JNESS@TOM.

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CSC3100
TFT LCD color monitor CSC3100

Description
The CSC3100 is a compact multi-functional IC with a luminance, chroma, interface and sync separator
circuit for the NTSC/PAL TFT LCD color monitors all integrated onto a single chip. This IC contains a
luminance AGC circuit, gamma correction circuits to convert composite video signal or Y/C signal to
RGB signal that meets the specific requirements of the LCD panels.

Applications
LCD color viewfinders, televisions and monitors

Features
Low power dissipation (160mW TYP.)
Applicable to both NTSC and PAL (Simple PAL only)
Accepts composite video signal and Y/C signal input
Built-in TRAP and HPF
Built-in image control circuit
Built-in AGC circuit (AGC OFF function)
Built-in gamma correction circuits
Built-in polarity invertor circuits
Accepts external analog R.G.B. inputs
Built-in RB output signal delay circuits (S/H form)
Built-in Blanking circuits
*Not designed for rated as radiation hardened
*Packaging material: Plastic
*Chip material and wafer substrate type: P type silicon
*Number of pins and package type: 48-pin quad-flat Package (0.5mm pich)
*Process (Structure): Bipolar

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CSC3100
Terminal Name
Pin No. Terminal Name Pin No. Terminal Name
1 TRAP 25 Vcc2
2 H FILTER OUT 26 BLK
3 VIDEO IN 27 SUB BRIGHT R
4 IDENT FILTER 28 SUB BRIGHT B
5 C IN 29 FRP
6 COLOR 30 GAMMA1
7 SW 31 GAMMA2
8 KILLER FILTER 32 BRIGHT
9 PEAK LIMITTER 33 S/H PULSE R
10 RGB AMPLITUDE 34 S/H PULSE G
11 ACC FILTER 35 S/H PULSE B
12 R-Y/B-Y PHASE 36 SYNC IN
13 TINT 37 SYNC OUT
14 VCO IN 38 SYNC SEP
15 APC FILTER 39 EXT B IN
16 VCO OUT 40 EXT G IN
17 GND 41 EXT R IN
18 VEE 42 CONTRAST
19 R DC DET 43 Vcc1
20 R OUT 44 F ADJ
21 G DC DET 45 CLAMP
22 G OUT 46 AGC FILTER
23 B DC DET 47 AGC OUT
24 B OUT 48 PICTURE

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CSC3100
Terminal Assignments (TOP VIEW)

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COLOR AGC PICTURE SYNC

FILTER OUT
CLAMP

R DC DET G DC DET B DC DET

Block Diagram

SYNC.IN
AGC SYNC
H FIL OUT TRAP OUT SEP R OUT G OUT B OUT
2 1 6 45 47 46 48 38 37 36 19 20 21 22 23 24
HWCAT

SW
SYNCSEP
AGCDET
H.FILTER
COMP
TRAP
26 BLK
VIDEO IN 3 AGCAMP PICTURE BGPGEN
N P Y/C
FADJ 41 CLAMP
29 FRP
REG1 REG2 REG3 BGP VREF
INV INV INV
COMP
5 32 BRIGHT
ACC HPF

-4-
CIN
Y/C COMP
BRIGHT BRIGHT BRIGHT 28 SUB BRIGHT B
ACC.FIL COLOR 27 SUB BRIGHT R
ACC.DET Y/C
10 RGB AMPLITUDE
31 2
APC.FH 15
APC KIL.LER 30 1
14 42 CONTRAST
VCO IN 16
N P 9 PEAK LIMIT
VCO
VCO OUT 34 S/H PULSEG
13 PHASE S/H S/H S/H
TINT SHIFT
TINT
S/H S/H 35 S/H PULSEG
PAL.SW R-Y 33 S/H PULSEG
IDENTFIL 4
IDENT G-Y
DEMOD MATRIX INT/EXTSW
VCC1 P B-Y
from SYNC IN F/F
N
18 17 43 25 8 12 7 41 40 39
VIE GND VCC1 VCC2 KILLER FIL SW
VCC1
CSC3100

P N EXT R IN EXT B IN
EXT G IN

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CSC3100
Description of Terminals VCC1=4.5V
Term. Term.
Voltage Equivalent Circuit Description
No Name

VCC1

1 TRAP 2.0V Connected to TRAP.

VEE GND

VCC1

H FILTER Outputs video signal for

2
OUT sync separator circuit.

VEE GND

VCC1

Input composite video

signal.
3 VIDEO IN 2.25V
(Inputs luminance signal
in the case of Y/C input).

VEE GND

VCC1

IDENT Connected to the IDENT

4
FILTER detector filter.

VEE GND

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CSC3100
Term. Term.
Voltage Equivalent Circuit Description
No Name
VCC1

Input the chrominance signal

in the case of Y/C input.
When this terminal is
5 C IN 2.5V
connected to ground, the
composite video signal input
is accepted.

VEE GND

VCC1

The DC voltage applied to

6 COLOR this terminal adjusts the
color gain.
VEE GND

VCC1

The input terminal for the

source selection signal.
Give the “Low” level in case
7 SW
of the VIDEO IN inputs, and
give the “High” level in case
of the EXT RGB IN inputs.
VEE GND

VCC1

KILLER Connected to the killer

8
FILTER detector filter.

VEE GND

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CSC3100
Term. Term.
Voltage Equivalent Circuit Description
No Name
VCC1

The DC voltage applied to this

PEAK
9 terminal adjusts the while
LIMITER
limit level.

