5 4 3 2 1

B450M GAMING PAGE TITLE

26 PT,VPP_MEM,VDDCR_SOC_S5, OVER VOLTAGE
PAGE TITLE Revision :1.05 27 DDR POWER ,5VDUAL ,3VDUAL
D
01 COVER SHEET 28 REALTEK LAN RTL8118 D

02 BOM & PCB MODIFY HISTORY 29 FAN, COM, HWM, TPM

03 BLOCK DIAGRAM 30 HDMI, DVI Connector
04 CPU DDR4 MEMORY 31 VGA
05 CPU DDI, CONTROL 32 CPU SMD CAP BOTTOM
06 CPU GFX, GPP, SB, GND 33 CPU SMD CAP TOP
07 CPU MISC 34 M.2 Socket (SATA/PCIE)
08 CPU POWER 35 AUDIO LED, RGB LED Header
C C

09 CPU CLK, USB3, SPI ,LPC

10 DDR4 CHANNEL A
11 DDR4 CHANNEL B
12 PM CLK, SPI, MISC
13 PM USB
14 PM SATA, GPP
15 PM POWER, GND

B
16 PCIEx16 ,PCIEx1 Slot B

17 IT8686
18 F_USB ,F_USB30, R_USB30, KB_MS_USB
19 A_VDD1V8, A_VDDPS5
20 ALC887 CODEC
21 AUDIO JACK
22 POWER SEQ, A_VDDP
23 ATX , F_PANEL
A
24 PWM ISL95712 A

2015.12.30--B.L
25 VCORE MOS
Title
COVER SHEET
Size Document Number Rev
Custom B450M GAMING 1.05
Date: Tuesday, January 14, 2020 Sheet 1 of 35
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 5 4 3 2 1

Model Name:B450M GAMING Version: 1.05

Circuit or PCB layout change for next version

TIP/TOP: 9MB450MA-00-10K
Date Change Item Reason
Component value change history P-Code: U18108-0 2018.07.31 Rev 0.1 Gerber-out
Modify From A320M-S2H 1.1A
1. PWM 3+3 to 4+3
D D
Date Change Item Reason 2. RTL8118
3. TPM to Short Type
2018.07.31 0.1 New BOM release PCB:0.1 Modify From A320M-S2H 1.1A 4. Add COM Header
5. AODIO 切割線LED
1. B450 6. COLOR RGB HEADER(GPIO)
2. LAN 8111G to RTL8118 7. PCB 擴1cm
3. 4+3 Phase add DEC5 8. MOS_HS 使用B360 AORUS GAMING 3 FOOTPRINT
4. Improve PCIe card compatibility 9. Update 12V Dummy Load 線路
Modify SQR2 :39K ,Add SQC1: 2.2uF PC34 : 2.2u delete 10. All of EC 6mm Update -3 Footprints
5. CPU PN : CPU-SK/1331/BK/S/GF 11. 22uF/10uf 0805 to 0603
6. PCIEX16 RED STH Type ,DDR4_1/2 to RED 12. Add MB_ID3
13. SATAE_REQ0/1 PUll up
2018.08.08 10A New BOM release PCB:1.0 1. PCB Update 1.0
2. PCH_HS:12SP2-S03509-31R / TMOS_HS:12SP2-S10835-11R
3. C125 to 22uF , MB_DC23 : 47uF 2018.09.05 Rev 1.0 Gerber-out 1. MOS_HS : SINK_B450M_GAMING-T
2. Update 圖騰樣式,
2018.09.04 10B P BOM release PCB:1.0 1. Update TMOS & PM_HS Part NO 3. MB_DC23 Update Footprint C0805

2018.11.16 10C MP BOM release PCB:1.0 1. Update MOS_HS : 12SP2-S10835-11R 2019.01.07 Rev 1.01 Gerber-out Disconnect SMBUS from M.2
DIP CHOKE Footprints Update
1. Location : ML2
Footprints : CHOKE05U-40A-1PQ-AT
C 2019.01.08 10G MP BOM release PCB:1.01 Update PCB REV: 1.01 2019.01.07 Rev 1.05 Gerber-out 2. Location : DAL1/ DBL1/ DCL1/ DEL1/ DFL1/ DGL1 C

Footprints : choke0u3-r30m-jj2w-at
3. Add CAN EMI Wording

2019.11.1X 10I MP BOM release PCB:1.05 DIP CHOKE 自動插件料號

1. Location : ML2
PN : 1LC5-M3100B-28R/29R
2. Location : DAL1/ DBL1/ DCL1/ DEL1/ DFL1/ DGL1
PN :: 11LC5-M3300C-18R/19R

B B

A A

Title
BOM & PCB HISTORY
Size Document Number Rev
Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 2 of 35
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 5 4 3 2 1

UNGANGED MODE 64BIT

VCORE /VCORE_SOC
HDMI DP0 DDR4 2133/2400/2666 UNBUFFERED
30 AMD AM4 DDR4 DIMM2
ISL95712+ ISL6625 4+3PHASE
11 24,25
1 X16 or X8 PCIE+ VIDEO I/F
DVI DP1 UNGANGED MODE 64BIT
30
1 X4 PCIE GEN3 I/F with I/O HUB DDR4 2133/2400/2666 UNBUFFERED VDDIO_MEM : RT8120 28
DDR4 DIMM1 10 DDRVTT : NCT3103S
D VGA DP2 PCIE GEN3 x4 or VPP_MEM : RT8068A 29 D
31
PCIE GEN3 x2 + DDR4 FIRST LOGICAL DIMM

SATA GEN3 x2 or SATA Express x1

CLK From AM4
PCIE 0~7/0~15
PCIE SLOT X 16 USB3.1 GEN1 x4 GFX_CLK : PCIEx16
16 GPP_CLK(0~3)
0: n/a
AZALIA 48MHz
9 1: n/a
LPC I/F 2: Promontory
M.2 PCIE 0~7/0~15
INT RTC R_USB30 R_USB30 R_USB30 R_USB30 3: n/a 9
15h:SATA Only USB31 Gen1
17h:PCIEX4/SATA 34 HW MONITOR Port 0 Port 1 Port 2 Port 3
19 19 19 19
ACPI

LPC ITE LPC SIO IT8686 PS2 KB/MS

18 CPU/SYS FAN F_PANEL CLK Buffer (Promontory )
SPI BIOS SPI I/F HWM
9 GPP_CLK0~7
0,1,2,3 : n/a
TPM Header 4 : OPEN
18
5 : PCIEx1_1
C
ALC887-VD2 6 : PCIEx1_2 C
HD AUDIO CODEC HD AUDIO I/F 12
4,5,6,7,8,9 7: LAN
20,21

4X PCIE
GEN3

SATA#0 SATA#1
SATA GEN3
USB30-1 USB30-0 USB31 GEN1 (0~5) I/O HUB 14 14
19 19 Promontory
SATA#2 SATA#3
1 X4 PCIE GEN3 I/F SATA_EXPRESS/SATA GEN3
14 14
with APU
PCIE GEN2 x8
USB-3 USB-2 USB-1 USB-0 USB20 (0~5)
USB3.1 GEN2 x2 GPP4 GIGABIT LAN
19 19 19 19 RTL8111G
USB3.1 GEN1 x6 29
B USB2.0 x6 B

GPP5/GPP6 PCIE SLOT x1

USB-4 USB-5 USB31 GEN2 (0~1) SATA GEN3 x4 PCIEX1_1
PCIEX1_2 16
29 29
SATA Express x 2
or SATA GEN3 x4

12,13,14,15

A A

Title
BLOCK DIAGRAM
Size Document Number Rev
Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 3 of 35
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 5 4 3 2 1

MDA[0..63] [10] MDB[0..63] [11]

AM4A AM4I
MEMORY A MEMORY B

[10] MAAA[0..13] MAAA0 AA32 MA_ADD[0] MA_DATA[0] E18 MDA0 MAAB0 AC36 MB_ADD[0] MB_DATA[0] D20 MDB0
MAAA1 T32 MA_ADD[1] MA_DATA[1] J18 MDA1 [11] MAAB[0..13] MAAB1 U36 MB_ADD[1] MB_DATA[1] B21 MDB1
MAAA2 T35 MA_ADD[2] MA_DATA[2] J20 MDA2 MAAB2 U37 MB_ADD[2] MB_DATA[2] B24 MDB2
MAAA3 T31 MA_ADD[3] MA_DATA[3] H21 MDA3 MAAB3 T38 MB_ADD[3] MB_DATA[3] C24 MDB3
MAAA4 R30 MA_ADD[4] MA_DATA[4] H18 MDA4 MAAB4 T37 MB_ADD[4] MB_DATA[4] A20 MDB4
MAAA5 R33 MA_ADD[5] MA_DATA[5] F18 MDA5 MAAB5 R39 MB_ADD[5] MB_DATA[5] C20 MDB5
MAAA6 R32 MA_ADD[6] MA_DATA[6] G20 MDA6 MAAB6 R36 MB_ADD[6] MB_DATA[6] A23 MDB6
MAAA7 P34 MA_ADD[7] MA_DATA[7] F20 MDA7 MAAB7 P39 MB_ADD[7] MB_DATA[7] C23 MDB7
MAAA8 P30 MA_ADD[8] MAAB8 R38 MB_ADD[8]
MAAA9 P31 MA_ADD[9] MA_DATA[8] H22 MDA8 MAAB9 P36 MB_ADD[9] MB_DATA[8] A26 MDB8
MAAA10 AA36 MA_ADD[10] MA_DATA[9] G22 MDA9 MAAB10 AC39 MB_ADD[10] MB_DATA[9] C26 MDB9
D MAAA11 P33 MA_ADD[11] MA_DATA[10] E24 MDA10 MAAB11 P37 MB_ADD[11] MB_DATA[10] A29 MDB10 D
MAAA12 N35 MA_ADD[12] MA_DATA[11] J24 MDA11 MAAB12 N38 MB_ADD[12] MB_DATA[11] C29 MDB11
MAAA13 AE32 MA_ADD[13] MA_DATA[12] F21 MDA12 MAAB13 AG38 MB_ADD[13] MB_DATA[12] A25 MDB12
MA_DATA[13] J21 MDA13 MB_DATA[13] B25 MDB13
MA_ACT- M35 MA_ACT_L MA_DATA[14] H24 MDA14 MB_ACT- M38 MB_ACT_L MB_DATA[14] A28 MDB14
[10] MA_ACT- [11] MB_ACT-
MA_BG0 N31 MA_BG[0] MA_DATA[15] F24 MDA15 MB_BG0 M36 MB_BG[0] MB_DATA[15] B28 MDB15
[10] MA_BG0 [11] MB_BG0
MA_BG1 N32 MA_BG[1] MB_BG1 M39 MB_BG[1]
[10] MA_BG1 [11] MB_BG1
MA_DATA[16] J26 MDA16 MB_DATA[16] A31 MDB16
MA_BA0 AA35 MA_BANK[0] MA_DATA[17] J27 MDA17 MB_BA0 AD38 MB_BANK[0] MB_DATA[17] B31 MDB17
[10] MA_BA0 [11] MB_BA0
MA_BA1 AA33 MA_BANK[1] MA_DATA[18] G28 MDA18 MB_BA1 AC37 MB_BANK[1] MB_DATA[18] B34 MDB18
[10] MA_BA1 [11] MB_BA1
MA_DATA[19] H28 MDA19 MB_DATA[19] C35 MDB19
MA_DATA[20] H25 MDA20 MB_DATA[20] B30 MDB20
[10] MA_DM[0..8] MA_DM0 K19 MA_DM[0] MA_DATA[21] G25 MDA21 [11] MB_DM[0..8] MB_DM0 C21 MB_DM[0] MB_DATA[21] C30 MDB21
MA_DM1 J23 MA_DM[1] MA_DATA[22] E28 MDA22 MB_DM1 D26 MB_DM[1] MB_DATA[22] B33 MDB22
MA_DM2 G26 MA_DM[2] MA_DATA[23] H27 MDA23 MB_DM2 A32 MB_DM[2] MB_DATA[23] A34 MDB23
MA_DM3 H30 MA_DM[3] MB_DM3 D37 MB_DM[3]
MA_DM4 AJ31 MA_DM[4] MA_DATA[24] F29 MDA24 MB_DM4 AL38 MB_DM[4] MB_DATA[24] B36 MDB24
MA_DM5 AM31 MA_DM[5] MA_DATA[25] J30 MDA25 MB_DM5 AR39 MB_DM[5] MB_DATA[25] E36 MDB25
MA_DM6 AL29 MA_DM[6] MA_DATA[26] H31 MDA26 MB_DM6 AT35 MB_DM[6] MB_DATA[26] C39 MDB26
MA_DM7 AL26 MA_DM[7] MA_DATA[27] F32 MDA27 MB_DM7 AW29 MB_DM[7] MB_DATA[27] D38 MDB27
MA_DM8 G34 MA_DM[8] MA_DATA[28] J29 MDA28 MB_DM8 F39 MB_DM[8] MB_DATA[28] A35 MDB28
MA_DATA[29] G29 MDA29 MB_DATA[29] C36 MDB29
DQSA0 H19 MA_DQS_H[0] MA_DATA[30] E31 MDA30 DQSB0 B22 MB_DQS_H[0] MB_DATA[30] B38 MDB30
-DQSA0 G19 MA_DQS_L[0] MA_DATA[31] G31 MDA31 -DQSB0 A22 MB_DQS_L[0] MB_DATA[31] C38 MDB31
DQSA1 F23 MA_DQS_H[1] DQSB1 C27 MB_DQS_H[1]
-DQSA1 G23 MA_DQS_L[1] MA_DATA[32] AH34 MDA32 -DQSB1 B27 MB_DQS_L[1] MB_DATA[32] AK39 MDB32
DQSA2 F27 MA_DQS_H[2] MA_DATA[33] AJ30 MDA33 DQSB2 C33 MB_DQS_H[2] MB_DATA[33] AL37 MDB33
-DQSA2 F26 MA_DQS_L[2] MA_DATA[34] AK30 MDA34 -DQSB2 C32 MB_DQS_L[2] MB_DATA[34] AN36 MDB34
DQSA3 F30 MA_DQS_H[3] MA_DATA[35] AL34 MDA35 DQSB3 B37 MB_DQS_H[3] MB_DATA[35] AN39 MDB35
-DQSA3 E30 MA_DQS_L[3] MA_DATA[36] AH31 MDA36 -DQSB3 A37 MB_DQS_L[3] MB_DATA[36] AK38 MDB36
DQSA4 AJ33 MA_DQS_H[4] MA_DATA[37] AH32 MDA37 DQSB4 AM37 MB_DQS_H[4] MB_DATA[37] AK36 MDB37
C -DQSA4 AJ34 MA_DQS_L[4] MA_DATA[38] AK33 MDA38 -DQSB4 AM36 MB_DQS_L[4] MB_DATA[38] AM39 MDB38 C
DQSA5 AN32 MA_DQS_H[5] MA_DATA[39] AK32 MDA39 DQSB5 AT38 MB_DQS_H[5] MB_DATA[39] AN38 MDB39
-DQSA5 AN33 MA_DQS_L[5] -DQSB5 AT39 MB_DQS_L[5]
DQSA6 AP29 MA_DQS_H[6] MA_DATA[40] AM34 MDA40 DQSB6 AU34 MB_DQS_H[6] MB_DATA[40] AR36 MDB40
-DQSA6 AN29 MA_DQS_L[6] MA_DATA[41] AM33 MDA41 -DQSB6 AV34 MB_DQS_L[6] MB_DATA[41] AR37 MDB41
DQSA7 AP26 MA_DQS_H[7] MA_DATA[42] AP31 MDA42 DQSB7 AU28 MB_DQS_H[7] MB_DATA[42] AU37 MDB42
-DQSA7 AN26 MA_DQS_L[7] MA_DATA[43] AR33 MDA43 -DQSB7 AU29 MB_DQS_L[7] MB_DATA[43] AV37 MDB43
DQSA8 H34 MA_DQS_H[8] MA_DATA[44] AL32 MDA44 DQSB8 G38 MB_DQS_H[8] MB_DATA[44] AP37 MDB44
-DQSA8 H33 MA_DQS_L[8] MA_DATA[45] AL31 MDA45 -DQSB8 G37 MB_DQS_L[8] MB_DATA[45] AP38 MDB45
MA_DATA[46] AP34 MDA46 MB_DATA[46] AT36 MDB46
T34 MA_CLK_H[0] MA_DATA[47] AP32 MDA47 U39 MB_CLK_H[0] MB_DATA[47] AU38 MDB47
U34 V39
MEM CHB
MA_CLK_L[0] MB_CLK_L[0]
U33 MA_CLK_H[1] MA_DATA[48] AR31 MDA48 V38 MB_CLK_H[1] MB_DATA[48] AW35 MDB48
V33 MA_CLK_L[1] MA_DATA[49] AK29 MDA49 W38 MB_CLK_L[1] MB_DATA[49] AU35 MDB49
MA_CLKH2 V35 MA_CLK_H[2] MA_DATA[50] AM28 MDA50 MB_CLKH2 W37 MB_CLK_H[2] MB_DATA[50] AW32 MDB50
[10] MA_CLKH2 [11] MB_CLKH2
MA_CLKL2 V36 MA_CLK_L[2] MA_DATA[51] AL28 MDA51 MB_CLKL2 Y37 MB_CLK_L[2] MB_DATA[51] AU32 MDB51
[10] MA_CLKL2 [11] MB_CLKL2
MA_CLKH3 V32 MA_CLK_H[3] MA_DATA[52] AM30 MDA52 MB_CLKH3 Y39 MB_CLK_H[3] MB_DATA[52] AV36 MDB52
[10] MA_CLKH3 [11] MB_CLKH3
MA_CLKL3 W32 MA_CLK_L[3] MA_DATA[53] AN30 MDA53 MB_CLKL3 AA39 MB_CLK_L[3] MB_DATA[53] AW36 MDB53
[10] MA_CLKL3 [11] MB_CLKL3
MA_DATA[54] AP28 MDA54 MB_DATA[54] AW33 MDB54
MA_RST- L33 MA_RESET_L MA_DATA[55] AR28 MDA55 MB_RST- K35 MB_RESET_L MB_DATA[55] AV33 MDB55
[10] MA_RST- [11] MB_RST-
MA_ENENT- W35 MA_EVENT_L MB_EVENT- AA38 MB_EVENT_L
[10] MA_EVENT- [11] MB_EVENT-
MA_DATA[56] AK27 MDA56 MB_DATA[56] AW30 MDB56
M32 MA0_CKE[0] MA_DATA[57] AK26 MDA57 L37 MB0_CKE[0] MB_DATA[57] AV30 MDB57
M30 MA0_CKE[1] MA_DATA[58] AP25 MDA58 K37 MB0_CKE[1] MB_DATA[58] AW27 MDB58
MA1_CKE0 M33 MA1_CKE[0] MA_DATA[59] AR25 MDA59 MB1_CKE0 L39 MB1_CKE[0] MB_DATA[59] AW26 MDB59
[10] MA1_CKE0 [11] MB1_CKE0
MA1_CKE1 L34 MA1_CKE[1] MA_DATA[60] AN27 MDA60 MB1_CKE1 L36 MB1_CKE[1] MB_DATA[60] AV31 MDB60
[10] MA1_CKE1 [11] MB1_CKE1
MA_DATA[61] AM27 MDA61 MB_DATA[61] AU31 MDB61
AD35 MA0_ODT[0] MA_DATA[62] AL25 MDA62 AF39 MB0_ODT[0] MB_DATA[62] AV28 MDB62
AF31 MA0_ODT[1] MA_DATA[63] AM25 MDA63 AH36 MB0_ODT[1] MB_DATA[63] AV27 MDB63
MODT_A2 AD33 MA1_ODT[0] MODT_B2 AF37 MB1_ODT[0]
[10] MODT_A2 [11] MODT_B2
MODT_A3 AF34 MA1_ODT[1] MA_CHECK[0] F33 MA_CHK0 MODT_B3 AH38 MB1_ODT[1] MB_CHECK[0] F38 MB_CHK0
B [10] MODT_A3 [11] MODT_B3 B
MA_CHECK[1] G32 MA_CHK1 MB_CHECK[1] F36 MB_CHK1
AC33 MA0_CS_L[0] MA_CHECK[2] K31 MA_CHK2 AE37 MB0_CS_L[0] MB_CHECK[2] H39 MB_CHK2
AE35 MA0_CS_L[1] MA_CHECK[3] K32 MA_CHK3 AG39 MB0_CS_L[1] MB_CHECK[3] J39 MB_CHK3
MA1_CS0- AC34 MA1_CS_L[0] MA_CHECK[4] E33 MA_CHK4 MB1_CS0- AE38 MB1_CS_L[0] MB_CHECK[4] E37 MB_CHK4 B0 B1
[10] MA1_CS0- [11] MB1_CS0-
MA1_CS1- AE34 MA1_CS_L[1] MA_CHECK[5] E34 MA_CHK5 MB1_CS1- AG36 MB1_CS_L[1] MB_CHECK[5] E39 MB_CHK5
[10] MA1_CS1- [11] MB1_CS1-
MA_CHECK[6] J32 MA_CHK6 MB_CHECK[6] H36 MB_CHK6
MAAA17 AF33 MA_ADD_17 MA_CHECK[7] J33 MA_CHK7 MAAB17 AH37 MB_ADD_17 MB_CHECK[7] H37 MB_CHK7
[10] MAAA17 [11] MAAB17
MAAA16 AB34 MA_RAS_L_ADD[16] MAAB16 AD36 MB_RAS_L_ADD[16]
[10] MAAA16 MA_CHK[0..7] [11] MAAB16 MB_CHK[0..7]
MAAA15 AD32 MA_CAS_L_ADD[15] MAAB15 AF36 MB_CAS_L_ADD[15]
[10] MAAA15 MA_CHK[0..7] [10] [11] MAAB15 MB_CHK[0..7] [11]
MAAA14 AB35 MA_WE_L_ADD[14] MAAB14 AD39 MB_WE_L_ADD[14]
[10] MAAA14 [11] MAAB14
MA_ALERT- N34 MA_ALERT_L MA_ZVDDIO_MEM_S3 Y34 MA_ZVDDIO AR23 39.2/4/1 VDDIO_MEM MB_ALERT- N37 MB_ALERT_L MB_ZVDDIO_MEM_S3 Y36 MB_ZVDDIO AR27 39.2/4/1 VDDIO_MEM
[10] MA_ALERT- [11] MB_ALERT-
MA_PAROUT Y33 MA_PAROUT MA_ZVSS AJ37 MA_ZVSS AR48 40.2/4/1/X MB_PAROUT AB38 MB_PAROUT MB_ZVSS AJ39 MB_ZVSS AR49 40.2/4/1/X
[10] MA_PAROUT [11] MB_PAROUT
AM4 REV 0.92 AM4 REV 0.92
Place within 1" of APU.
PART 1 OF 12
Place within 1" of APU. PART 9 OF 12

CPU-SK/1331/BK/S/GF CPU-SK/1331/BK/S/GF

MEM CHA
AM4

MDA[0..63] MDB[0..63]
[10] MDA[0..63] [11] MDB[0..63]
MAAA[0..16] MAAB[0..16]
[10] MAAA[0..16] [11] MAAB[0..16]
A A
DQSA[0..8] DQSB[0..8]
[10] DQSA[0..8] [11] DQSB[0..8]
-DQSA[0..8] -DQSB[0..8]
[10] -DQSA[0..8] [11] -DQSB[0..8]

Title
APU DDR4
Size Document Number Rev
A0 A1 Custom B450M GAMING 1.05
AM3RM/SC/BL/MB/[12KRC-04K813-11R]
Date: Friday, November 15, 2019 Sheet 4 of 35
5 4 3 2 1
 5 4 3 2 1

A_VDD1V8 AR39 1K/4/1 APU_SIC AM4C

DISPLAY/SVI2/JTAG/TEST
AR40 1K/4/1 APU_SID Placed within 1500 mils from APU
AR34 300/4 APU_PWRGD DP2_TXP0 B6 DP2_TXP[0] DP_ZVSS F12 DP_ZVSS AR29 2K/4/1
[31] DP2_TXP0
VGA DP2_TXN0 B7 DP2_TXN[0] DP_AUX_ZVSS E12 DP_A_ZVSS AR26 150/4/1
[31] DP2_TXN0
AR33 300/4 APURSTL DP_BLON G13
DP2_TXP1 A7 DP2_TXP[1] DP_DIGON H13
[31] DP2_TXP1
DP2_TXN1 A8 DP2_TXN[1] DP_VARY_BL H12
[31] DP2_TXN1
AC25
100p/4/NPO/50V/J C8 DP2_TXP[2]
C9 DP2_TXN[2] DP2_AUXP A10 DP2_AUXP
DP2_AUXP [31]
DP2_AUXN A11 DP2_AUXN
DP2_AUXN [31]
D B9 DP2_TXP[3] DP2_HPD E10 DP2_HPD DP2_HPD [31] D
B10 DP2_TXN[3]
DP1_AUXP F11 DP1_AUXP
DP1_AUXP [30]
DP1_TXP0 D4 DP1_TXP[0] DP1_AUXN G11 DP1_AUXN
[30] DP1_TXP0 DP1_AUXN [30]
DVI DP1_TXN0 D5 DP1_TXN[0] DP1_HPD D10 DP1_HPD DP1_HPD [30]
[30] DP1_TXN0
DP1_TXP1 D7 DP1_TXP[1] DP0_AUXP G10 DP0_AUXP
[30] DP1_TXP1 DP0_AUXP [30]
A_VDD1V8 AR50 1K/4/1 APU_SVT DP1_TXN1 D8 DP1_TXN[1] DP0_AUXN H10 DP0_AUXN
[30] DP1_TXN1 DP0_AUXN [30]
DP0_HPD H9 DP0_HPD DP0_HPD [30]
AR41 1K/4/1/X APU_SVC DP1_TXP2 F8 DP1_TXP[2]
[30] DP1_TXP2
AR43 1K/4/1/X DP1_TXN2 G8 DP1_TXN[2]
[30] DP1_TXN2

A_VDD1V8 AR44 1K/4/1/X APU_SVD DP1_TXP3 E9 DP1_TXP[3]

[30] DP1_TXP3
AR45 1K/4/1/X DP1_TXN3 F9 DP1_TXN[3]
[30] DP1_TXN3
DP0_TXP0 D2 DP0_TXP[0]
[30] DP0_TXP0
HDMI DP0_TXN0 C2 DP0_TXN[0]
[30] DP0_TXN0
TEST4 L23 APU_TEST4 TP1
SVC SVD Boot voltage DP0_TXP1 C3 DP0_TXP[1] TEST5 M22 APU_TEST5 TP2 THERMTRIP- AR36 0/4/SHT/20/X THERMTRIPO
[30] DP0_TXP1 THERMTRIPO [17]
DP0_TXN1 B3 DP0_TXN[1] TEST6 D13 APU_TEST6 TP3
[30] DP0_TXN1
0 0 1.1 TEST47 P28
DP0_TXP2 B4 DP0_TXP[2] TEST10 AB4 APU_TEST10 TP5
[30] DP0_TXP2
0 1 1.0 DP0_TXN2 A4 DP0_TXN[2] TEST14 C12 APU_TEST14 AR1 1K/4/1/X
[30] DP0_TXN2
TEST15 B12 APU_TEST15 TP6
1 0 0.9 DP0_TXP3 C5 DP0_TXP[3] TEST16 C11 APU_TEST16 AR2 1K/4/1/X
[30] DP0_TXP3
DP0_TXN3 C6 DP0_TXN[3] TEST17 D11 APU_TEST17 AR3 1K/4/1/X
[30] DP0_TXN3
1 1 0.8 TEST11 A13 APU_TEST11 AR5 1K/4/1/X
TEST19 H16 APU_TEST19 AR62 1K/4/1
[24] APU_SVC APU_SVC D17 SVC TEST18 G16 APU_TEST18 AR20 1K/4/1
APU_SVD C17 SVD
[24] APU_SVD
[24] APU_SVT APU_SVT A17 SVT
C TEST28_H E6 APU_TEST28_H TP8
C
TEST28_L E7 APU_TEST28_L TP9
APU_PWRGD E16 PWROK TEST31 AA30 APU_TEST31 TP13
[24] APU_PWRGD
[23] APURST- AR52 22/4 APURSTL B16 RESET_L TEST40 W30 APU_TEST40 TP14
DP_STEREOSYNC K14 APU_STESYNC

[17] APU_SIC APU_SIC B18 SIC AM4R1 AL8 AM4R1

AM4R1 [22,26]
APU_SID C18 SID CORETYPE[0] AM24 CORETYPE0
[17] APU_SID
APU_ALERT- D16 ALERT_L CORETYPE[1] AN9 CORETYPE1
CORETYPE1 [7,19,22]
APU_PROCHOT- H15 PROCHOT_L
THERMTRIP- A19 THERMTRIP_L TEST41 A16 APU_TEST41 TP15
ARN6
1K/8P4R/4
A_VDD1V8 AR68 0/4/SHT/20/X HDTP_PWR 1 2 APU_TCK APU_TDI A14 TDI VDDCR_CPU_SENSE F14 COREFB+ [24]
3 4 APU_TMS APU_TDO C14 TDO VDDCR_SOC_SENSE E15 VNB_FB+ [24]
5 6 APU_TDI APU_TCK C15 TCK VDDIO_MEM_S3_SENSE G14
7 8 APU_DBREQ- APU_TMS B15 TMS VSS_SENSE_A F15 COREFB- [24]
APU_TRST- B13 TRST_L
AR108 1K/4/1/X APU_DBRDY APU_DBRDY E13 DBRDY VDDP_SENSE AL22
APU_DBREQ- D14 DBREQ_L VSS_SENSE_B AM23 CORETYPE0 AR30 1K/4/1 A_VDD18S5
AR107 1K/4/1/X APU_TDO CORETYPE1 AR13 1K/4/1 3VDUAL
AR67 1K/4/1 APU_TRST-
AM4 REV 0.92 AR22 1K/4/1 A_VDD1V8
PART 3 OF 12 APU_STESYNC AR21 1K/4/X
CPU-SK/1331/BK/S/GF
APU_STESYNC: high=>HDMI, low=>NO HDMI
AM4R1 AR117 8.2K/4 3VDUAL

A_Q4
B CORETYPE1 B
VCC3 1 6
IN(H) SEL
2 5 3VDUAL ARN7
GND VCC 1K/8P4R/4
A_VDD1V8 3 4 A_Q4_4 1 2
IN(L) OUT THERMTRIP-
3 4
ABC24 5 6 APU_ALERT-
1u/4/X5R/6.3V/K 7 8 APU_PROCHOT-
APU_PROCHOT- [24]

NC7SB3157P6X_NL/SC70-6/[10TT1-123157-10R]

AM4 CPU CoreType

CORETYPE 1 CORETYPE 0 Family / Model Numbers AM4 APU TYPE

www.teknisi-indonesia.com 0 BR 0 Family 15h, 60 h- 6 Fh TYPE 0

0 RV 200 1 Family 17h, Models 20h-2Fh TYPE 1
A 1 ST 0 Family 17h, Models 00 h- 0 Fh TYPE 2 A

1 RV 1 Family 17h, Models 10 h- 1 Fh TYPE 3

Title
CPU DDI, CONTROL
Size Document Number Rev
Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 5 of 35
5 4 3 2 1
 8 7 6 5 4 3 2 1

