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Laurel
Laurel

LG122321-DW Datasheet

LCD Module


LG122321-DW Datasheet Preview


LG122321-DW 122 x 32 dots + white led backlight
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ABSOLUTE MAXIMUM RATINGS
Item
Supply Voltage(Logic)
Supply Voltage(LCD)
Input Voltage
Operating Temp.
Storage Temp.
Symbol
VDD - VSS
VDD- VO
VI
Topr
Tstg
Min.
-0.3
-0.3
-0.3
-20
-20
Max.
7.0
13.5
VDD + 0.3
70
80
MECHANICAL DATA
Unit Item
Nominal Dimensions
V Module Size ( W x H x T ) 84.0 x 44.0 x 13.5
V Viewing Area ( W x H ) 60.5 x 18.5
V Dot Pitch ( W x H )
°C Dot Size ( W x H )
0.44 x 0.49
0.40 x 0.45
°C Weight
Approx. 40
Unit
mm
mm
mm
mm
g
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
VDD - VO
Test
Condition
--
--
--
--
VDD = 5.0V
Ta=25°C
Min. Typ. Max. Unit
0.7VDD --
VDD V
0 -- 0.25VDD V
VDD-0.3 --
VDD V
0 -- 0.3 V
-- 0.4 0.8 mA
-- 6.5
-- V
BLOCK DIAGRAM
COM
A0
/RD(E)
/WR(R/W)
DB0~DB7
RST
CL
/CS1
/CS2
VSS
VDD
VO
C0
LCD PANEL
C16
|
122 x 32 dots
|
C15
S0 --- S60
C31
S61 --- S121
SEG
S0 --- S60
SBN1661G_M02
or Eqv.
SEG
S0 --- S60
SBN1661G_M02
or Eqv.
COM
Power
Circuit
To LSI
LEDA
LEDK
LED Backlight
PIN CONNECTIONS
Pin Symbol Level
Function
1 VSS
0V GND
2 VDD
+5V Power supply for logic
3 VO
-- Operating voltage for LCD
4 A0
H/L H : Data, L : Instruction code
5 /CS1
L Chip selection for IC1, active "L"
6 /CS2
L Chip selection for IC2, active "L"
7 CL
-- External clock input ( 2kHz )
8 /RD(E) H/L /RD for 80 MPU, E for 68 MPU
9 /WR(R/W) H/L /WR for 80 MPU, R/W for 68 MPU
10 DB0
H/L
11 DB1
H/L
12 DB2
H/L
13 DB3
14 DB4
H/L Data bus line
H/L
15 DB5
H/L
16 DB6
H/L
17 DB7
18 RST
H/L
H/L Reset, H_>L:80 MPU, L_>H:68 MPU
19 LEDA +5V
Power supply for LED backlight
20 LEDK 0V
LED BACKLIGHT SPECIFICATIONS (Ta=25°C)
Item
Forward Voltage
Forward Current
LED Color
Symbol
Vf
If
Typ.
3.1
30
White
Max.
3.3
--
Unit
V
mA
Page 1
Part Number LG122321-DW
Manufactur Laurel
Description LCD Module
Total Page 1 Pages
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LG122321-DW datasheet
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LG122321-DW datasheet
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