AS1115 LED Driver IC
64 LED matrix driver with 16 keys
Features
- 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
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 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

Tools
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 |
Notifications
Type | Description | Language | ||
---|---|---|---|---|
EoL Notification | EN001032 (AS1115-BQFT) | English |
Other information
Type | Description | Language | ||
---|---|---|---|---|
Block Diagram | AS1115 Block Diagram | English |