AM4B AM4G AM4J AM4H AM4K

PCIE GND GND GND GND & RSVD

[14] A_RX0P AE8 P_HUB_RXP[0] P_HUB_TXP[0] AE4 A_TX0P_C AC1 0.22u/4/X5R/6.3V/K J15 VSS VSS E35 AF28 VSS VSS AL30 K33 VSS VSS U13 AU26 VSS RSVD AM12
A_TX0P [14]
[14] A_RX0N AD8 P_HUB_RXN[0] P_HUB_TXN[0] AE5 A_TX0N_C AC2 0.22u/4/X5R/6.3V/K L29 VSS VSS E38 AF30 VSS VSS AL33 L4 VSS VSS U27 AU27 VSS RSVD AT25
A_TX0N [14]
AJ11 VSS VSS F1 AG1 VSS VSS AL35 L5 VSS VSS U29 AU30 VSS RSVD AR15
[14] A_RX1P AB8 P_HUB_RXP[1] P_HUB_TXP[1] AA5 A_TX1P_C AC3 0.22u/4/X5R/6.3V/K A3 VSS VSS F4 AG4 VSS VSS AL36 L8 VSS VSS U31 AU33 VSS RSVD AP15
A_TX1P [14]
[14] A_RX1N AA8 P_HUB_RXN[1] P_HUB_TXN[1] AB5 A_TX1N_C AC4 0.22u/4/X5R/6.3V/K A6 VSS VSS F17 AG8 VSS VSS AL39 L9 VSS VSS V1 AU36 VSS RSVD AN12
A_TX1N [14]
A9 VSS VSS F19 AG9 VSS VSS AM5 L11 VSS VSS V4 AU39 VSS RSVD AN15
[14] A_RX2P Y6 P_HUB_RXP[2] P_HUB_TXP[2] AC6 A_TX2P_C AC5 0.22u/4/X5R/6.3V/K A12 VSS VSS F22 AG11 VSS VSS AM11 L13 VSS VSS V7 AV2 VSS RSVD AT30
A_TX2P [14]
[14] A_RX2N Y7 P_HUB_RXN[2] P_HUB_TXN[2] AC7 A_TX2N_C AC6 0.22u/4/X5R/6.3V/K A15 VSS VSS F25 AG13 VSS VSS AM14 L15 VSS VSS V10 AV17 VSS RSVD AW24
A_TX2N [14]
A18 VSS VSS F28 AG15 VSS VSS AM26 L17 VSS VSS V12 AV20 VSS RSVD AR24
[14] A_RX3P W4 P_HUB_RXP[3] P_HUB_TXP[3] AD5 A_TX3P_C AC7 0.22u/4/X5R/6.3V/K A21 VSS VSS F31 AG17 VSS VSS AM29 L19 VSS VSS V28 AV23 VSS RSVD A5
A_TX3P [14]
[14] A_RX3N W5 P_HUB_RXN[3] P_HUB_TXN[3] AD6 A_TX3N_C AC8 0.22u/4/X5R/6.3V/K A24 VSS VSS F34 AG19 VSS VSS AM32 L21 VSS VSS V30 AV26 VSS RSVD AD3
A_TX3N [14]
D A27 VSS VSS F35 AG21 VSS VSS AM35 L25 VSS VSS W9 AV29 VSS RSVD AB2 D
PLACE THESE CAP CLOSE TO APU. A30 VSS VSS F37 AG23 VSS VSS AM38 L27 VSS VSS W11 AV32 VSS RSVD AH2
[34] PCIE1X0_IP AR9 P_GPP_RXP[0] P_GPP_TXP[0] AT12 PCIE1X0_OP [34] A33 VSS VSS G7 AG25 VSS VSS AN1 L28 VSS VSS W13 AV35 VSS RSVD AL16
[34] PCIE1X0_IN AT9 P_GPP_RXN[0] P_GPP_TXN[0] AR12 PCIE1X0_ON [34] A36 VSS VSS G21 AG27 VSS VSS AN4 L30 VSS VSS W27 AV38 VSS RSVD AL17
B19 VSS VSS G24 AG28 VSS VSS AN22 L31 VSS VSS W29 AW4 VSS RSVD AL18
[34] PCIE1X1_IP AM9 P_GPP_RXP[1] P_GPP_TXP[1] AP13 PCIE1X1_OP [34] B23 VSS VSS G27 AG29 VSS VSS AN25 M1 VSS VSS W31 AW7 VSS RSVD AL19
[34] PCIE1X1_IN AM10 P_GPP_RXN[1] P_GPP_TXN[1] AR13 PCIE1X1_ON [34] B26 VSS VSS G30 AG30 VSS VSS AN28 M4 VSS VSS Y5 AW10 VSS RSVD AL20
B29 VSS VSS G33 AG31 VSS VSS AN31 M8 VSS VSS Y8 AW13 VSS RSVD AL21
[34] PCIE1X2_IP AR10 P_GPP_RXP[2]/SATA_RX0P P_GPP_TXP[2]/SATA_TX0P AL13 PCIE1X2_OP [34] B32 VSS VSS G35 AG32 VSS VSS AN34 M10 VSS VSS Y10 AW16 VSS RSVD AM16
[34] PCIE1X2_IN AP10 P_GPP_RXN[2]/SATA_RX0N P_GPP_TXN[2]/SATA_TX0N AM13 PCIE1X2_ON [34] B35 VSS VSS G36 AH10 VSS VSS AN35 M12 VSS VSS Y12 AW19 VSS RSVD AM17
C1 VSS VSS G39 AH12 VSS VSS AN37 M14 VSS VSS Y28 AW22 VSS RSVD AM21
[34] PCIE1X3_IP AP11 P_GPP_RXP[3]/SATA_RX1P P_GPP_TXP[3]/SATA_TX1P AN14 PCIE1X3_OP [34] C22 VSS VSS H4 AH14 VSS VSS AP6 M16 VSS VSS Y30 AW25 VSS RSVD AN16
[34] PCIE1X3_IN AN11 P_GPP_RXN[3]/SATA_RX1N P_GPP_TXN[3]/SATA_TX1N AP14 PCIE1X3_ON [34] C25 VSS VSS H5 AH16 VSS VSS AP24 M18 VSS VSS AA1 AW28 VSS RSVD AN17
C28 VSS VSS H8 AH18 VSS VSS AP27 M20 VSS VSS AA4 AW31 VSS RSVD AN21
C31 VSS VSS H11 AH20 VSS VSS AP30 M24 VSS VSS AA6 AW34 VSS RSVD AP16
EXP_A_RXP0 F6 P_GFX_RXP[0] P_GFX_TXP[0] D1 EXP_A_TXP0 C34 VSS VSS H14 AH22 VSS VSS AP33 M26 VSS VSS AA9 AW37 VSS RSVD AP17
EXP_A_RXN0 F5 P_GFX_RXN[0] P_GFX_TXN[0] E1 EXP_A_TXN0 C37 VSS VSS H17 AH24 VSS VSS AP35 M27 VSS VSS AA11 RSVD AP21
D6 VSS VSS H20 AH26 VSS VSS AP36 M28 VSS VSS AA13 RSVD AR16
EXP_A_RXP1 G5 P_GFX_RXP[1] P_GFX_TXP[1] E3 EXP_A_TXP1 D9 VSS VSS H23 AH28 VSS VSS AP39 N9 VSS VSS AA27 RSVD AR18
EXP_A_RXN1 G4 P_GFX_RXN[1] P_GFX_TXN[1] F3 EXP_A_TXN1 D12 VSS VSS H26 AH29 VSS VSS AR5 N11 VSS VSS AA31 RSVD AR19
D15 VSS VSS H29 AH30 VSS VSS AR8 N13 VSS VSS AA29 RSVD AR20
EXP_A_RXP2 H7 P_GFX_RXP[2] P_GFX_TXP[2] F2 EXP_A_TXP2 D18 VSS VSS H32 AH33 VSS VSS AR11 N15 VSS VSS AB7 RSVD AR21
EXP_A_RXN2 H6 P_GFX_RXN[2] P_GFX_TXN[2] G2 EXP_A_TXN2 D19 VSS VSS H35 AJ5 VSS VSS AR14 N17 VSS VSS AB10 RSVD AT19
D21 VSS VSS H38 AJ8 VSS VSS AR17 N19 VSS VSS AB12 RSVD D28
EXP_A_RXP3 J6 P_GFX_RXP[3] P_GFX_TXP[3] G1 EXP_A_TXP3 D22 VSS VSS J1 AJ9 VSS VSS AR23 N21 VSS VSS AB28 RSVD E19
EXP_A_RXN3 J5 P_GFX_RXN[3] P_GFX_TXN[3] H1 EXP_A_TXN3 D23 VSS VSS J4 AJ13 VSS VSS AR26 N23 VSS VSS AB30 RSVD E22
D24 VSS VSS J8 AJ23 VSS VSS AR27 N25 VSS VSS AC5 RSVD E25
EXP_A_RXP4 K8 P_GFX_RXP[4] P_GFX_TXP[4] H3 EXP_A_TXP4 D25 VSS VSS J9 AJ25 VSS VSS AR29 N27 VSS VSS AC8 RSVD G17
EXP_A_RXN4 K7 P_GFX_RXN[4] P_GFX_TXN[4] J3 EXP_A_TXN4 D27 VSS VSS J11 AJ26 VSS VSS AR30 N29 VSS VSS AC9 RSVD J36
D29 VSS VSS J13 AJ27 VSS VSS AR32 P4 VSS VSS AC11 RSVD J38
EXP_A_RXP5 K5 P_GFX_RXP[5] P_GFX_TXP[5] J2 EXP_A_TXP5 D30 VSS VSS J17 AJ28 VSS VSS AR34 P5 VSS VSS AC13 RSVD K34
C EXP_A_RXN5 K4 P_GFX_RXN[5] P_GFX_TXN[5] K2 EXP_A_TXN5 D31 VSS VSS J19 AJ29 VSS VSS AR35 P8 VSS VSS AC27 RSVD K38 C
D32 VSS VSS J22 AJ32 VSS VSS AR38 P10 VSS VSS AC29 RSVD R35
EXP_A_RXP6 L7 P_GFX_RXP[6] P_GFX_TXP[6] K1 EXP_A_TXP6 D33 VSS VSS J25 AJ35 VSS VSS AT1 P12 VSS VSS AC31 RSVD AB37
EXP_A_RXN6 L6 P_GFX_RXN[6] P_GFX_TXN[6] L1 EXP_A_TXN6 D34 VSS VSS J28 AJ36 VSS VSS AT7 R1 VSS VSS AD1 RSVD AH35
D35 VSS VSS J31 AJ38 VSS VSS AT10 R4 VSS VSS AD4 RSVD AK34
EXP_A_RXP7 M6 P_GFX_RXP[7] P_GFX_TXP[7] L3 EXP_A_TXP7 D36 VSS VSS J34 AK1 VSS VSS AT13 R8 VSS VSS AD10
EXP_A_RXN7 M5 P_GFX_RXN[7] P_GFX_TXN[7] M3 EXP_A_TXN7 D39 VSS VSS J35 AK4 VSS VSS AT16 R9 VSS VSS AD12
E4 VSS VSS J37 AK10 VSS VSS AT22 R11 VSS VSS AD28
EXP_A_RXP8 N8 P_GFX_RXP[8] P_GFX_TXP[8] M2 EXP_A_TXP8 E5 VSS VSS K10 AK12 VSS VSS AT26 R13 VSS VSS AD30
EXP_A_RXN8 N7 P_GFX_RXN[8] P_GFX_TXN[8] N2 EXP_A_TXN8 E8 VSS VSS K12 AK14 VSS VSS AT27 R27 VSS VSS AE7
E11 VSS VSS K18 AK22 VSS VSS AT28 R29 VSS VSS AE9
EXP_A_RXP9 N5 P_GFX_RXP[9] P_GFX_TXP[9] N1 EXP_A_TXP9 E14 VSS VSS K20 AK25 VSS VSS AT29 T10 VSS VSS AE11
EXP_A_RXN9 N4 P_GFX_RXN[9] P_GFX_TXN[9] P1 EXP_A_TXN9 E17 VSS VSS K21 AK28 VSS VSS AT31 T12 VSS VSS AE13
E20 VSS VSS K22 AK31 VSS VSS AT32 T28 VSS VSS AE27
EXP_A_RXP10 P7 P_GFX_RXP[10] P_GFX_TXP[10] P3 EXP_A_TXP10 E21 VSS VSS K23 AK35 VSS VSS AT33 T30 VSS VSS AE29
EXP_A_RXN10 P6 P_GFX_RXN[10] P_GFX_TXN[10] R3 EXP_A_TXN10 E23 VSS VSS K26 AK37 VSS VSS AT34 U4 VSS VSS AE31
E26 VSS VSS K27 AL9 VSS VSS AT37 U5 VSS VSS AF5
EXP_A_RXP11 R6 P_GFX_RXP[11] P_GFX_TXP[11] R2 EXP_A_TXP11 E27 VSS VSS K28 AL11 VSS VSS AU18 U8 VSS VSS AF8
EXP_A_RXN11 R5 P_GFX_RXN[11] P_GFX_TXN[11] T2 EXP_A_TXN11 E29 VSS VSS K29 AL24 VSS VSS AU21 U9 VSS VSS AF10
E32 VSS VSS K30 AL27 VSS VSS AU24 U11 VSS VSS AF12
EXP_A_RXP12 T8 P_GFX_RXP[12] P_GFX_TXP[12] T1 EXP_A_TXP12 AM4 REV 0.92 AM4 REV 0.92 AM4 REV 0.92 AM4 REV 0.92
EXP_A_RXN12 T7 P_GFX_RXN[12] P_GFX_TXN[12] U1 EXP_A_TXN12 PART 7 OF 12 PART 10 OF 12 PART 8 OF 12 PART 11 OF 12

CPU-SK/1331/BK/S/GF CPU-SK/1331/BK/S/GF CPU-SK/1331/BK/S/GF CPU-SK/1331/BK/S/GF

EXP_A_RXP13 T4 P_GFX_RXP[13] P_GFX_TXP[13] U3 EXP_A_TXP13
EXP_A_RXN13 T5 P_GFX_RXN[13] P_GFX_TXN[13] V3 EXP_A_TXN13

EXP_A_RXP14 U7 P_GFX_RXP[14] P_GFX_TXP[14] V2 EXP_A_TXP14

EXP_A_RXN14 U6 P_GFX_RXN[14] P_GFX_TXN[14] W2 EXP_A_TXN14

EXP_A_RXP15 V6 P_GFX_RXP[15] P_GFX_TXP[15] W1 EXP_A_TXP15

EXP_A_RXN15 V5 P_GFX_RXN[15] P_GFX_TXN[15] Y1 EXP_A_TXN15
B B
Within 1500mil from APU
A_VDDP AR25 196/4/1 P_VZDD W8 P_ZVDDP P_ZVSS W7 P_ZVSS AR24 196/4/1
P0A_ZVSS V8 P0A_ZVSS AR6 200/4/1/X
P0B_ZVSS AT8 P0B_ZVSS AR7 200/4/1/X
A_VDDP AR28 1K/4/1 SATA_VZDD AV7 SATA_ZVDDP
AM4 REV 0.92
SATA_ZVSS AV6 SATA_ZVSS AR4 1K/4/1
PART 2 OF 12

Within 1500mil from APU CPU-SK/1331/BK/S/GF

EXP_A_RXP[0..15]
EXP_A_RXP[0..15] [16]
EXP_A_RXN[0..15]
EXP_A_RXN[0..15] [16]
EXP_A_TXP[0..15]
EXP_A_TXP[0..15] [16]
EXP_A_TXN[0..15]
EXP_A_TXN[0..15] [16]

A A

Title
CPU GFX, GPP, SB, GND
Size Document Number Rev
Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 6 of 35
8 7 6 5 4 3 2 1
 8 7 6 5 4 3 2 1

F_PANEL 已 PU VCC3

3VDUAL AR95 8.2K/4/X SYS_RSTL AM4D SMBCLK AR31 2.2K/4/1

AR96 2K/4/1/X ACPI/SD/AZ/GPIO/RTC/I2C/MISC SMBDATA AR53 2.2K/4/1
AR114 33/4 ARST- AU22 LPC_RST_L
[17,29] LPC_RST-
3VDUAL AR103 8.2K/4/X PCIE_RST- AR60 33/4 A_PERST- AL7 PCIE_RST_L/EGPIO26 SMBCLK
[12,16,34] PCIE_RST-
VCC3 AR120 8.2K/4 SMBDATA
3VDUAL AR104 8.2K/4 PCIE_WAKE- RSMRST- AP5 RSMRST_L EGPIO95 AW11 EGPIO95 [29]
EGPIO96 AV12 EGPIO96 [29]
AR0 0/4/SHT/X PWRBTN- AN5 PWR_BTN_L/AGPIO0 ABC22 ABC23
[17] -PSOUT
[22] APU_PWOK AM3 PWR_GOOD 100P/4/NPO/50V/J/X 100P/4/NPO/50V/J/X
PR68 22/4 SYS_RSTL AM4 SYS_RESET_L/AGPIO1
[23] SYS_RST-
PC17 22P/4/N/50V/X PCIE_WAKE- AL5 WAKE_L/AGPIO2 EGPIO97 AW12
[12,16,28] PCIE_WAKE- EGPIO97 [29]
D PCIE_WAKE- EGPIO98 AU13 D
AR112 1K/4/1/X S0A3_GPIO PR69 22/4 SLP_S3L AT2 AV13 3VDUAL
3VDUAL [17,22] SLP_S3- SLP_S3_L EGPIO99
PR70 22/4 SLP_S5L AP2 SLP_S5_L EGPIO100 AT14
[17,26] SLP_S5-
3VDUAL AR111 8.2K/4 LPCPME- ABC43 SMBCLK1 AR80 2.2K/4/1
100P/4/NPO/50V/J/X S0A3_GPIO AR3 S0A3_GPIO/AGPIO10/SGPIO0_CLK SMBDATA1 AR81 2.2K/4/1
[22] S0A3_GPIO
3VDUAL AR110 1K/4/1/X SLP_S3- S5_MUX AP4 S5_MUX_CTRL/EGPIO42 SCL0/I2C2_SCL/EGPIO113 AU25 SMBCLK SMBCLK [10,11,24,26,31]
[26] S5_MUX
SDA0/I2C2_SDA/EGPIO114 AV25 SMBDATA SMBDATA [10,11,24,26,31]
3VDUAL AR109 1K/4/1/X SLP_S5- SLP_S3- SLP_S5- A_TEST0 AM6 TEST0
A_TEST1 AM7 TEST1/TMS SCL1/I2C3_SCL/AGPIO19 AK3 SMBCLK1 SMBCLK1 [16]
3VDUAL AR74 2.2K/4/1/X A_TEST0 A_TEST2 AT3 TEST2 SDA1/I2C3_SDA/AGPIO20 AK2 SMBDATA1 SMBDATA1 [16]
AR75 15K/4/1 ABC41 ABC42 3VDUAL
10P/4/NPO/50V/J 10P/4/NPO/50V/J [17] KBRST- KBRST- AN24 ESPI_RESET_L/KBRST_L

3VDUAL AR76 2.2K/4/1/X A_TEST1 A_GPIO3 AR91 8.2K/4

AR77 15K/4/1 LPCPME- AL2 LPC_PME_L/AGPIO22 AGPIO3 AT6 A_GPIO3 AR92 2K/4/1/X
[12,17] LPCPME-
[12] AGPIO86 AGPIO86 AW17 AGPIO86 AGPIO4 AR6
3VDUAL AR78 2.2K/4/1/X A_TEST2 AGPIO5/DEVSLP0 AP22 M2_DEVSLP
M2_DEVSLP [34]
AR79 15K/4/1 AGPIO6 AN8 AGPIO6 AR121 0/4/SHT/X
FAN_0_RPM [17]
TP16 AGPIO23 AN3 AGPIO23/SGPIO0_LOAD AGPIO8 AP7 M2A_DETECT- M2A_DETECT- [34] AGPIO85 ECR92 1K/4/1
VCC3
AGPIO9/SGPIO0_DATAOUT AN2
GENINT1_L/AGPIO89 AV22
GENINT2_L/AGPIO90 AU23 PEX16_PRSNT-
PEX16_PRSNT- [16] RTCVDD3
AT23 CLK_REQ0_L/SATA_IS0_L/SATA_ZP0_L/AGPIO92 SATA_ACT_L/AGPIO130 AM22 ASATA_LED-
ASATA_LED- [23]
AZ_BIT_CLK [34] M2A_-CLKREQ M2A_-CLKREQ AV24 CLK_REQ1_L/AGPIO115 AGPIO40/SGPIO0_DATAIN AR4
3VDUAL M2ASSD_IFDET AT24 CLK_REQ2_L/AGPIO116
[34] M2ASSD_IFDET
AL23 CLK_REQ3_L/SATA_IS1_L/SATA_ZP1_L/EGPIO131

3
ABC37 AR22 CLK_REQG_L/OSCIN/EGPIO132
10P/4/NPO/50V/J/X AL1 USB_OC0_L/AGPIO16
AR119 EC_USB_OC1 D ECQ3
AM1 USB_OC1_L/TDI/AGPIO17
1K/4/1 AR1 USB_OC2_L/TCK/AGPIO18
G S 2N7002/SOT23/25pF/5
AP1 USB_OC3_L/TDO/AGPIO24
A_Q1_1 SOT23

1
C A_AZBCLK AW3 AZ_BITCLK SPKR/AGPIO91 AW23 SPKR VCC3 AGPIO85 C
SPKR [23]
3

ARN9 [20] AZ_SDATA_IN0 AV3 AZ_SDIN0

22/8P4R/4 AR115 8.2K/4 AZ_SDIN1 AU5 AZ_SDIN1 BLINK/AGPIO11 AT5
D ECQ4 A_AZRSTL AR116 8.2K/4 AZ_SDIN2
[20] -AZ_RST 1 2 AV4 AZ_SDIN2
3 4 A_AZSYNC A_AZRSTL AU1 AZ_RST_L
G S [20] AZ_SYNC
2N7002/SOT23/25pF/5 5 6 A_AZSOUT A_AZSYNC AU2 AZ_SYNC
[20] AZ_SDATA_OUT
SOT23 7 8 A_AZBCLK A_AZSOUT AU4 AZ_SDOUT
[20] AZ_BIT_CLK
2

A_USB_OC1 FANIN0/AGPIO84 AN23

FANOUT0/AGPIO85 AP23 AGPIO85

AR94 2K/4/1/X RTCCLK

A_Q1
A_Q1_1 1 6 CORETYPE1 [5,19,22] RTCCLK AP8 RTCCLK TEST46[13] AL4 APU_TEST46 TP7
IN(H) SEL
2 5 3VDUAL
GND VCC AR97 A_RTC_XI AW5 X32K_X1
3 4 A_Q1_4 MASK/0/4/SHT/X EC_USB_OC1
[18] A_USB_OC1 IN(L) OUT
NC7SB3157P6X_NL/SC70-6/[10TT1-123157-10R]
AXR1 20M/4 A_RTC_XO AW6 X32K_X2
AM4 REV 0.92
PART 4 OF 12

ARN8 CPU-SK/1331/BK/S/GF

3
1K/8P4R/4
1 2 A_AZBCLK 2 1 AX1
3 4 A_AZSOUT 32.768K/12.5p/20ppm/TF38/35K/D
5 6 A_AZSYNC
4

7 8 A_AZRSTL AX1

AXC1 AXC2
B 15P/4/NPO/50V/J 15P/4/NPO/50V/J B
SHW/D0.64*5.08*6.74
8.2K/4/X
AR126 AZ_SDATA_IN0

A_VDD18S5 AR12 22K/4 RSMRST-

ABC21
1u/4/X5R/6.3V/K

3VDUAL AR93 8.2K/4 RTCCLK

Internal Debug Only

TEST0 TEST1 TEST2 Description

0 0 0 FCH TAP accessible from APU when TAPEN is asserted
ORTCXO
A FCH JTAG pins overloaded for multiple functions, in this A
configuration the FCH JTAG are used as non-JTAG pins ORTCR1 20M/4 ORTCXI
RTC
0 0 1 Reserve ORTCXI 1 8 RTCVDD3
XI VDD
4

0 1 X Reserve ORTCXO 2 7 TP12

ORTCX XO CLKOUT
1 2
1 TMS 0 FCH JTAG multi-function pins are configured as JTAG 32.768K/12.5p/20ppm/TF38/35K/D 3 6 SMBCLK1
INT- SCL Title
pins, in this configuration the FCH TAP can be
3

ORTCX SMBDATA1
accessed from FCH JTAG pins
4
9
VSS SDA
5
AM4 MISC
ORTC2 ORTC1 BGND Size Document Number Rev
1 TMS 1 Use on JTAG only, Yuba JTAG enable.
12p/4/NPO/50V/J/X 12p/4/NPO/50V/J/X PCF85063TP/HWSON8 Custom B450M GAMING 1.05
SHW/D0.64*5.08*6.74
Date: Friday, November 15, 2019 Sheet 7 of 35
8 7 6 5 4 3 2 1
 Vcore EDC =125A Vcore SOC EDC=75A
Vcore 0.75~1.5V Vcore SOC 0.75~1.2V
VCORE AM4L VCORE_SOC
POWER

VDDIO Max=15.5A M7 VDDCR_CPU VDDCR_SOC B5

N3 VDDCR_CPU VDDCR_SOC B8
VDDIO_MEM AM4F A_VDDP N6 VDDCR_CPU VDDCR_SOC B11
POWER P2 VDDCR_CPU VDDCR_SOC B14
K36 VDDIO_MEM_S3 VDDP AM18 R7 VDDCR_CPU VDDCR_SOC B17
K39 VDDIO_MEM_S3 VDDP AM19 T3 VDDCR_CPU VDDCR_SOC B20
L32 VDDIO_MEM_S3 VDDP AM20 T6 VDDCR_CPU VDDCR_SOC C4
L35 VDDIO_MEM_S3 VDDP AN18 T9 VDDCR_CPU VDDCR_SOC C7
L38 VDDIO_MEM_S3 VDDP AN19 VDDP Max=8.5A U2 VDDCR_CPU VDDCR_SOC C10
M29 VDDIO_MEM_S3 VDDP AN20 U10 VDDCR_CPU VDDCR_SOC C13
M31 VDDIO_MEM_S3 VDDP AP18 V9 VDDCR_CPU VDDCR_SOC C16
M34 VDDIO_MEM_S3 VDDP AP19 V11 VDDCR_CPU VDDCR_SOC C19
M37 VDDIO_MEM_S3 VDDP AP20 W3 VDDCR_CPU VDDCR_SOC D3
N28 VDDIO_MEM_S3 W6 VDDCR_CPU VDDCR_SOC E2
N30 VDDIO_MEM_S3 W10 VDDCR_CPU VDDCR_SOC F7
N33 VDDIO_MEM_S3 W12 VDDCR_CPU VDDCR_SOC F10
N36 VDDIO_MEM_S3 Y2 VDDCR_CPU VDDCR_SOC F13
N39
P27
P29
VDDIO_MEM_S3
VDDIO_MEM_S3
AM15
★ DONE A_VDD18S5
Y9
Y11
Y13
VDDCR_CPU
VDDCR_CPU
VDDCR_SOC
VDDCR_SOC
F16
G3
G6
VDDIO_MEM_S3 VDDIO_AUDIO A_VDD18S5 VDDCR_CPU VDDCR_SOC
P32 VDDIO_MEM_S3 AA7 VDDCR_CPU VDDCR_SOC G9
P35 VDDIO_MEM_S3 VDDIO AUDIO 1.5/1.8V AA10 VDDCR_CPU VDDCR_SOC G12
P38 VDDIO_MEM_S3 VDDIO AUDIO Max=0.25A A_BC6 AA12 VDDCR_CPU VDDCR_SOC G15
R28 VDDIO_MEM_S3 Realtek suggest: 1.5V 2.2u/4/X5R/6.3V/M AB3 VDDCR_CPU VDDCR_SOC G18
R31 VDDIO_MEM_S3 AB6 VDDCR_CPU VDDCR_SOC H2
R34 VDDIO_MEM_S3 AB9 VDDCR_CPU VDDCR_SOC J7
R37 VDDIO_MEM_S3 VDD_18 AJ20 A_VDD1V8 AB11 VDDCR_CPU VDDCR_SOC J10
T27 VDDIO_MEM_S3 VDD_18 AK20 AB13 VDDCR_CPU VDDCR_SOC J12
T29 VDDIO_MEM_S3 VDD18 Max=2A AC2 VDDCR_CPU VDDCR_SOC J14
T33 VDDIO_MEM_S3 AC10 VDDCR_CPU VDDCR_SOC J16
T36
T39
VDDIO_MEM_S3
VDDIO_MEM_S3 ★ DONE AC12
AD7
VDDCR_CPU
VDDCR_CPU
VDDCR_SOC
VDDCR_SOC
K3
K6
U28 VDDIO_MEM_S3 AD9 VDDCR_CPU VDDCR_SOC K9
U30 VDDIO_MEM_S3 VDDCR_SOC_S5 AD11 VDDCR_CPU VDDCR_SOC K11
U32 AJ21 AD13 K13
U35
VDDIO_MEM_S3
VDDIO_MEM_S3
VDD_33
VDD_33 AK21
VCC3 For STR FAIL ISSUE AE3
VDDCR_CPU
VDDCR_CPU
VDDCR_SOC
VDDCR_SOC K15
U38 VDDIO_MEM_S3 VDD33 Max=0.25A AE6 VDDCR_CPU VDDCR_SOC L2
V27 VDDIO_MEM_S3 AE10 VDDCR_CPU VDDCR_SOC L10
AC9 AC10
V29
V31
V34
VDDIO_MEM_S3
VDDIO_MEM_S3 ★ DONE 10u/6/X5R/6.3V/M 10u/6/X5R/6.3V/M
AE12
AF2
AF9
VDDCR_CPU
VDDCR_CPU
VDDCR_SOC
VDDCR_SOC
L12
L14
L16
VDDIO_MEM_S3 VDDCR_CPU VDDCR_SOC
V37 VDDIO_MEM_S3 AF11 VDDCR_CPU VDDCR_SOC L18
W28 VDDIO_MEM_S3 AF13 VDDCR_CPU VDDCR_SOC L20
W33 VDDIO_MEM_S3 AG7 VDDCR_CPU VDDCR_SOC L22
W34 VDDIO_MEM_S3 AG10 VDDCR_CPU VDDCR_SOC L24
W36 VDDIO_MEM_S3 AG12 VDDCR_CPU VDDCR_SOC L26
W39 VDDIO_MEM_S3 AG14 VDDCR_CPU VDDCR_SOC M9
Y27 VDDIO_MEM_S3 AG16 VDDCR_CPU VDDCR_SOC M11
Y29 VDDIO_MEM_S3 AG18 VDDCR_CPU VDDCR_SOC M13
Y31 VDDIO_MEM_S3 AG20 VDDCR_CPU VDDCR_SOC M15
Y32 VDDIO_MEM_S3 AG22 VDDCR_CPU VDDCR_SOC M17
Y35 VDDIO_MEM_S3 AG24 VDDCR_CPU VDDCR_SOC M19
Y38 VDDIO_MEM_S3 VDDP_S5 AJ16 A_VDDPS5 AG26 VDDCR_CPU VDDCR_SOC M21
AA28 VDDIO_MEM_S3 VDDP_S5 AJ17 AH3 VDDCR_CPU VDDCR_SOC M23
AA34 VDDIO_MEM_S3 VDDP S5 Max=1A AH6 VDDCR_CPU VDDCR_SOC M25
AA37 VDDIO_MEM_S3 AH9 VDDCR_CPU VDDCR_SOC N10
3VDUAL
AB27
AB29
VDDIO_MEM_S3
VDDIO_MEM_S3 ★ DONE AH11
AH13
VDDCR_CPU
VDDCR_CPU
VDDCR_SOC
VDDCR_SOC
N12
N14
AB31 VDDIO_MEM_S3 AH15 VDDCR_CPU VDDCR_SOC N16
AB32 VDDIO_MEM_S3 AH17 VDDCR_CPU VDDCR_SOC N18
AB33 VDDIO_MEM_S3 VDDCR_SOC_S5 AJ18 A_R3 AH19 VDDCR_CPU VDDCR_SOC N20
VDDCR_SOC_S5
AB36 VDDIO_MEM_S3 VDDCR_SOC_S5 AK18 8.2K/4/1 AH21 VDDCR_CPU VDDCR_SOC N22
AB39 VDDIO_MEM_S3 VDDCR SOC S5 Max=0.9A A_VDD18S5
AH23 VDDCR_CPU VDDCR_SOC N24
AC28 VDDIO_MEM_S3 AM4 1.8V, 500mA AH25 VDDCR_CPU VDDCR_SOC N26
AC30 VDDIO_MEM_S3 A_C2 AH27 VDDCR_CPU VDDCR_SOC P9
AC32 VDDIO_MEM_S3 1u/4/X5R/6.3V/K AJ2 VDDCR_CPU VDDCR_SOC P11
AC35 VDDIO_MEM_S3 AJ10 VDDCR_CPU VDDCR_SOC P13
AC38 VDDIO_MEM_S3
5VDUAL A_Q2 A_R1 AJ12 VDDCR_CPU VDDCR_SOC R10
AD27 VDDIO_MEM_S3 VDD_18_S5 AJ15 A_VDD18S5 1 8 R2 127K/4/1 A_C3 A_C4 A_C5 AJ14 VDDCR_CPU VDDCR_SOC R12
POK GND 1u/4/X5R/6.3V/K
AD29 VDDIO_MEM_S3 VDD_18_S5 AK15 AJ22 VDDCR_CPU VDDCR_SOC T11
AD31 VDDIO_MEM_S3 VDDP18 S5 Max=0.5A A_Q2_EN 2 7 A_Q2_FB AJ24 VDDCR_CPU VDDCR_SOC T13
A_R4 EN FB 0.1u/4/X7R/16V/K/X
AD34 VDDIO_MEM_S3 AK7 VDDCR_CPU VDDCR_SOC U12
2.2/4 22u/6/X5R/6.3V/M
AD37 VDDIO_MEM_S3
★ DONE 3VDUAL 3 6 A_VDD18S5 AK9 VDDCR_CPU VDDCR_SOC V13