VEE GND

Adjusts the amplitude

VCC1
between the inverted level
and the non-inverted level
RGB
of the R.G.B. outputs.
10 AMPLIT- 0.7V
This terminal is preset inside
UDE
the IC.
VEE
Do not lower the DC voltage
Under 0.7V.

VCC1

ACC Connected to the ACC

11
FILTER detector filter.

GND
VEE

VCC1

Adjusts the angle of the

R-Y/B-Y in case of the PAL
R-Y/B-Y
12 mode.
PHASE
Connect to VCC1 for NTSC
VEE GND mode.

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CSC3100
Term. Term.
Voltage Equivalent Circuit Description
No Name
VCC1
The voltage applied to this
terminal adjusts the tint.
13 TINT Corrects the color of output
amplitude every 1H in case of
VEE GND the PAL mode.

VCC1

Input terminal for oscillator

14 VCO IN 3.9V
circuit.

VEE GND

VCC1

APC Connected to APC detector

15
FILTER filter.

VEE GND

VCC1

Output terminal for oscillator

16 VCO OUT 2.7V
circuit.

VEE GND

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CSC3100
Term. Term.
Voltage Equivalent Circuit Description
No Name
17 GND Ground.
18 VEE Negative going power supply.
VCC 2

Connected to the capacitor

That smoothes and holds the
19 R DC DET
deviation from the R.G.B.
21 G DC DET
outputs DC voltage. Because
23 B DC DET
of the high impedance, use
less leaky capacitor.
GND
VEE

VCC 2

20 R OUT (VCC2
Outputs the primary color
22 G OUT
signal.
24 B OUT VEE)/2

VEE

Connected to power supply

25 VCC2
for the R.G.B. outputs.

VCC1

The input terminal of the

Blanking pulse.
26 BLK
“High”: Blanking
“Low”: No Blanking
VEE GND

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CSC3100
Term. Term.
Voltage Equivalent Circuit Description
No Name
The DC voltage applied to these
VCC1
terminals adjusts the brightness
SUB of the R and B signals finely.
27 BRIGHT R The gamma correction curve
1.5V
28 SUB link the voltage of their
BRIGHT B terminals.
VEE GND These terminals are preset inside
the IC.
VCC1

Input the invert signal that goes

“Low” level in the case of
29 FRP
inverted and “High” level in the
case of non-inverted.
VEE GND

Adjusts the inflection point(1) on

the DC voltage gain of the
VCC1 gamma correction.
When this terminal is connected
to Vcc1, the gamma correction
is OFF.
30 GAMMAI

VEE GND

Adjusts the inflection point(2) on

the DC voltage gain of the
gamma correction.
VCC1
This terminal is preset inside the
IC.

31 GAMMA2 1.5V

VEE GND

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CSC3100
Term. Term.
Voltage Equivalent Circuit Description
No Name

VCC1

The DC voltage applied to this

terminal adjusts the brightness
32 BRIGHT of RGB outputs.
Gamma correction curve doesn’t
link this terminal voltage.

VEE GND

VCC1
S/H
Input the sampling pulse for RB
PULSE R
output delay circuit.
33 S/H
“High”: hold
34 PULSE G
“Low”: sample
35 S/H
“ALL Low”: No delay
PULSE B
Vth=1.5V
VEE
VCC1

The rising edge of this input

pulse must be before the fall edge
of the SYNC OUT pulse.
36 SYNC IN
In the case of PAL mode, inner
flip-flop switches at the rising
of the input pulse.
VEE GND

VCC1
Outputs the sync signal separated
by the sync separator circuit.
The output is provided by an
SYNC
37 open collector. This output signal
OUT
goes “High” level when in sync
and “Low” level when out of
GND sync.

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CSC3100
Term. Term.
Voltage Equivalent Circuit Description
No Name

VCC1

Inputs the video signal to the

38 SYNC SEP 1.8V sync separator circuit. Input the
H FILTER output signal.

VEE

VCC1

The input terminal of the external

39 EXT B IN
analog RGB signal.
40 EXT G IN
The coupling capacitor works
41 EXT R IN
as a pedestal clamp capacitor.

VEE GND

VCC1

The DC voltage applied to this

CONTR-
42 terminal adjusts the contrast of
AST
R.G.B. output.

VEE GND

43 VCC1 Connected to power supply.

The value of the resistance
VCC1
connected between this terminal
and GND adjusts the frequency
characteristics of the filters.
44 F ADJ 1.2V In the case of both NTSC and
PAL mode, connect the resistance
of 18k .
VEE GND Resistance accuracy 2%
Temp. stability 200ppm.

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CSC3100
Term. Term.
Voltage Equivalent Circuit Description
No Name
VCC1

Connected to the capacitor that

clamps the pedestal of the
45 CLAMP luminance line.
Because of the high impedance,
Use less leaky capacitor.

VEE GND

VCC1

Connected to the AGC detector

AGC filter for luminance line.
46
FILTER When this terminal is connected
to Vcc1, the AGC gain is fixed.

VEE GND

VCC1

Outputs the voltage detected at

the AGC detector circuit for
47 AGC OUT luminance line.
The output voltage goes “High”
at high-gain.

