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TPS22954, TPS22953

SLVSCT5D – MARCH 2015 – REVISED SEPTEMBER 2016

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Copyright © 2015–2016, Texas Instruments Incorporated

Table of Contents

1

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

2

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

3

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

4

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

5

Device Comparison Table..................................... 3

6

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

7

Specifications......................................................... 4

7.1

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

7.2

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

7.3

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

7.4

Thermal Information .................................................. 5

7.5

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

7.6

Electrical Characteristics—VBIAS = 5 V..................... 6

7.7

Electrical Characteristics—VBIAS = 3.3 V.................. 7

7.8

Electrical Characteristics—VBIAS = 2.5 V.................. 8

7.9

Switching Characteristics—CT = 1000 pF ................ 9

7.10

Switching Characteristics—CT = 0 pF .................. 10

7.11

Typical DC Characteristics.................................... 11

7.12

Typical Switching Characteristics ......................... 14

8

Parameter Measurement Information ................ 20

9

Detailed Description ............................................ 21

9.1

Overview ................................................................. 21

9.2

Functional Block Diagram ....................................... 21

9.3

Feature Description................................................. 22

9.4

Device Functional Modes ....................................... 28

10

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

10.1

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

10.2

Typical Application ............................................... 34

11

Power Supply Recommendations ..................... 37

12

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

12.1

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

12.2

Layout Example .................................................... 37

13

Device and Documentation Support ................. 38

13.1

Documentation Support ........................................ 38

13.2

Related Links ........................................................ 38

13.3

Receiving Notification of Documentation Updates 38

13.4

Community Resources.......................................... 38

13.5

Trademarks ........................................................... 38

13.6

Electrostatic Discharge Caution ............................ 38

13.7

Glossary ................................................................ 38

14

Mechanical, Packaging, and Orderable

Information ........................................................... 39

4 Revision History

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

Changes from Revision C (July 2015) to Revision D

Page

•

Added Power Sequencing section. ...................................................................................................................................... 28

Changes from Revision B (May 2015) to Revision C

Page

•

Changed inverter part number from SN74LVC1G07 to SN74LVC1G06 in the Break-Before-Make Power MUX

Schematic. ............................................................................................................................................................................ 32

Changes from Revision A (April 2015) to Revision B

Page

•

Updated pin names and graphics throughout the document. ............................................................................................... 1

Changes from Original (March 2015) to Revision A

Page

•

Initial release of full version. .................................................................................................................................................. 1