PGND
VIN VOUT A_R2
AE28 VDDIO_MEM_S3 AK11 VDDCR_CPU
AE30 VDDIO_MEM_S3 4 5 R1 100K/4/1 A_VDD18S5 AK13 VDDCR_CPU
CNTL REFIN
AE33 VDDIO_MEM_S3 AL3 VDDCR_CPU
AE36 VDDIO_MEM_S3 VDD_33_S5 AJ19 3VDUAL RT9018B-18GSP/SO8/3A 0.8*[(R1+R2)/R1] = Vout AL6 VDDCR_CPU

9
AE39 VDDIO_MEM_S3 VDD_33_S5 AK19 A_C1 HAC11 SPEC. MAX :1.9W. AL10 VDDCR_CPU
AF27 VDDIO_MEM_S3 VDD33_S5 Max=0.25A 1u/4/X5R/6.3V/K 1u/4/X5R/6.3V/K A_C6 AL12 VDDCR_CPU
AF29 VDDIO_MEM_S3 2.2u/4/X5R/6.3V/M AL14 VDDCR_CPU
AF32
AF35
VDDIO_MEM_S3
VDDIO_MEM_S3 ★ DONE AM2
AM8
VDDCR_CPU
VDDCR_CPU
AF38 VDDIO_MEM_S3 AN7 VDDCR_CPU
AG33 VDDIO_MEM_S3 AN10 VDDCR_CPU
AG34 VDDIO_MEM_S3 AN13 VDDCR_CPU
AG35 VDDIO_MEM_S3 AP3 VDDCR_CPU
AG37 VDDIO_MEM_S3 AP9 VDDCR_CPU
AH39 VDDIO_MEM_S3 VDDBT_RTC_G AL15 RTCVDD AP12 VDDCR_CPU
AR2 VDDCR_CPU

AM4 REV 0.92 VDDBT_RTC_G Max=4.5uA AT4 VDDCR_CPU

AU3 VDDCR_CPU
PART 6 OF 12
AU6 VDDCR_CPU
CPU-SK/1331/BK/S/GF AU9 VDDCR_CPU
AU12 VDDCR_CPU
AU15 VDDCR_CPU
AV5 VDDCR_CPU
AR100 0/4/X AV8 VDDCR_CPU
RTCVDD3 O_-RTCRST [17]
AV11 VDDCR_CPU
AV14 VDDCR_CPU

20mil 20mil RTCVDD_A RTCVDD

AM4 REV 0.92
PART 12 OF 12
AQ8 RTCVDD3 AQ9 CPU-SK/1331/BK/S/GF
1 AR99 1K/4/1
G Vo

RB_TP1 3VDUAL
AR89 1K/4/1
Vin

[17] VBAT RTCVDD3 3

2
VBAT_2 RB 1K/4/1 ABC14 ABC13 ABC16 ABC17
BAT54C/SOT23/200mA ABC11 ABC12 AP2138N-1.5TRG1/SOT23/250mA 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K 1U/4/X5R/6.3V/K 0.22u/4/X5R/6.3V/K
0.1U/4/X7R/16V/K 1U/4/X5R/6.3V/K ABC15
20mil 2.2u/4/X5R/6.3V/M
1

CLR_CMOS
BAT CLR_CMOS Title
BAT-SK/BK/P/S/D/SN CR2032 BAT RTCVDD SHORT CLEAR CMOS
CR2032 CPU POWER
+ OPEN NORMAL Size Document Number Rev
2

PH/1*2/BK/2.54/VA/D Custom B450M GAMING 1.05

NOT ADD ICT FOR RTCVDD PIN
Date: Friday, November 15, 2019 Sheet 8 of 35
 8 7 6 5 4 3 2 1

AM4E
CLK/USB/SPI/LPC
48M_OSC AR7 USB_48 TP17

VCC3 AR82 8.2K/4/1/X LPC_CK0 USB_ZVSS AT11 USB_ZVSS AR9 11.8K/4/1

AR83 2K/4/1
USB_HSD0P AU7 A_HSDP0
A_HSDP0 [18]
VCC3 AR84 8.2K/4 LPC_CK1 USB_HSD0N AU8 A_HSDN0 R_USB30_1
AR85 2K/4/1/X A_HSDN0 [18]
USB_HSD1P AW8 A_HSDP1
A_HSDP1 [18]
VCC3 AR86 8.2K/4 LFRAME- USB_HSD1N AW9 A_HSDN1 R_USB30_1
A_HSDN1 [18]
AR87 2K/4/1/X
USB_HSD2P AU10 A_HSDP2
A_HSDP2 [18]
USB_HSD2N AU11 A_HSDN2 R_USB30_2
A_HSDN2 [18]
D D
A_VDD1V8 AR88 8.2K/4 SPI_CLK USB_HSD3P AV9 A_HSDP3
A_HSDP3 [18]
AR90 2K/4/1/X USB_HSD3N AV10 A_HSDN3 R_USB30_2
A_HSDN3 [18]

USB0_ZVSS AJ3 A_USB_ZVS0 AR10 200/4/1/X

USB1_ZVSS AN6 A_USB_ZVS1 AR11 200/4/1/X
USB2_ZVSS AK6 A_USB_ZVS2 AR14 200/4/1/X
USB3_ZVSS AK5 A_USB_ZVS3 AR15 200/4/1/X

[16] A_GFX_CLKP AF6 GFX_CLKP

X16 Slot [16] A_GFX_CLKN AF7 GFX_CLKN

AG5 GPP_CLK0P
AG6 GPP_CLK0N

[34] A_GPP_CLKN1 AH4 GPP_CLK1P

M.2 [34] A_GPP_CLKP1 AH5 GPP_CLK1N

[12] PM_CLKP AH7 GPP_CLK2P

Promontory [12] PM_CLKN AH8 GPP_CLK2N

AJ6 GPP_CLK3P
AJ7 GPP_CLK3N

USB_SS_ZVSS AJ4 A_SS_ZVSS AR16 1K/4/1

USB_SS_ZVDDP AK8 A_SS_ZVDD AR17 1K/4/1
A_VDDPS5
C A48M_X1 A48M_X1 AJ1 X48M_X1 C
USB_SS_0TXP AF3 A_SS_TX0P
A_SS_TX0P [18]
USB_SS_0TXN AF4 A_SS_TX0N
A_SS_TX0N [18]
AXR2 1M/4 A48M_X2 A48M_X2 AH1 X48M_X2 USB_SS_0RXP Y3 A_SS_RX0P R_USB30_1
A_SS_RX0P [18]
USB_SS_0RXN Y4 A_SS_RX0N
A_SS_RX0N [18]
AX2 AR106 10/4 LPC_CK0 AU20 LPCCLK0/EGPIO74 USB_SS_1TXP AB1 A_SS_TX1P
[29] TPM_CLK A_SS_TX1P [18]

4
AR69 22/4 LPC_CK1 AU19 LPCCLK1/EGPIO75 USB_SS_1TXN AC1 A_SS_TX1N
[17] LPC_CLK1 A_SS_TX1N [18]
1 3
LAD0 AW20 LAD0/EGPIO104 USB_SS_1RXP AA2 A_SS_RX1P R_USB30_1
[17,29] LAD0 A_SS_RX1P [18]
LAD1 AV21 LAD1/EGPIO105 USB_SS_1RXN AA3 A_SS_RX1N
A_SS_RX1N [18]

2
[17,29] LAD1 LAD2
[17,29] LAD2 AT21 LAD2/EGPIO106
AXC3 AXC4 LAD3 AT20 LAD3/EGPIO107 USB_SS_2TXP AC3 A_SS_TX2P
[17,29] LAD3 A_SS_TX2P [18]
12p/4/NPO/50V/J 12p/4/NPO/50V/J LFRAME- AW18 LFRAME_L/EGPIO109 USB_SS_2TXN AC4 A_SS_TX2N
[17,29] LFRAME- A_SS_TX2N [18]
LDRQ0- AT15 ESPI_ALERT_L/LDRQ0_L/EGPIO108
[17] LDRQ0-
SERIRQ AW21 SERIRQ/AGPIO87 USB_SS_2RXP AD2 A_SS_RX2P R_USB30_2
[17,29] SERIRQ A_SS_RX2P [18]
48M/12p/30ppm/3.2*2.5/50/S AV19 LPC_CLKRUN_L/AGPIO88 USB_SS_2RXN AE2 A_SS_RX2N
A_SS_RX2N [18]
AV18 LPC_PD_L/AGPIO21
AT18 EGPIO70 USB_SS_3TXP AG2 A_SS_TX3P
A_SS_TX3P [18]
1 2 USB_SS_3TXN AG3 A_SS_TX3N
A_SS_TX3N [18]
A_SPI_CS- 3 4 SPI_CS- SPI_CLK AW14 SPI_CLK/ESPI_CLK/EGPIO117
A_SPI_HD- 5 6 SPI_HD- SPI_CS- AT17 SPI_CS1_L/EGPIO118 USB_SS_3RXP AE1 A_SS_RX3P R_USB30_2
A_SS_RX3P [18]
A_SPI_DI 7 8 SPI_DI AW15 SPI_CS2_L/ESPI_CS_L/EGPIO119 USB_SS_3RXN AF1 A_SS_RX3N
A_SS_RX3N [18]
SPI_DI AU14 SPI_DI/ESPI_DAT1/EGPIO120
ARN11 22/8P4R/4 SPI_DO AU16 SPI_DO/ESPI_DAT0/EGPIO121
A_SPI_CLK 1 2 SPI_CLK SPI_WP- AV16 SPI_WP_L/ESPI_DAT2/EGPIO122
A_SPI_WP- 3 4 SPI_WP- SPI_HD- AV15 SPI_HOLD_L/ESPI_DAT3/EGPIO133
A_SPI_DO 5 6 SPI_DO AU17 SPI_TPM_CS_L/AGPIO76
7 8 AM4 REV 0.92
PART 5 OF 12
B ARN10 22/8P4R/4 CPU-SK/1331/BK/S/GF B

A_VDD1V8
A_VDD1V8
M_BIOS
A A
NR238
330/4 M_BIOS

A_SPI_CS- 1 8 AC18 0.1U/4/X7R/16V/K

CS# VDD
A_SPI_DI 2 7 A_SPI_HD-
SO HOLD#
A_SPI_WP- 3 6 A_SPI_CLK
WP# SCK Title
A_SPI_DO
4
VSS SI
5
CPU USB3, SPI
New Footprints : IC8WSON-BIOS-COLAY Size Document Number Rev
128M/SPI/SO8/200mil/S Custom B450M GAMING 1.05
SMD SPI SOCKET 8P 200MIL LOTES/[10SL2-000008-31R]/X
256Mb VALUE: 256M/WSON8/200MIL/S Date: Friday, November 15, 2019 Sheet 9 of 35
8 7 6 5 4 3 2 1
 8 7 6 5 4 3 2 1

DDR4_2

Rev:0.5 DDRVTT 77 227

221 VTT RFU 205
VTT RFU
RFU
144 * net 改 VDDQ
2 230 VDDIO_MEM
4 VSS NC2_SAVE*1
6 VSS 91 MODT_A3
VSS ODT1 MODT_A3 [4]
9 87 MODT_A2
VSS ODT0 MODT_A2 [4]
11 MAR19
13 VSS 222 1K/4/1
VSS PARITY MA_PAROUT [4]
15 58 MA_RST- [4]
17 VSS RESET* 78 MA_EVENT-
VSS EVENT* MA_EVENT- [4]
20 208
VSS ALERT* MA_ALERT- [4]
22 62
VSS ACT* MA_ACT- [4]
24
26 VSS
28 VSS 49 MA_CHK0
VSS CB0_NC MA_CHK1
31 194
33 VSS CB1_NC 56 MA_CHK2 MA_CHK[0..7]
VSS CB2_NC MA_CHK3 [4] MA_CHK[0..7]
35 201
VSS CB3_NC MA_CHK4
D
37 47 D
39 VSS CB4_NC 192 MA_CHK5
42 VSS CB5_NC 54 MA_CHK6
44 VSS CB6_NC 199 MA_CHK7
VSS CB7_NC
46
48 VSS
50 VSS
53
VSS
VSS DQS0
153 DQSA0 DDR12V Decouple
55 152 -DQSA0
57 VSS DQS0*
VSS DQSA1 VDDIO_MEM VDDIO_MEM
94 164
96 VSS DQS1 163 -DQSA1
98 VSS DQS1* MABC18 MABC38
101 VSS 175 DQSA2 0.1U/4/X7R/16V/K/X 0.1U/4/X7R/16V/K
VSS DQS2 -DQSA2
103 174
105 VSS DQS2* MABC15
107 VSS 186 DQSA3 0.1U/4/X7R/16V/K
VSS DQS3 -DQSA3
109 185
112 VSS DQS3* MASC3
114 VSS 245 DQSA4 0.1u/4/X7R/16V/K/X
VSS DQS4 -DQSA4
116 244
MDA[0..63] 118 VSS DQS4* VDDIO_MEM
[4] MDA[0..63] VSS DQSA5 VDDIO_MEM
120 256
MAAA[0..16] 123 VSS DQS5 255 -DQSA5
[4] MAAA[0..16] VSS DQS5*
125 MABC37
DQSA[0..8] 127 VSS 267 DQSA6 1u/4/X5R/6.3V/K
[4] DQSA[0..8] VSS DQS6 -DQSA6
129 266
-DQSA[0..8] VSS DQS6* MABC34
[4] -DQSA[0..8] 131
134 VSS 278 DQSA7 1u/4/X5R/6.3V/K
136 VSS DQS7 277 -DQSA7 MASC2
VSS DQS7* 0.1U/4/X7R/16V/K
138
147 VSS 197 DQSA8
149 VSS DQS8 196 -DQSA8 MABC10
151 VSS DQS8* 22u/6/X5R/6.3V/M
VSS
154 7
VSS DM0/DQS9_DBI0 MA_DM0 [4]
156 8
158 VSS NC/DQS9*
VSS VDDIO_MEM
160 18 MA_DM1 [4]
162 VSS DM1/DQS10_DBI1 19
165 VSS NC/DQS10*
VSS MABC36
167 29 MA_DM2 [4]
169 VSS DM2/DQS11_DBI2 30 1u/4/X5R/6.3V/K
171 VSS NC/DQS11* MABC21
173 VSS 40 1u/4/X5R/6.3V/K/X
VSS DM3/DQS12_DBI3 MA_DM3 [4]
176 41
178 VSS NC/DQS12* MABC8
180 VSS 99 2.2u/4/X5R/6.3V/M
VSS DM4/DQS13_DBI4 MA_DM4 [4]
182 100
184 VSS NC/DQS13*
VSS

teknisi-indonesia.com
187 110
C VSS DM5/DQS14_DBI5 MA_DM5 [4] C
189 111
191 VSS NC/DQS14* VDDIO_MEM
193 VSS 121
VSS DM6/DQS15_DBI6 MA_DM6 [4]
195 122 MABC20 1u/4/X5R/6.3V/K
VSS NC/DQS15*
198 * 電容移到 [RT8120_DDR]
200 VSS 132 MABC30 1u/4/X5R/6.3V/K
VSS DM7/DQS16_DBI7 MA_DM7 [4]
202 133
VSS NC/DQS16* MABC12 1u/4/X5R/6.3V/K
239
241 VSS 51
VSS DM8/DQS17_DBI8 MA_DM8 [4]
243 52 MABC16 1u/4/X5R/6.3V/K
VSS NC/DQS17*
246
248 VSS
250 VSS
252 VSS
VSS
254
257 VSS
259 VSS
VSS
261
263 VSS
265 VSS 5 MDA0
VSS DQ0 MDA1
268 150
270 VSS DQ1 12 MDA2
272 VSS DQ2 157 MDA3
274 VSS DQ3 3 MDA4
VSS DQ4 MDA5
276 148
279 VSS DQ5 10 MDA6
281 VSS
VSS
DQ6
DQ7
155 MDA7 DDRVTT Decouple
283 16 MDA8
VSS DQ8 161 MDA9 DDRVTT
DQ9 23 MDA10 DDRVTT
DQ10 MDA11
VDDIO_MEM 59 168
61 VDD DQ11 14 MDA12
64 VDD DQ12 159 MDA13
67 VDD DQ13 21 MDA14 MABC22
VDD DQ14 MDA15 MABC23 1u/4/X5R/6.3V/K
70 166
73 VDD DQ15 27 MDA16 0.1U/4/X7R/16V/K
76 VDD DQ16 172 MDA17
VDD DQ17 MDA18 MABC28
80 34
83 VDD DQ18 179 MDA19 0.1U/4/X7R/16V/K
85 VDD DQ19 25 MDA20
VDD DQ20 MDA21
88 170
90 VDD DQ21 32 MDA22
92 VDD DQ22 177 MDA23
204 VDD DQ23 38 MDA24
VDD DQ24 MDA25
206 183
209 VDD DQ25 45 MDA26
212 VDD DQ26 190 MDA27
VDD DQ27 MDA28
215 36
217 VDD DQ28 181 MDA29
220 VDD DQ29 43 MDA30
B VDD DQ30 B
223 188 MDA31
226 VDD DQ31 97 MDA32
229 VDD DQ32 242 MDA33 VDDIO_MEM
231 VDD DQ33 104 MDA34
VDD DQ34 MDA35 MR0 0/6/SHT/30/X
233 249 VPP_SPD
VDD DQ35 MDA36 VPP_MEM
236 95
VDD DQ36 240 MDA37 MABC4
DQ37 MDA38 0.1U/4/X7R/16V/K MAR15
102
142 DQ38 247 MDA39 1K/4/1
VPP_MEM VPP DQ39 VREF_DDRA
143 108 MDA40
VPP DQ40 MDA41 VREF_DDRA
286 253
287 VPP DQ41 115 MDA42
288 VPP DQ42 260 MDA43
VPP DQ43 106 MDA44 MAR16
DQ44 MDA45 1K/4/1
251
1 DQ45 113 MDA46
145 12V3_NC DQ46 258 MDA47
12V3_NC DQ47 MDA48
119
DQ48 264 MDA49
MAC11 1u/4/X5R/6.3V/K VREF_DDRA 146 DQ49 126 MDA50
VREFCA DQ50 MDA51
271
MAC16 0.1U/4/X7R/16V/K 284 DQ51 117 MDA52
238 VDDSPD DQ52 262 MDA53
VPP_SPD SA2_RFU DQ53
MAR1 1K/4/1 MA1_SA1 140 124 MDA54
VPP_SPD SA1 DQ54
139 269 MDA55
SMBDATA 285 SA0 DQ55 130 MDA56
[7,11,24,26,31] SMBDATA SMBCLK SDA DQ56 MDA57
141 275
[7,11,24,26,31] SMBCLK SCL DQ57
137 MDA58
224 DQ58 282 MDA59
[4] MA_BA1 BA1 DQ59 MDA60
81 128
[4] MA_BA0 BA0 DQ60
207 273 MDA61
[4] MA_BG1 BG1 DQ61
63 135 MDA62
[4] MA_BG0 BG0 DQ62 MDA63
280
MA_CLKL3 219 DQ63
[4] MA_CLKL3 CK1/NU*
MA_CLKH3 218
[4] MA_CLKH3 MA_CLKL2 CK1/NU
75
[4] MA_CLKL2 MA_CLKH2 CK0*
74
[4] MA_CLKH2 CK0
235
237 C_2_NC
S3_N_C
93
89 S2_N_C
[4] MA1_CS1- S1_N
84
[4] MA1_CS0- S0_N
MA1_CKE1 203
[4] MA1_CKE1 MA1_CKE0 CKE1
60
[4] MA1_CKE0 CKE0
MAAA0 79
[4] MAAA[0..17] A0
MAAA1 72
A MAAA2 216 A1 A
MAAA3 A2
71
MAAA4 214 A3
MAAA5 213 A4
MAAA6 69 A5
MAAA7 A6
211
MAAA8 68 A7
MAAA9 66 A8
MAAA10 A9
225
MAAA11 210 A10/AP
MAAA12 65 A11
MAAA13 A12
232
MAAA14 228 A13
MAAA15 86 A14_WE*
MAAA16 82 A15_CAS*
MAAA17 A16_RAS*
234
A17_NC

Title
DDR4/288/RE/VA/D/GF/TWO LATCH CHANNEL A1 DDR4 CHANNEL A
SA2:2=010 Size
Custom
Document Number Rev
B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 10 of 35
8 7 6 5 4 3 2 1
 5 4 3 2 1

DDR4_1

77 227
DDRVTT 221 VTT RFU 205
VTT RFU
RFU
144 * net 改 VDDQ
2 230 VDDIO_MEM
4 VSS NC2_SAVE*1
VSS MODT_B3
6 91 MODT_B3 [4]
9 VSS ODT1 87 MODT_B2
VSS ODT0 MODT_B2 [4]
11 MAR22
VSS 1K/4/1
13 222 MB_PAROUT [4]
15 VSS PARITY 58
VSS RESET* MB_EVENT- MB_RST- [4]
17 78
VSS EVENT* MB_EVENT- [4]
20 208
VSS ALERT* MB_ALERT- [4]
22 62
VSS ACT* MB_ACT- [4]
24
26 VSS
VSS MB_CHK0
28 49
31 VSS CB0_NC 194 MB_CHK1
33 VSS CB1_NC 56 MB_CHK2
VSS CB2_NC MB_CHK3 MB_CHK[0..7]
D
35 201 [4] MB_CHK[0..7] D
37 VSS CB3_NC 47 MB_CHK4
39 VSS CB4_NC 192 MB_CHK5
42 VSS CB5_NC 54 MB_CHK6
VSS CB6_NC MB_CHK7
44 199
46 VSS CB7_NC
48 VSS
VSS
50
53 VSS 153 DQSB0
55 VSS DQS0 152 -DQSB0
VSS DQS0*
57
94 VSS 164 DQSB1
96 VSS DQS1 163 -DQSB1
98 VSS DQS1*
VSS DQSB2
101 175
103 VSS DQS2 174 -DQSB2
105 VSS DQS2*
VSS DQSB3
107 186
109 VSS DQS3 185 -DQSB3
112 VSS DQS3*
VSS DQSB4
114 245
116 VSS DQS4 244 -DQSB4
118 VSS DQS4*
120 VSS 256 DQSB5
VSS DQS5 -DQSB5
123 255
125 VSS DQS5*
127 VSS 267 DQSB6
VSS DQS6 -DQSB6
129 266
131 VSS DQS6*
134 VSS 278 DQSB7
VSS DQS7 -DQSB7
136 277
138 VSS DQS7*
147 VSS 197 DQSB8
149 VSS DQS8 196 -DQSB8
MDB[0..63] VSS DQS8*
151
[4] MDB[0..63] VSS
154 7
MAAB[0..16] VSS DM0/DQS9_DBI0 MB_DM0 [4]
156 8
[4] MAAB[0..16] VSS NC/DQS9*
158
DQSB[0..8] 160 VSS 18
[4] DQSB[0..8] VSS DM1/DQS10_DBI1 MB_DM1 [4]
162 19
-DQSB[0..8] VSS NC/DQS10*
[4] -DQSB[0..8] 165
167 VSS 29
VSS DM2/DQS11_DBI2 MB_DM2 [4]
169 30
171 VSS NC/DQS11*
VSS
173 40
VSS DM3/DQS12_DBI3 MB_DM3 [4]
176 41
178 VSS NC/DQS12*
VSS
180 99 MB_DM4 [4]
182 VSS DM4/DQS13_DBI4 100
184 VSS NC/DQS13*
C VSS C
187 110 MB_DM5 [4]
189 VSS DM5/DQS14_DBI5 111
191 VSS NC/DQS14*
193 VSS 121
VSS DM6/DQS15_DBI6 MB_DM6 [4]
195 122
198 VSS NC/DQS15*
200 VSS 132
VSS DM7/DQS16_DBI7 MB_DM7 [4]
202 133
239 VSS NC/DQS16*
241 VSS 51
VSS DM8/DQS17_DBI8 MB_DM8 [4]
243 52
246 VSS NC/DQS17*
248 VSS
250 VSS
VSS
252
254 VSS
257 VSS
VSS
259
261 VSS
263 VSS
VSS MDB0
265 5
268 VSS DQ0 150 MDB1
270 VSS DQ1 12 MDB2
272 VSS DQ2 157 MDB3
VSS DQ3 MDB4
274 3
276 VSS DQ4 148 MDB5
279 VSS DQ5 10 MDB6
VSS DQ6 MDB7
281 155
283 VSS DQ7 16 MDB8
VSS DQ8 161 MDB9
DQ9 MDB10
23
59 DQ10 168 MDB11
VDDIO_MEM VDD DQ11
61 14 MDB12
64 VDD DQ12 159 MDB13
VDD DQ13 MDB14 VDDIO_MEM
67 21
70 VDD DQ14 166 MDB15
73 VDD DQ15 27 MDB16
VDD DQ16 MDB17
76 172
80 VDD DQ17 34 MDB18 MABC5
83 VDD DQ18 179 MDB19 0.1U/4/X7R/16V/K MAR18
VDD DQ19 MDB20 1K/4/1
85 25
88 VDD DQ20 170 MDB21
90 VDD DQ21 32 MDB22 VREF_DDRB
92 VDD DQ22 177 MDB23 VREF_DDRB
VDD DQ23 MDB24
204 38
206 VDD DQ24 183 MDB25
209 VDD DQ25 45 MDB26 MAR17
VDD DQ26 MDB27 1K/4/1
212 190
215 VDD DQ27 36 MDB28
217 VDD DQ28 181 MDB29
B VDD DQ29 B
220 43 MDB30
223 VDD DQ30 188 MDB31
226 VDD DQ31 97 MDB32
229 VDD DQ32 242 MDB33
VDD DQ33 MDB34
231 104
233 VDD DQ34 249 MDB35
236 VDD DQ35 95 MDB36
VDD DQ36 MDB37
240
DQ37 102 MDB38
142 DQ38 247 MDB39
VPP_MEM VPP DQ39
143 108 MDB40
286 VPP DQ40 253 MDB41
287 VPP DQ41 115 MDB42
288 VPP DQ42 260 MDB43
VPP DQ43 MDB44
106
DQ44 251 MDB45
1 DQ45 113 MDB46
12V3_NC DQ46 MDB47
145 258
12V3_NC DQ47 119 MDB48
DQ48 264 MDB49
MAC12 1u/4/X5R/6.3V/K VREF_DDRB DQ49 MDB50
146 126
VREFCA DQ50 271 MDB51
MAC15 0.1U/4/X7R/16V/K 284 DQ51 117 MDB52
238 VDDSPD DQ52 262 MDB53
VPP_SPD SA2_RFU DQ53
VPP_SPD MAR3 1K/4/1 MB1_SA1 140 124 MDB54
MAR4 1K/4/1 MB1_SA0 139 SA1 DQ54 269 MDB55
VPP_SPD SA0 DQ55
SMBDATA 285 130 MDB56
[7,10,24,26,31] SMBDATA SDA DQ56
SMBCLK 141 275 MDB57
[7,10,24,26,31] SMBCLK SCL DQ57 137 MDB58
224 DQ58 282 MDB59
[4] MB_BA1 BA1 DQ59
81 128 MDB60
[4] MB_BA0 207 BA0 DQ60 273 MDB61
[4] MB_BG1 BG1 DQ61 MDB62
63 135
[4] MB_BG0 BG0 DQ62 MDB63
280
MB_CLKL3 DQ63
219
[4] MB_CLKL3 MB_CLKH3 CK1/NU*
218
[4] MB_CLKH3 MB_CLKL2 CK1/NU
75
[4] MB_CLKL2 CK0*
MB_CLKH2 74
[4] MB_CLKH2 CK0
235
C_2_NC
237
93 S3_N_C
89 S2_N_C
[4] MB1_CS1- S1_N
84
[4] MB1_CS0- S0_N
MB1_CKE1 203
[4] MB1_CKE1 MB1_CKE0 CKE1
60
[4] MB1_CKE0 CKE0
MAAB0 79
[4] MAAB[0..17] MAAB1 A0
A 72 A
MAAB2 A1
216
MAAB3 71 A2
MAAB4 214 A3
MAAB5 213 A4
MAAB6 A5
69
MAAB7 211 A6
MAAB8 68 A7
MAAB9 A8
66
MAAB10 225 A9
MAAB11 210 A10/AP
MAAB12 A11
65
MAAB13 232 A12
MAAB14 228 A13
MAAB15 86 A14_WE*
MAAB16 A15_CAS*
82
MAAB17 234 A16_RAS*
A17_NC
Title
CHANNEL B1 DDR4 CHANNEL B
DDR4/288/RE/VA/D/GF/TWO LATCH SA2:3=011 Size
Custom
Document Number Rev
B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 11 of 35
5 4 3 2 1
 5 4 3 2 1

U1C
CLOCKS
LPCPME-

3
PM_CLKP D PQ2
[9] PM_CLKP A8 APU_CLKP
PM_CLKN A9 APU_CLKN BSH111BK/SOT23/30pF/4
[9] PM_CLKN G S
AD26 GPP_CLKREQ0N GPP_CLKP0 AC26

1
AD25 GPP_CLKREQ1N GPP_CLKN0 AC25 VCC3 PR53 8.2K/4 PQ2_2 PM_SMI
AD23 GPP_CLKREQ2N
W22 GPP_CLKREQ3N GPP_CLKP1 AA26
D AA23 GPP_CLKREQ4N/DEBUG16 GPP_CLKN1 AA25 D
PM_TP7 Y22 GPP_CLKREQ5N/DEBUG17 PM_SMI PR30 8.2K/4/X 3VDUAL
PM_TP8 AA22 GPP_CLKREQ6N/DEBUG18 GPP_CLKP2 Y26
LA_-CLKREQ AC23 GPP_CLKREQ7N/DEBUG19 GPP_CLKN2 Y25
[28] LA_-CLKREQ
PCIE_WAKE- PR37 8.2K/4/X 3VDUAL
VCC3 PR89 8.2K/4 SATAE_REQ0 A10 SATAE_CLKREQ0N GPP_CLKP3 V26
VCC3 PR88 8.2K/4 SATAE_REQ1 B10 SATAE_CLKREQ1N GPP_CLKN3 V25 PM_PCIERST- PR18 8.2K/4 VCC3
GPP_CLKP4 AB26
GPP_CLKN4 AB25 PM_GPIOR4 PR10 200K/4/1 VCC3
PR12 1K/4/1/X
25MHZ_X1 AE10 XI GPP_CLKP5 Y24 H: GPP_CLK FM CPU
GPP_CLKP5 [16]
GPP_CLKN5 Y23 GPP_CLKN5 [16] PCIE X1 SLOT L: GPP_CLK FM PT 25MHz