VEE GND

VCC1
The DC voltage applied to this
terminal adjusts the frequency
characteristics of the luminance
48 PICTURE
line.
The outline is emphasized by
VEE GND
reducing the terminal voltage.

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CSC3100
Absolute Maximum Ratings Ta=25
Parameter Symbol Condition Rating Units
VCC1-GND 7 V
Supply voltage VCC2-VEE 17 V
VEE-GND -10 V
Power dissipation PD Ta 25 560 mW
Derating ratio Ta 25 4.5 mW/
Operating temperature range Topr -30~85
Storage temperature range Tstg -55~50
Each adjust pin voltage VIN VCC1 V
SYNC OUT output withstand
VSD VEE+17 V
voltage
Video input pin signal voltage VVDIN 3 Vp-p
External input pin signal
EXTIN VCC1 V
voltage
FRP input pin signal voltage FRPIN VCC1 V
SYNC IN input pin signal
SYNCIN VCC1 V
voltage

Operating supply voltage ranges

Parameter Symbol Rating Units
VCC1-GND 4.25~5.25 V
Operating supply VCC2-GND 4.25~16 V
voltage range VEE-GND -8.75~0 V
VCC2-VEE 11.25~16 V

Recommended operating conditions

Parameter Symbol Condition Rating Units
COMPOSITE VIDEO
VVDIN Pedestal-white 0.7 Vp-p
IN input signal voltage
LUMINANCE IN input
YIN Pedestal-white 0.7 Vp-p
signal voltage
CHROMINANCE IN Amplitude of
CIN 0.3 Vp-p
input signal voltage burst signal
Adjust terminal input
VIS 0~3.0 V
voltage
External input pin
EXTIN Pedestal-white 0.7 Vp-p
signal voltage
Sampling pulse voltage VSN 3.0~VCC1 V

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CSC3100
Electrical characteristics
DC characteristics
Unless otherwise specified, VCC1 = 4.5V,VCC2 =12V,VEE = GND, Ta=25 ,SW5 a,SW8 a.SW10
OFF SW20 OFF SW22 OFF,SW24 OFF, SW26 b,SW27 OFF,SW28 OFF,SW31 OFF,
SW33 b,SW34 b,SW35 b,SW38 a,SW46 OFF; V6=2.6V,V7=0V, V9=3.0V,V12=4.5V,
V13=1.5V,V26=0V,V30=3.0V, V32=2.1V, V33=0V, V34=0V,V35=0V,V42=1.5V,V48=1.5V)
SG11 applied to (C) and SG7b (4.5Vp-p) applied to (D).
Parameter Symbol Condition MIN. TYP. MAX. Units
Current dissipation (pin 43) ICC1 25 35 mA
Current dissipation (pin 25) ICC2 3.0 4.3 mA
Current dissipation (pin 43)
ICC1 27 37 mA
operation in S/H circuit
TRAP output impedance Z1 1.0 K
VIDEO IN input impedance Z3 12 K
C IN input impedance Z5 3.6 K
RGB AMPLITUDE input
Z10 53 K
impedance
SUB BRIGHT R input impedance Z27 153 K
SUB BRIGHT B input impedance Z28 153 K
GAMMA 2 input impedance Z31 53 K
C IN input current I5 V5=GND 4.0 6.0 A
COLOR input current I6 V6=GND -0.3 -1.0 A
SW input current I7 V7=GND -0.3 -1.0 A
PEAK LIMITTER input current I9 V9=GND -0.3 -1.0 A
R-Y/B-Y PHASE input current H I12H V12=GND 0.2 0.1 A
R-Y/B-Y PHASE input current L I12L V12=GND -0.3 -1.0 A
TINT input current I13 V13=GND -0.3 -1.0 A
BLK input current I26 V26=GND -0.2 -1.0 A
FRP input current I29 V29=GND -0.2 -1.0 A
GAMMA 1 input current H I30H V30=4.5V 0.2 1.0 A
GAMMA 1 input current L I30L V30=GND -0.3 -1.0 A
BRIGHT input current I32 V32=2.5V 0.2 1.0 A
S/H PULSE R input current I33 V33=GND -0.5 -2.0 A
S/H PULSE G input current I34 V34=GND -0.5 -2.0 A
S/H PULSE B input current I35 V35=GND -0.5 -2.0 A
SYNC IN input current I36 V36=GND -0.2 -1.0 A
CONTRAST input current I42 V42=GND -0.2 -1.0 A
PICTURE input current T48 V48=GND -0.5 -2.0 A
TRAP terminal voltage V1 1.7 2.0 2.3 V
VIDEO IN terminal voltage V3 1.95 2.25 2.55 V

