2

INA3221-Q1

SBOS776B – MARCH 2016 – REVISED MARCH 2016

www.ti.com

Product Folder Links: INA3221-Q1

Submit Documentation Feedback

Copyright © 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 .................................................. 4

7.5

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

7.6

Typical Characteristics .............................................. 6

8

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

8.1

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

8.2

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

8.3

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

8.4

Device Functional Modes........................................ 15

8.5

Programming .......................................................... 19

8.6

Register Maps ......................................................... 23

9

Application and Implementation ........................ 35

9.1

Application Information............................................ 35

9.2

Typical Application ................................................. 35

10

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

11

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

11.1

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

11.2

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

12

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

12.1

Device Support...................................................... 38

12.2

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

12.3

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

12.4

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

12.5

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

12.6

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

13

Mechanical, Packaging, and Orderable

Information ........................................................... 38

4 Revision History

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

Changes from Revision A (March 2016) to Revision B

Page

•

Changed HBM value from ±2000 V to ±2500 V in ESD Ratings table ................................................................................. 4

Changes from Original (March 2016) to Revision A

Page

•

Changed from product preview to production data ................................................................................................................ 1