GPP_CLKP6 W26 GPP_CLKP6 [16]

GPP_CLKN6 W25 GPP_CLKN6 [16] PCIE X1 SLOT
PM_GPIOR5 PR27 200K/4/1/X VCC3
PR7 10p/4/NPO/50V/J 25MHZ_X2 AD10 XO GPP_CLKP7 W24 PR46 1K/4/1
LA_SRCCLK_LAN [28]
PX2
GPP_CLKN7 W23 LA_-SRCCLK_LAN [28] PCIE LAN H:USB SSC Disable
L:USB SSC Enable
1 2
PM_GPIOR6 PR47 200K/4/1 VCC3
25M/20p/30ppm/49US/20/D PR48 1K/4/1/X
PC15 PC16 H: SATA SSC disable,
33p/4/NPO/50V/J/X 33p/4/NPO/50V/J/X
L: SATA SSC enable
PROMONTORY REV 0.3
PM_GPRN1
218-0891011-00/S/[10HB1-06B450-10R] PM_GPIOR7 1 2 VCC3
PM_GPIOR9 3 4
PM_GPIOR11 5 6
C PM_GPIOR8 7 8 C
100K/8P4R/6

PM_GPIO7:
H: SATA Express SSC disable,
L : SATA Express SSC enable

PM_GPIO8
When PM_GPIOR4= L
H: GPP SSC disable,
GPP Group0 (GPP0~3) U1D L: GPP SSC enable
ACPI/SPI/GPIO/MISC
PR59 1K/4/1 PM_SPI_DO bit 1
PM_PWROK C25 PWR_GD
[22] PM_PWROK
VCC3 PR63 200K/4/1 PM_SPI_CLK bit 0 PR16 8.2K/4/1 PM_PERSTN V6 PERSTN PEWAKEN V5 PM_PEWAKEN PR2 22/4
[7,16,34] PCIE_RST- PCIE_WAKE- [7,16,28]
PC34 2.2u/4/X5R/6.3V/M/X
VCC3 PR29 8.2K/4 PM_PEINTN AE26 GPP_INTN GPP_RSTN AC10 PM_RSTN PR1 22/4
PM_PCIERST- [16,28]
GPP Group1 (GPP4~7)
SMI B7 PM_SMI PR51 0/4/X
AGPIO86 [7]
PR74 1K/4/1 PM_UART_TX bit 1 INT_GPIO/DEBUG6 A21 PM_INT PR52 0/4/X
LPCPME- [7,17]
C26 FAN_CTRL/DEBUG21 GPIO_R0 A1
VCC3 PR65 200K/4/1 PM_SPI_DI bit 0 D25 TACH_IN/DEBUG20 GPIO_R1 B3
GPIO_R2 C4
VCC3 PR19 4.7K/4 PM_SMCL E8 SMCL GPIO_R3 A3
PR20 4.7K/4 PM_SMDA F8 SMDA GPIO_R4/DEBUG22 A24 PM_GPIOR4
GPIO_R5/DEBUG23 A26 PM_GPIOR5
VCC3 PR21 4.7K/4/X PM_UART_RX E7 UART_RX GPIO_R6/DEBUG24 E25 PM_GPIOR6
B PR22 200K/4/1/X PM_UART_TX PM_GPIOR7 B
D7 UART_TX GPIO_R7/DEBUG25 B26
GPIO_R8/DEBUG26 F24 PM_GPIOR8
PM_SPI_CLK C5 SPI_SCK GPIO_R9/DEBUG27 E22 PM_GPIOR9
PM_TP6 PM_SPI_CS- A5 SPI_CS GPIO_R10/DEBUG28 E26
PM_SPI_DI B5 SPI_SDI GPIO_R11/DEBUG29 F23 PM_GPIOR11
PM_SPI_DO A4 SPI_SDO GPIO_R12/DEBUG30 F26
GPIO_R13/DEBUG31 E23
VCC3 PR23 200K/4/1 PM_TCK B23 TCK GPIO_R14/DEBUG7 B21
PR25 8.2K/4/X PM_TDI C24 TDI

VCC3 PR26 200K/4/1 PM_TDO A23 TDO GPIO0 B1

PR28 8.2K/4/X PM_TMS D24 TMS GPIO1 B4
PM_TP1 PM_RTCK F25 RTCK GPIO2 C6
VCC3 PR35 200K/4/X GPIO3 B6
PR33 1K/4/1 PM_TEST_EN AF26 TESTEN GPIO4 A6
VCC3 PR38 200K/4/X PM_DBUG_EN B25 DEBUG_ENABLE GPIO5 B2
PM_2V5 PR36 0/4/X PM_EFUSE Y21 EFUSE_PWR GPIO6 C7
PR82 0/4/X GPIO7 A2
VCC3 PR32 200K/4/1 PM_PKG0 D9 PKG0
PR34 200K/4/1 PM_PKG1 D8 PKG1

PR71 1K/4/1 PM_DBUG_EN PROMONTORY REV 0.3

218-0891011-00/S/[10HB1-06B450-10R]

A A

+3.3V_RUN = PM_3V3_S0_B (Through 60R choke/bead)

+3.3V_ALW = PM_3V3_S5_B (Through 60R choke/bead) ANS 7632078

1.05V_PROM_S5 = PM_1V05_S5_B (Through 60R choke/bead) Title

2.5V_PROM = PM_2V5_RUN_B (Through 60R choke/bead) PM CLK, SPI, MISC
1.05_PROM_RUN = PM_1V05_RUN_B (Through 60R choke/bead) Size
Custom
Document Number Rev
B450M GAMING 1.05
Date: Tuesday, January 14, 2020 Sheet 12 of 35
5 4 3 2 1
 5 4 3 2 1

U1B
USB
AF6 PPON_0 USB_HSDP0 AE1
AE6 PPON_1 USB_HSDN0 AE2 SSP_P0
AF7 PPON_2
AE7 PPON_3 USB_HSDP1 AC6 P_HSDP1
P_HSDP1 [18]
USB port power control 13:0 AD7 PPON_4 USB_HSDN1 AC5 P_HSDN1 HSD 1 F_USB1
P_HSDN1 [18]
AC7 PPON_5
(VCC3). Output. AB7 PPON_6 USB_HSDP2 Y3 P_HSDP2
P_HSDP2 [18]
AA7 PPON_7 USB_HSDN2 Y4 P_HSDN2 HSD 2 F_USB2
P_HSDN2 [18]
AC9 PPON_8
AB9 PPON_9 USB_HSDP3 AB1 P_HSDP3
P_HSDP3 [18]
D AA9 PPON_10 USB_HSDN3 AB2 P_HSDN3 HSD 3 F_USB2 D
P_HSDN3 [18]
AF9 PPON_11
AE9 PPON_12 USB_HSDP4 AD1 P_HSDP4
P_HSDP4 [18]
AD9 PPON_13 USB_HSDN4 AD2 P_HSDN4 HSD 4 F_USB1
P_HSDN4 [18]

[28] -USBOC_R1 AF1 USB_OC0N USB_HSDP5 AD4

AF2 USB_OC1N USB_HSDN5 AD3 SSP_P1
AE3 USB_OC2N
AF3 USB_OC3N USB_HSDP6 AA1 SS_P0
AF4 USB_OC4N USB_HSDN6 AA2
AE4 USB_OC5N
AE5 USB_OC6N USB_HSDP7 Y5 SS_P1
[18] -USBOC_F1 AF5 USB_OC7N USB_HSDN7 Y6
B450/A320 No Function
USB_HSDP8 AB5 SS_P2
USB_HSDN8 AB6

USB_HSDP9 AB4 SS_P3

USB_HSDN9 AB3

USB_HSDP10 W5 P_HSDP10
P_HSDP10 [18]
USB_HSDN10 W6 P_HSDN10 HSD 10 F_USB30
P_HSDN10 [18]
PR62 12.1K/4/1 P_UREXT AF10 UREXT USB_HSDP11 V3 P_HSDP11
P_HSDP11 [18]
USB_HSDN11 V4 P_HSDN11 HSD 11 F_USB30
P_HSDN11 [18]
USB_HSDP12 V1 P_HSDP12
P_HSDP12 [28]
USB_HSDN12 V2 P_HSDN12 HSD 12 USB_LAN
P_HSDN12 [28]
USB_HSDP13 W1 P_HSDP13
P_HSDP13 [28]
USB_HSDN13 W2 P_HSDN13 HSD 13 USB_LAN
C
P_HSDN13 [28] C
USB 3.1 Gen 1
P_SS_RX0P AB15 USB_SS_RXP0 USB_SS_TXP0 AF16 P_SS_TX0P
[18] P_SS_RX0P P_SS_TX0P [18]
P_SS_RX0N AC15 USB_SS_RXN0 USB_SS_TXN0 AE16 P_SS_TX0N HSD 10 F_USB30
[18] P_SS_RX0N P_SS_TX0N [18]
P_SS_RX1P AC16 USB_SS_RXP1 USB_SS_TXP1 AF17 P_SS_TX1P
[18] P_SS_RX1P P_SS_TX1P [18]
P_SS_RX1N AB16 USB_SS_RXN1 USB_SS_TXN1 AE17 P_SS_TX1N HSD 11 F_USB30
[18] P_SS_RX1N P_SS_TX1N [18]
AB18 USB_SS_RXP2 USB_SS_TXP2 AF18
AC18 USB_SS_RXN2 USB_SS_TXN2 AE18 HSD 6
AC19 USB_SS_RXP3 USB_SS_TXP3 AF20
AB19 USB_SS_RXN3 USB_SS_TXN3 AE20 HSD 7
AC21 USB_SS_RXP4 B450/A320 No Function USB_SS_TXP4 AF21
AB21 USB_SS_RXN4 USB_SS_TXN4 AE21 HSD 8
AF24 USB_SS_RXP5 USB_SS_TXP5 AF22
AE24 USB_SS_RXN5 USB_SS_TXN5 AE22 HSD 9
USB 3.1 Gen 2
AB11 USB_SSP_RXP0 USB_SSP_TXP0 AE12
AA11 USB_SSP_RXN0 USB_SSP_TXN0 AF12 HSD 5
AC13 USB_SSP_RXP1 USB_SSP_TXP1 AE14
AB13 USB_SSP_RXN1 USB_SSP_TXN1 AF14 HSD 0
PROMONTORY REV 0.3

218-0891011-00/S/[10HB1-06B450-10R]

B B

A A

ANS 7632078

Title
PM USB
Size Document Number Rev
Custom B450M GAMING 1.05
Date: Tuesday, January 14, 2020 Sheet 13 of 35
5 4 3 2 1
 5 4 3 2 1

U1A 215NOPN001

PCIE/SATA/SATAE
To APU RX
From AUP TX G5 APU_RXP0 APU_TXP0 G1 ARX0P PC3 0.22u/4/X5R/6.3V/K
[6] A_TX0P A_RX0P [6]
G4 APU_RXN0 APU_TXN0 G2 ARX0N PC4 0.22u/4/X5R/6.3V/K
[6] A_TX0N A_RX0N [6]
J5 APU_RXP1 APU_TXP1 J1 ARX1P PC5 0.22u/4/X5R/6.3V/K
[6] A_TX1P A_RX1P [6]
J4 APU_RXN1 APU_TXN1 J2 ARX1N PC6 0.22u/4/X5R/6.3V/K
[6] A_TX1N A_RX1N [6]
L5 APU_RXP2 APU_TXP2 L1 ARX2P PC7 0.22u/4/X5R/6.3V/K
[6] A_TX2P A_RX2P [6]
L4 APU_RXN2 APU_TXN2 L2 ARX2N PC8 0.22u/4/X5R/6.3V/K
[6] A_TX2N A_RX2N [6]
N5 APU_RXP3 APU_TXP3 N1 ARX3P PC9 0.22u/4/X5R/6.3V/K
[6] A_TX3P A_RX3P [6]
D N4 APU_RXN3 APU_TXN3 N2 ARX3N PC10 0.22u/4/X5R/6.3V/K D
[6] A_TX3N A_RX3N [6]

R23 GPP_RXP0 GPP_TXP0 M25

R24 GPP_RXN0 GPP_TXN0 M26

P23 GPP_RXP1 GPP_TXP1 N24

R22 GPP_RXN1 GPP_TXN1 N25

T21 GPP_RXP2 GPP_TXP2 P25

T22 GPP_RXN2 GPP_TXN2 P26

T23 GPP_RXP3 GPP_TXP3 R26

T24 GPP_RXN3 GPP_TXN3 R25

K22 GPP_RXP4 GPP_TXP4 H25

L22 GPP_RXN4 GPP_TXN4 H26

L24 GPP_RXP5 GPP_TXP5 H24 GPP_TXP5

[16] GPP_RXP5 PM_TXP5 [16]
L23 GPP_RXN5 GPP_TXN5 J24 GPP_TXN5 PCIE X1 SLOT
[16] GPP_RXN5 PM_TXN5 [16]
M23 GPP_RXP6 GPP_TXP6 K25 GPP_TXP6
[16] GPP_RXP6 PM_TXP6 [16]
M22 GPP_RXN6 GPP_TXN6 K26 GPP_TXN6 PCIE X1 SLOT
[16] GPP_RXN6 PM_TXN6 [16]
P22 GPP_RXP7 GPP_TXP7 L26 GPP_TXP7 PC46 0.1U/4/X7R/16V/K
[28] LA_ML_IP LA_ML_OP [28]
N22 GPP_RXN7 GPP_TXN7 L25 GPP_TXN7 PC12 0.1U/4/X7R/16V/K PCIE LAN
[28] LA_ML_IN LA_ML_ON [28]

SP_RX0P E15 SATA_RXP0 SATA_TXP0 A15 SP_TX0P

SP_RX0M D15 SATA_RXN0 SATA_TXN0 B15 SP_TX0M

C SP_RX1P E16 SATA_RXP1 SATA_TXP1 A16 SP_TX1P C

SP_RX1M D16 SATA_RXN1 SATA_TXN1 B16 SP_TX1M

E17 SATA_RXP2 SATA_TXP2 A17

D17 SATA_RXN2 SATA_TXN2 B17

E18 SATA_RXP3 SATA_TXP3 A18

D18 SATA_RXN3 SATA_TXN3 B18

PM_SATAE_RXP0 D11 SATAE_RXP0 SATAE_TXP0 B11 PM_SATAE_TXP0

PM_SATAE_RXN0 E11 SATAE_RXN0 SATAE_TXN0 A11 PM_SATAE_TXN0

PM_SATAE_RXP1 D12 SATAE_RXP1 SATAE_TXP1 B12 PM_SATAE_TXP1

PM_SATAE_RXN1 E12 SATAE_RXN1 SATAE_TXN1 A12 PM_SATAE_TXN1

D13 SATAE_RXP2 SATAE_TXP2 B13

E13 SATAE_RXN2 SATAE_TXN2 A13

D14 SATAE_RXP3 SATAE_TXP3 B14

E14 SATAE_RXN3 SATAE_TXN3 A14

B22 DEVSLP0/DEBUG0 SATALED0/DEBUG8 E20 PM_SATALED- [23]

C23 DEVSLP1/DEBUG1 SATALED1/DEBUG9 E19
A22 DEVSLP2/DEBUG2 SATALED2/DEBUG10 A20
IFDET: SATA Express port D21 DEVSLP3/DEBUG3 SATALED3/DEBUG11 B20
1: PCIe mode; 0:SATA mode C22 DEVSLP4/DEBUG4 SATALED4/DEBUG12 C20
C21 DEVSLP5/DEBUG5 SATALED5/DEBUG13 A19
SATALED6/DEBUG14 B19
PR77 20K/4/1 PM_IFDET0 C8 IFDET0 SATALED7/DEBUG15 C19
B PR78 20K/4/1 PM_IFDET1 B
A7 IFDET1

PR75 12.1K/4/1 PREXT C9 PREXT

PROMONTORY REV 0.3

218-0891011-00/S/[10HB1-06B450-10R]

SATA3_0 SATA3_1
1 7
SP_TX0P PC26 0.01U/4/X7R/25V/K S3_AP0 GND GND S3_BP1 PC18 0.01U/4/X7R/25V/K SP_RX1P
2 6
SP_TX0M PC27 0.01U/4/X7R/25V/K S3_AN0 TX+ RX+ S3_BN1 PC19 0.01U/4/X7R/25V/K SP_RX1M
3 5
TX- RX-
4 4
SP_RX0M PC28 0.01U/4/X7R/25V/K S3_BN0 GND GND S3_AN1 PC20 0.01U/4/X7R/25V/K SP_TX1M
5 3
SP_RX0P PC29 0.01U/4/X7R/25V/K S3_BP0 RX- TX- S3_AP1 PC21 0.01U/4/X7R/25V/K SP_TX1P
6 2
RX+ TX+
7 1
GND GND
SATA2/7/BK/H/OP/VA/D/1/B SATA2/7/BK/H/OP/VA/D/1/B

SATA3_2 SATA3_3
A A
1 7
PM_SATAE_TXP0 GND GND PM_SATAE_RXP1
2 6
PM_SATAE_TXN0 TX+ RX+ PM_SATAE_RXN1
3 5
TX- RX-
4 4
PM_SATAE_RXN0 GND GND PM_SATAE_TXN1
5 3
PM_SATAE_RXP0 RX- TX- PM_SATAE_TXP1
6 2
RX+ TX+ ANS 7632078
7 1
GND GND
SATA2/7/BK/H/OP/VA/D/1/B SATA2/7/BK/H/OP/VA/D/1/B Title

PM SATA, GPP
Size Document Number Rev
Custom B450M GAMING 1.05
Date: Tuesday, January 14, 2020 Sheet 14 of 35
5 4 3 2 1
 5 4 3 2 1

U1F 215NOPN001 U1G 215NOPN001 U1H

U1E
★OK POWER ★OK K10 GND
GND
A25 GNDA
GND
GNDA H2 P2 GNDA
GND
GNDA AB12

1
PM_1V05 H15 VDD105 VCC25 C1 PM_2V5 L10 GND B8 GNDA GNDA H3 P3 GNDA GNDA AB14
H17 C2 Footprint : BGAHSINK_SB-N L11 B9 H4 P4 AB17

1
VDD105 VCC25 GND GNDA GNDA GNDA GNDA
1.05V@5.5A J11 VDD105 VCC25 C3 2.5V@900mA L16 GND B24 GNDA GNDA H5 P5 GNDA GNDA AB20
K8 VDD105 VCC25 D1 PM_HS M7 GND C10 GNDA GNDA H6 P6 GNDA GNDA AB22
K9 VDD105 VCC25 D2 PM_HS/[12SP2-S03509-31R] M10 GND C11 GNDA GNDA H22 P9 GNDA GNDA AB23
K13 VDD105 VCC25 D3 M11 GND C12 GNDA GNDA H23 P16 GNDA GNDA AB24
K14 VDD105 VCC25 D4 M12 GND C13 GNDA GNDA J3 P21 GNDA GNDA AC1
K17 VDD105 VCC25 D5 M13 GND C14 GNDA GNDA J6 P24 GNDA GNDA AC2
L8 VDD105 VCC25 D6 M14 GND C15 GNDA GNDA J22 R9 GNDA GNDA AC3
L17 VDD105 VCC25 E1 M15 GND C16 GNDA GNDA J23 R16 GNDA GNDA AC4
M17 VDD105 VCC25 E2 N10 GND C17 GNDA GNDA J25 R21 GNDA GNDA AC11

2
D N17 VDD105 VCC25 E3 N11 GND C18 GNDA GNDA J26 T9 GNDA GNDA AC12 D
P7 VDD105 VCC25 E4 N12 GND D10 GNDA GNDA K1 T25 GNDA GNDA AC14

2
P8 VDD105 VCC25 E5 N13 GND D19 GNDA GNDA K2 T26 GNDA GNDA AC17
P17 VDD105 VCC25 E6 N14 GND D20 GNDA GNDA K3 U9 GNDA GNDA AC20
R1 VDD105 VCC25 F6 N15 GND D22 GNDA GNDA K4 U11 GNDA GNDA AC22
R2 VDD105 VCC25 K11 P10 GND D23 GNDA GNDA K5 U13 GNDA GNDA AC24
R3 VDD105 VCC25 K12 P11 GND D26 GNDA GNDA K6 U14 GNDA GNDA AD5
R4 VDD105 VCC25 K15 P12 GND E9 GNDA GNDA K23 U15 GNDA GNDA AD6
R5 VDD105 VCC25 K16 P13 GND E10 GNDA GNDA K24 U21 GNDA GNDA AD11
R6 VDD105 VCC25 M8 P14 GND E24 GNDA GNDA L3 U22 GNDA GNDA AD12
R7 VDD105 VCC25 M19 P15 GND F1 GNDA GNDA L6 U23 GNDA GNDA AD13
R8 VDD105 VCC25 N8 R10 GND F2 GNDA GNDA L9 U24 GNDA GNDA AD14
R17 VDD105 VCC25 N19 R11 GND F3 GNDA GNDA L12 U25 GNDA GNDA AD15
T1 VDD105 VCC25 P19 R12 GND F4 GNDA GNDA L13 U26 GNDA GNDA AD16
T2 VDD105 VCC25 R19 R13 GND F5 GNDA GNDA L14 W3 GNDA GNDA AD17
T3 VDD105 VCC25 V12 R14 GND F9 GNDA GNDA L15 W4 GNDA GNDA AD18
T4 VDD105 VCC25 V13 R15 GND F10 GNDA GNDA L21 Y1 GNDA GNDA AD19
T5 VDD105 VCC25 V17 T10 GND F11 GNDA GNDA M1 Y2 GNDA GNDA AD20
T6 VDD105 T11 GND F12 GNDA GNDA M2 AA3 GNDA GNDA AD21
T7 VDD105 T12 GND F13 GNDA GNDA M3 AA4 GNDA GNDA AD22
T8 VDD105 T13 GND F14 GNDA GNDA M4 AA5 GNDA GNDA AD24
T17
U1
U2
VDD105
VDD105
G9
★OK PM_1V05SUS
T14
T15
T16
GND
GND
F15
F16
F17
GNDA
GNDA
GNDA
GNDA
M5
M6
M9
AA6
AA10
AA12
GNDA
GNDA
GNDA
GNDA
AE11
AE13
AE15
VDD105 VCC33 VCC3 GND GNDA GNDA GNDA GNDA
U3 VDD105 VCC33 L18 U10 GND F18 GNDA GNDA M16 AA13 GNDA GNDA AE19
U4 VDD105 VCC33 Y20 3.3V@200mA U12 GND F19 GNDA GNDA M21 AA14 GNDA GNDA AE23
U5 VDD105 SPC19 SBC65 PBC17 U16 GND F22 GNDA GNDA M24 AA15 GNDA GNDA AE25
U6 VDD105 0.1U/4/X7R/16V/K 10u/6/X5R/6.3V/M 0.1U/4/X7R/16V/K V22 GND G3 GNDA GNDA N3 AA16 GNDA GNDA AF11
U7 VDD105 VSUS33 V8 3VDUAL V23 GND G6 GNDA GNDA N6 AA17 GNDA GNDA AF13
U8 VDD105 VSUS33 AA8 V24 GND G22 GNDA GNDA N9 AA18 GNDA GNDA AF15
U17 VDD105 VSUS33 AB8 3.3V@70mA W21 GND G23 GNDA GNDA N16 AA19 GNDA GNDA AF19
C V9 VDD105 VSUS33 AC8 G24 GNDA GNDA N21 AA20 GNDA GNDA AF23 C
V10
V11
VDD105
VDD105
VSUS33
VSUS33
AD8
AE8 ★OK G25
G26
GNDA
GNDA
GNDA
GNDA
N23
N26
AA21
AA24
GNDA
GNDA
GNDA AF25

V14 VDD105 VSUS33 AF8 H1 GNDA GNDA P1 AB10 GNDA

V15 VDD105
PM_2V5 PROMONTORY REV 0.3 PROMONTORY REV 0.3 PROMONTORY REV 0.3
V16 VDD105
V20 VDD105 218-0891011-00/S/[10HB1-06B450-10R] 218-0891011-00/S/[10HB1-06B450-10R] 218-0891011-00/S/[10HB1-06B450-10R]
V21 VDD105
W11 VDD105
W13 VDD105 VSUS105 V7 PM_1V05SUS PBC1 SPC22
W16 VDD105 VSUS105 W15 10u/6/X5R/6.3V/M 10u/6/X5R/6.3V/M/X
PROMONTORY REV 0.3 1.05V@50mA
218-0891011-00/S/[10HB1-06B450-10R]
PM_2V5 VCC3

SPC61
PQ5 PBC5 PC48 SPC4 SPC44 SPC45 SPC47 SPC50 0.1U/4/X7R/16V/K
3VDUAL 1 5 PM_1V05SUS 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K
VIN VOUT
2 R1 PR45 PBC22
GND 316/4/1 22P/4/NPO/50V/J
3 4 PQ5_FB
EN FB
uP0111/[10GL4-067365-01R] PM_2V5 PM_2V5
PBC21 R2 PR43
2.2u/4/X5R/6.3V/M 1K/4/1
B
Vout=0.8*(R1+R2)/R2 B
SPC53 SPC54 SPC55 SPC57 SPC58 SPC25 SPC20
0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K 180P/4/NPO/50V/J 180P/4/NPO/50V/J

PM_1V05 3VDUAL

PBC15 SPBC1 PBC29 PBC28 PBC12 SPC42 SPC43

10u/6/X5R/6.3V/M 10u/6/X5R/6.3V/M 10u/6/X5R/6.3V/M 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K

PM_1V05
PM_1V05 VCC3

SPC5 SPC6
SPC12 SPC13 SPC16 SPC17 SPC21 SPC29 SPC30 180P/4/NPO/50V/J 180P/4/NPO/50V/J PBC13 SPC2 SPC1 SPC3
0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K/X 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K/X 0.1U/4/X7R/16V/K 10u/6/X5R/6.3V/M 10u/6/X5R/6.3V/M 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K
A A

PM_1V05

ANS 7632078
Title
SPC24 SPC7 SPC8 SPC31 SPC32 SPC41
0.1U/4/X7R/16V/K/X 0.1U/4/X7R/16V/K/X 0.1U/4/X7R/16V/K/X 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K
PM POWER, GND
Size Document Number Rev
Custom B450M GAMING 1.05
Date: Tuesday, January 14, 2020 Sheet 15 of 35
5 4 3 2 1
 8 7 6 5 4 3 2 1

