TLC59291_16 Datasheet, PDF (2/46 Pages) Texas Instruments – 8/16-Channel, Constant Current LED Driver

TLC59291
SLVSA96A – SEPTEMBER 2015 – REVISED MARCH 2016
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Table of Contents
1 Features .................................................................. 1
2 Applications ........................................................... 1
3 Description ............................................................. 1
4 Revision History..................................................... 2
5 Pin Configuration and Functions ......................... 3
6 Specifications......................................................... 4
6.1 Absolute Maximum Ratings ...................................... 4
6.2 ESD Ratings.............................................................. 5
6.3 Recommended Operating Conditions....................... 5
6.4 Thermal Information .................................................. 5
6.5 Electrical Characteristics........................................... 6
6.6 Switching Characteristics .......................................... 8
6.7 Timing Diagrams ....................................................... 9
6.8 Typical Characteristics ............................................ 21
7 Parameter Measurement Information ................ 23
8 Detailed Description ............................................ 24
8.1 Overview ................................................................. 24
8.2 Functional Block Diagram ....................................... 24
8.3 Feature Description................................................. 25
8.4 Device Functional Modes........................................ 28
8.5 Register Maps ......................................................... 31
9 Application and Implementation ........................ 37
9.1 Application Information............................................ 37
9.2 Typical Application ................................................. 37
10 Power Supply Recommendations ..................... 38
11 Layout................................................................... 39
11.1 Layout Guidelines ................................................. 39
11.2 Layout Example .................................................... 39
12 Device and Documentation Support ................. 40
12.1 Documentation Support ....................................... 40
12.2 Community Resources.......................................... 40
12.3 Trademarks ........................................................... 40
12.4 Electrostatic Discharge Caution ............................ 40
12.5 Glossary ................................................................ 40
13 Mechanical, Packaging, and Orderable
Information ........................................................... 40
4 Revision History
Changes from Original (September 2015) to Revision A
Page
• Changed Features From: Channel-to-Channel = ±1% (Typical) To: Channel-to-Channel = ±3% (Typical) .......................... 1
• Deleted device number TLC5929 From the Electrical Characteristics table.......................................................................... 6
• Changed ΔI_OL(C0) Test Condition in Electrical Characteristics From: BC = 7Fh, R_IREF = 1.6 kΩ To: BC = 0Eh, R_IREF =
3.6 kΩ, ................................................................................................................................................................................... 7
• Changed the ΔI_OL(C1) values in Electrical Characteristics From: TYP = ±2%, MAX = ±4% To TYP = 1% , MAX =
÷3%: ....................................................................................................................................................................................... 7
• Deleted device number TLC5929 From the Switching Characteristics table ......................................................................... 8
• Changed text From: "with the 1-bit data" To: "with the 16-bit data" in the Function Control Data Writing section ............. 34
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