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CSC3100
Parameter Symbol Condition MIN. TYP. MAX. Units
C IN terminal voltage V5 2.2 2.5 2.8 V
RGB AMPLITUDE terminal
V10 V10=OPEN 0.4 0.7 1.0 V
voltage
VCO IN terminal voltage V14 3.6 3.9 4.2 V
VCO OUT terminal voltage V16 2.4 2.7 3.0 V
SUB BRIGHT R terminal voltage V27 V27=OPEN 1.2 1.5 1.8 V
SUB BRIGHT B terminal voltage V28 V28=OPEN 1.2 1.5 1.8 V
GAMMA 2 terminal voltage V31 V31=OPEN 1.2 1.5 1.8 V
SYNC SEP terminal voltage V38 1.4 1.8 2.2 V
F ADJ terminal voltage V44 0.9 1.2 1.5 V
AC characteristics
Unless otherwise specified:VCC1=4.5V,VCC2=12V,VEE=GND, Ta=25 ,SW5 a,SW7 b ,SW8 a.SW10
OFF,SW20 OFF,SW22 OFF,SW24 OFF, SW26 b,SW27 OFF,SW28 OFF,SW31
OFF,SW33 b,SW34 b,SW35 b,SW38 a,SW46 OFF;V5=0V,V6=1.5V,V7=0V,V9=3.0V,V12=4.5V,
V13=1.5V, V26=0V,V30=4.5V,V32=2.1V,V33=0V,V34=0V,V35=0V,V42=3.0V,V46=4.5V,V48=2.5V
SG11 applied to (C) and SG7b (4.5VP-P) applied to (D).
Parameter Symbol Conditions MIN TYP MAX Units
Video Part:
With V42=0V and SG8 (-17dB) applied
Luminance maximum to (A).Measures the ratio of the output
Gmax1 32 35 38 dB
gain (1) AGC ON amplitude (black-white) to the input
amplitude on TP22.
With V42=0V, SW46 ON, V46=4.5V
and SG8 (-17dB) applied to
Luminance maximum
Gmax2 (A).Measure the ratio of the output 27 30 33 dB
gain (2) (AGC OFF)
amplitude (black-white) to the input
amplitude on TP22.
Measure the DC voltage on TP46 that
AGC ON-OFF
VthAGC causes TP22 to change from Luminance 3.7 4.0 4.2 V
switch voltage
maximum gain to Gmax2.
With SW46 OFF, SG1 (0dB) applied to
Va1 (A),and APL =50%, adjust V42 so that 4.5 5.5 6.5
the amplitude (black-3rd level) of the
AGC amplitude output on TP22 is 4V. Observe the
Vp-p
characteristics waveform on TP22 as APL is changed to
Va2 10% and 90%. The amplitude (Black-3rd 2.1 2.6 3.1
level) at these APL shall be Va1 and Va2
respectively.

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CSC3100
Parameter Symbol Conditions MIN TYP MAX Units

Vad1 With SW46 OFF, SG1 (0dB) applied to 2.2 2.7 3.2
AGC detection (A),when APL is changed to 10%,50%
Vad2 1.0 1.5 2.0 V
output voltage and 90%, the voltages on TP47 shall be
Vad3 Vad1,Vad2 and Vad3 respectively. 0.2 0.4 0.7

With SW5 b and SG2 (100kHz)

applied to (A),adjust V42 so that the
Gp1 amplitude of the 100kHz component on 3.0 7.0 dB
Image quality adjust TP22 is 1VP-P.
Variable range With SG2 (f=1.6MHz) applied,
(composite signal observe the difference of the amplitude
input, NTSC) on TP22 as V48 is changed to 0V and 3V.
Gp2 The amplitude difference at these two -2.0 1.0 dB
V48 voltages shall be Gp1 and Gp2,
respectively
With SW5 b,V12=1.5V and SG2
(100kHz) applied to (A),adjust V42 so
Gp3 that the amplitude of the 100kHz 3.0 7.0
component on TP22 is 1VP-P.
Image quality adjust
With SG2 (f=1.6MHz) applied,
Variable range
observe the difference of the dB
(composite signal
amplitude on TP22 as V48 is changed
input, PAL)
to 0V and 3V.
Gp4 The amplitude difference at these two V48 -2.0 1.0
Voltages shall be Gp3 and Gp4,
respectively.
With SG2 (100kHz) applied to (A),
adjust V42 so that the amplitude of the
Gp5 100kHz component on TP22 is 1VP-P. 7.0 11.0
Image quality adjust With SG2 (f=2.0MHz) applied,
variable range observe the difference of the amplitude on dB
(Y/C input) TP22 as V48 is changed to 0V and 3V.
The amplitude difference at these two V48
Gp6 voltages shall be Gp5 and Gp6, 0 3.0
respectively.

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CSC3100
Parameter Symbol Conditions MIN TYP MAX Units
With SG3 (f=100KHz, 0dB) applied
to (A),observe the waveform on TP1, the
amplitude of the 100kHz component
Trap attenuation Gtf of the signal shall be v0.Then,apply SG3
-30 -47 dB
(NTSC) (NT) (f=3.58MHz,0dB),the amplitude of
the 3.58MHz component on TP1 shall be
v1.
Gtf =20log (v1/v0)
With V12=1.5V, and SG3 (f=100KHz,0dB)
applied to (A),observe the waveform on
TP1,the amplitude of the 100kHz
Trap attenuation Gtf component of the signal shall be v0.Then,
-30 -47 dB
(PAL (PAL) apply SG3 (f=4.43MHz,0dB), the
amplitude of the 4.43MHz component on
shall be v1.
Gtf =20log (v1/v0)
With SG1(APL10%,0dB), applied to
(A),measure the amplitude (black-black)
on TP22.Let the measured amplitude
be V1.
DC reproduction ratio K Then with SG1 (APL90%,0dB) applied to 95 %
(A),measure the amplitude
(black-black) on TP22.Let the measured
amplitude be V2.
K= (V1-|V1-V2|)/v1) 100
Chroma part:
With SW5 b and SG5 (0dB,+6dB,-25
dB,burst/chroma phase=180 ) applied to
GA1 (A),measure the amplitude of waveform 0 2.0
ACC characteristics
on TP24 at 0dB , +6dB and –25dB.Let the
(composite input, dB
measured amplitude for each input be
NTSC)
v0,v1 and v2.
GA2 GA1=20 log(v1/v0) -12 -4.0
GA2=20 log(v2/v0)

