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SN74AHCT1G125

SCLS378N – AUGUST 1997 – REVISED JANUARY 2016

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Copyright © 1997–2016, Texas Instruments Incorporated

Table of Contents

1

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

2

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

3

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

4

Simplified Schematic............................................. 1

5

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

6

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

7

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

7.1

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

7.2

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

7.3

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

7.4

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

7.5

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

7.6

Switching Characteristics .......................................... 5

7.7

Operating Characteristics.......................................... 6

7.8

Typical Characteristics .............................................. 6

8

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

9

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

9.1

Overview ................................................................... 8

9.2

Functional Block Diagram ......................................... 8

9.3

Feature Description................................................... 8

9.4

Device Functional Modes.......................................... 8

10

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

10.1

Application Information............................................ 9

10.2

Typical Application ................................................. 9

11

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

12

Layout................................................................... 11

12.1

Layout Guidelines ................................................. 11

12.2

Layout Example .................................................... 11

13

Device and Documentation Support ................. 11

13.1

Trademarks ........................................................... 11

13.2

Electrostatic Discharge Caution ............................ 11

13.3

Glossary ................................................................ 11

14

Mechanical, Packaging, and Orderable

Information ........................................................... 11

5 Revision History

Changes from Revision M (December 2014) to Revision N

Page

•

(1) ................................................................................... 4

•

Changed figure 3 in Functional Block Diagram ...................................................................................................................... 8

Changes from Revision L (June 2005) to Revision M

Page

•

Added Applications, Device Information table, Pin Functions table, ESD Ratings table, Thermal Information table,

Typical Characteristics, 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

•

Deleted Ordering Information table. ....................................................................................................................................... 1

•

Changed MAX operating temperature to 125°C in Recommended Operating Conditions table. .......................................... 4