Table of Contents

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

2 Applications..................................................................... 1

3 Description.......................................................................1

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

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

Pin 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 Electrical Characteristics - 74..................................... 5

6.6 Electrical Characteristics - 54..................................... 6

6.7 Timing Requirements - 74...........................................6

6.8 Timing Requirements - 54...........................................7

6.9 Switching Characteristics - 74.....................................7

6.10 Switching Characteristics - 54...................................8

6.11 Operating Characteristics..........................................8

6.12 Typical Characteristics.............................................. 8

7 Parameter Measurement Information............................ 9

8 Detailed Description......................................................10

8.1 Overview................................................................... 10

8.2 Functional Block Diagram......................................... 10

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

8.4 Device Functional Modes..........................................11

9 Application and Implementation.................................. 12

9.1 Application Information............................................. 12

9.2 Typical Application.................................................... 12

10 Power Supply Recommendations..............................15

11 Layout........................................................................... 16

11.1 Layout Guidelines................................................... 16

11.2 Layout Example...................................................... 16

12 Device and Documentation Support..........................17

12.1 Documentation Support.......................................... 17

12.2 Support Resources................................................. 17

12.3 Trademarks.............................................................17

12.4 Electrostatic Discharge Caution..............................17

12.5 Glossary..................................................................17

13 Mechanical, Packaging, and Orderable

Information.................................................................... 17

4 Revision History

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

Changes from Revision E (December 2015) to Revision F (June 2021)

Page

• Updated to new data sheet standards................................................................................................................ 1

• RθJA increased for the D (86 to 133.6 ℃/W), DB (96 to 107.7 ℃/W), NS (76 to 122.6 ℃/W), and PW (113 to

151.7

℃/W) and decreased for the N package (80 to 61.9 ℃/W) .....................................................................5

SN74HC74, SN54HC74

SCLS094F – DECEMBER 1982 – REVISED JUNE 2021

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