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TSC2014

SBAS484B – SEPTEMBER 2010 – REVISED DECEMBER 2016

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Table of Contents

1

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

2

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

3

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

4

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

5

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

6

Electrical Specifications........................................ 4

6.1

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

6.2

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

6.3

Thermal Information .................................................. 4

6.4

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

6.5

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

6.6

Timing Requirements for Figure 1: I2C Standard

Mode (fSCL = 100 kHz) .............................................. 7

6.7

Timing Requirements for Figure 1: I2C Fast Mode

(fSCL = 400 kHz) ........................................................ 7

6.8

Timing Requirements for Figure 2: I2C High-Speed

Mode (fSCL = 1.7 MHz)............................................... 8

6.9

Timing Requirements for Figure 2: I2C High-Speed

Mode (fSCL = 3.4 MHz) .............................................. 8

6.10

Timing Information .................................................. 9

6.11

Typical Characteristics .......................................... 10

7

Detailed Description ............................................ 13

7.1

Overview ................................................................. 13

7.2

Functional Block Diagram ....................................... 13

7.3

Feature Description................................................. 13

7.4

Device Functional Modes........................................ 22

7.5

Programming .......................................................... 33

7.6

Register Maps ........................................................ 37

8

Application and Implementation ........................ 51

8.1

Application Information............................................ 51

8.2

Typical Application ................................................. 51

9

Power Supply Recommendations ...................... 53

9.1

Power Supply Decoupling Capacitors .................... 53

10

Layout................................................................... 54

10.1

Layout Guidelines ................................................. 54

10.2

Layout Example .................................................... 55

11

Device and Documentation Support ................. 56

11.1

Receiving Notification of Documentation Updates 56

11.2

Community Resources.......................................... 56

11.3

Trademarks ........................................................... 56

11.4

Electrostatic Discharge Caution ............................ 56

11.5

Glossary ................................................................ 56

12

Mechanical, Packaging, and Orderable

Information ........................................................... 56

4 Revision History

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

Changes from Revision A (February 2012) to Revision B

Page

•

Added Device Information table, ESD Ratings table, Recommended Operating Conditions table, Feature

Description section, Device Functional Modes section, Application and Implementation sectionPower Supply

Recommendations section, Layout section, Device and Documentation Support section, and Mechanical,

Packaging, and Orderable Information section ...................................................................................................................... 1

•

Deleted the ORDERING INFORMATION table...................................................................................................................... 1

Changes from Original (September 2010) to Revision A

Page

•

Changed notes for 100kHz Timing Requirements table......................................................................................................... 7

•

Changed notes for 400kHz Timing Requirements table......................................................................................................... 7

•

Changed notes for 1.7MHz Timing Requirements table ........................................................................................................ 8

•

Changed Fall Time for SDA Signal from 20ns to 1ns for 1.7MHz Timing Requirements table ............................................. 8

•

Changed notes for 3.4MHz Timing Requirements table ........................................................................................................ 8

•

Changed Fall Time for SDA Signal from 10ns to 1ns for 3.4MHz Timing Requirements table ............................................. 8