AS1100 LED Driver IC

8x8 matrix LED driver


  • Up to 64 LEDs in an 8x8 matrix
  • 4-bit PWM and resistor current control per matrix
  • BCD decoder


  • Drive high LED count very easily
  • Brightness adjustment of the matrix
  • Allows decoding for 7-segment LEDs

Product parameters

Outputs [#] 64
LED Current per Output [mA] 5
Features Multiplexed
Error Detection
LED-to-LED Matching [%] 3
Supply Voltage [V] 5.0
Package SOIC-24

General Description

The AS1100 is a SPI interfaced, dot-matrix LED driver for a 8x8 LED matrix or 8 7-segment LEDs. It includes a 4-bit PWM for the entire matrix and an external resistor can be used for analog current adjustment up to 5mA per LED.

This product suits for the following applications:

  • White goods
  • Public information displays
  • Personal electronics

Technical Documents

Type Description Language
Datasheet Document version 1.37 English
Application Note White goods English
User Guide Demo board English

Environmental Documents

Type Description Language
Material Declaration Form MDF_174970081_AS1100WL English
Material Declaration Form MDF_174970081_AS1100WL-T English
Material Declaration Form MDF_174970080_AS1100WE-T English
Material Declaration Form MDF_174970080_AS1100WE English

Other Information

Type Description Language
Block Diagram AS1100 Block Diagram English