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LCD 8*2 Characters- Blue back light

Schematic


Specification


Absolute Maximum Ratings

ItemSymbolMinMaxUnit
Supply Voltage (Logic)VDD-VSS -0.37.0V
Supply Voltage (LCD)VDD-VO -0.313.0V
Input VoltageVI -0.3VDD+0.3V
Operating TempTopr050
Storage Temp.Tstg -1060

Mechanical Data

ItemNominal DimensionsUnit
Module Size(W×H×T)58.0×32.0×9.5mm
Viewing Area(W×H)36.0×15.0mm
Character Size(W×H)2.45×5.0mm
Dot Size(W×H)0.45×0.5mm
Weightg

Electrical Chatacteristics

(VDD=5V±0.25V)

ItemSymbolTest ConditionMinTypMaxUnit
Input High VoltageVIH -2.2 -VDDV
Input Low VoltageVIL - -0.3 - 0.6V
Output High VoltageVOHIOH=0.3mA2.4 -VDDV
Output Low VoltageVOLIOL=1.2mA0 -0.4V
Supply CurrentIDDVDD=5.0V -1.23.0mA
LCD Driving VoltageVDD - VOTa=25℃ -5.0 -V

LED Backlight Specifications (Ta=25℃)

ItemSymbolTypMaxUnit
Forward VoltageVf4.054.25V
Forward CurrentIf60 -mA
Emission Wave Lengthλp568 -nm

Pin definition and Rating


PinSymbolLevelFunction
1VSS -GND(0V)
2VDD -Supply Voltage for Logic (+5V)
3VO -LCD Driving Voltage
4RS H/LH:Data L:Instruction Code
5R/W H/LH:Read L:Write
6E H,H->LEnable Signal
7DB0 H/LData Bus Line
8DB1 H/L
9DB2 H/L
10DB3H/L
11DB4 H/L
12DB5 H/L
13DB6 H/L
14DB7 H/L
15LEDA -LED Backlight Power Supply
16LEDK -

Mechanic Dimensions

Resources

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