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TUSB544

SLLSEZ0B – APRIL 2017 – REVISED MAY 2017

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Copyright © 2017, Texas Instruments Incorporated

Table of Contents

1

Features .................................................................. 1

2

Applications ........................................................... 1

3

Description ............................................................. 1

4

Revision History..................................................... 2

5

Pin Configuration and Functions ......................... 3

6

Specifications......................................................... 5

6.1

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

6.2

ESD Ratings.............................................................. 5

6.3

Recommended Operating Conditions ....................... 5

6.4

Thermal Information .................................................. 6

6.5

Power Supply Characteristics ................................... 6

6.6

DC Electrical Characteristics .................................... 6

6.7

AC Electrical Characteristics..................................... 7

6.8

Timing Requirements ................................................ 9

6.9

Switching Characteristics .......................................... 9

6.10

Typical Characteristics .......................................... 12

7

Detailed Description ............................................ 15

7.1

Overview ................................................................. 15

7.2

Functional Block Diagram ....................................... 16

7.3

Feature Description................................................. 17

7.4

Device Functional Modes........................................ 18

7.5

Programming .......................................................... 29

7.6

Register Maps ........................................................ 30

8

Application and Implementation ........................ 39

8.1

Application Information............................................ 39

8.2

Typical Application ................................................. 39

8.3

System Examples .................................................. 43

9

Power Supply Recommendations ...................... 50

10

Layout................................................................... 51

10.1

Layout Guidelines ................................................. 51

10.2

Layout Example .................................................... 51

11

Device and Documentation Support ................. 52

11.1

Documentation Support ....................................... 52

11.2

Receiving Notification of Documentation Updates 52

11.3

Community Resources.......................................... 52

11.4

Trademarks ........................................................... 52

11.5

Electrostatic Discharge Caution ............................ 52

11.6

Glossary ................................................................ 52

12

Mechanical, Packaging, and Orderable

Information ........................................................... 52

4 Revision History

NOTE: Page numbers for previous revisions may differ from page numbers in the current version.

Changes from Revision A (April 2017) to Revision B

Page

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Electrical Characteristics table ............................................................................................................................................... 7

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Changes from Original (April 2017) to Revision A

Page

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Changed SUB1, SUB2, AUXn, and AUXp pin labels on the Sink side of Figure 45............................................................ 47

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Changed SUB1, SUB2, AUXn, and AUXp pin labels on the Sink side of Figure 46............................................................ 47