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AS1121 |
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| Part Number | AS1121 |
| Manufacturer | austriamicrosystems AG |
| Description | The AS1121 is a 16-channel, constant current-sink LED driver. Each of the 16 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: 3.1V to 3.6V SPI-Compatible Serial Interface Output Delay for controlled Inrush Current (factory set, can be turned off) Factory set rise- and fall-time for EMI improvement PWM Clock Rate: up to 10 MHz Data Transfer Clock Rate: up to 30 MHz CMOS Level I/O Diagnostic Features 32-pin TQFN 5x5 mm Package
3 Applications
Figure 1. AS1121 - Block Diagram
The device is ideal for mono-, multi-, and full-color LED dis... |
| Document |
 AS1121 Data Sheet
PDF 799.84KB |
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