Rainbow Electronics BG12864D User Manual
Bo lym in, Electronic characteristics, 25 c

BG12864D
Feature
Mechanical Data
Item
Module Dimension
Viewing Area
Dot Size
Dot Pitch
Standard Value Unit
Pin Assignment
Pin Symbol Function
1
2
3
4
5
6
7
Frame ground /
Negative voltage output
Power supply(GND)
Power supply(+5V)
Contrast Adjustment
Data write
Data read
FG/Vee
Vss
Vdd
Vo
/WR
/RD
/CE
mm
mm
mm
mm
78.0 x 70.0
62.0 x 44.0
0.40 x 0.56
0.44 x 0.60
Dimension
BO LYM IN
1. SMT with metal frame
2. Built-in controller T6963C
3. +5V single power supply, with built-in negative voltage
4. 1/64 duty cycle
5. Option: Temperature compensation
6. Option: LED array/edge B/L, EL B/L
8
9
Controller reset
C/D
/RST
10~17
18
Data bus line
Font select(H: 6x8, L:8x8)
DB0~7
FS
Chip enable
Command/data
19
20
Power supply for B/L (GND)
Power supply for B/L (+)
K
A
Input Voltage
Supply Current
LCD Driving
Voltage
LED Forward
Voltage
LED Forward
Current
EL Power
Supply
Current
Vdd
Idd
Vdd-Vo
Vf
If
Vel
Vdd = +5V
Vdd = +5V
25 C
Vel=110
Vac/400Hz
5.0
9.7
9
4.2
360
5.0
V
mA
V
V
mA
mA
Typical
Value
Electronic Characteristics
o
25 C
o
25 C
o
Item Symbol Condition
Unit
0.44
0.
56
0.
6
128X644 Dots
10
56.28(AA
A )
62.0(VA)
1
P2.54*19=48.26
20-Ø1.0 PTH
20-Ø2.0 PAD
72.2
38
.3
6(
A
A
AA
)
13
.0
44
.0
(V
A
)
7.
4
55
.2
70
.0
±
0.
5
78.0
±
0.5
68.0
5.0
28
.0
1
2.
54
6
K
1.6
2.0
4-Ø2.5 PTH
4--Ø1..0 PTH
DOT SIZE
SCALE 10/1
13.8 (LED B/L)
9.2 (EL or No B/L)
9.7 (LED B/L)
5.1 (EL or No B/L)