LG128641
128 x 64 dots
ABSOLUTE MAXIMUM RATINGS
Item
Supply Voltage(Logic)
Supply Voltage(LCD)
Input Voltage
Operating Temp.
Storage Temp.
Symbol
V
DD
- V
SS
V
DD
- V
O
V
I
T
opr
T
stg
Min.
-0.3
-0.3
-0.3
-20
-30
Max.
7.0
19.0
V
DD
+ 0.3
70
80
Unit
V
V
V
C
MECHANICAL DATA
Item
Module Size ( W x H x T )
Viewing Area ( W x H )
Dot Pitch ( W x H )
Dot Size ( W x H )
Weight (Reflective/LED)
Nominal Dimensions
78.0 x 70.0 x 10.5/13.0
62.0 x 44.0
0.44 x 0.60
0.40 x 0.56
Approx. 65 / 75
Unit
mm
mm
mm
mm
g
C
ELECTRICAL CHARACTERISTICS ( V
DD
=5V 0.25V )
Item
Input High Voltage
Input Low Voltage
Output High Voltage
Output Low Voltage
Supply Current
LCD Driving Voltage
Symbol
V
IH
V
IL
V
OH
V
OL
I
DD
V
DD
- V
O
Test
Condition
--
--
I
OH
= - 0.2mA
I
OL
= 1.6mA
V
DD
= 5.0V
Ta=25 C
Min.
2.0
- 0.3
2.4
0
--
--
Typ.
--
--
--
--
6.0
12.0
Max. Unit
V
DD
0.8
V
DD
0.4
8.0
--
V
V
V
V
mA
V
芒
PIN CONNECTIONS
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Symbol
/CS1
/CS2
V
SS
V
DD
V
O
RS
R/W
E
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
/RST
V
OUT
LEDA
LEDK
Level
L
L
0V
+5V
--
H/L
H/L
_
H,H >L
H/L
H/L
H/L
H/L
H/L
H/L
H/L
H/L
L
-10V
+5V
0V
Function
Chip selection for IC1, active "L"
Chip selection for IC2, active "L"
GND
Power supply for logic
Operating voltage for LCD
H : Data L : Instruction code
H : Read L : Write
Enable signal
BLOCK DIAGRAM
KS0107
or Eqv.
64 COM
LCD PANEL
128 x 64 dots
Data bus line
64 SEG
V
DD
V
SS
V
O
V
OUT
DC/DC
Converter
KS0108
or Eqv.
64 SEG
KS0108
or Eqv.
Reset signal, active "L"
Output voltage for LCD driving
Power supply for LED backlight
DB0 DB7
RS, R/W, E, /RST
/CS1
/CS2
LEDA
LEDK
LED Backlight
Array(A.) or Edge(E.)
LED BACKLIGHT SPECIFICATIONS (Ta=25 C)
Item
Forward Voltage
Forward Current (A./E.)
Emission Wave Length
Symbol
V
f
I
f
Typ.
4.1
300/150
568
Max.
4.3
--
--
Unit
V
mA
nm
位
p
1