+12 protect
EXP_A_RXP[0..7] EXP_A_TXP[0..7] short-wire test EXP_A_TXP0 PAC4 0.22u/4/X5R/6.3V/K EXP_A_TXP0C
EXP_A_RXP[0..7] [6] [6] EXP_A_TXP[0..7]
EXP_A_RXN[0..7]
EXP_A_RXN[0..7] [6] [6] EXP_A_TXN[0..7]
EXP_A_TXN[0..7] * +12V
PARN2 0/8P4R/4/X
X16_+12V
EXP_A_TXN0
EXP_A_TXP1
EXP_A_TXN1
EXP_A_TXP2
PAC5
PAC6
PAC7
PAC8
0.22u/4/X5R/6.3V/K
0.22u/4/X5R/6.3V/K
0.22u/4/X5R/6.3V/K
0.22u/4/X5R/6.3V/K
EXP_A_TXN0C
EXP_A_TXP1C
EXP_A_TXN1C
EXP_A_TXP2C
1 2
3 4 EXP_A_TXN2 PAC9 0.22u/4/X5R/6.3V/K EXP_A_TXN2C
3GIO_*16 5 6 EXP_A_TXP3 PAC10 0.22u/4/X5R/6.3V/K EXP_A_TXP3C
PCIEX16 EXP_A_TXN3 PAC11 0.22u/4/X5R/6.3V/K EXP_A_TXN3C
7 8
X16_+12V B1 A1 1 2 EXP_A_TXP4 PAC12 0.22u/4/X5R/6.3V/K EXP_A_TXP4C
12V PRSNT1* EXP_A_TXN4 PAC13 0.22u/4/X5R/6.3V/K EXP_A_TXN4C
B2 A2 X16_+12V 3 4
12V 12V EXP_A_TXP5 PAC14 0.22u/4/X5R/6.3V/K EXP_A_TXP5C
B3 A3 5 6
PAR4 0/4/SHT/X B4 RSVD 12V
A4 PAR2 0/4/SHT/X 7 8 EXP_A_TXN5 PAC15 0.22u/4/X5R/6.3V/K EXP_A_TXN5C
SMBCLK1 GND GND PARN1 0/8P4R/0402/SHT/X EXP_A_TXP6 PAC16 0.22u/4/X5R/6.3V/K EXP_A_TXP6C
[7] SMBCLK1 B5 A5
SMBDATA1 SMCLK JTAG2 EXP_A_TXN6 PAC17 0.22u/4/X5R/6.3V/K EXP_A_TXN6C
D [7] SMBDATA1 B6 A6 D
SMDAT JTAG3 EXP_A_TXP7 PAC18 0.22u/4/X5R/6.3V/K EXP_A_TXP7C
B7 A7
GND JTAG4 EXP_A_TXN7 PAC19 0.22u/4/X5R/6.3V/K EXP_A_TXN7C
VCC3 B8 A8
3.3V JTAG5
B9 A9 VCC3
JTAG1 3.3V EXP_A_TXP8 PAC20 0.22u/4/X5R/6.3V/K EXP_A_TXP8C
3VDUAL B10 A10
PCIE_WAKE- 3.3VAUX 3.3V PCIE_RST- EXP_A_TXN8 PAC21 0.22u/4/X5R/6.3V/K EXP_A_TXN8C
[7,12,28] PCIE_WAKE- B11 A11 PCIE_RST- [7,12,34]
WAKE* PWRGD EXP_A_TXP9 PAC22 0.22u/4/X5R/6.3V/K EXP_A_TXP9C
KEY
VCC3 EXP_A_TXN9 PAC23 0.22u/4/X5R/6.3V/K EXP_A_TXN9C
B12 A12 EXP_A_TXP10 PAC24 0.22u/4/X5R/6.3V/K EXP_A_TXP10C
RSVD GND EXP_A_TXN10 PAC25 0.22u/4/X5R/6.3V/K EXP_A_TXN10C
B13 A13 A_GFX_CLKP [9]
PAR3 EXP_A_TXP0C GND REFCLK+ EXP_A_TXP11 PAC26 0.22u/4/X5R/6.3V/K EXP_A_TXP11C
B14 A14 A_GFX_CLKN [9]
8.2K/4 EXP_A_TXN0C HSOP0 REFCLK- EXP_A_TXN11 PAC27 0.22u/4/X5R/6.3V/K EXP_A_TXN11C
B15 A15
HSON0 GND EXP_A_RXP0 EXP_A_TXP12 PAC28 0.22u/4/X5R/6.3V/K EXP_A_TXP12C
B16 A16
PEX16_PRSNT- GND HSIP0 EXP_A_RXN0 EXP_A_TXN12 PAC29 0.22u/4/X5R/6.3V/K EXP_A_TXN12C
[7] PEX16_PRSNT- B17 A17
PRSNT2* HSIN0 EXP_A_TXP13 PAC30 0.22u/4/X5R/6.3V/K EXP_A_TXP13C
B18 A18
GND GND PCIE_RST- EXP_A_TXN13 PAC31 0.22u/4/X5R/6.3V/K EXP_A_TXN13C
EXP_A_TXP14 PAC32 0.22u/4/X5R/6.3V/K EXP_A_TXP14C
EXP_A_TXP1C B19 A19 EXP_A_TXN14 PAC33 0.22u/4/X5R/6.3V/K EXP_A_TXN14C
EXP_A_TXN1C HSOP1 RSVD EXP_A_TXP15 PAC34 0.22u/4/X5R/6.3V/K EXP_A_TXP15C
B20 A20
HSON1 GND EXP_A_RXP1 PAC1 EXP_A_TXN15 PAC35 0.22u/4/X5R/6.3V/K EXP_A_TXN15C
B21 A21
GND HSIP1 EXP_A_RXN1 100p/4/NPO/50V/J
B22 A22
EXP_A_TXP2C GND HSIN1
B23 A23
EXP_A_TXN2C HSOP2 GND EXP_A_RXP[0..15]
B24 A24 EXP_A_RXP[0..15] [6]
HSON2 GND EXP_A_RXP2
B25 A25
GND HSIP2 EXP_A_RXN2 EXP_A_RXN[0..15]
B26 A26 EXP_A_RXN[0..15] [6]
EXP_A_TXP3C GND HSIN2
B27 A27
EXP_A_TXN3C HSOP3 GND EXP_A_TXP[0..15]
B28 A28 EXP_A_TXP[0..15] [6]
HSON3 GND EXP_A_RXP3
B29 A29
GND HSIP3 EXP_A_RXN3 EXP_A_TXN[0..15]
B30 A30 EXP_A_TXN[0..15] [6]
PEX16_PRSNT- RSVD HSIN3
B31 A31
PRSNT2* GND
B32 A32
C GND RSVD C
EXP_A_TXP4C B33 A33 3GIO_X1
EXP_A_TXN4C HSOP4 RSVD +12V PCIEX1_1
B34 A34
HSON4 GND EXP_A_RXP4
B35 A35
GND HSIP4 EXP_A_RXN4
B36 A36 B1 A1
EXP_A_TXP5C GND HSIN4 PIBC1 0.1u/4/X7R/16V/K 12V PRSNT1*
B37 A37 B2 A2 +12V
EXP_A_TXN5C HSOP5 GND 12V 12V
B38 A38 B3 A3
HSON5 GND EXP_A_RXP5 PIR1 0/4/SHT/X RSVD 12V
B39 A39 B4 A4 PIR2 0/4/SHT/X
GND HSIP5 EXP_A_RXN5 SMBCLK1 GND GND
B40 A40 [7] SMBCLK1 B5 A5
EXP_A_TXP6C GND HSIN5 SMBDATA1 SMCLK JTAG2
B41 A41 [7] SMBDATA1 B6 A6
EXP_A_TXN6C HSOP6 GND SMDAT JTAG3
B42 A42 B7 A7
HSON6 GND EXP_A_RXP6 GND JTAG4
B43 A43 VCC3 B8 A8
GND HSIP6 EXP_A_RXN6 3.3V JYAG5
B44 A44 B9 A9 VCC3
EXP_A_TXP7C GND HSIN6 JTAG1 3.3V
B45 A45 3VDUAL B10 A10
EXP_A_TXN7C HSOP7 GND 3.3VAUX 3.3V PM_PCIERST-
B46 A46 [7,12,28] PCIE_WAKE- B11 A11
HSON7 GND EXP_A_RXP7 WAKE* PWRGD
B47 A47
PEX16_PRSNT- GND HSIP7 EXP_A_RXN7
B48
PRSNT2* HSIN7
A48 KEY
B49 A49 B12 A12
GND GND RVSD GND
B13 A13 GPP_CLKP5 [12]
PIC2 0.1U/4/X7R/16V/K PCIE1_OPC GND REFCLK+
[14] PM_TXP5 B14 A14 GPP_CLKN5 [12]
PIC3 0.1U/4/X7R/16V/K PCIE1_ONC HSOP0 REFCLK-
[14] PM_TXN5 B15 A15
EXP_A_TXP8C HSON0 GND
B50 A50 B16 A16 GPP_RXP5 [14]
EXP_A_TXN8C HSOP8 RSVD PIR3 8.2K/4 PE1_PRSNT- GND HSIP0
B51 A51 VCC3 B17 A17 GPP_RXN5 [14]
HSON8 GND EXP_A_RXP8 PRSNT2* HSIN0
B52 A52 B18 A18
GND HSIP8 EXP_A_RXN8 GND GND
B53 A53
EXP_A_TXP9C GND HSIN8
B54 A54
EXP_A_TXN9C HSOP9 GND
B55 A55
HSON9 GND EXP_A_RXP9 PCI-E/1X-36P/BK/OL VCC3
B56 A56
GND HSIP9 EXP_A_RXN9
B57 A57
EXP_A_TXP10C GND HSIN9
B58 A58
EXP_A_TXN10C HSOP10 GND
B59 A59
B HSON10 GND EXP_A_RXP10 B
B60 A60
GND HSIP10 EXP_A_RXN10 PIBC3 PJBC3
B61 A61
EXP_A_TXP11C GND HSIN10 0.1u/4/X7R/16V/K 0.1u/4/X7R/16V/K
B62 A62
EXP_A_TXN11C HSOP11 GND
B63
HSON11 GND
A63 3GIO_X1
B64 A64 EXP_A_RXP11 +12V PCIEX1_2
GND HSIP11 EXP_A_RXN11
B65 A65
EXP_A_TXP12C GND HSIN11
B66 A66 B1 A1
EXP_A_TXN12C HSOP12 GND PJBC1 0.1u/4/X7R/16V/K 12V PRSNT1*
B67 A67 B2 A2 +12V
HSON12 GND EXP_A_RXP12 12V 12V
B68 A68 B3 A3
GND HSIP12 EXP_A_RXN12 PJR1 0/4/SHT/X RSVD 12V
B69 A69 B4 A4 PJR2 0/4/SHT/X
EXP_A_TXP13C GND HSIN12 SMBCLK1 GND GND
B70 A70 [7] SMBCLK1 B5 A5
EXP_A_TXN13C HSOP13 GND SMBDATA1 SMCLK JTAG2
B71 A71 [7] SMBDATA1 B6 A6
HSON13 GND EXP_A_RXP13 SMDAT JTAG3
B72 A72 B7 A7
GND HSIP13 EXP_A_RXN13 GND JTAG4
B73 A73 VCC3 B8 A8
EXP_A_TXP14C GND HSIN13 3.3V JYAG5
B74 A74 B9 A9 VCC3
EXP_A_TXN14C HSOP14 GND JTAG1 3.3V
B75 A75 3VDUAL B10 A10
HSON14 GND EXP_A_RXP14 3.3VAUX 3.3V PM_PCIERST-
B76 A76 [7,12,28] PCIE_WAKE- B11 A11
GND HSIP14 EXP_A_RXN14 WAKE* PWRGD
B77 A77
EXP_A_TXP15C GND HSIN14
B78
HSOP15 GND
A78 KEY
EXP_A_TXN15C B79 A79 B12 A12
HSON15 GND EXP_A_RXP15 RVSD GND
B80 A80 B13 A13 GPP_CLKP6 [12]
PEX16_PRSNT- GND HSIP15 EXP_A_RXN15 PJC2 0.1U/4/X7R/16V/K PCIE2_OPC GND REFCLK+
B81 A81 [14] PM_TXP6 B14 A14 GPP_CLKN6 [12]
PRSNT2* HSIN15 PJC3 0.1U/4/X7R/16V/K PCIE2_ONC HSOP0 REFCLK-
B82 A82 [14] PM_TXN6 B15 A15
X16_+12V RSVD GND HSON0 GND
B16 A16 GPP_RXP6 [14]
PJR3 8.2K/4 PE2_PRSNT- GND HSIP0
VCC3 B17 A17 GPP_RXN6 [14]
PRSNT2* HSIN0
B18 A18
GND GND

PABC1
0.1u/4/X7R/16V/K PCI-E/16X-164P/RE/LONG DOUBLE/HK*2/SHELL PCI-E/1X-36P/BK/OL
A RED STH type VCC3 3VDUAL A

3VDUAL +12V +12V VCC3

VCC3 PPR4 PPR5

8.2K/4/X 8.2K/4/X
1 1
PABC5 PABC6 + PAEC1 + PAEC2 PM_PCIERST-
[12,28] PM_PCIERST- Title
0.1u/4/X7R/16V/K 0.1u/4/X7R/16V/K 270u/FP/D/16V/8C/A/10m 560u/FP/D/6.3V/69/A/7m
PABC2 PABC3 PABC4
0.1u/4/X7R/16V/K 0.1u/4/X7R/16V/K 0.1u/4/X7R/16V/K/X PCIEx16 ,PCIEx1 Slot
Size Document Number Rev
Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 16 of 35
8 7 6 5 4 3 2 1
 8 7 6 5 4 3 2 1
FAN_0_RPM
SIO IT8686 REV:0.7
OR49 8.2K/4 FAN_0_RPM
3VDUAL
[29] FANIO1 JP2
[29] RTS1- OR40 8.2K/4/X IO_GP35
[29] DSR1- VCC3
OBC17 JP3
0.047u/4/X7R/16V/K
[29] RXD1 JP4 OR16 8.2K/4 SIO_WD
VCC3
[29] FANIO2 OR24 8.2K/4 -PCIE_RST
[29] DCD1-
OBC19 [29] RI1-
0.047u/4/X7R/16V/K [29] CTS1-
THROM SPARE GPIO
[29] FANIO3
D OR52 8.2K/4/1/X -RSMRST D
3VDUAL
OBC18

31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
0.047u/4/X7R/16V/K SIO RTCVDD

VBUS_EN#/IPHONE_CHARGE#/SLIN#GP84
BEEP_GB/FAN_CTL5/CIRRX2/GP16

USB_FS8/P80LED_D0#/PD7/GP77
USB_FS7/P80LED6/PD6/GP76
USB_FS6/P80LED5/PD5/GP75
USB_FS5/P80LED4/PD4/GP74

USB_FS4/P80LED3/PD3/GP73
USB_FS3/P80LED2/PD2/GP72
USB_FS2/P80LED1/PD1/GP71
USB_FS1/P80LED0/PD0/GP70
USB_OC2/P80LED_D3#/STB#GP87
OC_OUT/P80LED_D2#/AFD#/GP86
USB_OC1/P80LED_D1#/ERR#
P80LED_OPT/OC_IN/INIT#GP85

CC2/LS_OUT2/ACK#/GP83
DCR8/LS_IN2/BUSY/GP82
CC1/LS_OUT1/PE/GP81
CTS1#/GP31
OCWDT3/RI1#/GP32
OCWDT2/DCD1#/GP33

OCWDT1/SIN1/GP41

OCWDT0/DSR1#/GP45
DTR1#/JP4

SOUT1/JP3

RTS1#/JP2

GNDD
COPEN- OR28 1M/4
[23] COPEN-
[23] BEEP- 32 5
BEEP_IN/PCIRSTIN#/CIRTX2/GP15 DCR7/LS_IN1/SLCT/GP80 OBC14
IT_VCCH 33 4 2_5LEVEL
OR38 8.2K/4/X IO_GP64 3VSB VREF_2.5 TR6 1U/4/X5R/6.3V/K
VCC3 34 3 TR6 [29]
OR39 8.2K/4/X IO_GP63 HOLD_M#/GP64 TR6/VIN9 TR5
35 2 TR5 [29]
HOLD_B#/GP63 TR5/VIN8
[29] FANIO1 36 1
FAN_TAC1 TR4/VIN7
[29] FANPWM1 37 128 IT_AVCC
FAN_CTL1 AVCC3 VIN0
38 127 VIN0 [29]
[29] FANIO2 FAN_TAC2/GP52 VIN0 VIN1
[29] FANPWM2 39 126 VIN1 [29]
FANIO_3 FAN_CTL2/GP51 VIN1) VIN2
[29] FANIO3 40 125 VIN2 [29]
FANPWM_3 FAN_TAC3/GP37 VIN2(+12V_SEN) VIN3
[29] FANPWM3 41 124 VIN3 [29] for LPC/eSPI power mode
OR48 0/4/SHT/X IO_GP35 FAN_CTL3/GP36 VIN3(+5V_SEN) VIN4
[7] FAN_0_RPM 42 123 VIN4 [29]
VCC18_EN/GP35 VIN4 VIN5
43 122 VIN5 [29]
VTT_PWRGD/GP34 VIN5 VIN6 JP3
44 121 VIN6 [29]
ERP_CTRL GNDD VIN6 VREF
[27] ERP_CTRL 45 120 VREF [29]
5VSB_CTRL# VREF

3
46 119 SYS_TEMP
5VAUX_SW TMPIN1 SYS_TEMP [29]
SIO_WD 47 118 PM_TEMP
[23] SIO_WD 5VAUX_SW2 TMPIN2 PM_TEMP [29] D
PWOK 48 117 CPU_TEMP
[23,27] PWOK ATXPG/GP30 TMPIN3 CPU_TEMP [29] +12V
49 116 SIO_TSD- OR69 0/4/X OQ6 OR208 0/4/X
INV_IN1/SIN2/GP27 TSD- OR207 G S
50 115
51
INV_OUT1_SOUT2/GP26
IT8686 GNDA
114 -RSMRST 8.2K/4 SOT23

1
FAN_TAC4/DSR2#/GP25 RSMRST#/GP55 MB_ID3
52 113 TXD1 [29]
VNNC1#/FAN_TAC5/RTS2#/GP24 CPURST#/GP10/CIRRX1/BIOS_SEL MCLK
53 112 MCLK [18]
DPWORK/GP23 MCLK/FAN_TAC6/GP56 MDAT 2N7002/SOT23/25pF/5
7 Color RGB Header (1X4PIN) [35] IO_GP22 54 111 MDAT [18]
CE_IN1/GP22 MDAT/FAN_CTL6/GP57 KCLK OBC27
7 Color RGB Header (1X4PIN) [35] IO_GP21 55 110 KCLK [18]
CE_IN2/IO_SMI#/DCD2#/GP21 KCLK/GP60 KDAT 0.1u/4/X7R/16V/K
7 Color RGB Header (1X4PIN) [35] IO_GP20 56 109 KDAT [18]
THR_PWM_CTS2#/GP20 KDAT/GP61
57 108
C PWOK JP5 S3S5_GPIO/R12#/GP17 3VAUX_SW#/GP40 C
58 107

SST/AMDTSI_D/PCH_D1/VCCSA_EN
CN_N2 DTR2#/JP5 PWRGD3
59 106 SLP_S5- [7,26]
JP7/CE2_N/CIRTX1 SUSC#/GP53
[5] THERMTRIPO 60 105 -ATX_PSON [23]
OBC23 ITE_PWROK THRMTRIP#/PCH_C1/GP14 PSON# JP4
61 104 -PWRBTSW [23]
1n/4/X7R/50V/K PRST1- CC_SEL/PWRGD1 PANSWH#/GP43
62 103
PCIRST1#/GP12 GNDD

3
-PCIE_RST 63 102 LPCPME- [7,12]

PCH_VRMPWRGD/GP96
PCIRST2#/GP11 PME#/GP54
IT_VCCH 64 101 -PSOUT [7]
3VSB PWRON#GP44 D
SIO_18V 65 100

GA20/ESPI_RESET#
VCORE SUSB# SLP_S3- [7,22]

PCH_C0/VPP25_EN
+12V

VCC1_05_EN/GP66
LPC_RST- CN_N1 OBC22 OQ7 OR209 0/4/X

GPO50/PCLK_OUT

HDLED_OUT/GP92
66 99

PCICLK/ESPI_CLK
[7,29] LPC_RST-

PROCHOT#/GP94
LDRQ0- LRESET#/PLTRST# CE_N1/GPO47/JP6 1U/4/X5R/6.3V/K OR62 OR210 G S

FAN_CTL4/GP42
HDLED_IN/GP93
67 98

PECI/AMDTSI_C
GP67/RCTRST#
[9] LDRQ0- VBAT [8]
LAD0/ESPI_IO0
LAD1/ESPI_IO1
LAD2/ESPI_IO2
LAD3/ESPI_IO3

LDRQ# VBAT

PWRLED/GP91
DDR_EN/GP90
VR_RDY/GP97
SERIRQ COPEN- 8.2K/4 8.2K/4

VNNC2#/GP95

PCH_D0/GP65
68 97 SOT23

1
[9,29] SERIRQ SERIRQ/ESPI_ALERT# COPEN#
KRST#/GP62

69 96 IT_VCCH OBC13
DTR1- [29]

SYS_3VSB
[9,29] LFRAME- LFRAME#/ESPI_CS# 3VSB 1u/4/X5R/6.3V/K
VCC3 OR6 1K/4/1 GNDD 2N7002/SOT23/25pF/5
OBC6 CLKIN OBC11 3VDUAL OBC28
3.9N/4/X7R/50V/K/X 4.7u/6/X5R/6.3V/K 0.1u/4/X7R/16V/K

IT8686E/CX/S
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
EUP control detect
28_3VSB OR47 100/4/1 3VDUAL
LAD0
LAD1
LAD2
LAD3

SIO_CLKIN

MA_EN [26]

LAD[0..3] WD_CTRL
MPD- [23,35] SIO STRAP
[9,29] LAD[0..3] WD_CTRL [23]
OR20 0/4/X IO_KBRST- APU_PROCHOTL JP2 OR36 8.2K/4
[7] KBRST- APU_PROCHOTL [24] VCC3
OR31 8.2K/4 A20GATE APU_SIC OR33 1K/4/1/X JP3 OR35 8.2K/4
APU_SIC [5] 3VDUAL_IO
OR81 1K/4/1/X JP4 OR32 8.2K/4
O_-RTCRST [8] 3VDUAL_IO
APU_SID OR80 1K/4/1/X JP5 OR12 8.2K/4
APU_SID [5] 3VDUAL_IO
CN_N2 OR37 8.2K/4
B VR_RDY [22,24] 3VDUAL_IO B
OR19 0/4/SHT/X MB_ID2
[9] LPC_CLK1
IO_GP66 1 Disable WDT to rest PWROK
IO_GP66 [23] PWR SHT
JP2
G_PLED [35] 0 Enable WDT to rest PWROK
OBC24 OR1 For 8728 EUP function
VCC3 VCC3 10N/4/X7R/50V/K/X 1K/4/1
EMI Dual-BIOS CS pin mode select bit “0”
OR25 0/6/SHT/X IT_VCCH JP3
3VDUAL_IO See the below table

teknisi-indonesia.com
ECMC1 ECMC2 IO_KBRST- OR18 0/4/SHT/X DBIOS_RST- OR8 0/4/SHT/20/X IT_AVCC 1 LPC/ESPI power VCCBT = 3.3V
DBIOS_RST- [23] VCC3
0.1u/4/X7R/16V/K 0.1u/4/X7R/16V/K JP4
0 LPC/ESPI power VCCBT = 1.8V
1 LPC I/F
JP5
0 ESPI I/F
MB ID Power leakage 3VDUAL_IO 1 Enable Dual BIOS Function (for GigaByte Only)
SIO PU JP6
ErP OQ2 0 Disable Dual BIOS Function (for GigaByte Only)
OR7 8.2K/4/X 1 5 3VDUAL_IO
VCC3 5VSB VIN VOUT APU_PROCHOTL OR29 8.2K/4 Dual-BIOS CE pin mode select bit “1”
FAN TABLE OR15 8.2K/4 MB_ID2 SIO_18V OR45 2 R1 OR43
VCC3
JP7
8.2K/4 GND 2K/4/1 OBC26 See the below table
internal power pin, max 22nF cap
FAN_CTL1 ITE COMMENTS OQ2_EN 3 4 22P/4/NPO/50V/J
SIO_18V EN FB LDRQ0- OR27 1K/4/1
CPU_FAN FAN_TAC1 VCC3 1 1 CE pin disable (Hold pin mode)
REGULATOR AP7365-WG-7 DII[10GL4-067365-01R]
FAN_CTL2 OR26 8.2K/4/X MB_ID3 OBC25 OR46 Vout=0.8*(R1+R2)/R2 R2 OR44 PRST1- OR11 1K/4/1 JP7 1 0 CE mode 1
VCC3 VCC3
SYS_FAN1 FAN_TAC2 OBC4 OBC5 0.1u/4/X7R/16V/K 8.2K/4/1/X 634/4/1
A
OR14 8.2K/4 0.1u/4/X7R/16V/K/X 0.1u/4/X7R/16V/K ★For Erp patch ITE_PWROK OR10 1K/4/1
VCC3 JP3 0 1 CE mode 2 A
FAN_CTL3
SYS_FAN2 FAN_TAC3 MB_ID2 / 3 ==> Default L/L 0 0 CE mode 3
FAN_CTL4
SYS_FAN3 FAN_TAC4 IT_VCCH IT_VCCH
DUAL BIOS OPT STRAP SIO CAP IT_AVCC 3VDUAL_IO 2_5LEVEL 2_5LEVEL
OPT_FAN or FAN_CTL5
SYS_FAN4 FAN_TAC5 CN_N1 OR58 1K/4/1
OBC15 Title
OR56 8.2K/4/X OBC12 OBC3 OBC2 OBC7 OBC10 OBC8 OBC16 1u/4/X5R/6.3V/K
THRMTRIP PIN56
3VDUAL_IO 10u/6/X5R/6.3V/M 0.1u/4/X7R/16V/K 1u/4/X5R/6.3V/K 0.1u/4/X7R/16V/K 10u/6/X5R/6.3V/M 10u/6/X5R/6.3V/M 22u/6/X5R/6.3V/M ITE 8686 LPC IO
Size Document Number Rev
OR58 上件/OR56 不上件 SINGLE BIOS, Custom B450M GAMING 1.05
PROCHOT PIN89 OR58 不上件/OR56 上件 DUAL BIOS CLOSE SIO PIN4 2_5LEVEL Date: Friday, November 15, 2019 Sheet 17 of 35
8 7 6 5 4 3 2 1
 8 7 6 5 4 3 2 1

FRONT SIDE USB30 FSVCC_U3F1 FSVCC_U3F1

R_USB30_1
USB3.0/2.0
F_USB30 FSVCC_U3R3 U1 U10 FSVCC_U3R3
A_HSDN1 VBUS VBUS A_HSDN0
REV=1 [9] A_HSDN1 U2
D- D-
U11
A_HSDN0 [9]
1 UAC1 A_HSDP1 U3 U12 A_HSDP0
VBUS [9] A_HSDP1 D+ D+ A_HSDP0 [9]
0.1U/4/X7R/16V/K U4 U13
UBC17 0.33u/4/X5R/6.3V/K SS_RX1N_C GND GND SS_RX0N_C UBC9 0.33u/4/X5R/6.3V/K
10 19 [9] A_SS_RX1N U5 U14 A_SS_RX0N [9]
ID VBUS UBC16 0.33u/4/X5R/6.3V/K SS_RX1P_C SSRX- SSRX- SS_RX0P_C UBC8 0.33u/4/X5R/6.3V/K
[9] A_SS_RX1P U6 U15 A_SS_RX0P [9]
UAC8 0.33u/4/X5R/6.3V/K SSRXDN1C_F SSTXDN0C_F UAC6 0.22u/4/X5R/6.3V/K SSRX+ SSRX+
[13] P_SS_RX1N 2 15 P_SS_TX0N [13] U7 U16
UAC9 0.33u/4/X5R/6.3V/K SSRXDP1C_F SSRX1- SSTX2- SSTXDP0C_F UAC7 0.22u/4/X5R/6.3V/K UBC7 0.22u/4/X5R/6.3V/K SS_TX1N_C GND GND SS_TX0N_C UBC47 0.22u/4/X5R/6.3V/K
[13] P_SS_RX1P 3 14 P_SS_TX0P [13] [9] A_SS_TX1N U8 U17 A_SS_TX0N [9]

AGND
AGND
AGND
AGND
SSRX1+ SSTX2+ UBC6 0.22u/4/X5R/6.3V/K SS_TX1P_C SSTX- SSTX- SS_TX0P_C UBC45 0.22u/4/X5R/6.3V/K
[9] A_SS_TX1P U9 U18 A_SS_TX0P [9]
UAC3 0.22u/4/X5R/6.3V/K SSTXDN1C_F SSRXDN0C_F UAC10 0.33u/4/X5R/6.3V/K SSTX+ SSTX+
[13] P_SS_TX1N 5 18 P_SS_RX0N [13]
UAC4 0.22u/4/X5R/6.3V/K SSTXDP1C_F SSTX1- SSRX2- SSRXDP0C_F UAC11 0.33u/4/X5R/6.3V/K
D [13] P_SS_TX1P 6 17 P_SS_RX0P [13] D
SSTX1+ SSRX2+ USB/18P/BU/OS/RA/D/2/1U/SB

G1
G2
G3
G4
P_HSDN11 8 12
[13] P_HSDN11 D1- D2- P_HSDN10 [13]
P_HSDP11 9 11 SS_RX1P_C SS_RX0N_C
[13] P_HSDP11 D1+ D2+ P_HSDP10 [13]
SS_TX1P_C SS_TX0N_C
7 16 SS_RX1N_C SS_RX0P_C
GND GND SS_TX1N_C SS_TX0P_C
4 13

NC 10
GND GND

NC 9

NC 8

NC 7

NC 6
RBU3D2

NC 10

NC 9

NC 8

NC 7

NC 6
SSRXDP1C_F SSRXDN0C_F RBU3D1 RBU3D3
BH/2*10K20/BK/2.0/VA/USB3/PRT SSTXDP1C_F SSTXDN0C_F
SSRXDN1C_F SSRXDP0C_F A_HSDN1 1 6 A_HSDP1
SSTXDN1C_F SSTXDP0C_F
NC 10

NC 9

NC 8

NC 7

NC 6

UAED1

NC 10
2 5 FSVCC_U3R3

NC 9

NC 8

NC 7

NC 6
UAED3 UAED2
A_HSDP0 3 4 A_HSDN0

1 D1+

2 D1-

3 GND

4 D2+

5 D2-
P_HSDP10 1 6 P_HSDN10

1 D1+

2 D1-

3 GND

4 D2+

5 D2-
2 5 FSVCC_U3F1 AOZ8902CIL/SOT23-6 SS_RX1N_C SS_RX0P_C
SS_TX1N_C SS_TX0P_C
P_HSDN11 3 4 P_HSDP11 SS_RX1P_C SS_RX0N_C
1 D1+

2 D1-

3 GND

4 D2+

5 D2-

SS_TX1P_C SS_TX0N_C AZ1045-04F/MSOP10

1 D1+

2 D1-

3 GND

4 D2+

5 D2-
AZ1045-04F/MSOP10
SSRXDN1C_F SSRXDP0C_F AOZ8902CIL/SOT23-6
SSTXDN1C_F SSTXDP0C_F UBD8
SSRXDP1C_F SSRXDN0C_F FSVCC_U3R2 2
AZ1045-04F/MSOP10 SSTXDP1C_F SSTXDN0C_F 3 BAT54A/SOT23/200mA
AZ1045-04F/MSOP10 FSVCC_U3R3 1

UAFB2 1 2 SPR-P260T/6V/8/S FSVCC_U3F1 5VDUAL UR6 5.1K/4/1 RBU3F2 1 2 SPR-P260T/6V/8/S

5VDUAL A_USB_OC1 [7] 5VDUAL FSVCC_U3R3

SOT23
1 UBD5 1
C + UAEC3 2 + REC2 RCU3C1 C
FSVCC_U2F1
100u/OS/D/6.3V/66/A/35m 3 BAT54A/SOT23/200mA UR14 100u/OS/D/6.3V/66/A/35m 0.1U/4/X7R/16V/K
FSVCC_U3F1 1 10K/4/1

5VDUAL UR3 5.1K/4/1

-USBOC_F1 [13]
SOT23

FSVCC_U3R2 FSVCC_U3R2
UR12 R_USB30_2
10K/4/1 USB3.0/2.0 0.1U/4/X7R/16V/K
RBU3F1 1 2 SPR-P260T/6V/8/S U1 U10 RBU3C1
5VDUAL VBUS VBUS
A_HSDN2 U2 U11 A_HSDN3
[9] A_HSDN2 D- D- A_HSDN3 [9]
A_HSDP2 U3 U12 A_HSDP3
[9] A_HSDP2 D+ D+ A_HSDP3 [9]
U4 U13
UBC13 0.33u/4/X5R/6.3V/K SS_RX2N_C GND GND SS_RX3N_C UBC15 0.33u/4/X5R/6.3V/K
[9] A_SS_RX2N U5 U14 A_SS_RX3N [9]
UBC12 0.33u/4/X5R/6.3V/K SS_RX2P_C SSRX- SSRX- SS_RX3P_C UBC14 0.33u/4/X5R/6.3V/K
U6 U15
FRONT SIDE USB2.0 [9] A_SS_RX2P
UAC54 0.22u/4/X5R/6.3V/K SS_TX2N_C
U7
SSRX+
GND
SSRX+
GND
U16
SS_TX3N_C UAC47 0.22u/4/X5R/6.3V/K
A_SS_RX3P [9]

[9] A_SS_TX2N U8 U17 A_SS_TX3N [9]

AGND
AGND
AGND
AGND
UAC55 0.22u/4/X5R/6.3V/K SS_TX2P_C SSTX- SSTX- SS_TX3P_C UAC45 0.22u/4/X5R/6.3V/K
[9] A_SS_TX2P U9 U18 A_SS_TX3P [9]
SSTX+ SSTX+
FSVCC_U2F1 UAFB3 FSVCC_U2F1
SPR-P260T/6V/8/S USB/18P/BU/OS/RA/D/2/1U/SB

G1
G2
G3
G4
5VDUAL
F_USB2 F_USB1 UBC52
FSVCC_U2F1 1 2 UBC50 0.1U/4/X7R/16V/K FSVCC_U2F1 1 2 0.1u/4/X7R/16V/K
[13] P_HSDN2 3 4 P_HSDN3 [13] [13] P_HSDN4 3 4 P_HSDN1 [13]
5 6 5 6 SS_RX3P_C SS_RX2N_C SS_TX2P_C SS_TX3N_C
[13] P_HSDP2 P_HSDP3 [13] [13] P_HSDP4 P_HSDP1 [13]
7 8 7 8
10 10 SS_RX3N_C SS_RX2P_C SS_TX2N_C SS_TX3P_C

NC 10

NC 10
NC 9

NC 8

NC 7

NC 6

NC 9

NC 8

NC 7

NC 6
B PH/2*5K9/WH/2.54/VA/D PH/2*5K9/WH/2.54/VA/D RAU3D1 RAU3D2 B
RAU3D3

A_HSDN2 1 6 A_HSDP2

2 5 FSVCC_U3R2
ESD1
ESD2 A_HSDP3 3 4 A_HSDN3
P_HSDN4 1 6 P_HSDP4

1 D1+

2 D1-

3 GND

4 D2+

5 D2-

1 D1+

2 D1-

3 GND

4 D2+

5 D2-
P_HSDN2 1 6 P_HSDP2
2 5 FSVCC_U2F1 AOZ8902CIL/SOT23-6
2 5 FSVCC_U2F1 SS_RX3N_C SS_RX2P_C SS_TX2N_C SS_TX3P_C
P_HSDP1 3 4 P_HSDN1
P_HSDP3 3 4 P_HSDN3 SS_RX3P_C SS_RX2N_C SS_TX2P_C SS_TX3N_C
AZ1045-04F/MSOP10 AZ1045-04F/MSOP10
AOZ8902CIL/SOT23-6
AOZ8902CIL/SOT23-6

[17] KCLK
KCLK
MCLK
KB/MS FSVCC_U3R3
[17] MCLK
KDAT KB_MS
[17] KDAT
MDAT MSDAT 7 10
[17] MDAT
8
MSCLK 11
RN6 12 KMBC1
MCLK KDAT R5 82/6 KBDAT KMC3 180P/4/NPO/50V/J MS 9 0.1u/4/X7R/16V/K
FSVCC_U3R3 1 2
3 4 KCLK KCLK R6 82/6 KBCLK KMC4 180P/4/NPO/50V/J KBDAT 1 4
5 6 KDAT MDAT R3 82/6 MSDAT KMC2 180P/4/NPO/50V/J 2
A A
7 8 MDAT MCLK R4 82/6 MSCLK KMC1 180P/4/NPO/50V/J KBCLK 5
6 3
8.2K/8P4R/6 KB
13
14
15
16
17

