SN54AHC540, SN74AHC540
SCLS260M – DECEMBER 1995 – REVISED MAY 2016
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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 ......................... 4
6 Specifications......................................................... 5
6.1 Absolute Maximum Ratings ...................................... 5
6.2 ESD Ratings.............................................................. 5
6.3 Recommended Operating Conditions....................... 5
6.4 Thermal Information .................................................. 6
6.5 Electrical Characteristics........................................... 6
6.6 Switching Characteristics, VCC = 3.3 V ± 0.3 V ........ 7
6.7 Switching Characteristics, VCC = 5 V ± 0.5 V ........... 7
6.8 Noise Characteristics ................................................ 8
6.9 Operating Characteristics.......................................... 8
6.10 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........................................ 10
9 Application and Implementation ........................ 11
9.1 Application Information............................................ 11
9.2 Typical Application ................................................. 11
10 Power Supply Recommendations ..................... 12
10.1 Layout Guidelines ................................................. 12
11 Layout................................................................... 12
11.1 Layout Example .................................................... 12
12 Device and Documentation Support ................. 13
12.1 Community Resources.......................................... 13
12.2 Related Links ........................................................ 13
12.3 Trademarks ........................................................... 13
12.4 Electrostatic Discharge Caution ............................ 13
12.5 Glossary ................................................................ 13
13 Mechanical, Packaging, and Orderable
Information ........................................................... 13
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision L (October 2015) to Revision M
Page
• Updated front page Simplified Schematic diagram ............................................................................................................... 1
• Updated Pin Out drawing diagrams to new standard ............................................................................................................ 4
• Updated Functional Block Diagram ..................................................................................................................................... 10
• Updated Outputs in Function Table of Device Functional Modes section .......................................................................... 10
Changes from Revision K (September 2014) to Revision L
Page
• Added junction temperature .................................................................................................................................................. 5
• Updated the Handling Ratings table to an ESD Ratings table and move the storage temperature to the Absolute
Maximum Ratings table ......................................................................................................................................................... 5
• Corrected the Overview to state that the outputs provide non-inverted data ...................................................................... 10
• Added Community Resources ............................................................................................................................................. 13
Changes from Revision J (July 2003) to Revision K
Page
• Updated document to new TI data sheet format. ................................................................................................................... 1
• Deleted Ordering Information table ........................................................................................................................................ 1
• Added Military Disclaimer to Features list .............................................................................................................................. 1
• Added Applications ................................................................................................................................................................. 1
• Updated the simplified schematic........................................................................................................................................... 1
• Added Pin Functions table...................................................................................................................................................... 4
• Added Handling Ratings table ................................................................................................................................................ 5
• Extended operating temperature range to 125°C................................................................................................................... 5
• Added Thermal Information table. .......................................................................................................................................... 6
• Added –40°C to 125°C range for SN74AHC540 in Electrical Characteristics table............................................................... 6
2
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