BG12864E

Feature

Mechanical Data

Item

Module Dimension

Viewing Area

Dot Size

Dot Pitch

Standard Value Unit

Pin Assignment

Pin

Symbol

Function

1

2

3

4~11

12

13

14

Power supply (+5V)

Power supply(GND)

Contrast adjustment

Data bus line

Chip select IC1

Chip select IC2

Vdd

GND

Vo

DB0~7

/CS1

/CS2

/RST

mm

mm

mm

mm

75.0 x 52.7

60.0 x 32.6

0.39 x 0.39

0.43 x 0.43

Dimension

BO LYM IN

1. COB with metal frame

2. Built-in controller KS0107/0108

3. +5V single power supply, with built-in negative voltage

4. 1/64 duty cycle

5. LED B/L pins:19/20, or A/K, or 1/2

6. Option: LED edge B/L, EL B/L

7. Option: +3V single power supply

8. Option: negative voltage (built-in, external)

15

16

Data / instruction

R/W

D/I

17

18

Enable signal

Negative voltage output

E

Vee

Reset signal

Data read/write

19

20

Power supply for B/L (+)

Power supply for B/L (GND)

A

K

Input Voltage

Supply Current

LCD Driving

Voltage

LED Forward

Voltage

LED Forward

Current

Vdd

Idd

Vdd-Vo

Vf

If

Vdd = +5V

Vdd = +5V

25 C

5.0

4.0

8.5

3.9

100

V

mA

V

V

mA

Typical

Value

Electronic Characteristics

o

25 C

o

25 C

o

Item

Symbol Condition

Unit

EL Power

Voltage

Vel

Vel=110Vac/400Hz

V

0 39

0.43

0.0

55.0(AA

A )

5

60.0(VA)

70.6

1 5

70.0

75.0

13.37

P2.54*19=48.26

20-Ø1.0PTH

20-Ø1.8PAD

37.5

2-Ø2.5

25

4.9

1.0

8.4

A

A

DOT SIZE

SCALE 10/1

LED, EL or NO B/L

128*64 Dots