The tolerance unless classified 0.3mm
LCD option: STN, TN, FSTN
Backlight Option: LED,EL Backlight feature, other Specs not available on catalog is under request.
OUTLINE DIMENSION & BLOCK DIAGRAM
PG 12864-B
PG 12864-B
MECHANICAL SPECIFICATION
Overall Size
View Area
Dot Size
Dot Pitch
78.0 x 70.0
72.0 x 40.0
0.48 x 0.48
0.52 x 0.52
Module
W /O B/L
EL B/L
LED B/L
H2 / H1
5.1 / 9.7
/
Vdd+0.3
V
V
V
19.0
7.0
Item
Supply for logic voltage
LCD driving supply voltage
Input voltage
Vdd-Vss
Vdd-Vee
Vin
25
o
C
25
o
C
25
o
C
-0.3
-0.3
-0.3
Symbol
Condition
Min.
Max.
Units
ABSOLUTE MAXIMUM RATING
Item
LCD operation voltage
LCM current consumption (No B/L)
Backlight current consumption
Symbol
Min.
Condition
Vop
Idd
LED/edge VB/L=4.2V
LED/array
Top
-20
o
C
0
o
C
25
o
C
50
o
C
70
o
C
VB/L=4.2V
N
W
14.3
9.7
8.9
Vdd=5V
8.6
12
13.2
ELECTRICAL CHARACTERISTICS
Typical
N W
Max. Units
V
10.7
9.9
9.6
15.1
14
12.8
V
V
V
V
V
mA
mA
mA
N W
14.7
10.2
9.4
9.1
12.4
13.6
PIN ASSIGNMENT
Pin no.
Symbol
Function
1
2
3
4
5
6
7-14
15
16
17
18
19
20
Vss
Vdd
Vo
D/I
DB0~DB7
RST
Reset
A
K
Power supply(GND)
Power supply(+)
Contrast Adjust
Command / data input
Data read / write
Data bus line
Chip selection driver 2
Reset
Power supply for LED B/L (+)
2.5
8.9 / 13.5
300
CS2
R/W
Vout
Negative voultage output
Chip selection driver 1
CS1
E
Enable signal
Power supply voltage
Vdd-Vss
25
o
C
V
5
4.5
5.5
Power supply for LED B/L ( )
DB0~DB7
CS1
R/W
Vss
Vout
LCD
Sesment
DRIVER 1
LCD PANEL
COM 64
0.48
0.04
0
.
4
8
0
.
0
4
SEG 64
RST
E
LCD
Segment
DRIVER 2
Vdd
Vo
CS2
SEG 64
D /I
Common Driver
4
4
4
Voitage Genertor / Temperature Compensation
1.6
3
5
.
0
H2
H1
4- 2.5
9
.
9
5
0
.
2
4
0
.
0
3
3
.
2
4
2
.
5
1
20- 1.0
PITCH2.54 x 19=48.26
1.8
73.0
78.0 0.5
14.0
20
2.5
128 x 64 Dots
66.52
72.0
77.2
39.0
0.4
7
0
.
0
0
.
5
6
5
.
0
2
.
5
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