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PDF LC2042-DW Data sheet ( Hoja de datos )
| Número de pieza | LC2042-DW | |
| Descripción | LCD Module | |
| Fabricantes | ETC | |
| Logotipo |  |
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LC2042-DW 20 characters x 4 lines + white led backlight
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
-30
Max.
7.0
13.0
VDD+ 0.3
70
80
MECHANICAL DATA
Unit Item
Nominal Dimensions
V Module Size ( W x H x T ) 146.0 x 62.5 x 14.0
V Viewing Area ( W x H ) 123.5 x 43.0
V Character Size ( W x H ) 4.84 x 9.22
°C Dot Size ( W x H )
0.92 x 1.10
°C Weight
Approx. 125
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
--
--
IOH = - 0.2mA
IOL = 1.2mA
VDD = 5.0V
Ta=25°C
Min.
2.2
- 0.3
2.4
0
--
--
Typ.
--
--
--
--
2.0
4.6
Max. Unit
VDD V
0.6 V
VDD V
0.4 V
3.0 mA
-- V
BLOCK DIAGRAM
VSS
VDD
VO
RS
R/W
E
DB0
LCD
Controller
LSI
S6A0069
or Eqv.
16 COM
LCD PANEL
20 Characters x 4 Lines
40 SEG
160 SEG
PIN CONNECTIONS
Pin Symbol
1 VSS
2 VDD
3 VO
4 RS
Level
0V
+5V
--
H/L
5 R/W
6E
7 DB0
8 DB1
9 DB2
10 DB3
11 DB4
12 DB5
13 DB6
14 DB7
15 LEDA
16 LEDK
H/L
H,H _>L
H/L
H/L
H/L
H/L
H/L
H/L
H/L
H/L
+5.0V
0V
Function
GND
Power supply for logic
Operating voltage for LCD
H : Data
L : Instruction code
H : Read
L : Write
Enable signal
In 8-bit bus mode, used as low
order bidirectional data bus.
In 4-bit bus mode, open these
pins.
In 8-bit bus mode, used as high
order bidirectional data bus.
In 4-bit bus mode, used as both
high and low order data bus.
Power supply for LED backlight
DB7 Segment driver
LED BACKLIGHT SPECIFICATIONS (Ta=25°C)
LEDA
LEDK
LED Backlight
Item
Forward Voltage
Forward Current
LED Color
Symbol
Vf
If
Typ.
3.1
90
White
Max.
3.3
--
Unit
V
mA
Free Datasheet http://www.datasheet4u.com/
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