5VDUAL

KB/MS/6P/PC99/OS/RA/D/2
1 Title
+ REC1
100u/OS/D/6.3V/66/A/35m F_USB ,F_USB30 ,R_USB30 , KB_MS_USB
Close FSVCC_U3R3 Size Document Number Rev
Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 18 of 35
8 7 6 5 4 3 2 1
 8 7 6 5 4 3 2 1

3VDUAL

3VDUAL
UR2
8.2K/4/1 A_VDDPS5
UR28 A_VDDPS5
UC58 8.2K/4/X
1u/4/X5R/6.3V/K 0.1u/4/X7R/16V/K/X
UC61
5VDUAL UU5 UR27
UU5_OK 1 8 R2 102K/4/1 UC57 UC55 UC59
POK GND 1u/4/X5R/6.3V/K
D UU5_EN 2 7 UU5_FB D
UR29 EN FB 0.1u/4/X7R/16V/K/X
2.2/4 3VDUAL 3 6 A_VDDPS5 22u/6/X5R/6.3V/M

PGND
VIN VOUT UR25
4 5 R1 750K/4/1
CNTL REFIN
RT9018B-18GSP/SO8/3A

9
UC60 SUC10 SPEC. MAX :1.9W.
1u/4/X5R/6.3V/K 1u/4/X5R/6.3V/K 0.8*[(R1+R2)/R1] = Vout =1.121V
【技術通報R&D技術通報156】
UU5_FB RT9018(RICHTEK)與NCT3730(NUVOTON),
EM5103GE(EMC)做共用,針對PIN7(FB)分壓阻值部份
UR1
(R1/R2)須做修改為100K以上電阻值
562K/4/1

3VDUAL

3
UQ1 CORETYPE1 CORETYPE0 VPPD_ALW
D
UR4 1 X 0.9V
1K/4/1 G S 2N7002/SOT23/25pF/5
0 X 1.05V

1
UQ1_2

3
UQ2

C MMBT2222A/SOT23/600mA/40 C

1
UR30 8.2K/4 UQ2_2
[5,7,22] CORETYPE1

REV:0.4
VCC3
L=1u
A_VDD1V8 MB_DR24
DCR=3.2 mohm
Isat=18A CHOKE與CAP料號可變
100K/4/1
Idc=15A
MBU3 A_VDD1V8
MBU3_PG 4
B [22] MBU3_PG PGOOD B
1 MBU3_PHASE MB_L3 1.0uH/13.5A/S/10m
LX
2
MB_DR23 0/6/SHT/30/M/X MBU3_VIN LX
VCC3 9
PVIN MB_DR27 MB_DC22
10 3
MB_DC20 PVIN LX 4.02K/4/1 22p/4/NPO/50V/J
MBU3_FB
1

6
MB_ZD1 10u/6/X5R/6.3V/M FB
8
AZ2225-01L/SOD323 SVIN
MB_DC21 MB_DR31
1u/6/X7R/16V/K 7 2K/4/1
NC
VDD18_EN 5 11
EN GND

RT8068AZQW/WDFN-10L

* 刪 MA_DR32
PWR SEQ

5VDUAL
A_VDD1V8 A_VDD1V8
VPP CAP
VDD18_EN * 大電容 x0
MBC49 MBC50
3

5VDUAL 0.1u/4/X7R/16V/K 0.1U/4/X7R/16V/K

MBDR2 D MBDQ1
8.2K/4 2N7002/SOT23/25pF/5 A_VDD1V8
MB_DR30 G S
8.2K/4 SOT23
2

A 上件 MBDQ1_2 A_VDD1V8 A_VDD1V8

A
MB_DC23
3

VDD18_EN MBDC2 47u/8/X5R/6.3V/M

0.1u/4/X7R/16V/K/X
D
MBDQ2
MBC51
0.1U/4/X7R/16V/K
MBC52
0.1U/4/X7R/16V/K
47u*1PCS
G S 2N7002/SOT23/25pF/5
SOT23
2

MBDR1 8.2K/4 MBDQ2_2

[22,26,27] GLOBE_S3- Title

MBDC1 A_VDD1V8, A_VDDPS5

1u/4/X5R/6.3V/K/X Size Document Number Rev
Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 19 of 35
8 7 6 5 4 3 2 1
 5 4 3 2 1

CR34 20K/4/1
Rev 3.0
CBC42 100p/4/NPO/50V/J/X

ALC887 三孔 AUDIO JACK

AVDD

D D

CBC12
10u/6/X5R/6.3V/M CR44 47/4/1
FAUDIO_JD [21]

48
47
46
45
44
43
42
41
40
39
38
37
CR63 MASK/0/4/SHT/10/X
VCC3
CBC26

SURBACK-R
SURBACK-L
SPDIF0
EAPD

SURR-R
LFE
CEN
AVSS2

JDREF
SURR-L
AVDD2
NC
CBC34 ALC887-VD2 1n/4/X7R/50V/K
10u/6/X5R/6.3V/M
JD resistors close to pin34 of CODEC
1 36 LINE_O_R [21]
DVDD1 FRONT-R
[21] SPDIFO2_HDMI 2
GPIO0/SPDIF1 FRONT-L
35 LINE_O_L [21] Can Support Amp Out
CBC35 10u/6/X5R/6.3V/M 3 34
GPIO1 SENSE B
4 33
DVSS1 CAP VODR CR16 8.2K/4
[7] AZ_SDATA_OUT 5 32 MIC1_VREFO_R [21]
CR60 MASK/0/4/SHT/10/X SDATA_OUT MIC1-VREFO-R/FMIC2
[7] AZ_BIT_CLK 6 31 LINE2_VREFO [21]
BIT_CLK LINE2-VREFO/JD4
7 30 MIC2_VREFO [21]
CR61 22/4 DVSS2 MIC2-VREFO/AFILT2
50歐姆:4/5 [7] AZ_SDATA_IN0 8
SDATA-IN LINE1-VREFO-L/AFILT1
29
9 28 VOBR CR19 8.2K/4
A_VDD1V8 DVDD2 MIC1-VREFO-L/VREFOUT MIC1_VREFO_L [21]
[7] AZ_SYNC 10 27
SYNC VREF AVDD
[7] -AZ_RST 11 26 5VDUAL
RESET# AVSS1
12 25
PC_BEEP AVDD1 CR51
CBC32 CBC38 MASK/0/6/SHT/30/X
22p/4/NPO/50V/J/X 0.1u/4/X7R/16V/K

SENSE A

CD_GND
LINE2-R

LINE1-R
LINE2-L

LINE1-L
CBC10 CBC8 CBC7

MIC2-R

MIC1-R
MIC2-L

MIC1-L
CD_R
CD_L
22u/6/X5R/6.3V/M 10u/6/X5R/6.3V/M 10u/6/X5R/6.3V/M
Digital Area
CU1

13
14
15
16
17
18
19
20
21
22
23
24
C ALC887-VD2-CG/LQFP48/9V/S/[10HP5-368870-32R] C

Analog Area
CBC1 10u/6/X5R/6.3V/M
LINE_IN_R [21]
CBC2 10u/6/X5R/6.3V/M
LINE_IN_L [21]
CBC43 50歐姆:4/10
100p/4/NPO/50V/J/X CBC9 10u/6/X5R/6.3V/M
MIC1_R [21] LAYOUT注意:螺絲孔下GND方式
CBC11 10u/6/X5R/6.3V/M
MIC1_L [21] 1. MH1空間夠,下DGND
CR20 5.1K/4/1
[21] FRONT_JD

[21] LINE1_JD
CR23 10K/4/1
空間不夠,改為Isolate
A_VDD1V8
[21] MIC1_JD
CR18 20K/4/1 2. MH2一律改為Isolate
JD resistors close to pin13 of CODEC
ABC38 ABC39
0.1u/4/X7R/16V/K 0.1u/4/X7R/16V/K/X
MH1 MH2
[21] LINE2_L DGND Isolate
[21] LINE2_R
50歐姆:4/10
[21] MIC2_L

[21] MIC2_R
B B

A A

Title
ALC887 CODEC
Size Document Number Rev
Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 20 of 35
5 4 3 2 1
 5 4 3 2 1

CR7 22K/4
LINE-OUT CR6 22K/4
Rev 3.0 CEC1 100uF/TAP/10V/6*5
CR5 62/4 AJ_B5

1
[20] LINE_O_R

+
CEC2 100uF/TAP/10V/6*5
CR8 62/4 AJ_B2

1
[20] LINE_O_L

+
MOATR1 MASK/0/4/SHT/10/X CBC19 CBC24
180p/4/NPO/50V/J 180p/4/NPO/50V/J
MOATC1 0.1u/4/X7R/16V/K/X Near F_AUDIO

D D

MOATR2 MASK/0/4/SHT/10/X LINE-IN

CR1 62/4 AJ_A5
MOATC2 0.1u/4/X7R/16V/K/X Near Codec [20] LINE_IN_R

CR14 62/4 AJ_A2

[20] LINE_IN_L
CBC20 CBC23
180p/4/NPO/50V/J 180p/4/NPO/50V/J
MOATR3 0/4/X

MOATC3 0.1u/4/X7R/16V/K/X
Under Audio jack

MIC-IN CR17 62/4 AJ_C5

[20] MIC1_R
MOATR4 0/6/SHT/30/M/X
CR22 62/4 AJ_C2
Audio jack - LAN [20] MIC1_L
CBC3 CBC4
[20] MIC1_VREFO_L
180p/4/NPO/50V/J 180p/4/NPO/50V/J
[20] MIC1_VREFO_R

*量產前,0ohm改short pad
SURROUND
C C

5VDUAL

SPDIF_O CBC111
1 1u/6/X7R/16V/K

CR26 MASK/0/4/SHT/10/X CEN/LFE

SPDIFO2_HDMI [20]

PH/1*4K2/BK/2.54/VA/D CBC14
100p/4/NPO/50V/J

For HDMI SPDIF (依SPEC保留或移除)

SURR BACK
AZALIA JACK

B
teknisi-indonesia.com B

AZALIA FRONT PANEL

SOT23
AZALIA JACK CQ2 CRN1
BAT54A/SOT23/200mA M2V1 8.2K/8P4R/4
AUDIO M2V2 1 2 M2_L
[20] MIC2_VREFO
C4 M2V2 M2V1 3 4 M2_R

SOT23
LINE1_JD C4 L2V2 L2-R
[20] LINE1_JD C3 BLUE 5 6
AJ_A5 C3 L2V1 L2-L
C5 7 8
C5 CQ4
LINE-IN
AJ_A2 C2 BAT54A/SOT23/200mA L2V1
C2 GND
[20] LINE2_VREFO
L2V2 CR58 22K/4
B4 CR54 22K/4
FRONT_JD B4
[20] FRONT_JD B3
AJ_B5 B3 F_AUDIO
B5 GREEN
B5 CBC6 10u/6/X5R/6.3V/M CR13 62/4 M2_L
[20] MIC2_L 1 2
AJ_B2 B2 LINE-OUT CBC5 10u/6/X5R/6.3V/M CR11 62/4 M2_R 3 4
B2 GND [20] MIC2_R
L2_R CR57 62/4 L2-R 5 6 CR55 20K/4/1
[20] FAUDIO_JD 7
A4 L2_L CR53 62/4 L2-L 9 10 CR59 39.2K/4/1
MIC1_JD A4
[20] MIC1_JD A3
AJ_C5 A3 PH/2*5K8/GY/2.54/VA/D
A5 PINK
A5
A A
AJ_C2 A2 MIC-IN 100uF/TAP/10V/6*5
A2 GND L2_R
A1
1

A1 [20] LINE2_R
CEC9 CBC30 CBC29 CBC37 CBC36
+

MH1
MH1 L2_L 180p/4/NPO/50V/J/X 180p/4/NPO/50V/J/X 180p/4/NPO/50V/J/X 180p/4/NPO/50V/J/X
MH4 MH2
1

MH4 MH2 [20] LINE2_L

CEC6
+

MH5 MH3
MH5 MH3 100uF/TAP/10V/6*5

A3RP/13P/BL,LI,PK/RA/D/1/B
Title
AUDIO JACK
Size Document Number Rev
Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 21 of 35
5 4 3 2 1
 5 4 3 2 1

PWR SEQ
5VDUAL NPR1 2.2/6 NPU1_VCC

NPC4 +12V
1u/6/X7R/16V/K NPR19 CHOKE與CAP料號可變
100K/4/1 NPL1
47/4030/15A/S
注意耐壓16V
PCH_1V0_GD P1V0_VIN
BEAD
1
NPC1 + NPEC1

7
NPU1 0.1U/4/X7R/16V/K NPC3 100u/OS/D/16V/69/A/35m

D1
D2
D3
D4
D5
10 NPC2 0.1u/6/X7R/25V/K Close Choke 1u/6/X7R/16V/K

PGOOD

VCC
AVDDP_EN BOOT UGATE_A
D 3
EN UGATE
9 Close MOS L=1u D
8 PHASE_A
PHASE DCR=3.2 mohm
NPQ1 Isat=18A

GND
AVDDP_ADJ LGATE_A UGATE_A NPR2 2.2/6

CS
RF
4 6 G
FB LGATE NTTFS4C10NTAG/WDFN8/993pF/7.4m Idc=15A
RT8237C/D/DFN-10L A_VDDP
A_VDDP 0.9V or 1.05V

2
5

11
NPR4

D2 S3
D3 S2
D4 S1
8.2K/4 NPL2 1.0uH/13.5A/S/10m A_VDDP

D1

D5
NPR18 0/4/SHT/X AVDDP_EN NPU1_RF NPR21 470K/4/1 PCH_1V0_GD PHASE_A
[19] MBU3_PG
NPQ2 NPR6 RS 1
NPR12 NPR20 FS=290K 2.2/6 NPC8 NPR8 NPC11 + NPEC2
280K/4/1 470K/4/1/X OCP=30A 22p/4/NPO/50V/J/X 2K/4/1 22u/6/X5R/6.3V/M 560u/FP/D/6.3V/69/A/7m
LGATE_A G
RF: low=>DEM mode, high=>CCM mode. NPC7 AVDDP_ADJ
1n/4/X7R/50V/K
0.704*(1+RS/RO) = Vout

S3
S2
S1
RO NPR13
7.15K/4/1
NTTFS4C10NTAG/WDFN8/993pF/7.4m

A_VDDP
Remote sense請從最重的負載端點拉回
AVDDP_ADJ
NPC10
22u/6/X5R/6.3V/M
NPR3
C 9.31K/4/1 C

請放置CHOKE一出來的地方 VCC3

3
NPQ5
D
CORETYPE1 CORETYPE0 VPPD_ALW
PR84
1K/4/1 G S 2N7002/SOT23/25pF/5
1 X 0.9V

1
0 X 1.05V NPQ5_2

3
NPQ7
MMBT2222A/SOT23/600mA/40
VCC3
SOT23

1
CORETYPE1 PR85 8.2K/4 NPQ7_2
[5,7,19] CORETYPE1
SQR1
SQD1 8.2K/4
SLP_S3- 2
[7,17] SLP_S3-
3 GLOBE_S3-
GLOBE_S3- [19,26,27]
S0A3_GPIO 1 VCC3
[7] S0A3_GPIO
BAT54A/SOT23/200mA SQC2
SOT23

0.1U/4/X7R/16V/K/X
PR83
8.2K/4

PM_PWROK [12]
5VDUAL

3
B B

D Q64
R360 2N7002/SOT23/25pF/5
VCC3 8.2K/4 G S

1
Q64_2
VCC3
R362
OK

3
8.2K/4
Q63
SQR2 MMBT2222A/SOT23/600mA/40
CPUVDD_EN [24]
SQD2 39K/4/1 3VDUAL

3
2 SOT23
[17,24] VR_RDY

1
3 Q66 PM_1V05 R347 10K/4/1 Q63_2
APU_PWOK [7] D
PCH_1V0_GD 1 2N7002/SOT23/25pF/5
R361
BAT54A/SOT23/200mA SQR3 SQC1 8.2K/4 G S R363 C227
SOT23

100K/4/1 2.2u/4/X5R/6.3V/M 1K/4/1/X 2.2u/4/X5R/6.3V/M

1
Q66_2

3
SQD3
3

PM_PWROK 2 Q65 Q67

3 MMBT2222A/SOT23/600mA/40 MMBT2222A/SOT23/600mA/40
VDDIO_MEM_PG 1
SOT23

1
BAT54A/SOT23/200mA SOT23 PM_2V5 R349 2.49K/4/1 Q67_2
2

1
SOT23

VDDIO_MEM R348 1K/4/1 Q65_2

VCC3
SQD4 R364 C228
2 R365 1K/4/1 2.2u/4/X5R/6.3V/M/X
A [26] VPP_MEM_PG A
3 8.2K/4/1/X
1 R1
D47 8.2K/4
BAT54A/SOT23/200mA 2
[5,26] AM4R1
SOT23

3 VDDIO_MEM_PG
1

BAT54A/SOT23/200mA/X C226 Q1 3
D
SOT23

2.2u/4/X5R/6.3V/M/X 2N7002/SOT23/25pF/5 Title

G S POWER SEQ, A_VDDP
Size Document Number Rev
2

Q66_2 Custom B450M GAMING 1.05

Date: Friday, November 15, 2019 Sheet 22 of 35
5 4 3 2 1
 8 7 6 5 4 3 2 1

VCC3 VCC 5VDUAL 3VDUAL

MH1 MH2 MH6
HOLE_3/X HOLE_3/X HOLE_3/X
5VSB

11
10

11
10
9

3
4
5
FPR6 FPR7
FPR10 FPR1 FPBC1 INTEL FRONT PANEL 330/6 8.2K/4 12 8 12 8 2 6
150/6 330/6/X 0.01U/4/X7R/25V/K/X F_PANEL FPQ350 RESET- 1 7 1 7 1 7
FPD2 FPR3
[7] SYS_RST- 2 6 2 6 12 8
HD+ 1 HD+ MPD+ 2 +MPD1 8.2K/4 FPR8 33/4 F_RESET
[14] PM_SATALED-
HD- 3 HD- MPD- 4 -MPD1
[5] APURST-

3
4
5

3
4
5

11
10
9
5 GND PW+ 6 -PWRBTSW
[34] M2F_LED- -PWRBTSW [17]
F_RESET 7 RST PW- 8 BAT54C/SOT23/200mA FPC199
BAT54A/SOT23/200mA 9 RSV 0.01U/4/X7R/25V/K MH5 MH3 MH8
D FPC1 EMI request. HOLE_3/X HOLE_3/X HOLE_3/X D
FPD3 PH/2*5K10/WH/2.54/VA/D 0.01U/4/X7R/25V/K

11
10

11
10
9

3
4
5
[7] ASATA_LED-
12 8 12 8 2 6
-MPD1 FPR450 0/4/SHT/M/X VCC3 1 7 1 7 1 7
MPD- [17,35]

3
2 6 2 6 12 8
BAT54A/SOT23/200mA FPQ351
D
2N7002/SOT23/25pF/5

3
4
5

3
4
5

11
10
9
CI FPR16
COPEN- 8.2K/4 G S
FPESD [17] COPEN- 1
2 SOT23 HOLE_4-RH-1 HOLE_4-RH-5MM-1

1
F_RESET 1 6 HD- WD_CTRL SIO_WD
[17] WD_CTRL SIO_WD [17]
PH/1*2/BK/2.54/VA/D
2 5 5VSB
-MPD1 3 4 -PWRBTSW K1 K2 K3
SPEAKER
1 VCC
AOZ8902CIL/SOT23-6
EMI request. RESET-
SP- 3VDUAL K1_ICT/X K1_ICT/X K1_ICT/X
Dual-BIOS 已由 EC 控制

1
3
PH/1*4/BK/2.54/VA/D
FPQ80 K4 K5 K6
VCC FPR91 MMBT2222A/SOT23/600mA/40/X
1K/4/1/X
SOT23

1
FPD1 3VDUAL
1N4148W/SOD123/300mA K1_ICT/X K1_ICT/X K1_ICT/X

3
FPQ6

1
FPQ8
C FPR13 75/4/1 1 FPR90 MMBT2222A/SOT23/600mA/40/X C
SP- FPR14 75/4/1 FPQ6_3 3 8.2K/4
2 FPQ6_2 FPR15 1K/4/1 SOT23
SPKR [7]

1
FPR92 1K/4/1/X
[17] DBIOS_RST-
3

MMBT2222A/SOT23/600mA/40
FPQ5

MMBT2222A/SOT23/600mA/40
SOT23
2

VCC FPR17 1K/4/1

3

FPR18
8.2K/4 D FPQ7
2N7002/SOT23/25pF/5
G S
SOT23
2

[17] BEEP-

B B

1 2
ATX POWER CONNECTOR +12V
3 4 RN1
5 6 2.7K/8P4R/4

5VSB ATX
VCC3 (靠近ATX CONNECTOR ) ATX_12V VIN12 7 8
1 2
13 1 VCC_SIO VCC 1 5 3 4 RN2
VCC3 3.3V 3.3V GND +12V
5 6 2.7K/8P4R/4
-12V 14 2 BC154 VCC_VS 7 8
R416 -12V 3.3V 0.1U/4/X7R/16V/K 1 2
22K/4 15 3 2 6 3 4 RN3
GND GND 0/4/SHT/X GND +12V 2.7K/8P4R/4
5 6
-ATX_PSON 16 4 VCC Rev:0.6 7 8
[17] -ATX_PSON PSON 5V
1 2
17 5 3 7 3 4 RN4
BC155 GND GND BC163 BC164 GND +12V 2.7K/8P4R/4
5 6
0.1U/4/X7R/16V/K 18 6 0.1U/4/Y/25V/X 0.1U/4/X7R/16V/K 7 8
GND 5V BC841 1 2
19 7 4 8 0.1u/4/X7R/16V/K 3 4 RN5
GND GND GND +12V 2.7K/8P4R/4
5 6
20 8 PWOK_C R2 0/4/SHT/M/X 7 8
-5V POK PWOK [17,27]
APW/2*4/BK/OC/P/4.2/VA/SN/OH/S/PA9T

3
VCC3
VCC 21
5V 5VSB
9 5VSB 實心PIN+耐高溫材料
BC165
4.7u/6/X5R/6.3V/K D
22 10 +12V
5V 12V BC166 R7
BC159 BC160 BC167 C232 0.1U/4/X7R/16V/K 1K/4/1 G S
23 11
0.1U/4/Y/25V/X 10u/6/X5R/6.3V/M 5V 12V 0.1U/4/X7R/16V/K 0.1U/4/X7R/16V/K R8

1
24 12 VCC3 330/4
GND 3.3V [17] IO_GP66
A A
實心PIN+耐高溫材料 Q9
APW/2*12/BK/P/4.2/VA/SN/OH/SQ C229 EMF30N02J/SOT23/627pF/30m
-12V 22u/6/X5R/6.3V/M 5VSB

BC162 COUPON1 COUPON1 2 COUPON/X

1

1 5VDUAL
0.1U/4/Y/25V/X D_5VSB
COUPON2 COUPON2 1 2 COUPON/X Title

AZ2225-01L/SOD323 ATX ,F_PANEL

Size Document Number Rev
Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 23 of 35
8 7 6 5 4 3 2 1
 8 7 6 5 4 3 2 1

VCC VIN12 VCC

5VDUAL
V95712 DR1 DR2 DR3 +12V

3
DAD1 2.2/6/X 2.2/6 1/6/X
VRM_HOT-
V95712 DAR128 D DAQ5
APU_PROCHOTL
APU_PROCHOT- [5]
8.2K/4 2N7002/SOT23/25pF/5 1.新增DAR128.DAQ5(12V負壓線路)
[17] APU_PROCHOTL G S
BAT54A/SOT23/200mA DC10 DC11 SOT23
2.DR1改不上件

1
SOT23
1u/4/X5R/6.3V/K 1u/6/X7R/16V/K V95712

22

32
D DU1 D
DR93 1K/4/1/X VNB_PWOK

VDD

VDDP
VCC3

VCC3 DR12 8.2K/4 VRM_HOT- DR58 0/4/SHT/X PWM_EN 1 9 44 DU1_PROG DR25 154K/4/1/X
[22] CPUVDD_EN ENABLE PROG
[17,22] VR_RDY VR_RDY 2 23
DR175 1K/4/1 VR_RDY VNB_PWOK PGOOD
VCC3 45
PGOOD_NB BOOT1 DR73 2.2/6
25
APU_PWRGD BOOT1
[5] APU_PWRGD 3 10
PWROK
APU_SVC 4
[5] APU_SVC SVC
DC23 APU_SVD 4 6 27 UGATE1 DC24
[5] APU_SVD SVD UGATE1 UGATE1 [25]
0.1u/4/X7R/16V/K/X APU_SVT 8 0.22u/6/X7R/16V/K
[5] APU_SVT SVT
VRM_HOT- 5
VR_HOT_L PHASE1
A_VDD1V8 7 26 PHASE1 [25]
DBC0 1u/4/X5R/6.3V/K VDDIO PHASE1

DC21 68p/4/NPO/50V/J 28 LGATE1

LGATE1 LGATE1 [25]
DC31 DR24 100/4/1 DR20 62K/4/1 DC22 1.5n/4/X7R/50V/K 24
470p/4/X7R/50V/K COMP
DR21 182K/4/1/X COMP_VC 29 BOOT2 DR74 2.2/6
BOOT2

DC33 330p/4/NPO/50V/J/X DR23 3.57K/4/1 FB_VC 21 31 UGATE2 DC26

FB UGATE2 UGATE2 [25]
0.22u/6/X7R/16V/K
VCORE DR97 8.2K/4/1 DR22 2.74K/4/1 DC30 680p/4/X7R/50V/K
30 PHASE2
PHASE2 PHASE2 [25]

[5] COREFB+ DR98 649/4/1 VC_VSEN 19

DR4 0/4/SHT/X DC25 VSEN LGATE2
[26] VCORE_ADJ 33 LGATE2 [25]
C 330p/4/NPO/50V/J/X LGATE2 C

[5] COREFB- DR100 0/4/SHT/X VC_RTN 20

RTN
DR99 100/4/1 38 PWM_PHS3
PWM3 PWM_PHS3 [25]
DC32 1n/4/X7R/50V/K/X DC41 82p/4/NPO/50V/J
39 PWM_PHS4
PWM4 PWM_PHS4 [25]
DR27 174K/4/1 DC35 680p/4/X7R/50V/K 46
COMP_NB
DR29 182K/4/1/X COMP_NB
37 BOOT_NB DR78 2.2/6
BOOT1_NB
DC34 DR26 200/4/1 FB_NB 47
560p/4/X7R/50V/K FB_NB NB_UGATE1 DC28
36 NB_UGATE1 [25]
DC40 330p/4/NPO/50V/J/X DR30 3.48K/4/1 DR28 2.7K/4/1 DC37 680p/4/X7R/50V/K UGATE1_NB 0.22u/6/X7R/16V/K

VCORE_SOC DR103 8.2K/4/1 35 NB_PHASE1

PHASE1_NB NB_PHASE1 [25]
[5] VNB_FB+ DR104 649/4/1 NB_VSEN 48
DR5 0/4/SHT/X VSEN_NB
[26] VCORE_SOC_ADJ
DC38 34 NB_LGATE1
LGATE1_NB NB_LGATE1 [25]
DR102 100/4/1 330p/4/NPO/50V/J

[5] COREFB- DR101 0/4/SHT/X NB_VSSSENSE VSUMP 17 40 PWM_NB2

ISUMP PWM2_NB PWM_NB2 [25]
DC39 1n/4/X7R/50V/K 41 PWM_NB3
PWM3_NB PWM_NB3 [25]
VSUMP VC_ISUMN 18
[25] VSUMP ISUMN
DC20 0.1U/4/X7R/16V/K DRS2 ● 10K/1/4/S DR17 1K/4/1 VSUMP
ISNE1 DR31
ISNE1 [25]
10K/4/X
DRS2 close to DAL1 ISEN1
16
DC19 0.33u/4/X5R/6.3V/K NB_VSUMP 50
ISUMP_NB ISNE2
15 ISNE2 [25]
B DC18 0.33u/4/X5R/6.3V/K ISEN2 B
NB_ISUMN 49 14 ISNE3
ISUMN_NB ISEN3 ISNE3 [25]
DR18 11K/4/1

www.teknisi-indonesia.com
13 ISNE4
ISEN4 ISNE4 [25]
VSUMN DR19 787/4/1 VC_ISUMN DR33 2.2/4/X V95712
[25] VSUMN
NB_ISNE1 [25]
100/4/X 330P/4/X7R/16V/K/X DC17 43
DR16 I2DATA NB_ISNE1 DR32 10K/4/X
51
NB_VSUMP ISEN1_NB
[25] NB_VSUMP 42
I2CLK NB_ISNE2
52
DC16 0.1U/4/X7R/16V/K DRS1 ● 10K/1/4/S DR15 1.3K/4/1 NB_VSUMP ISEN2_NB
NB_ISNE3
NB_ISNE2 [25]
DRS1 close to DEL1 ISEN3_NB
1 NB_ISNE3 [25]
DC15 0.22U/4/X5R/6.3V/K IMON 11 DR34 2.2/4/X V95712 DR39 10K/4/1
IMON
DC14 0.33u/4/X5R/6.3V/K NTC_NB DR43 19.1K/4/1 DRS4 100K/1/4/S ● DRS4 close to DEQ1
PAD GND

2
IMON_NB NTC_NB
3
DC29 0.33u/4/X5R/6.3V/K/X IMON_NB NTC DR38 20K/4/1 DRS3 100K/1/4/S
12

DR14 11K/4/1
NTC
DR41 10K/4/1
● DRS3 close to DBQ1
ISL95712HRZ/[10TA1-695712-01R]
53

NB_VSUMN DR11 620/4/1 NB_ISUMN

[25] NB_VSUMN
DR13 100/4/X DC13 330P/4/X7R/16V/K/X
SMBDATA
[7,10,11,26,31] SMBDATA
8 VIA to GND VIN12
SMBCLK
[7,10,11,26,31] SMBCLK

1 1 1
+ DEC18 + DEC17 + DEC19
DR40 133K/4/1 IMON DR10 133K/4/1 IMON_NB 270u/FP/D/16V/8C/A/10m 270u/FP/D/16V/8C/A/10m 270u/FP/D/16V/8C/A/10m
A A

DC27 0.1U/4/X7R/16V/K DC12 0.1U/4/X7R/16V/K

V95712 DR95 0/4/X V95712 DR94 0/4/X

VCORE VCORE_SOC

Title
1 1 1 1 1 1 1 1 1 1
+ + + + + + + + + + VCORE (PWM ISL95712+6625A)
DEC5 DEC6 DEC7 DEC8 DEC9 DEC10 NBEC1 NBEC2 NBEC3 NBEC4 Size Document Number Rev
560u/FP/D/6.3V/69/A/7m 560u/FP/D/6.3V/69/A/7m 560u/FP/D/6.3V/69/A/7m 560u/FP/D/6.3V/69/A/7m 560u/FP/D/6.3V/69/A/7m 560u/FP/D/6.3V/69/A/7m 560u/FP/D/6.3V/69/A/7m 560u/FP/D/6.3V/69/A/7m 560u/FP/D/6.3V/69/A/7m 560u/FP/D/6.3V/69/A/7m Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 24 of 35
8 7 6 5 4 3 2 1
 5 4 3 2 1
VIN12 VIN12
VSUMP DAR6 3.65K/4/1 PISEN1
ISNE1 DAR7 100K/4/1 VSUMP DBR6 3.65K/4/1 PISEN2
[24] VSUMP
ISNE2 DBR7 100K/4/1

