AS1107 LED Driver IC
8x8 matrix LED driver IC with slew rate
Features
- Up to 64 LEDs in an 8x8 matrix
- 4-bit PWM and resistor current control per matrix
- BCD decoder
- Slew rate drivers
Benefits
- Drive high LED count very easily
- Brightness adjustment of the matrix
- Allows decoding for 7-segment LEDs
- Excellent EMI performance
Product parameters
Outputs [#] | 64 |
---|---|
LED Current per Output [mA] | 5 |
Features | Multiplexed |
Error Detection | |
Read-Back | |
LED-to-LED Matching [%] | 3 |
Supply Voltage [V] | 2.7 to 5.5 |
Package | SOIC-24 |

General Description
The AS1107 is a SPI interfaced, Low-EMI Low Slew-Rate Limited 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 40mA.
Not Recommended for New Designs
ams AG is discontinuing production of this device. Final lifetime buy order must be placed by June 30, 2021. Please contact your local sales representative for further information.

This product suits for the following applications:
- White goods
- Public information displays
- Personal electronics

Technical Documents
Type | Description | Language | ||
---|---|---|---|---|
Datasheet | Document version 2.29 | English | ||
User Guide | Demo board | English |
Environmental Documents
Type | Description | Language | ||
---|---|---|---|---|
Material Declaration Form | MDF_174970078_AS1107WL | English | ||
Material Declaration Form | MDF_174970078_AS1107WL-T | English |
Notifications
Type | Description | Language | ||
---|---|---|---|---|
EoL Notification | AS1xxx, AS25xx, AS3xxx, AS73211, AS89020, SL900A, TMD4704 (issued 2020-Dec) | English |
Other Information
Type | Description | Language | ||
---|---|---|---|---|
Block Diagram | AS1106_AS1107 Block Diagram | English |