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TUSB322I

SLLSEO5C – OCTOBER 2015 – REVISED MAY 2017

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Copyright © 2015–2017, 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......................................................... 4

6.1

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

6.2

ESD Ratings.............................................................. 4

6.3

Recommended Operating Conditions ....................... 4

6.4

Thermal Information .................................................. 4

6.5

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

6.6

Timing Requirements ................................................ 6

6.7

Switching Characteristics .......................................... 7

7

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

7.1

Overview ................................................................... 8

7.2

Functional Block Diagram ......................................... 8

7.3

Feature Description................................................... 8

7.4

Device Functional Modes........................................ 13

7.5

Programming........................................................... 15

7.6

Register Maps ......................................................... 16

8

Application and Implementation ........................ 20

8.1

Application Information............................................ 20

8.2

Typical Application .................................................. 20

8.3

Initialization Set Up ................................................ 27

9

Power Supply Recommendations ...................... 27

10

Layout................................................................... 27

10.1

Layout Guidelines ................................................. 27

10.2

Layout Example .................................................... 27

11

Device and Documentation Support ................. 28

11.1

Documentation Support ........................................ 28

11.2

Receiving Notification of Documentation Updates 28

11.3

Community Resources.......................................... 28

11.4

Trademarks ........................................................... 28

11.5

Electrostatic Discharge Caution ............................ 28

11.6

Glossary ................................................................ 28

12

Mechanical, Packaging, and Orderable

Information ........................................................... 28

4 Revision History

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

Changes from Revision B (September 2016) to Revision C

Page

•

Changed RVBUS values From: MIN = 891, TYP = 900, MAX = 909 KΩ To: MIN = 855, TYP = 887, MAX = 920 KΩ ........... 6

Changes from Revision A (May 2016) to Revision B

Page

•

Changed pins CC1 and CC2 values From: MIN = –0.3 MAX = VDD + 0.3 To: MIN –0.3 MAX = 6 in the Absolute

Maximum Ratings ................................................................................................................................................................... 4

Changes from Original (October 2015) to Revision A

Page

•

Added Shutdown current consumption to Electrical Characteristics table. ............................................................................ 5