Character LCD 20x4 I2C, LCD Display 20x4 I2C, LCD 2004 I2C, LCD 2004A I2C, RX2004A

LCD Display 20x4 with I2C Interface, LCD 2004 I2C

Model No. RX2004A

COG LCD module will make the structure thinner than TAB. You can have this COG LCD display to make it the most thinner, and we have the backlight options for you.

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  • 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 × 4 Lines
Module Dimension 74.3 × 36.4 × 6.0 mm
View Area 60.5 × 22.18 mm
Active Area 58.5 × 20.18 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 SSD1803AM1Z or Equivalent
Interface I2C
Power Supply 3V / 5V
Duty 1/33 duty cycle, 1/6 Bias
Type Character LCD Display
Pin No. Symbol Description
1 /RES  Controller reset signal, Active Low 
2 Vout  Positive Voltage output 
3 V0 Bias voltage levels for LCD driving
4 V1 Bias voltage levels for LCD driving
5 V2 Bias voltage levels for LCD driving
6 V3  Bias voltage levels for LCD driving 
7 V4 Bias voltage levels for LCD driving
8 VDD Power supply for logic
9 VDDREG Enable VDD regulator in 5V I/O Application:
10 VDDIO  Power supply for logic 
11 VSS Ground
12 SCL Serial clock input
13 SDA Serial input data

LCD 20x4 I2C, LCD Display 20x4 I2C, LCD 2004 I2C, LCD 2004A I2C, RX2004A

Item Symbol Standard Value
typ.
Unit
Input Voltage VDD 3.0 V
Recommended LCD Driving Voltage for Normal Temp.
Version module @25ºC
VO-VSS 7.80 V
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