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INA827

SBOS631B – JUNE 2012 – REVISED NOVEMBER 2017

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Copyright © 2012–2017, Texas Instruments Incorporated

Table of Contents

1

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

2

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

3

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

4

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

5

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

6

Specifications......................................................... 4

6.1

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

6.2

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

6.3

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

6.4

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

6.5

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

6.6

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

7

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

7.1

Overview ................................................................. 16

7.2

Functional Block Diagram ....................................... 16

7.3

Feature Description................................................. 17

7.4

Device Functional Modes........................................ 23

8

Application and Implementation ........................ 24

8.1

Application Information............................................ 24

8.2

Typical Application .................................................. 25

9

Power Supply Recommendations ...................... 27

10

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

10.1

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

10.2

Layout Example .................................................... 27

11

Device and Documentation Support ................. 28

11.1

Documentation Support ........................................ 28

11.2

Receiving Notification of Documentation Updates 28

11.3

Community Resources.......................................... 28

11.4

Trademarks ........................................................... 28

11.5

Electrostatic Discharge Caution ............................ 28

11.6

Glossary ................................................................ 28

12

Mechanical, Packaging, and Orderable

Information ........................................................... 28

4 Revision History

Changes from Revision A (July 2013) to Revision B

Page

•

Added Device Information table, ESD Ratings table, Recommended Operating Conditions table, Overview section,

Functional Block Diagram section, Feature Description section, Device Functional Modes section, Application and

Implementation section, Power Supply Recommendations section, Layout section, Device and Documentation

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

•

Deleted device graphic from top of page 1 ............................................................................................................................ 1

•

Changed Features section: changed sub-bullets of Supply Range bullet ............................................................................. 1

•

Changed MSOP to VSSOP throughout document ................................................................................................................ 1

•

Changed single supply value in first paragraph of Description section ................................................................................. 1

•

Added Simplified Schematic title ............................................................................................................................................ 1

•

Deleted Package and Ordering Information table .................................................................................................................. 3

•

Changed Pin Configuration and Functionssection: changed section title, changed Pin Functions title, added I/O column .. 3

•

Changed test conditions of Input, PSRR and VCM parameters in Electrical Characteristics table ........................................ 5

•

Changed minimum specifications of Power Supply, VS parameter in Electrical Characteristics table .................................. 6

•

Changed Typical Characteristics section: moved conditions from title to conditions line under curve .................................. 7

•

Changed conditions of Figure 7 and Figure 8 ........................................................................................................................ 8

•

Changed conditions of Figure 37 and Figure 38 .................................................................................................................. 13

•

Changed power-supply range in Operating Voltage section ............................................................................................... 22

•

Changed power supply low level in Low-Voltage Operation section ................................................................................... 22

•

Added Design Requirements, Detailed Design Procedure, and Application Curves to the Typical Application section ..... 25

Changes from Original (June 2012) to Revision A

Page

•

Changed front-page graphic ................................................................................................................................................... 1

•

Updated Figure 15 .................................................................................................................................................................. 8

•

Updated Figure 16 .................................................................................................................................................................. 8

•

Updated Figure 61 ................................................................................................................................................................ 24