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TMP461

SBOS722B – JUNE 2015 – REVISED AUGUST 2016

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Table of Contents

1

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

2

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

3

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

4

Simplified Block Diagram ..................................... 1

5

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

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 .................................................. 4

7.5

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

7.6

Two-Wire Timing Requirements ............................... 6

7.7

Typical Characteristics .............................................. 7

8

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

8.1

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

8.2

Functional Block Diagram ......................................... 9

8.3

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

8.4

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

8.5

Programming........................................................... 14

8.6

Register Map........................................................... 17

9

Application and Implementation ........................ 23

9.1

Application Information............................................ 23

9.2

Typical Application .................................................. 23

10

Power Supply Recommendations ..................... 26

11

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

11.1

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

11.2

Layout Example .................................................... 28

12

Device and Documentation Support ................. 29

12.1

Receiving Notification of Documentation Updates 29

12.2

Community Resources.......................................... 29

12.3

Trademarks ........................................................... 29

12.4

Electrostatic Discharge Caution ............................ 29

12.5

Glossary ................................................................ 29

13

Mechanical, Packaging, and Orderable

Information ........................................................... 29

5 Revision History

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

Changes from Revision A (July 2015) to Revision B

Page

•

Added formating of limits - moved negative limits from max column to min column for all temperature accuracy limits. ..... 5

•

Added minimum and maximum over temperature limits for all Remote sensor source current specifications. .................... 5

Changes from Original (June 2015) to Revision A

Page

•

Released to production .......................................................................................................................................................... 1

Changes from Original (July 2015) to Revision #IMPLIED

Page

•

Changed from 3.0 pF to 2.5 pF typical Input Capacitance for A0 and A1 ............................................................................ 5