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CSC3100
Parameter Symbol Conditions MIN TYP MAX Units
With SG5 (0dB,+6dB,-25dB,burst/chroma
phase=180 ) applied to (B),measure the
GA3 0 2.0
ACC characteristics amplitude of waveform on TP24 at 0dB ,
(Y/C signal input, +6dB and –25dB.Let the measured dB
NTSC) amplitude for each input be v0, v1 and v2.
GA4 GA3=20 log(v1/v0) -5.0 0
GA4=20 log(v2/v0)
With SW5 b,V12=1.5V and SG5
(0dB,+6dB,-25dB,burst/chroma
GA5 0 2.0
phase= 135 ) applied to (A),measure the
ACC characteristics
amplitude of waveform on TP24 at 0 dB ,
(composite signal dB
+6dB and –25dB.Let the measured
input, PAL)
amplitude for each input be v0,v1 and v2.
GA6 -10 -3.0
GA5=20 log(v1/v0)
GA6=20 log(v2/v0)
With V12=1.5V and SG5
(0dB,+6dB,-25dB,burst/chroma
GA7 0 2.0
phase= 135 ) applied to (B),measure
ACC characteristics
the amplitude of waveform on TP24 at 0
(Y/C signal input, dB
dB , +6dB and –25dB.Let the measured
PAL)
amplitude for each input be v0,v1 and v2.
GA8 -5.0 0
GA7=20 log(v1/v0)
GA8=20 log(v2/v0)
With SG5 (0dB, burst/chroma phase=180
GC1 ) applied to (B),allowV6 to change to -30 -20
0V,1.5V then 3V to measure the amplitude
Color control gain
on TP24. Let these amplitudes be V1,V0 dB
variable range
and V2, respectively.
GC2 GC1=20 log(V1/V0) 4.0 6.0
GC2=20 log(V2/V0)
With SG5 (0dB) applied to (B),allow the
frequency of the burst signal to change to
APC capture measure the input frequency at which the +1500
fA1 Hz
range (NTSC) voltage on TP8 drops below 2V.Work out 500 -800
the difference by subtracting the measured
frequency from 3.579545MHz.

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CSC3100
Parameter Symbol Conditions MIN TYP MAX Units
With V12=1.5V and SG5 (0dB) applied to
(B), allow the frequency of the burst
signal to change to measure the input
APC capture frequency at which the voltage on TP8 +1300
fA2 Hz
range (PAL) drops below 2V.Work out the difference 500 -1700
by subtracting the measured frequency
from
4.433619MHz.
With SG5 (variable amplitude,
burst/chroma phase=180 ) applied to
Killer operating (B),observe the waveform on TP24 as
Vbk1 -46 -40 dB
input level (NTSC) decreasing the input amplitude until the
killer turns on. Measure the input
attenuation.
With V12=1.5V and SG5 (variable
amplitude, burst/chroma phase= 135 )
Killer operating applied to (B),observe the waveform on
Vbk2 -43 -37 dB
input level PAL TP24 as decreasing the input amplitude
until the killer turns on. Measure the input
attenuation.
With SW8 b and SG5 (burst/chroma
Killer color phase =180 ) applied to (B),measure the mV
Vbs1 50 100
ghost (NTSC) amplitude of the color different output on p-p
TP24.
With SW8 b,V12=1.5V, and
Killer color SG5(burst/chroma phase = 135 ) mV
Vbs2 90 180
ghost PAL applied to (B),measure the amplitude of p-p
the color different output on TP24.
With SG5 (0dB) applied to (B), allow the
chroma phase to change.
(R-Y)/ Let the amplitude causing the maximum 0.46 0.56 0.66
(B-Y) amplitude on TP20 be VR.
Demoduiation Let the amplitude causing the maximum
output ratio (NTSC) amplitude on TP22 be VG.
Let the amplitude causing the maximum
(G-Y)/ amplitude on TP24 be VB. 0.26 0.34 0.42
(B-Y) (R-Y)/(B-Y)=VR/VB
(G-Y)/(B-Y)=VG/VB

