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AS1105 LED Driver IC
4x8 matrix LED driver IC
Features
- Up to 32 LEDs in a 4x8 matrix
- 4-bit PWM and resistor current control per matrix
- BCD decoder
Benefits
- Drive high LED count very easily
- Brightness adjustment of the matrix
- Allows decoding for 7-segment LEDs
Product parameters
| Outputs [#] | 32 |
|---|---|
| LED Current per Output [mA] | 10 |
| Features | Multiplexed |
| Error Detection | |
| Read-Back | |
| LED-to-LED Matching [%] | 3 |
| Supply Voltage [V] | 5.0 |
| Package | SOIC-20 |
General Description
The AS1105 is a SPI interfaced, dot-matrix LED driver IC for a 4x8 LED matrix or 4 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 10mA per LED.
This product suits for the following applications:
- White goods
- Public information displays
- Personal electronics
Technical Documents
| Name | Type | Description | Version | Language |
|---|---|---|---|---|
| AS1105_BD000243_1-00.png | Block Diagram | AS1105 Block Diagram | 1-00 | English |
| AS1105_DS000174_1-00.pdf | Datasheet | Document version 1.36 | 1-00 | English |
| AS1100_05_AN000120_1-00.pdf | Application Note | White goods | 1-00 | English |
