Rainbow Electronics BG240128B - Manual

BG240128B
3
Feature
Mechanical Data
Item
Module Dimension
Viewing Area
Dot Size
Dot Pitch
Standard Value Unit
mm
mm
mm
mm
144.0 x 104.0
114.0 x 64.0
0.43 x 0.43
0.45 x 0.45
Dimension
BO LYMIN
1. SMT PCB with metal frame
2. Built-in controllerLC7981(=HD 61830)
3. 1/128 duty cycle
4. +5V power supply
5. Option: negative voltage
6. Option: LED, EL B/L, CCFL
Input Voltage
Supply Current
LCD Driving
Voltage
LED Forward
Voltage
Current
Vdd
Idd
Vdd-Vo
Vf
If
Vdd = +5V
Vdd = +5V
25 C
5.0
50.0
19.1
4.2
900
V
mA
V
V
mA
Typical
Value
Electronic Characteristics
o
25 C
o
25 C
o
Item Symbol Condition
Unit
Pin Assignment
Pin Symbol Function
1
2
3
4
5
6
7~14
Power supply (GND)
Power supply(+5V)
Contrast adjustment
Data/Instruction select
Read/Write select
Enable signal
Vss
Vdd
Vo
RS
R/W
E
DB0~7
15
16
Reset signal
/CS
/RST
17
18 Negative voltage output -15V
Power supply for B/L (+)
Vee
A
Data bus line
Chip select
19 Power supply for B/L (GND) K
20 NC
LED Forward
0.43
0.45
0.
43
0.
45
20
.2
1
57
.5
8(
A
A
AA
)
10
4.
0
±
0.
5
144.0 ± 0.5
240*1288 DOTS
15 0
107.98(AA A A )
114.0(VA)
13.74
3.0
8.0 128.0
17
.0
64
.0
(V
A
)
74
.0
12
.0
8.0
4-Ø 3.5 PTH
4-Ø 7.0 PAD
20-Ø 1.0 PTH
20-Ø 2.0 PAD
152.0 ± 0.5
125.0 ± 10
97
.0
3.
5
CCFL N)
D
S
14.3(LED or CCFL B/L)
10.3(EL or No B/L)
ED or CCFL B/L)
(EL or No B/L)