Same-day shipping from US stock when ordered before noon Pacific Time Learn more

Free shipping on USA orders of $50 or more! Learn more

Enjoying the new site?

Send us your comments and report any bugs here.

Addicore  |  SKU: AD620

2004 (20x4) Character Green LCD with I2C backpack

Shipping calculated at checkout.


Ships Same Day if Ordered Before Noon Pacific Time

Green backlight with black text character LCD. The LCD display has the I2C backpack module mounted on the back side which requires only two connected wires for data and two wires to supply ground and +5V to power the display. The I2C backpack also allows you to change the I2C address of the module, see Solder Jumper Configurable I2C Addresses link below under Resources.

Product Contents:

  • 1 piece - 2004 (20x4) Character Green LCD with I2C backpack


  • Black characters on green background
  • Characters: 20 columns, 4 rows
  • Supply Voltage: 5V
  • LCD Driver: HD44780
  • I2C Backpack 8-bit I/O Expander IC:
    • PCF8574A (PCF8574AT) Default I2C Address: 0x3F
    • PCF8574 (PCF8574T) Default I2C Address: 0x27
  • Eight different I2C address options configured with solder jumpers: A0, A1, A2
      Refer to Solder Jumper Configurable I2C Addresses link under Resources
  • Dimensions: 98.2mm (3.87") length x 60mm (2.36") width x 20.2mm (0.8") height
      For detailed dimensions see Mechanical Drawings link under Resources