TUSB8041

SLLSEE4D – JUNE 2014 – REVISED JANUARY 2016

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Table of Contents

8.4

Device Functional Modes........................................ 15

1

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

8.5

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

2

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

9

Applications and Implementation ...................... 28

3

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

9.1

Application Information............................................ 28

4

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

9.2

Typical Application .................................................. 28

5

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

10

Power Supply Recommendations ..................... 36

6

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

10.1

TUSB8041 Power Supply ..................................... 36

7

Specifications......................................................... 9

10.2

Downstream Port Power ....................................... 36

7.1

Absolute Maximum Ratings ..................................... 9

10.3

Ground .................................................................. 36

7.2

ESD Ratings.............................................................. 9

11

Layout................................................................... 37

7.3

Recommended Operating Conditions ....................... 9

11.1

Layout Guidelines ................................................. 37

7.4

Thermal Information ................................................ 10

11.2

Layout Examples................................................... 38

7.5

Electrical Characteristics, 3.3-V I/O ........................ 10

12

Device and Documentation Support ................. 40

7.6

Timing Requirements, Power-Up ............................ 11

12.1

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

7.7

Hub Input Supply Current ....................................... 11

12.2

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

8

Detailed Description ............................................ 12

12.3

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

8.1

Overview ................................................................. 12

12.4

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

8.2

Functional Block Diagram ....................................... 12

13

Mechanical, Packaging, and Orderable

8.3

Feature Description................................................. 12

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

4 Revision History

Changes from Revision C (July 2015) to Revision D

Page

•

Changed Active High. (PWRCTL_POL = 0) To: Active High. (PWRCTL_POL = 1) in Table 48 ........................................ 29

•

Changed text in the Clock, Reset, and Misc section From: "The PWRCTL_POL is pulled down which results in

active low" To: "The PWRCTL_POL is left unconnected which results in active high"........................................................ 33

•

Deleted R17 from pin 41 of Figure 11 ................................................................................................................................. 33

Changes from Revision A (July 2014) to Revision B

Page

•

Added Note ""Power switching must be supported for battery charging applications"" to pin FULLPWRMGMTz /

SMBA1/SS_UP in the Pin Functions table ............................................................................................................................. 7

•

Added Note "Individual power control must be enabled for battery charging applications" to pin GANGED / SMBA2 /

HS_UP in the Pin Functions table .......................................................................................................................................... 8

•

Changed the Handling Ratings table to the ESD Ratings table ............................................................................................. 9

•

relationship between VDD33 and VDD": Added Note 2 to the MIN value ........................................................................... 11

•

Added Note: "An active reset is required.." To the Timing Requirements, Power-Up table................................................. 11

•

Changed text in the Clock, Reset, and Misc section From: "The PWRCTL_POL is pulled down which results in

active high power enable" To: "The PWRCTL_POL is pulled down which results in active low power enable" ................. 33

Changes from Original (June 2014) to Revision A

Page

•

Changed the device status From: Preview To: Production ................................................................................................... 1

•

Changed Feature From: Supports USB Battery Charging Specification Revision 1.2 To: Supports Battery Charging ......... 1

•

Changed Feature From: Supports D+/D- Divider Mode To: D+/D- Divider Mode.................................................................. 1

•

Changed Description paragraph: "The TUSB8041 downstream ports provide...".................................................................. 3

•

Changed the Battery Charging Features section ................................................................................................................. 13

•

Changed Note 3 of Table 1 ................................................................................................................................................. 13

•

Changed Note 1 of Table 1 ................................................................................................................................................. 13

2

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