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TUSB2046B, TUSB2046I

SLLS413L – FEBRUARY 2000 – REVISED JUNE 2017

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Product Folder Links: TUSB2046B TUSB2046I

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Copyright © 2000–2017, Texas Instruments Incorporated

Table of Contents

1

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

2

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

3

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

4

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

5

Description (Continued) ........................................ 3

6

Pin Configuration and Functions ......................... 4

7

Specifications......................................................... 6

7.1

Absolute Maximum Ratings ..................................... 6

7.2

ESD Ratings.............................................................. 6

7.3

Recommended Operating Conditions ....................... 6

7.4

Thermal Information .................................................. 7

7.5

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

7.6

Differential Driver Switching Characteristics (Full

Speed Mode) ............................................................. 7

7.7

Differential Driver Switching Characteristics (Low

Speed Mode) ............................................................. 8

7.8

Typical Characteristics .............................................. 9

8

Detailed Description .............................................. 9

8.1

Overview ................................................................... 9

8.2

Functional Block Diagram ....................................... 10

8.3

Feature Description................................................. 10

8.4

Device Functional Modes........................................ 12

8.5

Programming........................................................... 13

9

Application and Implementation ........................ 15

9.1

Application Information............................................ 15

9.2

Typical Application .................................................. 15

10

Power Supply Recommendations ..................... 17

10.1

TUSB2046x Power Supply ................................... 17

10.2

Downstream Port Power ....................................... 17

11

Layout................................................................... 18

11.1

Layout Guidelines ................................................. 18

11.2

Layout Example .................................................... 19

12

Device and Documentation Support ................. 20

12.1

Related Links ........................................................ 20

12.2

Community Resources.......................................... 20

12.3

Trademarks ........................................................... 20

12.4

Electrostatic Discharge Caution ............................ 20

12.5

Glossary ................................................................ 20

13

Mechanical, Packaging, and Orderable

Information ........................................................... 20

4 Revision History

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

Changes from Revision K (January 2016) to Revision L

Page

•

Added device TUSB2046IB to the data sheet........................................................................................................................ 1

Changes from Revision J (July 2015) to Revision K

Page

•

Changed the VQFN package Body Size From: 5.00 mm x 2.00 mm To: 5.00 mm x 5.00 mm ............................................ 1

Changes from Revision I (September 2013) to Revision J

Page

•

Added Pin Configuration and Functions section, ESD Ratings table, Feature Description section, Device Functional

Modes, Application and Implementation section, Power Supply Recommendations section, Layout section, Device

and Documentation Support section, and Mechanical, Packaging, and Orderable Information section .............................. 1