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AS1115 LED Driver IC

64 LED matrix driver with 16 keys


  • Up to 64 LEDs in an 8x8 matrix
  • 4-bit PWM per line/digit and Rext current control per matrix
  • LED error diagnostic
  • 16-key readback


  • Drive high LED count very easily
  • Individual brightness control of each digit/line
  • Improves picture quality & reduces test/maintenance time
  • Low BOM, complete user interface (UI) can be implemented

Product parameters

Output [#] 64
LED Current per Output [mA] 5
Features 16-keys, multiplexed; I²C interface
Error Detection Yes
Read-Back Yes
LED-to-LED Matching [%] 3
Supply Voltage [V] 2.7 to 5.5
Package QSOP-24 \ TQFN(4x4)-24

General description

The AS1115 is a compact, I²C interfaced, dot-matrix LED driver for a 8x8 LED matrix or 8x 7-segment LEDs. It includes a 4-bit PWM for each segment and an external resistor can be used for analog current adjustment up to 5mA per LED. In addition the AS1115 can read back 16 keys and offers a detailed short/open LED error diagnostic.

This product suits for the following applications:

  • White goods
  • Home appliance
  • Personal electronics
  • Mobile phones
  • Medical devices


Title Category Headline Buy
AS1115DemoKitBlue Application Board Demo Kit Blue for AS1115
AS1115ReferenceDesign Application Board Reference Design for AS1115
AS1115DemoKitRed Application Board Demo Kit Red for AS1115

Technical documents

Type Description Language
Datasheet Document version 1.08 English
User Guide RGB English

Environmental documents

Type Description Language
Material Declaration Form MDF_180230024_AS1115-BSST English
Material Declaration Form MDF_180230006_AS1115-BQFT English
RoHS Certificate RoHS Certificate_AS1115 English


Type Description Language
EoL Notification EN001032 (AS1115-BQFT) English

Other information

Type Description Language
Block Diagram AS1115 Block Diagram English
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