LP87702 datasheet(2/99 Pages) TI

2 / 99 page

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 I2C Serial Bus Timing Parameters............................ 13

7.7 Typical Characteristics.............................................. 15

8 Detailed Description......................................................16

8.1 Overview................................................................... 16

8.2 Functional Block Diagram......................................... 17

8.3 Feature Descriptions.................................................17

8.4 Device Functional Modes..........................................40

8.5 Programming............................................................ 42

8.6 Register Maps...........................................................45

9 Application and Implementation.................................. 79

9.1 Application Information............................................. 79

9.2 Typical Application.................................................... 79

10 Power Supply Recommendations..............................88

11 Layout........................................................................... 88

11.1 Layout Guidelines................................................... 88

11.2 Layout Example...................................................... 89

12 Device and Documentation Support..........................90

12.1 Third-Party Products Disclaimer............................. 90

12.2 Receiving Notification of Documentation Updates..90

12.3 Support Resources................................................. 90

12.4 Trademarks.............................................................90

12.5 Electrostatic Discharge Caution..............................90

12.6 Glossary..................................................................90

13 Mechanical, Packaging, and Orderable

Information.................................................................... 90

4 Revision History

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

Changes from Revision B (September 2019) to Revision C (June 2021)

Page

• Functional safety related features moved under Functional Safety Quality-Managed....................................... 1

• Updated the numbering format for tables, figures, and cross-references throughout the document..................1

• Changed multiple register bit descriptions........................................................................................................45

Changes from Revision A (July 2018) to Revision B (September 2019)

Page

• Added FMEDA and Functional Safety Manual support availability feature........................................................ 1

• Changed Description wording.............................................................................................................................1

• Added test condition .......................................................................................................................................... 7

• Changed from typical value to max value ..........................................................................................................7

• Added comment on VANAOVP setting and it's impact on device input voltage range ......................................16

• Added comment on minimum WDI pulse length...............................................................................................26

• Changed BOOST_SC_INT bit set delay from immediate to 1 ms ................................................................... 36

• Changed multiple register bit descriptions........................................................................................................45

Changes from Revision * (December 2017) to Revision A (July 2018)

Page

• First release of production-data data sheet ....................................................................................................... 1

LP87702-Q1

SNVSAL1C – DECEMBER 2017 – REVISED JUNE 2021

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