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Parameter Symbol Conditions MIN TYP MAX Units
With V12=1.5V and SG5 (0dB) applied to
(B), allow the chroma phase to change.
(R-Y)/ Let the amplitude causing the maximum 0.44 0.54 0.64
(B-Y) amplitude on TP20 be VR.
Demoduiation Let the amplitude causing the maximum
output ratio (PAL) amplitude on TP22 be VG.
Let the amplitude causing the maximum
(G-Y)/ amplitude on TP24 be VB. 0.26 0.34 0.42
(B-Y) (R-Y)/(B-Y)=VR/VB
(G-Y)/(B-Y)=VG/VB
With SG5 (0dB) applied to (B), allow the
chroma phase to change.
RB Let the angle causing the maximum 80 90 100
Demodulation amplitude on TP20 be R.
relative phase Let the angle causing the maximum deg.
(NTSC) amplitude on TP22 be G.
GB Let the angle causing the maximum 225 235 245
amplitude on TP24 be B.
RB= R- B, GB= G- B
With V12=1.5V and SG5 (0dB) applied to
(B), allow the chroma phase to change.
RB Let the angle the causing maximum 80 90 100
amplitude on TP20 be R.
Demodulation
Let the angle the causing maximum deg.
relative phase(PAL)
amplitude on TP22 be G.
GB Let the angle the causing maximum 220 230 245
amplitude on TP24 be B.
RB= R- B, GB= G- B
With (C) = OPEN and
SG5 (burst/chroma phase =180 )
applied to (B),adjust the chroma phase so
Demodulation that the amplitude on TP24 is at its
VCAR
output residual maximum. Observe TP24 with a spectrum -60 -40 dB
(N)
carrier (NTSC) analyzer to measure the ratio of V1 to V0,
where V1 is the 7.15909MHz component,
V0 being the 15.734kHz component.
vCAR1=20 log(V1/V0)

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Parameter Symbol Conditions MIN TYP MAX Units
With V12=1.5V, (C) = OPEN and
SG5 (0dB, burst/chroma phase 135 )
applied to (B),adjust the chroma phase so
that the amplitude on TP24 is at its
Demodulation
VCAR maximum. Observe TP24 with a spectrum
output residual -65 -45 dB
(P) analyzer to measure the ratio of V1 to V0,
carrier(PAL)
where V1 is the 8.867238MHz
component, V0 being the 15.625kHz
component.
vCAR2=20 log (V1/V0)
With SG5 (0dB) applied to (B), allow
the chroma phase to change.
Let the angle causing the maximum
+ 30 40
amplitude on TP24 be 1 in the case of
V13=0V.
Let the angle causing the maximum
TINT variable range deg.
amplitude on TP24 be 2 in the case of
V13=1.5V.
Let the angle causing the maximum
- -30 -40
amplitude on TP24 be 3 in the case of
V13=3.0V.
+= 1- 2 -= 3- 2
With SW5 b and SG5(0dB,burst/chroma
phase =180 ) applied to (A),increase V5
Composite Y/C
from oV until the signal from TP24
input switching VthCY 1.3 1.5 1.7 V
disappears.
voltage
Measure the voltage on V5 that causes the
signal to disappear.
With SW5 b and SG5(0dB,burst/chroma
Phase = 135 ) applied to (A),decrease
Y/C composite
V5 from 0V until the signal from TP24
input switching VthYC 0.7 0.9 1.1 V
appears.
voltage
Measure the voltage on V5 that causes the
signal to appear.
With SG5 (0dB,burst/chroma phase
=180 ) applied to (B),decrease V12 until
NTSC PAL VthNP the signal from TP24 disappears. 3.4 3.7 4.0 V
Measure the voltage on V12 that causes
the signal to disappear.

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CSC3100
Interface part
Paramrter Symbol Conditions MIN TYP MAX Units
With SG8 (-14dB) applied to (A),observe
the waveform on TP22 as V42 is changed
Contrast adjust gain to 0V then 3V. The amplitude between the
Gct -15 -11 dB
variable range black level and the white level at these
voltages shall be v1 and v2, respectively.
Gct=20 log(v1/v2)
With no input to (A) and (B). V32=1.8V.
Brightness adjust
Vb1 Measure the amplitudes (black-black) on 9.0 Vp-p
variable range
TP20,TP22 and TP24.
With no input to (A) and (B). V32=2.8V.
Brightness adjust
Vb2 Measure the amplitudes (black-black) on 1.0 Vp-p
variable range
TP20,TP22 and TP24.
With no input to (A) and (B). V32=2.3V.
V27=0V and 3V, V28=0V and 3V
Sub-brightness
measure the amplitudes difference
adjust variable Vsb 1.0 2.3 V
(black-black) on TP20 and TP24 between
range
SW27 OFF, SW28 OFF and SW27
ON SW28 ON.
With no input to (A) and (B), adjust V32
RGB output DC to set the amplitude on TP22 to 9Vp-p
VRGB 5.8 6.0 6.2 V
voltage (black-black) and measure the DC voltage
on TP20, TP22 and TP24.
With no input to (A) and (B), measure the
RGB output black black level voltage difference between
level voltage VBL maximum and minimum black level 300 mV
difference voltage on TP20, TP22 and TP24 in invert
mode and non invert mode.
With V42=1.5V and SG8 (-11dB) applied
Gain difference
to (A) measure the amplitude
between invert and Ginv 0.3 0.6 dB
(black-white) difference invert and
non-invert
non-invert on TP20,TP22 and TP24.
With V42=1.5V and SG8 (-11dB) applied
to (A) measure the amplitude differences
Gain difference
GRGB (white-black) between maximum and 0.3 0.6 dB
among RGB
minimum level on TP20,TP22 and TP24
in non invert mode.

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Parameter Symbol Conditions MIN. TYP. MAX Units
With V42=1.5V and SG8(-11dB) applied
to (A) increase the voltage on (C) from
FRP pin threshold
VthFRP 0V until the signals from TP20, TP22 and 1.3 1.6 1.9 V
voltage
TP24 are inverted. Measure the voltage
on (C) that inverts these signals.
With V30=1.5V,SW31 ON,V31=1.5V,
V42=0V CONTRAST set Maximum
G 1 32 35 38
and SG9 applied to (A), measure the gain
each specific point on the output
waveform of TP20,TP22 and TP24.

