ECM1604C

Outline Dimension

1 14 15 16

Feature Mechanical Data

1. 5X8 dots with cursor Item Standard Unit
2. Built-in controller (SPLC780D or Equivalent) Module dimension 87.0x60.0 mm
3. +5V power supply(Also available for +3.0V) Viewing area 61.8x25.2 mm
4. 1/16 duty cycle
Dot size 0.55x0.55 mm
5. BKL to be driven by pin1,pin2,or pin15,pin16,or A,K
6. N.V.optional Character size 2.95x4.75 mm

Interface pin connections Absolute Maximum Rating

Standard
PIN NO Symbol Function Item Symbol Unit
Min Typ Max

1 VSS GND Power supply VDD-VSS -0.3 -------- 5.5

V
Input voltage VI -0.3 -------- VDD
2 VDD +5V
Electronical characteristics
3 V0 Contrast adjustment
Standard
Item Symbol Condition Unit
4 RS H/L Register select signal Min Typ Max
+5V 4.7 5.0 5.5 V
5 R/W H/L Read/Write signal Input voltage VDD
+3.3V 2.7 3.0 5.3 V
6 E H/L Enable signal Supply current IDD VDD=5V ------ 3 5 mA

H/L Data bus line -20ºC ------ ------ ------

7 DB0 Recommended
LCD driving voltage 0 ºC 4.7 5.0 5.5
8 DB1 H/L Data bus line VDD-V0
for normal temp 25ºC 4.3 4.5 4.7 V
version module
9 DB2 H/L Data bus line 50ºC 4.1 4.3 4.5
70ºC ------ ------- ------
10 DB3 H/L Data bus line
LED forward voltage VF 25ºC ------ 4.2 4.6 V
11 DB4 H/L Data bus line LED forward current IF 25ºC ------ 220 ----- mA

H/L Data bus line EL power supply VEL=110V

12 DB5 current
IEL AC 400Hz ----- ------- ------ mA

13 DB6 H/L Data bus line

Display character address code:
14 DB7 H/L Data bus line Display position
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
+4.2V for BKL DDRAM address 00 01 02 --- --- --- --- --- 0FH
15 A
DDRAM address 40 41 42 --- --- --- --- --- 4FH
Power supply for BKL(0V) DDRAM address 10 11 12 --- --- --- --- --- 1FH
16 K DDRAM address 50 51 52 --- --- --- --- --- 5FH