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LCD 8*2 Characters- Blue back light

Schematic


Specification


Absolute Maximum Ratings

Item Symbol Min Max Unit
Supply Voltage (Logic) VDD-VSS -0.3 7.0 V
Supply Voltage (LCD) VDD-VO -0.3 13.0 V
Input Voltage VI -0.3 VDD+0.3 V
Operating Temp Topr 0 50
Storage Temp. Tstg -10 60

Mechanical Data

Item Nominal Dimensions Unit
Module Size(W×H×T) 58.0×32.0×9.5 mm
Viewing Area(W×H) 36.0×15.0 mm
Character Size(W×H) 2.45×5.0 mm
Dot Size(W×H) 0.45×0.5 mm
Weight g

Electrical Chatacteristics

(VDD=5V±0.25V)

Item Symbol Test Condition Min Typ Max Unit
Input High Voltage VIH - 2.2 - VDD V
Input Low Voltage VIL - -0.3 - 0.6 V
Output High Voltage VOH IOH=0.3mA 2.4 - VDD V
Output Low Voltage VOL IOL=1.2mA 0 - 0.4 V
Supply Current IDD VDD=5.0V - 1.2 3.0 mA
LCD Driving Voltage VDD - VO Ta=25℃ - 5.0 - V

LED Backlight Specifications (Ta=25℃)

Item Symbol Typ Max Unit
Forward Voltage Vf 4.05 4.25 V
Forward Current If 60 - mA
Emission Wave Length λp 568 - nm

Pin definition and Rating


Pin Symbol Level Function
1 VSS - GND(0V)
2 VDD - Supply Voltage for Logic (+5V)
3 VO - LCD Driving Voltage
4 RS H/L H:Data L:Instruction Code
5 R/W H/L H:Read L:Write
6 E H,H->L Enable Signal
7 DB0 H/L Data Bus Line
8 DB1 H/L
9 DB2 H/L
10 DB3 H/L
11 DB4 H/L
12 DB5 H/L
13 DB6 H/L
14 DB7 H/L
15 LEDA - LED Backlight Power Supply
16 LEDK -

Mechanic Dimensions

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