Gamma correction G 2 17 21 25
dB
characteristics

G 3 32 35 38

With V42=0V and SG9 applied to

(A).Then V9=0.5V and V9=3V,measure
VPEAK1 2.5 3.0 3.5
the amplitude difference (center
level-peak limitter level) on TP20,TP22
Peak limiter TP24.
V
characteristics
Vpeak2
VPEAK2 -4.8 -4.2 -3.6
Vpeak1 Center voltage

Peak Limittter level

With SG4 applied to (A),SW5 b SW20
tpLH1 ON,SW22 ON,SW24 ON. Adjust 450 660 870
Input-Output
V42 so that the amplitude (black-white)
propagation delay
of TP20,TP22 and TP24 are 5Vp-p and ns
time (composite
tpHL1 measure the propagation delay time of the 450 660 870
video signal input)
rising edge tpLH1, and that of the falling
edge tpHL1.

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CSC3100
Parameter Symbol Conditions MIN. TYP. MAX Units
With SG4 applied to (A),SW20 ON,
tpLH2 SW22 ON,SW24 ON. Adjust V42 so 300 500 700
Input-Output that the amplitude (black-white) of
propagation delay TP20,TP22 and TP24 are 5Vp-p and ns
time (Y/C input) tpHL2 measure the propagation delay time of the 300 500 700
rising edge tpLH2, and that of the falling
edge tpHL2.
With SW20 ON,SW22 ON,SW24
tpLH3 ON V7=3.0V and SG4 applied to (F), 30 80 130
EXT-Output (G) (H). Adjust V42 so that the amplitude
Propagation delay (black-white) of TP20,TP22 and TP24 ns
time are 5Vp-p and measure the propagation
tpHL3 60 120 180
delay time of the rising edge tpLH3, and
that of the falling edge tpHL3.
With SW20 ON,SW22 ON,SW24
tTLH ON,V7=3.0V and SG10 applied to (F), 40 90 160
RGB output (G), (H). Adjust V42 so that the amplitude
Rise time, Fall time (black-white) of TP20, TP22 and TP24are ns
(External input) 5Vp-p and measure the propagation delay
tTHL 60 110 180
time of the rising edge tTLH, and that of
the falling edge tTHL.
With SW46 ON, SW20 ON,SW22
f1 4.5 7.0
ON,SW24 ON, SG2(100KHz) applied
to (A), measure the frequency f1 when the
Frequency f2 amplitude of the output TP20, TP22 and 3.5 5.0
MHz
characteristics TP24 decreases 3 dB lower than that of
100kHz at V48=0V, f2 at V48=3V.
f3 With V7=V3, SG2 applied to (F), (G) and 2.5 3.7
(H), measure the frequency f3 similarly.
With no input to (A) and (B). Measure the
RGB output
amplitude differences (black-black) on
amplitude adjust VRGB 4.0 5.1 V
TP20, TP22 and TP24 between SW10
variable range
OFF and SW10 ON, V10=3V.
With SG8(-11dB) applied to (A), increase
V26 from 0V until the signal of TP24
BLK threshold
VthBLK disappears. Measure the voltage on V26 1.2 1.5 1.9 V
voltage
that causes the signal to start
disappearing.

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CSC3100
Parameter Symbol Conditions MIN. TYP. MAX Units
With V7=3.0V,
(K)= “Low”,(L)=“Hi”, SG12a applied to
ELSHR (J), SG12b applied to (H). 90 100
Define, adjust amplitude on SG12b to
0.2Vp-p and 0.7Vp-p, measure the
amplitude on TP20 as v1 and v2.
Then (J)= “Hi”,(L)= “Low”, SG12a
ELSHG applied to (K), SG12b applied to (G). 90 100
Define, adjust amplitude on SG12b to
S/H linear error 0.2Vp-p and 0.7Vp-p, measure the %
amplitude on TP22 as v3 and v4.
Then (J)= “Hi”,(K)= “Low”, SG12a
applied to (L), SG12b applied to (F).
Define, adjust amplitude on SG12b to
ELSHB 0.2Vp-p and 0.7Vp-p, measure the 90 100
amplitude on TP24 as v5 and v6.
ELSHR=(0.2v2/0.7v1) 100
ELSHG=(0.2v4/0.7v3) 100
ELSHB=(0.2v6/0.7v5) 100
With no input to (A),SG10 applied to
tpLH4 (M), SG4 applied to (F), (G) and (H), 60 120 180
SW7 a, SW20 ON,SW22 ON,SW24
SW propagation ON.
ns
delay time Adjust V42 so that the amplitude
tpHL4 (black-white) of TP20, TP22 and TP24 70 130 190
are 5Vp-p and measure the waveform of
TP20, TP22 and TP24.
With V32=2.5V, SG10 applied to (I),
tpLH5 SW26 a, SW20 ON SW22 70 150 210
ON,SW24 ON.
BLK propagation
Adjust V42 so that the amplitude ns
delay time
tpHL5 (black-white) of TP20, TP22 and TP24 140 210 290
are 5Vp-p and measure the waveform of
TP20, TP22 and TP24.
With SW7 a, SG8 applied to (F),
Increase V7 from 0V until the signal
SW switching
Vthsw onTP24 appears. 0.6 0.8 1.0 V
voltage
Measure the voltage on V7 that cause
the signal to start appearing.

