AS1113-BSST【PDF 3/25 页】IC DRIVER LED 16-CHAN 24-SSOP

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AS1113

Datasheet

Contents

1 General Description ................................................................................................................................ 1

2 Key Features .......................................................................................................................................... 1

3 Applications ............................................................................................................................................ 1

4 Pinout ..................................................................................................................................................... 3

Pin Assignments ..................................................................................................................................................... 3

Pin Descriptions ..................................................................................................................................................... 3

5 Absolute Maximum Ratings .................................................................................................................... 4

6 Electrical Characteristics ........................................................................................................................ 5

Switching Characteristics ....................................................................................................................................... 6

7 Typical Operating Characteristics ........................................................................................................... 7

8 Detailed Description ............................................................................................................................... 8

Serial Interface ....................................................................................................................................................... 9

Timing Diagrams .................................................................................................................................................... 9

Error-Detection Mode ........................................................................................................................................... 11

Global Error Mode ................................................................................................................................................ 11

Error Detection Functions ..................................................................................................................................... 12

Open-LED Detection ..................................................................................................................................... 12

Shorted-LED ................................................................................................................................................. 12

Overtemperature ........................................................................................................................................... 12

Detailed Error Reports .......................................................................................................................................... 13

Detailed Temperature Warning Report .........................................................................................................

Detailed Open-LED Error Report ..................................................................................................................

Detailed Shorted-LED Error Report ..............................................................................................................

Low-Current Diagnostic Mode .......................................................................................................................

13

14

15

15

Shutdown Mode .................................................................................................................................................... 16

9 Application Information ......................................................................................................................... 17

Error Detection ..................................................................................................................................................... 17

Error Detection On-The-Fly ........................................................................................................................... 17

Error Detection with Low-Current Diagnosis Mode ....................................................................................... 17

Cascading Devices ............................................................................................................................................... 18

Constant Current .................................................................................................................................................. 19

Adjusting Output Current ...................................................................................................................................... 19

Package Power Dissipation .................................................................................................................................. 19

Delayed Outputs ................................................................................................................................................... 19

Switching-Noise Reduction .................................................................................................................................. 19

Load Supply Voltage ............................................................................................................................................. 19

10 Package Drawings and Markings ....................................................................................................... 21

11 Ordering Information ........................................................................................................................... 23

www.austriamicrosystems.com/LED-Driver-ICs/AS1113

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