D1
D2
D3
D4
D5

D1
D2
D3
D4
D5
DA_DC8 DB_DC8
68p/4/NPO/50V/J/X DABC1
1U/6/X7R/16V/K DAQ1
▲ DAC2
0.022U/4/X7R/25V/K
68p/4/NPO/50V/J/X DBBC1
1U/6/X7R/16V/K DBQ1 ▲ DBC2
VSUMN DAR8 1/4/1 PIRTN1 0.022U/4/X7R/25V/K
[24] VSUMN
ISNE2 DAR9 100K/4/1 VSUMN DBR8 1/4/1 PIRTN2
[24] ISNE2 [24] VSUMN
UGATE1 G ISNE3 DAR10 100K/4/1 UGATE2 G ISNE1 DBR9 100K/4/1
[24] UGATE1 [24] ISNE3 [24] UGATE2 [24] ISNE1
ISNE4 DAR11 100K/4/1 ISNE3 DBR10 100K/4/1
[24] ISNE4 [24] ISNE3
DAR2 10K/4/1 DBR2 10K/4/1 ISNE4 DBR11 100K/4/1
VIN12 [24] ISNE4
NTMFS4C10NT1G/PPAK/970pF/7.3m

S3
S2
S1

S3
S2
S1
NTMFS4C10NT1G/PPAK/970pF/7.3m
VCORE DCR13 2.2/6 DCC3 0.22u/6/X7R/16V/K VCORE
D D
PHASE1 DAL1 DCR12 DCU1 PHASE2 DBL1
[24] PHASE1 [24] PHASE2
1/6

D1
D2
D3
D4
D5

D1
D2
D3
D4
D5

D1
D2
D3
D4
D5

D1
D2
D3
D4
D5
UD2_BT 2
PWM_PHS3 BOOT UGATE3
[24] PWM_PHS3 3 1
DAQ2 DAQ4 DAR3 PWM UGATE DBQ2 DBQ4 DBR3
7
2.2/6 DAR4 DAR5 UD2_VCC VCC PHASE3 2.2/6 DBR4 DBR5
6 8
0/4/SHT/X 0/4/SHT/X LVCC PHASE 0/4/SHT/X 0/4/SHT/X
4
LGATE1 DCBC2 GND LGATE3 LGATE2
[24] LGATE1 G G 5 [24] LGATE2 G G
1u/6/X7R/16V/K LGATE
9
DAC1 GND DBC1
1N/4/X7R/50V/K ISL6625ACRZ/DFN8 1N/4/X7R/50V/K

S3
S2
S1

S3
S2
S1

S3
S2
S1

S3
S2
S1
PISEN1 PIRTN1 PISEN2 PIRTN2
0.3uH/35A/IMD109/BP/D 0.3uH/35A/IMD109/BP/D
VIN12 CHOKE AT PN : 11LC5-M3300C-18R_11LC5-M3300C-19R CHOKE AT PN : 11LC5-M3300C-18R_11LC5-M3300C-19R
NTMFS4C06N/N/PPAK/1400pF/4m NTMFS4C06N/N/PPAK/1400pF/4m
NTMFS4C06N/N/PPAK/1400pF/4m NTMFS4C06N/N/PPAK/1400pF/4m
VIN12
DCBC3 VIN12
10u/6/X5R/16V/M VSUMP DCR6 3.65K/4/1 PISEN3
ISNE3 DCR7 100K/4/1 DDR13 2.2/6 DDC3 0.22u/6/X7R/16V/K
D1
D2
D3
D4
D5

VIN12
DC_DC8 DCBC1 DDR12 DDU1
68p/4/NPO/50V/J/X 10u/6/X5R/16V/M DCQ1 ▲ DCC2
0.022U/4/X7R/25V/K
1/6 UD3_BT
PWM_PHS4
2
3
BOOT
1 UGATE4 VIN12
[24] PWM_PHS4 PWM UGATE
VSUMN DCR8 1/4/1 PIRTN3 7 DDBC3
UGATE3 ISNE1 DCR9 100K/4/1 UD3_VCC VCC PHASE4 10u/6/X5R/16V/M VSUMP DDR6 3.65K/4/1 PISEN4
G [24] ISNE1 6 8
ISNE2 DCR10 100K/4/1 LVCC PHASE ISNE4 DDR7 100K/4/1
[24] ISNE2 4 [24] ISNE4
DCR2 10K/4/1 DCR11 100K/4/1 DDBC2 GND

D1
D2
D3
D4
D5
ISNE4 5 LGATE4
[24] ISNE4 LGATE
1u/6/X7R/16V/K 9 DD_DC8 DDBC1
▲
S3
S2
S1

NTMFS4C10NT1G/PPAK/970pF/7.3m GND 68p/4/NPO/50V/J/X 10u/6/X5R/16V/M DDQ1 DDC2

VCORE ISL6625ACRZ/DFN8 0.022U/4/X7R/25V/K
C VSUMN DDR8 1/4/1 PIRTN4 C
PHASE3 DCL1 UGATE4 G ISNE1 DDR9 100K/4/1
D1
D2
D3
D4
D5

D1
D2
D3
D4
D5

ISNE2 DDR10 100K/4/1

DCR3 DDR2 10K/4/1 ISNE3 DDR11 100K/4/1
DCQ2 DCQ4 2.2/6

S3
S2
S1
DCR4 DCR5 NTMFS4C10NT1G/PPAK/970pF/7.3m
0/4/SHT/X 0/4/SHT/X VIN12 VCORE
LGATE3 G G
DCC1 DFR13 2.2/6 DFC3 0.22u/6/X7R/16V/K PHASE4 DDL1

D1
D2
D3
D4
D5

D1
D2
D3
D4
D5
1N/4/X7R/50V/K DFR12
1/6 DFU1
S3
S2
S1

S3
S2
S1

PISEN3 PIRTN3 UD4_BT 2 DDQ2 DDQ4 DDR3

0.3uH/35A/IMD109/BP/D PWM_NB2 BOOT NB_UGATE2 2.2/6 DDR4 DDR5
[24] PWM_NB2 3 1
CHOKE AT PN : 11LC5-M3300C-18R_11LC5-M3300C-19R PWM UGATE 0/4/SHT/X 0/4/SHT/X
7
NTMFS4C06N/N/PPAK/1400pF/4m UD4_VCC VCC NB_PHASE2 LGATE4
6 8 G G
NTMFS4C06N/N/PPAK/1400pF/4m LVCC PHASE
4
DFBC2 GND NB_LGATE2 DDC1
5
1u/6/X7R/16V/K LGATE 1N/4/X7R/50V/K
9
▲ Close to PWM

S3
S2
S1

S3
S2
S1
GND PISEN4 PIRTN4
VIN12 ISL6625ACRZ/DFN8 0.3uH/35A/IMD109/BP/D
NB_VSUMP DER6 3.65K/4/1 NBISEN1 CHOKE AT PN : 11LC5-M3300C-18R_11LC5-M3300C-19R
[24] NB_VSUMP
NB_ISNE1 DER7 100K/4/1 NTMFS4C06N/N/PPAK/1400pF/4m
[24] NB_ISNE1
NTMFS4C06N/N/PPAK/1400pF/4m
D1
D2
D3
D4
D5

DE_DC7
68p/4/NPO/50V/J/X
DEBC1
1U/6/X7R/16V/K
▲ DEC2
0.022U/4/X7R/25V/K
DEQ1 NB_VSUMN DER8 1/4/1 NBIRTN1 VIN12
[24] NB_VSUMN
NB_ISNE2 DER9 100K/4/1 VIN12
[24] NB_ISNE2
NB_UGATE1 G NB_ISNE3 DER10 100K/4/1 DGR13 2.2/6 DGC3 0.22u/6/X7R/16V/K
[24] NB_UGATE1 [24] NB_ISNE3
DGR12 NB_VSUMP DFR6 3.65K/4/1 NBISEN2
DER2 10K/4/1 NTMFS4C10NT1G/PPAK/970pF/7.3m 1/6 DGU1 NB_ISNE2 DFR7 100K/4/1
B B

D1
D2
D3
D4
D5
UD5_BT 2
S3
S2
S1

VCORE_SOC PWM_NB3 BOOT NB_UGATE3 DF_DC7 DFBC1

3 1

NB_PHASE1 DEL1
[24] PWM_NB3
UD5_VCC
7
6
PWM
VCC
UGATE
8 NB_PHASE3
68p/4/NPO/50V/J/X 10u/6/X5R/16V/M
DFQ1
▲ DFC2
0.022U/4/X7R/25V/K
[24] NB_PHASE1 LVCC PHASE NB_VSUMN DFR8 1/4/1 NBIRTN2
D1
D2
D3
D4
D5

4
DGBC2 GND NB_LGATE3 NB_UGATE2 NB_ISNE1 DFR9 100K/4/1
5 G
1u/6/X7R/16V/K LGATE NB_ISNE3 DFR10 100K/4/1
9
DEQ2 DER3 DER4 DER5 GND DRR2 10K/4/1 NTMFS4C10NT1G/PPAK/970pF/7.3m
2.2/6 0/4/SHT/X 0/4/SHT/X ISL6625ACRZ/DFN8

S3
S2
S1
NB_LGATE1 G VCORE_SOC
[24] NB_LGATE1
DEC1 NB_PHASE2 DFL1

D1
D2
D3
D4
D5
1N/4/X7R/50V/K
S3
S2
S1

NBISEN1 NBIRTN1 VIN12

0.3uH/35A/IMD109/BP/D
CHOKE AT PN : 11LC5-M3300C-18R_11LC5-M3300C-19R
▲ Close to PWM DFQ2
DFR3
2.2/6 DFR4 DFR5
NTMFS4C06N/N/PPAK/1400pF/4m VIN12 NB_VSUMP DGR6 3.65K/4/1 NBISEN3 0/4/SHT/X 0/4/SHT/X
[24] NB_VSUMP
DGBC3 NB_ISNE3 DGR7 100K/4/1 NB_LGATE2 G DFC1
[24] NB_ISNE3
10u/6/X5R/16V/M 1N/4/X7R/50V/K

▲ DGC2
D1
D2
D3
D4
D5

NBISEN2 NBIRTN2

S3
S2
S1
VCORE_SIO VCORE_VS MASK/0/4/SHT/M/X VCORE DG_DC7 DGBC1 0.022U/4/X7R/25V/K 0.3uH/35A/IMD109/BP/D
68p/4/NPO/50V/J/X 1U/6/X7R/16V/K NB_VSUMN DGR8 1/4/1 NBIRTN3 CHOKE AT PN : 11LC5-M3300C-18R_11LC5-M3300C-19R
[24] NB_VSUMN
DGQ1 NB_ISNE2 DGR9 100K/4/1
[24] NB_ISNE2
NB_ISNE1 DGR10 100K/4/1 NTMFS4C06N/N/PPAK/1400pF/4m
[24] NB_ISNE1
SOC_SIO SOC_VS MASK/0/4/SHT/M/X VCORE_SOC NB_UGATE3 G

DGR2 10K/4/1 NTMFS4C10NT1G/PPAK/970pF/7.3m

S3
S2
S1

VCORE_SOC
Footprint:MOSHSINK-Z370_HD3P-T
A A
NB_PHASE3 DGL1
D1
D2
D3
D4
D5

2
2 DGQ2 DGR3 DGR4 DGR5
2.2/6 0/4/SHT/X 0/4/SHT/X
NB_LGATE3 G

DGC1 Title
1N/4/X7R/50V/K
VCORE MOS
S3
S2
S1

1 NBISEN3 NBIRTN3
1 0.3uH/35A/IMD109/BP/D Size Document Number Rev
MOS_HS CHOKE AT PN : 11LC5-M3300C-18R_11LC5-M3300C-19R Custom B450M GAMING 1.05
MOS_HS/[12SP2-S10835-31R] NTMFS4C06N/N/PPAK/1400pF/4m
REV: 1.0C Date: Friday, November 15, 2019 Sheet 25 of 35
5 4 3 2 1
 5 4 3 2 1

VDDIO_MEM
VCC3

PM_1V05 PM_2V5
PBC18
1u/6/X7R/16V/K

D1
D2
D3
D4
D5

D1
D2
D3
D4
D5

D1
D2
D3
D4
D5
PBC19
2_5LEVEL 1u/4/X5R/6.3V/K
+12V PQ3 PQ4 2_5LEVEL PQ1
+12V
G G G
PR24 NTMFS4C10NT1G/PPAK/970pF/7.3m NTMFS4C10NT1G/PPAK/970pF/7.3m
510/4/1 PU5A NTMFS4C10NT1G/PPAK/970pF/7.3m PR76

8
1.057V 1K/4/1 2.5V PU5B PM_2V5

S3
S2
S1

S3
S2
S1

S3
S2
S1
8
D PM_1V05_EN 3 D
+ PR40 100/4/1 PM_2V5_EN
1 5
+ PR111 100/4/1
2 - 7
PM_1V05 6 -
PR39 PBC23 LM358DR/SO8 PC1 PR81 1 2_5LEVEL

4
374/4/1 0.1U/4/X7R/16V/K 1n/4/X7R/50V/K 1.1K/4/1/X PBC20 LM358DR/SO8 PC2 + EC2
1.05V@5A

4
0.1u/4/X7R/16V/K 1n/4/X7R/50V/K 560u/FP/D/6.3V/69/A/7m
1
+ EC21
PR42 560u/FP/D/6.3V/69/A/7m BC12
40.2K/4/1 PR107
40.2K/4/1
PU5_2 PR44 2K/4/1 PU5_6 PR109 2K/4/1
22u/6/X5R/6.3V/M

5VDUAL
L=1u
PWR SEQ VDDIO_EN DCR=3.2 mohm
PM_1V05_EN PWR SEQ 5VSB VDDIO_EN [27]
VPP_MEM Isat=18A
Idc=15A
3

3
MA_DR24
100K/4/1
D PQ8 MAR109 D MAQ7 MAU3 VPP_MEM
2N7002/SOT23/25pF/5 8.2K/4 2N7002/SOT23/25pF/5 VPP_MEM_PG 4
G S G S [22] VPP_MEM_PG PGOOD
1 MAU3_PHASE MA_L3 1.0uH/13.5A/S/10m
SOT23 3VDUAL SOT23 LX
2

1
PQ7_2 MAQ7_2 2
C MA_DR23 0/6/SHT/30/M/X MAU3_VIN LX C
5VDUAL 9
PVIN

3
MAC8 10 3 MA_DR27 MA_DC22
PM_2V5_EN MAR21 MAQ8 0.1u/4/X7R/16V/K/X MA_DC20 PVIN LX 4.02K/4/1 22p/4/NPO/50V/J
5VDUAL 8.2K/4/X D 10u/6/X5R/6.3V/M MAU3_FB

1
6
FB
3

MA_ZD1 8
MAR20 0/4/X G S 2N7002/SOT23/25pF/5 AZ2225-01L/SOD323 SVIN
D PQ7
[17] MA_EN SOT23 VPP25_EN MA_DC21 MA_DR31 2.5V

1
PR54 2N7002/SOT23/25pF/5 MAR14 8.2K/4 1u/6/X7R/16V/K 7 1.27K/4/1 SUPPORT DDR4
8.2K/4 G S [7,17] SLP_S5- NC

3
SOT23 VPP25_EN 5 11
2

PQ7_2 MAC10 EN GND

1u/4/X5R/6.3V/K D MAQ9
3

2N7002/SOT23/25pF/5 RT8068AZQW/WDFN-10L
D49 G S
D PQ6 SOT23
[5,22] AM4R1 2

1
2N7002/SOT23/25pF/5 3 MAQ8_2 MAQ7_2
G S
1 5VDUAL
SOT23 MAC9
2

[19,22,27] GLOBE_S3-
PR57 1K/4/1 PQ6_2 BAT54A/SOT23/200mA/X 0.1u/4/X7R/16V/K/X 上件 VPP_MEM VPP_MEM VPP_MEM VPP_MEM VPP_MEM VPP_MEM
SOT23

MA_DR30
PR58 PBC24 8.2K/4
8.2K/4/1/X 0.1U/4/X7R/16V/K MA_DC23 MA_DC24 MAC51 MAC52 MAC49 MAC50
22u/6/X5R/6.3V/M 22u/6/X5R/6.3V/M 0.1u/4/X7R/16V/K 1u/4/X5R/6.3V/K 1u/4/X5R/6.3V/K 0.1u/4/X7R/16V/K
VPP25_EN

B VDDCR_SOC_S5 S5_MUX: S0-->High, S5-->Low B

H: VDDCR_SOC_S5 will track VCORE_SOC.

VIN & VREFIN2 由VDDCR_2VSUS 2V to AVDD18S5 1.81V
PAUR5&PAUR10 分壓 改10K/6.49K L: If VCORE_SOC < 0.775V (OR 0.85V) , VDDCR_SOC_S5=0.775V.
If VCORE_SOC>=0.775V (OR 0.85V) , VDDCR_SOC_S5 will trace VCORE_SOC.
PAU3 0.1U/4/X7R/16V/K
PAUC13 0.1u/4/X7R/16V/K 3VDUAL BC1117
A_VDD18S5 1
VIN NCT3711S NC
8
U12
2 7 PAU3_7 PAUR5 8.2K/4/1 3VDUAL 1 8 VDDIO_ADJ
GND VREFIN2 A_VDD18S5 VDD VREF1 VDDIO_ADJ [27]
PAUR10 6.49K/4/1 PAUR7
VCORE_SOC PAUR4 10K/4/1 PAU3_3 3 6 100K/4/1 R128 8.2K/4 2 7
VREFIN1 VCNTL 5VDUAL B_SEL VREF2 VCORE_ADJ [24]
PAUC12 0.1u/4/X7R/16V/K PAUC11 0.1u/4/X7R/16V/K
4 5 PAU3_5 PAUR6 0/4/SHT/X 3 6
GND

VDDCR_SOC_S5 VOUT VREF_SEL S5_MUX [7] GND VREF3 VCORE_SOC_ADJ [24]

AM4 S5: 0.775V, 200mA, R22 10/4 UPSDA 4 5 UPSCK R27 10/4
[7,10,11,24,31] SMBDATA SDA SCL SMBCLK [7,10,11,24,31]
NCT3711S/SOP8-EP/2A
S0:VAR, 900mA.
9

NCT3933U/SOT23-8
0x2A 0%VDD

PAUC7 0.1u/4/X7R/16V/K
VCORE_SOC PAUC8 1u/4/X5R/6.3V/K

A A

VDDCR_SOC_S5 A_VDD18S5

PAUC6 PAUC9 PAUC4

1u/4/X5R/6.3V/K 0.1u/4/X7R/16V/K 10u/6/X5R/6.3V/M Title

PT,VPP_MEM,VDDCR_SOC_S5,OV
Size Document Number Rev
Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 26 of 35
5 4 3 2 1
 5 4 3 2 1

+12V 5VDUAL
3VDUAL
5VDUAL
R341 3VDUAL
8.2K/4
5VSB C234
5VDUAL_GATE 0.1U/4/X7R/16V/K
5VDUAL

3
D2 1

G
R97 C236 + EC40
8.2K/4 Q32 D1 Q36 R1735 0.1U/4/X7R/16V/K 560u/FP/D/6.3V/69/A/7m
2N7002/SOT23/25pF/5 S3 D2 3 301/4/1
VCC
D SOT23 S2 D3 3VDUAL 2 D

1
PWOK_L S1 D4 1

3
D5
NTMFS4C10NT1G/PPAK/970pF/7.3m L1085DG/TO252/5A
D C8 R1737
0.1u/4/X7R/16V/K/X 510/4/1 1.25*(1+510/301)=3.36V
G S
D3

1
R351 1K/4/1 PWOK_H
[17,23] PWOK
2N7002/SOT23/25pF/5
5VSB

R95
1K/4/1
Q31
P_GATE 1
2

3
3
C7 5VSB
D 0.1u/4/X7R/16V/K 1 P2003ED/P/TO252/30m 1
+ EC31 + EC24
G S 100u/OS/D/6.3V/66/A/35m 100u/OS/D/6.3V/66/A/35m
2 Q280

1
PWOK_L
2N7002/SOT23/25pF/5

5VSB
3

C C
D Q279
R100 2N7002/SOT23/25pF/5
8.2K/4 G S
2

ERP_CTRL
[17] ERP_CTRL

C10
0.1u/4/X7R/16V/K/X

B B

5VDUAL DDRVTT
VDDIO_MEM
VDDIO_MEM ML1
★ NEW
BEAD

MBC2 47/4030/15A/S 5VDUAL

0.1U/4/X7R/16V/K MAU1
0.022u/4/X7R/25V/K
MC3 MR5 16.2K/4/1
MAC2
1u/4/X5R/6.3V/K MAR5 1 8
★ Check
1K/4/1 VIN NC
MC2 22P/4/NPO/50V/J
D1
D2
D3
D4
D5

DDR12V_PHASE 1 2 7
MBC1 + MEC1 GND EN2 MAC7
MU1 1u/6/X7R/16V/K 560u/FP/D/6.3V/69/A/7m MA_VTT_REF 3 6 10u/6/X5R/6.3V/M
VREF VCNTL
8 1
PHASE BOOT MQ1 DDRVTT_EN
4 5

GND
DDRVTT VOUT EN1
7 2 MU1_GU MR3 2.2/6 DDR12VU_G G NTMFS4C10NT1G/PPAK/970pF/7.3m MAC1
[26] VDDIO_EN COMP/SD UG 0.01u/4/X7R/25V/K MAR7
MQ3 MU1_FB 6 3 1K/4/1 NCT3103S/SOP8/2A DDRVTT
1.2V@20A

9
+12V FB GND MR9 MC5 1.1A MAX
S3
S2
S1

MR4 2.2/6 5 4 8.2K/4 0.1u/6/X7R/25V/K VDDIO_MEM

5VDUAL VCC LG/OCSET 25V ML2 1uH/35A/IMD109/BP/D
MBC3 9 CHOKE AT PN :11LC5-M3100B-28R_11LC5-M3100B-29R MAC5
BGND
D1
D2
D3
D4
D5

BAT54C/SOT23/200mA 22u/6/X5R/6.3V/M
1U/6/X7R/16V/K RT8120DGS/SOP8 MR2 MR14 1 1
44.2K/4/1 MR8 220/4 MR6 MC1 + MEC3 + MEC5
RT8120DGS VREF is 0.8V OCP=40A MQ2 2.2/6 1K/4/1 560u/FP/D/6.3V/69/A/7m
A A
GLOBE_S3- MAR6 0/4/SHT/X DDRVTT_EN
[19,22,26] GLOBE_S3-
DDR12VL_G G
VDDIO_MEM MC6
NTMFS4C10NT1G/PPAK/970pF/7.3m MC4 0.022u/4/X7R/25V/K 560u/FP/D/6.3V/69/A/7m
放靠近IC pin4 1n/4/X7R/50V/K 0.01U/4/X7R/25V/K
S3
S2
S1

MBC9 MBC10 MBC11 MU1_FB MR7

1u/4/X5R/6.3V/K 1u/4/X5R/6.3V/K/X 1u/4/X5R/6.3V/K 1.91K/4/1 Title
VDDIO_ADJ MR1 0/4/SHT/X Default: 1.2V
[26] VDDIO_ADJ DDR POWER ,5VDUAL
0.8*(1+1K/1.91K)=1.218V Size Document Number Rev
VDDQ_SIO DDR_VS MASK/0/4/SHT/M/X VDDIO_MEM Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 27 of 35
5 4 3 2 1
 5 4 3 2 1

LAN:RTL8118 R2.03 LAN POWER

LAX1
25M/16p/30ppm/49US/20/D
LAR12 2.49K/4/1

LA_LED_ACT_TXRX
LA_DVDD10

LA_LED_LINK1000
LA_XTALI

LA_LED_LINK100
(CLOSE LAU1 PIN22,30,3,8)

LA_DVDD10
LA_XTALO LA_DVDD10

LA_XTALO
LA_VDD33
LA_RSET

LA_XTALI
PIN22 PIN30 PIN3 PIN8
LABC2 LABC9 LABC3 LABC8
LAC5 LAC6 1u/4/X5R/6.3V/K 0.1u/4/X7R/16V/K 0.1u/4/X7R/16V/K 0.1u/4/X7R/16V/K
D 20p/4/NPO/50V/J 20p/4/NPO/50V/J D

32
31
30
29
28
27
26
25
LAU1
LABC2:1U CLOSE PIN22[REALTEK REQ]

AVDD33
RSET
AVDD10
CLXTAL2
CKXTAL1

LED1/GPO
LED0

LED2(LED1)
33
GND

VCC3
LAR9
LA_MDI0+ 1 24 LA_REGOUT MASK/0/6/SHT/M/X FOR ERP WAKEUP LAN POWER note: lan power連接及電流
LA_MDI0- MDIP0 REGOUT(NC) 3VDUAL_LAN1 LAR4
2 23 LA_VDD33
LA_DVDD10 MDIN0 VDDREG(VDD33) LA_DVDD10 1K/4/1 3VDUAL_LAN1
3 22
LA_MDI1+ AVDD10(NC) DVDD10(NC) N_-PCIE1_WAKE
4 21 PCIE_WAKE- [7,12,16]
LA_MDI1- MDIP1 LANWAKEB N_ISOLATEB 3VDUAL_LAN1
5 20
LA_MDI2+ MDIN1 ISOLATEB PCIE_OB1_RST
6 19 PM_PCIERST- [12,16]
LA_MDI2- MDIP2(NC) PERSTB LA_ML_IN_C LAC4 0.1u/4/X7R/16V/K PIN23
7 18 LA_ML_IN [14]
LA_DVDD10 MDIN2(NC) HSON LA_ML_IP_C LAC1 0.1u/4/X7R/16V/K LAR5 LABC6
AVDD10 RTL8111G(S)/8106E
8 17 LA_ML_IP [14]
HSOP 15K/4/1/X 0.1u/4/X7R/16V/K
AVDD33(NC)
MDIN3(NC)

REFCLK_N
MDIP3(NC)

REFCLK_P
CLKREQB
SRCCLK-->50歐姆:[18/4/10/4/18]
HSIN
(CLOSE LAU1 PIN23)
HSIP

PCIE_OB1_RST
RTL8118-CG/S/[10HP2-408118-20R]
9
10
11
12
13
14
15
16

LABC4 LAN POWER

100p/4/NPO/50V/J/X
LA_VDD33
LA_CLKREQB
LA_ML_OP_C
LA_ML_ON_C

MDI ESD
LA_VDD33
LA_MDI3+
LA_MDI3-

(CLOSE LAU1 PIN:11,32)

C LA_VDD33 C

PIN11 PIN32
LABC18 LABC27 LABC14 LABC20
LAESD1 0.1u/4/X7R/16V/K 4.7u/6/X5R/6.3V/K 0.1u/4/X7R/16V/K 4.7u/6/X5R/6.3V/K
LAREQ1 MASK/0/4/SHT/M/X
[12] LA_-CLKREQ LA_MDI1- 1 LA_MDI1+
6 PWR SURGE PWR SURGE
LAR1
8.2K/4

L1+CLK REQ# 節能: 2 5 3VDUAL_LAN1 LABC18,27:CLOSE PIN11[REALTEK SURGE]

需對應LA_SRCCLK_LAN之CLKREQ# LA_MDI0+ 3 4 LA_MDI0- LABC14,20:CLOSE PIN32[REALTEK SURGE]
VCC3 AZC399-04S.R7G/SOT23-6L/[10DEF-510399-10R]

LAESD2
[14] LA_ML_OP
[14] LA_ML_ON LAN POWER
LA_MDI3- 1 6 LA_MDI3+
[12] LA_SRCCLK_LAN
[12] LA_-SRCCLK_LAN
2 5 3VDUAL_LAN1 LA_DVDD10
離IC近越好
LA_MDI2+ 3 4 LA_MDI2-

LA_ ML-->80歐姆:[15/5/5/5/15] AZC399-04S.R7G/SOT23-6L/[10DEF-510399-10R] LAR8

LA_REGOUT LA_DVDD10
PIN24

teknisi-indonesia.com LABC5
0.1u/4/X7R/16V/K
MASK/0/6/SHT/M/X

(CLOSE LAU1 PIN24)

B B

note:可變更USB NAME
RMA ESD PROTECT USB_LAN CONNECTOR R2.03 note:可變更USB NAME

3VDUAL_LAN1 note: lan power連接及電流

LAN POWER
[RTL8118]
可變 LABC22 USB_LAN LAFB2 LAPW1
0.01u/4/X7R/25V/K/X MASK/0/4/SHT/M/X MASK/0/4/SHT/M/X
LA_CN_L1 L1 D1 LA_LED_ACT_TXRX
可變
P_HSDP13 1

2
6

5
P_HSDN13

FUSEVCC_R
LA_MDI0+
LA_MDI0-
LA_MDI1+
L2
L3
L4
D2 LA_LED_D2 LAR13 330/4 LAN_3VDUAL_LED
LABC24
3VDUAL_LAN1 3VDUAL
*
LA_MDI1- L5 0.1u/4/X7R/16V/K/X
P_HSDN12 3 4 P_HSDP12 LA_MDI2+ L6 D3 LA_LED_D3 LAR14 330/4 LA_LED_LINK100 USB OC From PT
LA_MDI2- L7
LA_MDI3+ L8 D4 LA_LED_LINK1000
LAUESD2 LA_MDI3- L9
AOZ8902CIL/SOT23-6 LABC25 LA_CN_L10 L10 U1 FUSEVCC_R
U2 FUSEVCC_R UBR7 150K/4
P_HSDN12 [13] -USBOC_R1 [13]
MASK/0/4/SHT/M/X U3 P_HSDP12 [13]
USB POWER note:可變更FUSE UP U4 LAUBC7 USB_LAN
U5 0.1u/4/X7R/16V/K UBR9
FUSEVCC_R
U6 270K/4
P_HSDN13 [13]
U7 P_HSDP13 [13]
A DOWN U8 A

1
LAUF1
2
可變
5VDUAL FUSEVCC_R
G1
G2
G3
G4
G5
G6
G7
G8

SPR-P200T/6V/8/S USB+LAN/1G/GO,Y/OS/RA/D/1/15KV
LA_MDI-->100歐姆:[20/4/8/4/20]
R2.0
Close to connector
Title
USB_LAN 2-Port 2.0A
RTL8118
FUSE-0805 Size Document Number Rev
Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 28 of 35
5 4 3 2 1
 5 4 3 2 1
CPU SMART FAN
Rev: 0.8 TPM
★Update 2016.06.01 +12V

VCC3
VCC3
FNC3
10u/6/X5R/16V/M FNDU1
5 2 FANC_PWMOUT TBC2
FNR1 VIN PWMOUT FANC_VOUT 0.1u/4/X7R/16V/K/X
4
1K/4/1 FANPWM1 VOUT TPM
1
PWMIN LAD0 LAD0 VCC3
3 [9,17] LAD0 1 2
FNR2 100K/4/1 FANCDCIN NC +12V LAD1 LAD1
[17] FANPWM1 8 7 [9,17] LAD1 3
DCIN NC LAD2 LAD2 LCLK TPM_CLK
[9,17] LAD2 5 6 TPM_CLK [9]
D FANC_MODE 6 9 LAD3 7 LAD3 GND 8 D
MODE PGND [9,17] LAD3
FNC1 LFRAME- 9 LFRAME# RSV0 10
[9,17] LFRAME-
0.1u/4/X7R/16V/K NCT3947S/SOP8-EP FNR3 SERIRQ 11 SERIRQ LRESET# 12 LPC_RST-
[9,17] SERIRQ LPC_RST- [7,17]
3.3K/4/1
PH/2*6K4/BK/[11NH2-010206-21R]
FNR6 0/4/SHT/X FANC_VOUT CFAN_3 FNR4 15K/4/1 FANIO1 footprint: TPM2X6PIN-CUT4(2mm)
[7] EGPIO95 FANIO1 [17]
MODE: Floating=> Auto mode, FANC_PWMOUT FNR5 TPM_CLK
6.2K/4/1
High=>PWM Mode,

1
2
3
4
FNC2
Low=>Voltage Mode. 10u/6/X5R/16V/M CPU_FAN TBC1
FAN/1*4/GY/A3/2.54/VA/D/SN 10p/4/NPO/50V/J/X

G
V
S
C
SYSTEM FAN1 COM PORT
+12V

VCC3 QAU1 NDCDA- QAC1 180P/4/NPO/50V/J

FAC3 19 2 NRIA- NSOUTA QAC2 180P/4/NPO/50V/J
[17] RI1- RY1 RA1
10u/6/X5R/16V/M FADU1 18 3 NCTSA- NSINA QAC3 180P/4/NPO/50V/J
[17] CTS1- RY2 RA2
5 2 FAN1_PWMOUT 17 4 NDSRA- NDTRA- QAC4 180P/4/NPO/50V/J
VIN PWMOUT [17] DSR1- RY3 RA3
FAR1 4 FAN1_VOUT 16 5 NRTSA- NRTSA- QAC5 180P/4/NPO/50V/J
VOUT [17] RTS1- DA1 DY1
1K/4/1 FANPWM2 1 +12V 15 6 NDTRA- NDSRA- QAC6 180P/4/NPO/50V/J
PWMIN [17] DTR1- DA2 DY2
3 14 7 NSINA NCTSA- QAC7 180P/4/NPO/50V/J
NC [17] RXD1 RY4 RA4
FAR2 100K/4/1 FAN1DCIN 8 7 13 8 NSOUTA NRIA- QAC8 180P/4/NPO/50V/J
[17] FANPWM2 DCIN NC [17] TXD1 DA3 DY3
[17] DCD1- 12
RY5 RA5
9 NDCDA- ★Update 2016-06-06
FAN1_MODE 6 9 FAR3
C FAC1 MODE PGND 3.3K/4/1 C
11 20 VCC
0.1u/4/X7R/16V/K NCT3947S/SOP8-EP GND 5V COMA
-12V 10 1 +12V
FAN1_VOUT SFAN1_3 FAR4 15K/4/1 FANIO2 -12V 12V NDCDA- NSINA
FANIO2 [17] 1 2
NSOUTA NDTRA-
FAR6 0/4/SHT/X FAN1_PWMOUT FAR5 QABC1 GD75232/TSSOP20 QABC2 QABC3 3 4 NDSRA-
[7] EGPIO96 5 6
6.2K/4/1 0.1U/4/Y5V/16V/Z/X 0.1U/4/Y5V/16V/Z/X 0.1U/4/Y5V/16V/Z/X NRTSA- NCTSA-
7 8

1
2
3
4
MODE: Floating=> Auto mode, FAC2 NRIA-
10u/6/X5R/16V/M SYS_FAN1 9 10
High=>PWM Mode, FAN/1*4/BK/A3/PA66 PH/2*5K10/BK/2.54/VA/D
Low=>Voltage Mode.

