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TUSB1046A-DCI

SLLSF13B – JUNE 2017 – REVISED MAY 2019

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Copyright © 2017–2019, 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 .................................................. 5

6.5

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

6.6

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

6.7

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

6.8

DCI Specific Electrical Characteristics...................... 8

6.9

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

6.10

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

6.11

Typical Characteristics .......................................... 10

7

Parameter Measurement Information ................ 12

8

Detailed Description ............................................ 14

8.1

Overview ................................................................. 14

8.2

Functional Block Diagram ....................................... 15

8.3

Feature Description................................................. 16

8.4

Device Functional Modes........................................ 17

8.5

Programming........................................................... 22

8.6

Register Maps ......................................................... 24

9

Application and Implementation ........................ 29

9.1

Application Information............................................ 29

9.2

Typical Application ................................................. 29

9.3

System Examples .................................................. 33

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

Related Links ........................................................ 40

12.2

Receiving Notification of Documentation Updates 40

12.3

Community Resources.......................................... 40

12.4

Trademarks ........................................................... 40

12.5

Electrostatic Discharge Caution ............................ 40

12.6

Glossary ................................................................ 40

13

Mechanical, Packaging, and Orderable

Information ........................................................... 40

4 Revision History

Changes from Revision A (April 2018) to Revision B

Page

•

Added following to pin 11 description: If I2C_EN = “F”, then this pin must be set to “F” or “0”. ............................................ 4

Changes from Original (June 2017) to Revision A

Page

•

Changed the appearance of the pinout image in the Pin Configuration and Function section .............................................. 3

•

Added Note 1 to the Pin Functions table................................................................................................................................ 3

•

Changed the USB3.1 Control/Status Registers reset value From: 00000000 To: 00000100 .............................................. 28

•

Changed the Reset value of bit 3:2 From: 00 To: 01 in Table 18 ....................................................................................... 28