BO LYMIN
BG12232B
Feature
1. COB with metal frame
2. No built-in oscillation, requiring external clock
3. Built-in controller SED1520Daa
4. 1/32 duty cycle
5. +3V~ +5V single power supply
5. requiring negative voltage for LCD driving
6. Option: FFC cable
7. Option: LED edge B/L, EL B/L
Mechanical Data
Item
Standard Value
Module Dimension
65.8 x 27.1
Viewing Area
60.5 x 18.5
Dot Size
0.4 x 0.45
0.44 x 0.49
Dot Pitch
Pin Assignment
Pin
Symbol
1
2
3
4
5
6
7
8~15
16
17
18
Unit
mm
mm
mm
mm
Electronic Characteristics
Function
H: Data L: Instruction
Ao
L: Enable chip2
CS2
L: Enable chip1
CS1
External clock input 2Khz
CL
RD for 80 series, E for 68 series
RD/ E
WR(R/W)
WR for 80 serial, R/W for 68 serial
Power supply GND
Vss
Data bus line
DB0 ~ 7
Power supply(+3V~+5V)
Vdd
H: 68 series, L: 80 series
RES
Contrast Adjustment
Vo
Symbol Condition
Typical
Unit
Value
Input Voltage
Vdd Vdd = +5V 5.0
V
Supply Current
Idd
Vdd = +5V 0.5 mA
LCD Driving
6.4
Vdd-Vo
V
25
o
C
Voltage
LED Forward
2.1
Vf
V
25
o
C
Voltage
LED Forward
If
mA
40
25
o
C
Current
EL Power
Vel
Vel=110Vac/400Hz
V
Voltage
Item
Dimension
65.8 0.3
65.1 0.3
W=0.5
18.0 0.5
18
P1.25x17=21.25
5 0.2
(V.A)
A
4
53.6
2.3
60.5 0.2
R1.5
5Max
0.3
.64
1
1.38
8.4 0.2
2
0.3
1.3
62.5 0.2
4-R1.0
4.7 0.3
8.2 0.2
0.49
0.45
A BLOCK
BOLYMIN [ BOLYMIN, INC ]
