LCD 8*2 Characters- Blue back light

Model: LCD104B6B


Application Ideas


The warnings and wrong operations possible cause dangerous.



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


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
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


Hardware Installation


Includes important code snippet. Demo code like :

Demo code


The projects and application examples.

Bill of Materials (BOM) /parts list

All the components used to produce the product.


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Version Tracker

Revision Descriptions Release
v0.9b Initial public release Jun, 08, 2009

Bug Tracker

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Additional Idea

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See Also

Other related products and resources.


This documentation is licensed under the Creative Commons Attribution-ShareAlike License 3.0 Source code and libraries are licensed under GPL/LGPL, see source code files for details.

External Links

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