LG122324 Datasheet, PDF (1/1 Pages) List of Unclassifed Manufacturers – 122 x 32 dots Built in 8192 Chinese Fonts

LG122324 122 x 32 dots
Built in 8192 Chinese Fonts
ABSOLUTE MAXIMUM RATINGS
Item
Symbol
Min.
Supply Voltage(Logic) VDD- VSS
-0.3
Supply Voltage(LCD) VO - VSS
-0.3
Input Voltage
VI
-0.3
Operating Temp.
Topr
-20
Storage Temp.
Tstg
-30
Max.
Unit
7.0
V
7.0
V
VDD+ 0.3
70
80
^V
C
C
â ELECTRICAL CHARACTERISTICS ( VDD=5V 0.25V )
Item
Input High Voltage
Input Low Voltage
Output High Voltage
Output Low Voltage
Supply Current
LCD Driving Voltage
Symbol
VIH
VIL
VOH
VOL
I DD
VO - VSS
Test
Condition
Min.
--
0.7VDD
--
- 0.3
IOH = - 0.1mA 0.8VDD
IOL = 0.1mA 0
 VDD = 5.0V
Ta=25 C
--
--
Typ.
--
--
--
--
3.0
6.5
Max. Unit
VDD V
0.6 V
VDD V
0.4 V
5.0 ^mA
-- V
BLOCK DIAGRAM
VSS
VDD
RS(CS)
R/W(SID)
E(SCLK)
/RST
PSB
DB0
DB7
LCD
Controller
LSI
ST7920
32 COM
64 SEG
LCD PANEL
122 x 32 dots
58 SEG
ST7921
LEDA
LEDK
LED Backlight
MECHANICAL DATA
Item
Nominal Dimensions Unit
Module Size ( W x H x T ) 74.0 x 40.0 x 9.5/13.5
mm
Viewing Area ( W x H ) 60.5 x 18.5
mm
Dot Pitch ( W x H )
0.44 x 0.49
mm
Dot Size ( W x H )
0.40 x 0.45
mm
Weight (Reflective/LED) Approx. 28 / 38
g
PIN CONNECTIONS
Pin Symbol Level
Function
1
VSS
0V
GND
2
V DD
+5V
Supply Voltage for Logic
3
NC
--
No connection
4
RS
(CS)
H/L
H : Data L : Instruction code
(Chip enable for serial mode)
5
R/W
(SID)
H/L
H : Read L : Write
(Serial data for serial mode)
6 E(SCLK) H,H ^_>L Enable (Clock for serial mode )
7 DB0
H/L
8 DB1
H/L
9 DB2
H/L
10 DB3
H/L
Data bus line
11 DB4
H/L
12 DB5
H/L
13 DB6
H/L
14 DB7
H/L
15 PSB
H/L
H: Parallel mode L: Serial mode
16 /RST
L
Reset signal, active "L"
17 LEDA +5V
18 LEDK 0V
Power supply for LED backlight
 LED BACKLIGHT SPECIFICATIONS (Ta=25 C)
Item
Symbol
Forward Voltage
Vf
Forward Current
If
Emission Wave Length λp
Typ.
4.1
120
568
Max. Unit
4.3
V
--
mA
--
nm