G
V
S
C
SYSTEM FAN2 LPT PORT
+12V

VCC3
FBC3
10u/6/X5R/16V/M FBDU1
5 2 FAN2_PWMOUT
FBR1 VIN PWMOUT FAN2_VOUT
4
1K/4/1 FANPWM3 VOUT +12V
1
PWMIN
3
FBR2 100K/4/1 FAN2DCIN NC
[17] FANPWM3 8 7
DCIN NC
FAN2_MODE 6 9 FBR3
B FBC1 MODE PGND 3.3K/4/1 B
0.1u/4/X7R/16V/K NCT3947S/SOP8-EP
FAN2_VOUT SFAN2_3 FBR4 15K/4/1 FANIO3
FANIO3 [17]
FAN2_PWMOUT FBR5
MASK/0/4/SHT20/X FBR6 6.2K/4/1
[7] EGPIO97
1
2
3
4

FBC2
MODE: Floating=> Auto mode(1.65V), 10u/6/X5R/16V/M SYS_FAN2
FAN/1*4/BK/A3/PA66
High=>PWM Mode, Low=>Voltage
G
V
S
C

Mode.

Hardware Monitor circuits - VOLTAGE Rev:0.6

Hardware Monitor circuits - Tempature

SOC_SIO VCORE_SIO VDDQ_SIO VCC3 VCC_SIO +12V A_VDDP

VREF VREF
[17] VREF [17] VREF
A A
OR76 OR53 OR74 OR57 OR78 OR79 OR75
8.2K/4 8.2K/4 8.2K/4 6.49K/4/1 15K/4/1 75K/6/1 8.2K/4 OR83 OR85 R674 OR73 R675
2.0V 2.0V 10K/4/1 10K/4/1 8.2K/4 10K/4/1 10K/4/1
[17] VIN4 [17] VIN0 [17] VIN6 [17] VIN1 [17] VIN3 [17] VIN2 [17] VIN5
[17] CPU_TEMP
Close to TR5 TR6
[17] TR5 [17] TR6 [17] SYS_TEMP [17] PM_TEMP
SB OR61 OR77 OR70
OC10 OC3 OC8 OC4 10K/4/1 OC11 10K/4/1 OC12 15K/4/1 OC14 VRM_TEMP OC15 VSOC_TEMP Title
OC9 1u/4/X5R/6.3V/K 100K/1/4/S 1u/4/X5R/6.3V/K 100K/1/4/S OC7 OC6 SYS_TEMP1 PM_TEMP
0.1u/4/X7R/16V/K/X CLOSE VCORE 1u/4/X5R/6.3V/K 10K/1/4/S OC16 10K/1/4/S FAN, LPT, COM ,HWM
CLOSE VSOC SYSTEM Size Document Number Rev
0.1u/4/X7R/16V/K/X 0.1u/4/X7R/16V/K/X 1U/4/X5R/6.3V/K 1U/4/X5R/6.3V/K
MOSFET Thermister Custom
0.1u/4/X7R/16V/K/X 1U/4/X5R/6.3V/K
MOSFET 1u/4/X5R/6.3V/K 1u/4/X5R/6.3V/K
B450M GAMING 1.05
126~133 degree
Date: Friday, November 15, 2019 Sheet 29 of 35
5 4 3 2 1
 5 4 3 2 1

HQ2 VCC HDMI

G
HDMI_TXC+ HR1 499/4/1 HQ2_2 2 20
SHL20
HDMI_TXC- HR2 499/4/1 3 HDMI_DDC_CLK 防漏電 DP0_TXP0 HBC3 0.1U/4/X7R/16V/K HDMI_TXD0+ 1 22

D
[5] DP0_TXP0 D2+ SHL22
[5] DP0_AUXP
DP0_AUXP 1 ★Update 2015.05.27 2
D2 Shield SHL25
25
DP0_TXN0 HBC4 0.1U/4/X7R/16V/K HDMI_TXD0- 3

S
[5] DP0_TXN0 D2-
HDMI_TXD0+ HR3 499/4/1 2N7002/SOT23/25pF/5 HD1 DP0_TXP1 HBC5 0.1U/4/X7R/16V/K HDMI_TXD1+ 4
[5] DP0_TXP1 D1+
HDMI_TXD0- HR4 499/4/1 BAT54A/SOT23/200mA 5
HQ3 DP0_TXN1 HBC6 0.1U/4/X7R/16V/K HDMI_TXD1- D1 Shield
[5] DP0_TXN1 6
D1-

G
HQ3_2 2 SOT23 DP0_TXP2 HBC7 0.1U/4/X7R/16V/K HDMI_TXD2+ 7
[5] DP0_TXP2 D0+
HDMI_TXD1+ HR7 499/4/1 3 HDMI_DDC_DATA 8

D
HDMI_TXD1- HR8 499/4/1 DP0_AUXN DP0_TXN2 HBC8 0.1U/4/X7R/16V/K HDMI_TXD2- D0 Shield
[5] DP0_AUXN 1 [5] DP0_TXN2 9
HR14 HR13 DP0_TXP3 HBC2 0.1U/4/X7R/16V/K HDMI_TXC+ D0-

S
[5] DP0_TXP3 10
2N7002/SOT23/25pF/5 2.2K/4/1 2.2K/4/1 CK+
11
HDMI_TXD2+ HR9 499/4/1 DP0_TXN3 HBC1 0.1U/4/X7R/16V/K HDMI_TXC- CK Shield
D
HDMI_TXD2- HR10 499/4/1 HDMI_G ★ HDMI_DDC_DATA
[5] DP0_TXN3 12
13
CK-
CE Remote
D

HRN1 14
NC

3
VCC3 8 7 HQ3_2 HDMI_DDC_CLK HDMI_DDC_CLK 15
HQ2_2 HDMI_DDC_DATA DDC CLK
D HQ1
6 5
DP0_AUXN
NET 可變 16
DDC DATA
4 3 17
2N7002/SOT23/25pF/5 DP0_AUXP GND
2 1 FSVCC_U3R3 18 24
G S FSVCC_U3R3 HDMI_HP +5V SHL24
2.2K/8P4R/6 19 23
SOT23 HP DET SHL23
21

1
HR16 8.2K/4 HQ1_2 SHL21
VCC3
HR15 HDMI/19P/BK/S/RA/INTEL
VBC10 100K/4/1 橫躺式
0.1u/4/X7R/16V/K/X

HDMI_TXD0- HDMI_TXD1+ HDMI_TXD2- HDMI_TXC+

HDMI_TXD0+ HDMI_TXD1- HDMI_TXD2+ HDMI_TXC-

HDMI_HP
10

10
9

6
HESD2 HESD3 VCC3

3
NC

NC

GND

NC

NC

NC

NC

GND

NC

NC
HESD1
D HQ4
HDMI_HP 1 6 2N7002/SOT23/25pF/5 HR20
G S 1M/4
11 11 2 5 SOT23
FSVCC_U3R3

1
VCC HR19 8.2K/4 HQ4_2 DP0_HPD
DP0_HPD [5]
HDMI_DDC_CLK 3 4 HDMI_DDC_DATA
GND

GND
D1+

D2+

D1+

D2+
D1-

D2-

D1-

D2-
C C
AOZ8902CIL/SOT23-6
AZ1045-04F/MSOP10 AZ1045-04F/MSOP10
1

5
HDMI_TXD0+ HDMI_TXD1- HDMI_TXD2+ HDMI_TXC-

HDMI_TXD0- HDMI_TXD1+ HDMI_TXD2- HDMI_TXC+

VCC
VQ2
Rev: 0.73 DVI CONN

M1
防漏電
G
VQ2_2 2
D 3 DVI_SCL ★Update 2015.05.27 SHIELD1
DVI:20/4/6/4/20 DP1_AUXP 1 DVI
[5] DP1_AUXP
Impedance=85 +- 17.5% VD1 VBC3 0.1u/4/X7R/16V/K DVITX0- 17 TX0-
S

[5] DP1_TXN2
2N7002/SOT23/25pF/5 BAT54A/SOT23/200mA VBC4 0.1u/4/X7R/16V/K DVITX0+ 18 TX0+
[5] DP1_TXP2
VBC5 0.1u/4/X7R/16V/K DVITX1- 9 TX1-
[5] DP1_TXN1 17 9 1
VQ3 SOT23 VBC6 0.1u/4/X7R/16V/K DVITX1+ 10 TX1+
[5] DP1_TXP1
G

DVITXC+ VR1 499/4/1 VQ3_2 2 VBC7 0.1u/4/X7R/16V/K DVITX2- 1 TX2-

[5] DP1_TXN0
DVITXC- VR2 499/4/1 3 DVI_SDA VBC8 0.1u/4/X7R/16V/K DVITX2+ 2 TX2+
D

[5] DP1_TXP0
DP1_AUXN 1 VR14 VR13 3 SHLD24
[5] DP1_AUXN
2.2K/4/1 2.2K/4/1 SHLD13
S

11
DVITX0+ VR3 499/4/1 2N7002/SOT23/25pF/5 19 SHLD05
DVITX0- VR4 499/4/1 DVI_SDA 12 TX3-
TX3+
B ★ DVI_SCL
13
4 TX4- B
DVITX1+ VR7 499/4/1 5 TX4+
VRN1
DVITX1- VR8 499/4/1 VCC3 8 7 VQ3_2 20 TX5-
VQ2_2 TX5+
6 5
DP1_AUXN
NET 可變 DVI_SCL
21
DDCC
4 3 6
DVITX2+ VR9 499/4/1 2 1 DP1_AUXP DVI_SDA 7 DDCD
DVITX2- VR10 499/4/1 DVI_G 14 VDDC
2.2K/8P4R/6 FSVCC_U3R3
15 GND
3

22 SHLDC
VQ1 VBC2 0.1u/4/X7R/16V/K DVITXC- 24 TXC-
D [5] DP1_TXN3
2N7002/SOT23/25pF/5 VBC1 0.1u/4/X7R/16V/K DVITXC+ 23 TXC+
[5] DP1_TXP3
DVI_HP 8 VSYNC
G S VCC3 DVI_HP 16 HPD

3
24 16 8
SOT23
2

VCC3 VR16 8.2K/4 VQ1_2

D VQ4 VR15 SHIELD2 M5
2N7002/SOT23/25pF/5 VR20 20K/4/1 SHIELD2 M6
G S 1M/4 SHIELD2 M7
2 SOT23 SHIELD2 M8

1
VCC VR19 8.2K/4 VQ4_2 DP1_HPD
DP1_HPD [5]
NET 可變
Close to connector
FSVCC_U3R3 SHIELD2
DVI-D/24P/SC/RA/D/SH

M2
DVITX2- DVITX1+ DVITX0- DVITXC+

DVITX2+ DVITX1- DVITX0+ DVITXC- DVI-30P-4P-1

VBC11
10

10

Close to connector
9

VESD2 VESD1 0.1u/4/X7R/16V/K

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

A A
VESD3 NET 可變
DVI_HP 1 6DVI_SCL

2 5 FSVCC_U3R3 平躺式 DVI-D

1 D1+

2 D1-

3 GND

4 D2+

5 D2-

1 D1+

2 D1-

3 GND

4 D2+

5 D2-

3 4 DVI_SDA

DVITX2+ DVITX1- DVITX0+ DVITXC- Title

AOZ8902CIL/SOT23-6
DVITX2- DVITX1+ DVITX0- DVITXC+ HDMI
Size Document Number Rev
AZ1045-04F/MSOP10 AZ1045-04F/MSOP10 11NR6-501024-31 Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 30 of 35
5 4 3 2 1
 5 4 3 2 1

RTD2168 R1.03 POWER

VCC3

DVC10 0/6/SHT/M/X VGA_AVCC33

VCC3 DVC12
0.1u/4/X7R/16V/K
DVC11 0/6/SHT/M/X VGA_VDD_DAC_33

DVC13

VGA_POL1_SDA
VGA_POL2_SCL

VGA_VCCK_V12
DVC14 DVC15 1u/4/X5R/6.3V/K

VGA_LDO_EN
VGA_AVCC33
D D
0.1u/4/X7R/16V/K 10u/6/X5R/6.3V/M/X
Power on latch

DVC16 VCC3
X'TAL EMBEDDED
0.1u/4/X7R/16V/K
DVU1
DVR8 8.2K/4/X VGA_POL1_SDA DVR9 8.2K/4

24

23

22

21

20

19

18

17
AVCC_33

POL2_SCL

POL1_SDA

LDO_EN

DVCC_33

VCCK_12

XO

XI/CKIN
DVR10 8.2K/4 VGA_POL2_SCL DVR11 8.2K/4/X

DVC17 0.1u/4/X7R/16V/K VGA_VCCK_V12 25 16 POL1_SDA(PIN22)

AVCC_12 RED_N
DVC18 0.1u/4/X7R/16V/K VGA_AUX_CH_P 26 15 VGA_RED_P 0 1
[5] DP2_AUXP AUX_P RED_P
DVC19 0.1u/4/X7R/16V/K VGA_AUX_CH_N 27 14 0 X EP MODE
[5] DP2_AUXN AUX_N GND_DAC
POL2_SCL

[5] DP2_TXP0
DVR12

DVC20
12K/4/1

0.1u/4/X7R/16V/K
VGA_RRX

VGA_LANE0_P
28

29
RRX

LANE0P
RTD2168 GREEN_N

GREEN_P
13

12 VGA_GREEN_P
(PIN23)
1
ROM ONLY
MODE
EEPROM
MODE

DVC21 0.1u/4/X7R/16V/K VGA_LANE0_N 30 11

[5] DP2_TXN0 LANE0N BLUE_N
DVC22 0.1u/4/X7R/16V/K VGA_LANE1_P VGA_BLUE_P
[5] DP2_TXP1 31
LANE1P BLUE_P
10 Embedded LDO
DVC23 0.1u/4/X7R/16V/K VGA_LANE1_N 32 9 VGA_VDD_DAC_33
[5] DP2_TXN1 LANE1N VDD_DAC_33
SMB_SDA

VGA_SDA
SMB_SCL

VGA_SCL
C C

DVCC_33
33
EPAD_GND DVC24

HSYNC
VSYNC
4.7u/6/X5R/6.3V/K DVR13 8.2K/4/X VGA_LDO_EN
HPD

VCC3

DVC25
1

8
RTD2168/[10HQ5-A32168-10R] 0.1u/4/X7R/16V/K LDO_EN(PIN21)
DP2_HPD 0 1
VCC3
[7,10,11,24,26] SMBCLK VCCK_V12 from VCCK_V12 from
External 1.2V Embedded LDO
VCC3

[7,10,11,24,26] SMBDATA
VGA_SCL DVC26
VGA_SDA 0.1u/4/X7R/16V/K

VGA_VSYNC
VGA_HSYNC
DP HPD

DP2_HPD
DP2_HPD [5]

DVR18
100K/4/1

B B

DVESD1

Gigabyte Technology G_HSYNC 1 6 VGA_SDA

VGA_VSYNC DVR1 33/4 G_VSYNC

VGA ESD 2 5 VCC
G_VSYNC 3 4 VGA_SCL

DVC2
10p/4/NPO/50V/J/X AOZ8902CIL/SOT23-6

VGA_HSYNC DVR4 33/4 G_HSYNC

DVESD2
DVC3
10p/4/NPO/50V/J/X 1 6 G_VGA_G

2 5 VCC3
VCC
G_VGA_B 3 4 G_VGA_R

DVD1 AOZ8902CIL/SOT23-6
BAT54A/SOT23/200mA

16
VGA_RED_P DVFB1 30/4/4A/S G_VGA_R VGA
VGA_GREEN_P DVFB2 30/4/4A/S G_VGA_G SOT23 6
VGA_BLUE_P DVFB3 30/4/4A/S G_VGA_B G_VGA_R 1 11
VGA_SDA_F

VGA_SCL_F

A 7 A
G_VGA_G 2 12 VGA_SDA
DVR5 DVR7 8
75/4/1 75/4/1 G_VGA_B 3 13 G_HSYNC
FSVCC_U3R3 9
DVC7 DVC9 4 14 G_VSYNC FSVCC_U3R3
DVR6 DVC4 DVC5 DVC6 DVC8 DVR2 DVR3 10
75/4/1 10p/4/NPO/50V/J 10p/4/NPO/50V/J 2.2K/4/1 2.2K/4/1 5 15 VGA_SCL
10p/4/NPO/50V/J 10p/4/NPO/50V/J
Close to Filter 10p/4/NPO/50V/J 10p/4/NPO/50V/J DVC1 Title
VGA_SCL 0.1u/4/X7R/16V/K
DP to VGA
17

VGA_SDA
Size Document Number Rev
FOR EMI VGA/BK/SC/RA/D/2/HR Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 31 of 35
5 4 3 2 1
 5 4 3 2 1

VCORE

C1 C2 C3 C4 C5 C6 C9 C11
47u/8/X5R/6.3V/M 47u/8/X5R/6.3V/M 47u/8/X5R/6.3V/M 47u/8/X5R/6.3V/M 47u/8/X5R/6.3V/M 47u/8/X5R/6.3V/M 47u/8/X5R/6.3V/M 22u/6/X5R/6.3V/M

D D

VCORE C105 47u/8/X5R/6.3V/M VCORE C109 22u/6/X5R/6.3V/M

VCORE C108 47u/8/X5R/6.3V/M C201 22u/6/X5R/6.3V/M VCORE
C126 C116
0.22u/4/X5R/6.3V/K 0.22u/4/X5R/6.3V/K A_VDD1V8 C125 22u/6/X5R/6.3V/M C106 47u/8/X5R/6.3V/M
C77 47u/8/X5R/6.3V/M C202 47u/8/X5R/6.3V/M
C97 22u/6/X5R/6.3V/M
A_VDD18S5 A_VDD18S5
C101 47u/8/X5R/6.3V/M C203 22u/6/X5R/6.3V/M VCORE
C221 22u/6/X5R/6.3V/M
A_VDD18S5 C117 10U/6/X5R/6.3V/M C98 22u/6/X5R/6.3V/M

C100 47u/8/X5R/6.3V/M C95 47u/8/X5R/6.3V/M

C120 C121
0.22u/4/X5R/6.3V/K 1u/4/X5R/6.3V/K C94 22u/6/X5R/6.3V/M VCORE_SOC C194 22u/6/X5R/6.3V/M
C119
1u/4/X5R/6.3V/K

A_VDDPS5 VDDCR_SOC_S5
A_VDDP VDDIO_MEM C80 47u/8/X5R/6.3V/M

C C129 22u/6/X5R/6.3V/M C118 C

0.22u/4/X5R/6.3V/K
C230 22u/6/X5R/6.3V/M

3VDUAL C114 0.22u/4/X5R/6.3V/K

C220 22u/6/X5R/6.3V/M VDDIO_MEM

VCC3 A_VDD1V8 C79 47u/8/X5R/6.3V/M VDDIO_MEM

C123 C124
47u/8/X5R/6.3V/M 0.22u/4/X5R/6.3V/K

C191 47u/8/X5R/6.3V/M VCORE_SOC

C192 22u/6/X5R/6.3V/M
VDDIO_MEM C82 47u/8/X5R/6.3V/M
VCC3 C122 0.22u/4/X5R/6.3V/K
C193 47u/8/X5R/6.3V/M

VDDIO_MEM C81 22u/6/X5R/6.3V/M

C198 22u/6/X5R/6.3V/M

C199 47u/8/X5R/6.3V/M
B B
C160 10u/6/X5R/6.3V/M VDDIO_MEM C200 22u/6/X5R/6.3V/M

VDDIO_MEM

C12 C13 C14

47u/8/X5R/6.3V/M 47u/8/X5R/6.3V/M 47u/8/X5R/6.3V/M

C159
47u/8/X5R/6.3V/M

VDDIO_MEM

A A

VCORE_SOC VCORE_SOC VCORE_SOC VCORE_SOC

C205 C197 C196 C195 Title

10u/6/X5R/6.3V/M 10u/6/X5R/6.3V/M 10u/6/X5R/6.3V/M 10u/6/X5R/6.3V/M
CPU SMD CAP BOTTOM
Size Document Number Rev
Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 32 of 35
5 4 3 2 1
 5 4 3 2 1

CPU TOP CAVITY

VCORE C70 47u/8/X5R/6.3V/M VCORE C64 47u/8/X5R/6.3V/M C52 47u/8/X5R/6.3V/M VCORE_SOC

VCORE C223 22u/6/X5R/6.3V/M VCORE C225 22u/6/X5R/6.3V/M C26 22u/6/X5R/6.3V/M VCORE_SOC

D D

VCORE C63 47u/8/X5R/6.3V/M VCORE C224 47u/8/X5R/6.3V/M C27 47u/8/X5R/6.3V/M VCORE_SOC

C92 22u/6/X5R/6.3V/M VCORE C31 22u/6/X5R/6.3V/M VCORE_SOC

VCORE C72 22u/6/X5R/6.3V/M

C93 47u/8/X5R/6.3V/M VCORE_SOC

C53 47u/8/X5R/6.3V/M VCORE
VCORE C65 47u/8/X5R/6.3V/M

C C

VCORE C62 22u/6/X5R/6.3V/M C25 22u/6/X5R/6.3V/M VCORE_SOC

C19 47u/8/X5R/6.3V/M VDDIO_MEM C17 47u/8/X5R/6.3V/M VDDIO_MEM VDDIO_MEM C20 47u/8/X5R/6.3V/M

B B

VCORE EMC12 0.1u/4/X7R/16V/K

EMC13 0.1u/4/X7R/16V/K

EMC14 0.1u/4/X7R/16V/K Cross Plane CAP

EMC15 0.1u/4/X7R/16V/K VCORE VCORE_SOC
EMC16 0.1u/4/X7R/16V/K

EMC4 0.1u/4/X7R/16V/K

EMC5 0.1u/4/X7R/16V/K

EMC7 0.1u/4/X7R/16V/K

EMC8 0.1u/4/X7R/16V/K

EMC9 0.1u/4/X7R/16V/K
A A
EMC10 0.1u/4/X7R/16V/K

EMC11 0.1u/4/X7R/16V/K

Title
CPU SMD CAP TOP
Size Document Number Rev
Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 33 of 35
5 4 3 2 1
 5 4 3 2 1

Rev 0.5 M2A_SOCKET

VCC3
DIP螺柱
80
1 SKT3 2 VCC3 80
GND 3.3V M2FC5 0.01u/4/X7R/25V/K
3
GND SSD PIN OUT 3.3V
4
[6] PCIE1X0_IN 5 6
PERN3 NC
M2 P3 [6] PCIE1X0_IP 7
PERP3 NC
8
M2FC8 0.01u/4/X7R/25V/K
9 10 M2F_LED- [23]
M2FC4 0.22u/4/X5R/6.3V/K M2_PCIE3_ON_C GND DAS/DSS*
[6] PCIE1X0_ON 11 12 VCC3
M2FC6 0.22u/4/X5R/6.3V/K M2_PCIE3_OP_C PETN3 3.3V
[6] PCIE1X0_OP 13 14
PETP3 3.3V M2FC11 0.1u/4/X7R/16V/K CR/[12KS2-110202-01R]
15 16
GND 3.3V
[6] PCIE1X1_IN 17 18
PERN2 3.3V
CPU P2 [6] PCIE1X1_IP 19
PERP2 NC
20
M2FC14 10u/6/X5R/6.3V/M
D 21 22 D
M2FC35 0.22u/4/X5R/6.3V/K PCIE1X1_ON_C GND NC
[6] PCIE1X1_ON 23 24
M2FC36 0.22u/4/X5R/6.3V/K PCIE1X1_OP_C PETN2 NC
25 26
[6] PCIE1X1_OP
27
PETP2
GND
NC
NC
28 M2FC1 0.01u/4/X7R/25V/K DIP螺絲 CR/[12KSF-F10303-01R]
[6] PCIE1X2_IN 29 30
PERN1 NC
[6] PCIE1X2_IP 31 32
PERP1 NC M2FR3 8.2K/4/1/X M2FC2 0.01u/4/X7R/25V/K
CPU P1 M2FC9 0.22u/4/X5R/6.3V/K PCIE1X2_ON_C
33
GND NC
34
M2FR1 10K/4/1 SMD螺柱
[6] PCIE1X2_ON 35 36 VCC3
M2FC10 0.22u/4/X5R/6.3V/K PCIE1X2_OP_C PETN1 NC
[6] PCIE1X2_OP 37 38 M2_DEVSLP [7]
PETP1 DEVSLP M2FC3 0.1u/4/X7R/16V/K 42 60 80
39 40
GND NC
[6] PCIE1X3_IP 41 42
PERN0/SATA_B+ NC
[6] PCIE1X3_IN 43 44
PERP0/SATA_B- NC M2AF37 10u/6/X5R/6.3V/M
M2 P0 M2FC13 0.22u/4/X5R/6.3V/K PCIE1X3_ON_C
45
GND NC
46
1
1
1
1
1
1
[6] PCIE1X3_ON 47 48
M2FC12 0.22u/4/X5R/6.3V/K PCIE1X3_OP_C PETN0/SATA_A- NC
[6] PCIE1X3_OP 49 50 PCIE_RST- [7,12,16]
PETP0/SATA_A+ PERST*/NC PCIE_RST-
51 52 M2A_-CLKREQ [7]
GND CLKREQ*/NC SDO/M3/UD5.5/BD4.0/H0.6/SN SDO/M3/UD5.5/BD4.0/H0.6/SN SDO/M3/UD5.5/BD4.0/H0.6/SN
[9] A_GPP_CLKN1 53 54
REFCLKN PEWAKE*/NC
[9] A_GPP_CLKP1 55 56
REFCLKP NC M2FR2 8.2K/4/1 M2FC7 10p/4/NPO/50V/J/X
57 58 VCC3
GND NC

KEY M
KEY M
KEY M
VCC3
VCC3 M2FR5 1K/4/1

67 ( 32KHz ) SUSCLK 68
M2ASSD_IFDET NC
SATA：GND. PCIE：NC [7] M2ASSD_IFDET 69
PEDET 3.3V
70
71 72
GND 3.3V
73 74
C M2A_DETECT- GND 3.3V C
[7] M2A_DETECT- 75
GND

VCC3 M2FR4 1K/4/1

M2/67/BK/RA/S/H4.2mm/M KEY
Low profile footprint : NGFF-M-75P-8CM-09MM-SMD
17h(Summit /Reven Ridge) : PCIE GEN3*4 or SATA Mode

B B

A A

Title
M.2 2280
Size Document Number Rev
Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 34 of 35
5 4 3 2 1
 5 4 3 2 1

Rev 3.0 VCC

BOM OPTION : Ambient LED Control

3
LEDQ1 D 1. YELLOW LED : LED/Y/6/M/S IO_GP95 IO_GP91
EMF30N02J/SOT23/627pF/30m
G S XMP_PWR
SOT23
2. RED LED : LED/R/H/0603/S Still Mode H L

1
PW_CTL
3. GREEN LED : LED/G/0603/S OFF Mode L L
D D
LEDR2
47/12
LED_PWR Pluse Mode H BREATH

C_LED1 C_LED2 C_LED3 C_LED4 C_LED5 C_LED6

C_LED
LED/R/H/0603/S LED/R/H/0603/S LED/R/H/0603/S LED/R/H/0603/S LED/R/H/0603/S LED/R/H/0603/S

RGB LED CONTROL

LED_PIN_B +12V
3

VCC3 LEDR7
8.2K/4
C D LEDQ11 C
LEDR21 EMF30N02J/SOT23/627pF/30m VCC3 PW_CTL
8.2K/4 G S

3
SOT23
2

LEDQ5
[17] IO_GP22
VCC3 LEDR10 MMBT2222A/SOT23/600mA/40
+12V +12V_LED 8.2K/4
LEDF1 SOT23

1
2 1
LEDR11
LED_PIN_R SMD1206P200SLR/12/S 8.2K/4
LEDC1 LEDC2
0.1u/4/X7R/16V/K 10u/6/X5R/16V/M
[17] G_PLED
3

VCC3
ON/OFF 5VDUAL

3
D LEDQ12
EMF30N02J/SOT23/627pF/30m
LEDR22 G S D LEDQ7
8.2K/4 SOT23 LEDR12 2N7002/SOT23/25pF/5
2

8.2K/4 G S
+12V_LED SOT23
[17] IO_GP20

1
[17,23] MPD-
LED_CPU
1
LED_PIN_G
呼吸 C_LED
LED_PIN_G LED_PIN_R LEDC3
LED_PIN_B 0.1u/4/X7R/16V/K
3

3
VCC3
B B
PH/1*4/BK/2.54/VA/D/[11NH2-000104-E1R]
D LEDQ13 D LEDQ8
Footprint : PH1X4-FAN-AMD
LEDR23 EMF30N02J/SOT23/627pF/30m EMF30N02J/SOT23/627pF/30m
8.2K/4 G S G S
SOT23 SOT23
2

[17] G_PLED

1
[17] IO_GP21
ON/OFF
三色 LED Control
IO_GP20(R) IO_GP21(G) IO_GP22(B)
Blue L L H
Green L H L
Light Blue L H H
Red H L L
Pink H L H
A A
Light Green H H L
White H H H
順序:Blue-Green-Light Blue-
Cycle Mode Red-Pink-Light Green-White Title

切換間隔時間為 1 秒 AUDIO LED / HEADER

Size Document Number Rev
Custom B450M GAMING 1.05
Date: Friday, November 15, 2019 Sheet 35 of 35
5 4 3 2 1