TLC5957 Datasheet, PDF (2/25 Pages) Texas Instruments – TLC5957 48-Channel, 16-Bit ES-PWM LED Driver with Pre-Charge FET, LED OPEN Detection and Caterpillar Cancelling

TLC5957
SLVSCQ4 – OCTOBER 2014
www.ti.com
Table of Contents
1 Features .................................................................. 1
2 Applications ........................................................... 1
3 Description ............................................................. 1
4 Typical Application Circuit (Multiple Daisy
Chained TLC5957s)................................................ 1
5 Revision History..................................................... 2
6 Pin Configuration and Functions ......................... 3
7 Specifications......................................................... 4
7.1 Absolute Maximum Ratings ...................................... 4
7.2 Handling Ratings ...................................................... 4
7.3 Recommended Operating Conditions....................... 5
7.4 Thermal Information ................................................. 5
7.5 Electrical Characteristics........................................... 5
7.6 Timing Requirements ............................................... 7
7.7 Typical Characteristics .............................................. 8
8 Parameter Measurement Information ................ 10
8.1 Pin Equivalent Input and Output Schematic
Diagrams.................................................................. 10
8.2 Test Circuit .............................................................. 10
9 Detailed Description ............................................ 11
9.1 Overview ................................................................. 11
9.2 Functional Block Diagram ....................................... 12
9.3 Device Functional Modes........................................ 13
10 Application and Implementation........................ 17
10.1 Application Information.......................................... 17
11 Power Supply Recommendations ..................... 17
12 Layout................................................................... 17
12.1 Layout Guidelines ................................................. 17
12.2 Layout Example .................................................... 18
13 Device and Documentation Support ................. 18
13.1 Related Links ........................................................ 18
13.2 Trademarks ........................................................... 18
13.3 Electrostatic Discharge Caution ............................ 18
13.4 Glossary ................................................................ 18
14 Mechanical, Packaging, and Orderable
Information ........................................................... 18
5 Revision History
DATE
October 2014
REVISION
*
NOTES
Initial release.
2
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