Home Products COG LCD WO2002A

20x2 COG LCD Module Display

Model No. WO2002A

►20x2 COG LCD
►Character LCD
►5 x 8 dots includes cursor
►IC: ST7036
►3V/5V power supply
►1/16 duty cycle
►I2C LCD Interface


Winstar Display releases a 20 characters x 2 lines standard COG LCD module which is having the same outline size as WO1602G. This 20x2 LCD Display is built in with ST7036i driver IC and the interface is I2C. This LCD module can be operating at temperatures from -20℃ to +70℃; its storage temperatures range from -30℃ to +80℃.


Winstar - WO2002A 20x2 COG LCD Module, 20x2 LCD Display


Interface Pin Function

Pin No. Symbol Description
1 Vout Positive Voltage output
2 CAP1N DC/DC voltage converter.
3 CAP1P DC/DC voltage converter.
4 VDD Power supply for logic
5 VSS Ground
6 SDA Serial input data
7 SCL Serial clock input
8 RST Controller reset signal, Active Low

Mechanical Data

Item Standard Value Unit
Module Dimension 74.2 × 25.2 mm
Viewing Area 61.0 × 15.1 mm
Dot Pitch 0.50 × 0.59 mm
Dot Size 0.45 × 0.54 mm

Electrical Characteristics

Item Symbol Standard value
Input Voltage VDD 3/5 V
Recommended LCD Driving
Voltage for Normal Temp.
Version module @25°C
Vo-Vss 4.50 V

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