TIC12400DCPR datasheet(2/137 Pages) TI1

Part #	TIC12400DCPR

Description	24-Input Multiple Switch Detection Interface (MSDI) Device With Integrated ADC and Adjustable Wetting Current

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Manufacturer	TI1 [Texas Instruments]

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TIC12400

SCPS269 – SEPTEMBER 2017

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Product Folder Links: TIC12400

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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

Specifications......................................................... 5

6.1

Absolute Maximum Ratings ...................................... 5

6.2

ESD Ratings ............................................................ 5

6.3

Recommended Operating Conditions ....................... 5

6.4

Thermal Information .................................................. 6

6.5

Electrical Characteristics........................................... 6

6.6

Timing Requirements ............................................... 9

6.7

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

7

Parameter Measurement Information ................ 12

8

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

8.1

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

8.2

Functional Block Diagram ....................................... 14

8.3

Feature Description................................................. 15

8.4

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

8.5

Programming .......................................................... 45

8.6

Register Maps ......................................................... 49

8.7

Programming Guidelines....................................... 121

9

Application and Implementation ...................... 124

9.1

Application Information.......................................... 124

9.2

Digital IO Switches and Analog Voltage

Monitoring .............................................................. 124

10

Power Supply Recommendations ................... 127

11

Layout................................................................. 128

11.1

Layout Guidelines ............................................... 128

11.2

Layout Example .................................................. 129

12

Device and Documentation Support ............... 130

12.1

Receiving Notification of Documentation

Updates.................................................................. 130

12.2

Community Resources........................................ 130

12.3

Trademarks ......................................................... 130

12.4

Electrostatic Discharge Caution .......................... 130

12.5

Glossary .............................................................. 130

13

Mechanical, Packaging, and Orderable

Information ......................................................... 130

4 Revision History

DATE

REVISION

NOTES

September 2017

*

Initial release.

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