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AS1122 |
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| Part Number | AS1122 |
| Manufacturer | austriamicrosystems AG |
| Description | The AS1122 is a 12-channel, constant current-sink LED driver. Each of the 12 channels can be individually adjusted by 4096-step greyscale PWM brightness control and 64-step constant-current sink (dot ... |
| Features |
Greyscale PWM Control: 12-Bit (4096 Steps) Dot Correction: 6-Bit (64 Steps) Drive Capability (Constant-Current Sink): 0 to 40mA LED Power Supply Voltage: up to 30V Supply Voltage Range: 2.7V to 3.6V Output Delay for controlled Inrush Current (factory set, can be turned off) Factory set rise- and fall-time for EMI improvement Internal PWM Clock: 10 MHz (typ) Data Transfer Clock Rate: up to 5 MHz CMOS Level I/O Diagnostic Features 24-pin QFN 4x4mm Package
3 Applications
The device is ideal for mono-, multi-, and full-color LED displays, LED signboards, and display backlights.
Figure 1. AS1122 -... |
| Document |
 AS1122 Data Sheet
PDF 1.70MB |
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