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BO LYM I N
BG12864C
Feature
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 cvcle
5. Option: LED, EL B/L
Mechanical Data
Item
Module Dimension
Viewing Area
Dot Size
Dot Pitch
Standard Value Unit
80.0 x 70.0
72.0 x 40.0
0.48 x 0.48
0.52 x 0.52
mm
mm
mm
mm
Pin Assignment
Pin Symbol Function
1
2
3
4
5
6
7~14
15
16
17
18
19
20
Vss
Vdd
Vo
D/I
R/W
E
DB0~7
CS1
CS2
/RST
Vee
A
K
GND
Power supply (+5V)
Contrast adjustment
Data/instruction
Data read/write
H -->L Enable signal
Data bus line
Chip select for IC1
Chip select for IC2
Reset
Negative voltage output
Power supply for B/L (+)
Power supply for B/L (GND)
Dimension
3.5
6.24
9.9
15.0
18.38
±
80.0 0.5
72.0(VA)
66.52(AA)
Electronic Characteristics
Item Symbol Condition
Input Voltage
Supply Current
LCD Driving
Voltage
LED Forward
Voltage
LED Forward
Current
EL Power
Voltage
2.0
35.0
Vdd
Idd
Vdd-Vo
Vf
If
Vel
13.6[led]
9.7[EL/ref]
Vdd = +5V
Vdd = +5V
Vel=110Vac/400Hz
9.0[led] 5.1[EL/ref]
o
25 C
o
25 C
o
25 C
0.52
0.48
Typical
Value
5.0
9.7
9.1
4.2
330
Unit
V
mA
V
V
mA
V
±
70.0 0.5
50.2
40.0(VA)
33.24(AA)
2.5
15.37
20
39.5
P2.54*19=48.26
20-Ø1.0 PTH
1.8
74.0
66.0
0.48
0.52
DOT SIZE
1
1.6
2.5
4-Ø2.5 PTH
-Ø4.0 PA
4
D
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