ISO7720QDQ1 datasheet(2/36 Pages) TI1

Part #	ISO7720QDQ1

Description	High-Speed, Robust EMC Reinforced Dual-Channel Digital Isolators

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Manufacturer	TI1 [Texas Instruments]

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ISO7720-Q1, ISO7721-Q1

SLLSEU1 – MARCH 2017

www.ti.com

Product Folder Links: ISO7720-Q1 ISO7721-Q1

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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......................................................... 4

6.1

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

6.2

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

6.3

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

6.4

Thermal Information .................................................. 5

6.5

Power Ratings........................................................... 5

6.6

Insulation Specifications............................................ 6

6.7

Safety-Related Certifications..................................... 7

6.8

Safety Limiting Values .............................................. 7

6.9

Electrical Characteristics—5-V Supply ..................... 8

6.10

Supply Current Characteristics—5-V Supply .......... 8

6.11

Electrical Characteristics—3.3-V Supply ................ 9

6.12

Supply Current Characteristics—3.3-V Supply ....... 9

6.13

Electrical Characteristics—2.5-V Supply .............. 10

6.14

Supply Current Characteristics—2.5-V Supply ..... 10

6.15

Switching Characteristics—5-V Supply................. 11

6.16

Switching Characteristics—3.3-V Supply.............. 11

6.17

Switching Characteristics—2.5-V Supply.............. 11

6.18

Insulation Characteristics Curves ......................... 12

6.19

Typical Characteristics .......................................... 13

7

Parameter Measurement Information ................ 15

8

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

8.1

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

8.2

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

8.3

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

8.4

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

9

Applications and Implementation ...................... 19

9.1

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

9.2

Typical Application .................................................. 19

10

Power Supply Recommendations ..................... 21

11

Layout................................................................... 21

11.1

Layout Guidelines ................................................. 21

11.2

Layout Example .................................................... 21

12

Device and Documentation Support ................. 22

12.1

Documentation Support ........................................ 22

12.2

Related Links ........................................................ 22

12.3

Receiving Notification of Documentation Updates 22

12.4

Community Resources.......................................... 22

12.5

Trademarks ........................................................... 22

12.6

Electrostatic Discharge Caution ............................ 22

12.7

Glossary ................................................................ 22

13

Mechanical, Packaging, and Orderable

Information ........................................................... 23

4 Revision History

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

DATE

REVISION

NOTES

March 2017

*

Initial release.

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