ams AG - global leader in the design and manufacture of high performance analog ICs (integrated circuits)

AS1115 LED Driver IC

64LED matrix driver with 16keys

 
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The AS1115 is a compact, I²C interfaced, dot-matrix LED driver for a 8x8 LED matrix or 8x 7-Segment LEDs. It includes a 4bit 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.
Evaluation Software V2_20 

Key Features

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

Key Benefits

  • 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 Facts

Outputs [#] 64
LED current per output [mA] 5
Features 16-keys, multiplexed; I²C interface
Error detection
Read-back
LED-to-LED matching [%] 3
Supply voltage [V] 2.7 to 5.5
Package QSOP-24 /
TQFN(4x4)-24

Additional Information

Applications
  • White Goods
  • Home appliance
  • Personal Electronics
  • Mobile Phones
  • Medical devices