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OPA322, OPA322S

OPA2322, OPA2322S

OPA4322, OPA4322S

SBOS538F – JANUARY 2011 – REVISED DECEMBER 2016

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Product Folder Links: OPA322 OPA322S OPA2322 OPA2322S OPA4322 OPA4322S

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Copyright © 2011–2016, Texas Instruments Incorporated

Table of Contents

1

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

2

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

3

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

4

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

5

Pin Configuration and Functions ......................... 4

6

Specifications......................................................... 7

6.1

Absolute Maximum Ratings ...................................... 7

6.2

ESD Ratings.............................................................. 7

6.3

Recommended Operating Conditions ....................... 7

6.4

Thermal Information: OPA322, OPA322S ................ 8

6.5

Thermal Information: OPA2322, OPA2322S ............ 8

6.6

Thermal Information: OPA4322, OPA4322S ............ 8

6.7

Electrical Characteristics........................................... 9

6.8

Typical Characteristics ............................................ 11

7

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

7.1

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

7.2

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

7.3

Feature Description................................................. 16

7.4

Device Functional Modes........................................ 20

8

Application and Implementation ........................ 21

8.1

Application Information............................................ 21

8.2

Typical Application .................................................. 22

9

Power Supply Recommendations ...................... 23

10

Layout................................................................... 24

10.1

Layout Guidelines ................................................. 24

10.2

Layout Example ................................................... 24

11

Device and Documentation Support ................. 25

11.1

Device Support...................................................... 25

11.2

Documentation Support ........................................ 26

11.3

Related Links ........................................................ 26

11.4

Receiving Notification of Documentation Updates 26

11.5

Community Resources.......................................... 26

11.6

Trademarks ........................................................... 27

11.7

Electrostatic Discharge Caution ............................ 27

11.8

Glossary ................................................................ 27

12

Mechanical, Packaging, and Orderable

Information ........................................................... 27

4 Revision History

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

Changes from Revision E (June 2012) to Revision F

Page

•

Added ESD Ratings table, Feature Description section, Device Functional Modes, Application and Implementation

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

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

•

Changed device package descriptions to current standards ................................................................................................. 1

•

Deleted Package/Ordering Information table; see Package Option Addendum at the end of this data sheet ...................... 7

Changes from Revision D (March 2012) to Revision E

Page

•

Changed product status from Production Data to Mixed Status ............................................................................................ 1

•

Updated D and DGK pinout drawing ...................................................................................................................................... 5

•

Added Figure 26 to Figure 29............................................................................................................................................... 15

•

Added Shutdown Function section ....................................................................................................................................... 20

Changes from Revision C (November 2011) to Revision D

Page

•

Changed product status from Mixed Status to Production Data ............................................................................................ 1

•

Added OPA4322, OPA4322S to the Input Bias Current, Input bias current, Over temperature parameter in Electrical

Characteristics table ............................................................................................................................................................... 9

•

Changed Power Supply, OPA4322, OPA4322S Over temperature parameter maximum specification in the Electrical

Characteristics table ............................................................................................................................................................. 10

Changes from Revision B (July 2011) to Revision C

Page

•

Changed status of OPA2322 SO-8 (D) to production data from product preview ................................................................. 1