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AS1119

144 LED full color crossplexing driver IC with CP

Features

  • Up to 144 LEDs as 2x 8x9 or 3x 5x6
  • 8-bit PWM per LED and current control per matrix
  • 6 frames of memory
  • Internal automatic charge pump

Benefits

  • Excellent PCB real estate vs LED count
  • 16.7M full color matrix with white balance
  • Reduces MCU load and increases battery lifetime
  • Extends battery lifetime while reducing BOM and increasing ease of use

Product parameters

General Description

The AS1119 is a I²C interfaced, ultra-compact cross-plexing LED driver IC for 144 single LEDs with error diagnostic. It offers a 8-bit PWM per LED and a 8-bit analog current adjustment on each matrix for up to 5mA per LED. It offers 6 frames of memory reducing MCU load and an internal automatic charge pump supplying individual LEDs with a higher voltage if required.

This product suits for the following applications:

  • Personal electronics
  • Mobile phones
  • Fitness bands
  • Home appliance
  • Keyboard backlight
  • Lighting effects

Tools

Title Category Headline Buy
AS1119DemoKit Application Board Demo Kit for AS1119

Resources

Name Type Description Language
AS1119_SW000165_1-00.zip Software Eval SW 2v14 English
AS1119_SW000166_1-00.zip Software Driver source English

Technical Documents

Name Type Description Version Language
AS1119_AN000127_1-00.pdf Application Note Cross-Plexing 1-00 English
AS1119_AV000106_1-00.wmv Audio-Video LED display 1-00 English
AS1119_BD000255_1-00.png Block Diagram AS1119 Block Diagram 1-00 English
AS1119_DS000246_2-00.pdf Datasheet Document version 2-00 2-00 English
AS1119_PD000271_1-00.png Other Product Document AS1119DemoKit Image 1 1-00 English
AS1119_PD000272_1-00.png Other Product Document AS1119DemoKit Image 2 1-00 English
AS1119_UG000181_1-00.pdf User Guide Evaluation Suite Software 1-00 English
AS1119_UG000198_1-00.pdf User Guide Demo board 1-00 English

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