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Radiant Electronics Limited

20x4 Character LCD Display Module (RD2004A-8)

RD2004A-8 is widely used among 20x4 character LCD displays.

The following color options are most widely ordered:

  • RD2004A-8-B White on Blue
  • RD2004A-8-Y Blue on White
  • RD2004A-8-G Black on Gray  

In addition, a wide range of options are available for this model, including:

  • Different Backlight & Color options (Including black color)
  • Different Voltage (3.3V, 5.0V and other customized voltage)
  • Different Interface (Including Serial SPI, I2C interface)
Different Temperature (Including Extended high temperature)


Module size(W x H x D) 98 x 60 x 13.2 mm
Viewing area(W x H) 77 x 25.2 mm
Character Size 2.96 x 4.76 mm
Dot Size 0.56 x 0.56 mm
Dot pitch (W x H) 0.6 x 0.6 mm
Interface 8-bit Parallel interface
Driver Condition 1/16 Duty , 1/5 Bias
Driver IC AIP31066
Operating temperature -20 - 70 ℃



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