AS1121 16-Channel LED Driver

austriamicrosystems AG

Description

Datasheet AS1121 16-Channel LED Driver with Dot Correction and Greyscale PWM Technical coantmesntAsGtill valid 1 General .
The AS1121 is a 16-channel, constant current-sink LED driver.

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Datasheet Specifications

Part number: AS1121
Manufacturer: austriamicrosystems AG
File Size: 799.84 KB
Datasheet: AS1121-austriamicrosystemsAG.pdf
Description: 16-Channel LED Driver

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 turne

Applications

* Figure 1. AS1121 - Block Diagram The device is ideal for mono-, multi-, and full-color LED displays, LED signboards, and display backlights. 1 CLK 2 SDI 32 LD 29 PD 26 IREF 24 GSCLK 31 OEN 3 MODE 27 VCC Max OUTn VREF = Current 1.24V Greyscale Counter Control Status Open LED Detect, Overtem

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AS1121 16-Channel LED Driver austriamicrosystems AG

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