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CSC3100
Parameter Symbol Conditions MIN. TYP. MAX Units
With SW7 a,V42=0V, SG8(-14dB)
Input-Output applied to (F), (G) and (H).
maximum gain Gext Measure the ratio of the output amplitude 27 30 33 dB
(External input) (white-black) on TP20, TP22 and TP24 to
the input amplitude.
With SW5 b, SW7 a, SW46 ON,
SG8 applied to (F), (G) and (H).
Inside-Outside
Measure the amplitude (white-black)
Voltage gain GIN/EXT -2.0 2.0 dB
difference between output amplitude
difference
and with SG8 applied to (A), output
amplitude on TP20, TP22 andTP24.
Sync part
Parameter Symbol Conditions MIN. TYP. MAX Units
Allow the current to flow out of (E), and
Sync separator
measure the input current that causes
input sensitivity Iis 22 30 A
TP37 to go from “Low”( GND) to
current
“High” ( VCC).
Sync separator
output ON-start Von Measure the output voltage on TP37. 0.2 0.5 V
voltage
Increase the amplitude of SG7b from 0V
External sync input
Veth and measure the amplitude of SG7b that 1.2 1.5 1.8 V
threshold voltage
causes the clamp circuit to start operating.
With SG7a applied to (A), measure the
H filter output gain Ghf 3.5 4.5 6.5 dB
amplitude on TP2.
With SG7a applied to (A), measure the
H filter output tpLH(HF) 500 900 1300
Propagation delay time to TP2.
propagation delay ns
rise time tpLH(HF)
time tpHL(HF) 300 500 800
fall time tpHL(HF)
TpLH With SW38 b,SG7a(0.15Vp-p) applied
0.6 1.0 1.6
Sync separator (sync) to (A), measure the propagation delay
output propagation time to TP37. s
TpHL
delay time rise time tpLH(sy) 0.3 0.7 1.1
(sync)
fall time tpHL(sy)

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CSC3100
Test circuit

*1. 1K (NTSC), SHORT (PAL)

*2. Resistance Variability 2%, Temperature Characteristics 200ppm/
*3. DAISHINKU CORPORATION AT-49
Frequency: 3.579545MHz (NTSC mode)
4.433619 MHz (PAL mode)
Load Capacitance 16pF
Frequency Tolerance 30ppm
Temperature Characteristics 30ppm
*4. TDK NLT 4532-S3R6B (NTSC mode)
NLT 4532-S4R4 (PAL mode)

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Application circuit example
PAL/VCC2=12V,VEE =GND

* In the case of composite video signal input mode, connect C IN to GND and input signal to VIDEO
IN.
* In the case of Y-C input mode, input luminance signal to VIDEO IN, and chrominance signal to C IN.
In this case , TRAP connected to Pin 1 is not necessary.
1 Use caramic capacitance as decoupling capacitance for a voltage source, and connect it close to the
Pin of the IC.
2 Resistance variability: 2%
Temperature characteristics: 200ppm/
3 Daishinku Corporation AT-49
Frequency: 4.433619MHz
Load capacitance 16pF Frequency Tolerance 30ppm
Temperature Characteristics 30ppm

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PAL/VCC2=4.5V,VEE =-7.5V

* In the case of composite video signal input mode, connect C IN to GND and input signal to VIDEO
IN.
* In the case of Y-C input mode, input luminance signal to VIDEO IN, and chrominance signal to C IN.
In this case , TRAP connected to Pin 1 is not necessary.
1 Use caramic capacitance as decoupling capacitance for a voltage source, and connect it close to the
Pin of the IC.
2 Resistance variability: 2%
Temperature characteristics: 200ppm/
3 Daishinku Corporation AT-49
Frequency: 4.433619MHz
Load capacitance 16pF Frequency Tolerance 30ppm
Temperature Characteristics 30ppm

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CSC3100
NTSC/Vcc2=12V,VEE =GND

* In the case of composite video signal input mode, connect C IN to GND and input signal to VIDEO
IN.
* In the case of Y-C input mode, input luminance signal to VIDEO IN, and chrominance signal to C IN.
In this case , TRAP connected to Pin 1 is not necessary.
1 Use caramic capacitance as decoupling capacitance for a voltage source, and connect it close to the
Pin of the IC.
2 Resistance variability: 2%
Temperature characteristics: 200ppm/
3 Daishinku Corporation AT-49
Frequency: 3.579545MHz
Load capacitance 16pF Frequency Tolerance 30ppm
Temperature Characteristics 30ppm

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CSC3100
NTSC/Vcc2=4.5V,VEE =-7.5V

* In the case of composite video signal input mode, connect C IN to GND and input signal to VIDEO
IN.
* In the case of Y-C input mode, input luminance signal to VIDEO IN, and chrominance signal to C IN.
In this case , TRAP connected to Pin 1 is not necessary.
1 Use caramic capacitance as decoupling capacitance for a voltage source, and connect it close to the
Pin of the IC.
2 Resistance variability: 2%
Temperature characteristics: 200ppm/
3 Daishinku Corporation AT-49
Frequency: 3.579545MHz
Load capacitance 16pF Frequency Tolerance 30ppm
Temperature Characteristics 30ppm

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