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OPA325, OPA2325, OPA4325

SBOS637D – OCTOBER 2016 – REVISED JUNE 2019

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Product Folder Links: OPA325 OPA2325 OPA4325

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Copyright © 2016–2019, 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......................................................... 5

6.1

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

6.2

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

6.3

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

6.4

Thermal Information: OPA325 .................................. 6

6.5

Thermal Information: OPA2325 ................................ 6

6.6

Thermal Information: OPA4325 ................................ 6

6.7

±1.1 V to ±2.75 V ....................................................... 7

6.8

Typical Characteristics .............................................. 9

7

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

7.1

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

7.2

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

7.3

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

7.4

Device Functional Modes........................................ 18

8

Application and Implementation ........................ 19

8.1

Application Information............................................ 19

8.2

Typical Application .................................................. 20

9

Power Supply Recommendations ...................... 25

10

Layout................................................................... 25

10.1

Layout Guidelines ................................................. 25

10.2

Layout Example .................................................... 26

11

Device and Documentation Support ................. 27

11.1

Documentation Support ........................................ 27

11.2

Related Links ........................................................ 27

11.3

Receiving Notification of Documentation Updates 27

11.4

Community Resources.......................................... 27

11.5

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

11.6

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

11.7

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 C (May 2019) to Revision D

Page

•

Added OPA325 and associated content to data sheet .......................................................................................................... 1

Changes from Revision B (February 2019) to Revision C

Page

•

Changed OPA4325 device status from preview to production data (active) ......................................................................... 1

Changes from Revision A (July 2017) to Revision B

Page

•

Added OPA4325 advance information device to data sheet.................................................................................................. 1

•

Added operating temperature to Absolute Maximum Ratings table ....................................................................................... 5

•

Deleted specified temperature from Absolute Maximum Ratings table; specified temperature already listed in

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

Changes from Original (October 2016) to Revision A

Page

•

Added new VSSOP package option for dual-channel device ................................................................................................ 1

•

Added top navigator icon for TI reference design ................................................................................................................. 1