LCD MODULES
SG12864A ( 128 DOTS X 64 DOTS )
FEATURES
BUILT-IN CONTROLLER (KS0107 OR EQUIVALENT)
+5 V POWER SUPPLY
1/64 DUTY CYCLE
8-BIT PARALLEL INTERFACE
4.2 V LED FORWARD VOLTAGE
MECHANICAL DATA
ITEM
Module Size (W x H x T)
Viewing Area ( W x H )
Active Area ( W x H )
Dot Size ( W x H )
Dot Pitch ( W x H )
DIMENSIONS
93.0 x 70.0 x 8.8 ( 12.7 LED )
72.0 x 40.0
66.52 x 33.24
0.48 x 0.48
0.52 x 0.52
UNIT
mm
mm
mm
mm
mm
INTERFACE PIN CONNECTIONS
NO.
1
2
3
4
5
6
7~14
15
16
17
18
19
20
ABSOLUTE MAXIMUM RATINGS
ITEM
Supply Voltage For Logic
Supply Voltage For LCD Drive
Input Voltage
SYMBOL
V
SS
V
DD
V
O
D/I
R/W
E
DB0~DB7
CS1
CS2
/RES
Vout
A
K
LEVEL
0V
5V
FUNCTION
Power Supply Ground
Power Supply Voltage
Contrast Adjustment Voltage
H : Data, L : Instruction Code
H : Read / L : Wrtie
Enable Signal
Data Bus Line
Chip Select Signal For IC1
Chip Select Signal For IC2
Reset Signal
Power Supply Voltage For LCD
LED Power (+)
LED Power (-)
SYMBOL
V
DD
-V
SS
V
DD
-V
o
V
I
MIN.
0
0
Vss
TYP.
-
-
-
MAX.
7
14
V
DD
UNIT
V
V
V
-
H/L
H/L
H
L
ELECTRICAL CHARACTERISTICS
ITEM
Supply Voltage For Logic
Supply Voltage For LCD
Supply Current
Input
Voltage
Output
Voltage
"HIGH" Level
"LOW" Level
"HIGH" Level
"LOW" Level
SYMBOL
V
DD
-V
SS
V
DD
-V
o
I
DD
V
IH
V
IL
V
OH
V
OL
CONDITION
-
V
DD
=5V Ta=25
o
C
V
DD
=5V
MIN.
4.5
7.6
-
2.2
-
2.4
-
TYP.
5
8.3
4.5
-
-
-
-
MAX.
5.5
9.2
10
V
DD
0.6
-
0.4
UNIT
V
V
mA
V
V
V
V
H/L
H
H
L
-
-
-
-
-
4.2V
0V
EXTERNAL DIMENSIONS
工业自动化与控制
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