COG LCD Display Character 20x2 - RX2002A
  • General Specs
  • Interface Pin Function
  • Contour Drawing
  • Electrical Characteristics
Item Dimension Unit
Structure COG
Dot Matrix / Resolution 5×8 dots includes cursor dots
Characters × Lines 20 Characters × 2 Lines
Module Dimension 74.2 × 25.2 × 6.3 mm
View Area 61.0 × 15.1 mm
Active Area 58.5 × 9.84 mm
Dot / Pixel Size 0.45 × 0.54 mm
Dot / Pixel Pitch 0.50 × 0.59 mm
Character Size 2.45 × 4.67 mm
Character Pitch 2.95 × 5.17 mm
IC ST7036 or Equivalent
Interface I2C
Power Supply 3V / 5V
Duty 1/16 duty cycle, 1/5Bias
Type Character LCD Display
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

COG LCD Display Character 20x2 - RX2002A

Item Symbol Standard Value
typ.
Unit
Input Voltage VDD 3/5 V
Recommended LCD Driving Voltage for Normal Temp.
Version module @25ºC
VO-VSS 4.50 V
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