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SN74HC273PWG4 数据表(PDF) 2 Page - Texas Instruments |
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SN74HC273PWG4 数据表(HTML) 2 Page - Texas Instruments |
2 / 32 page 2 SN54HC273, SN74HC273 SCLS136E – DECEMBER 1982 – REVISED JULY 2016 www.ti.com Product Folder Links: SN54HC273 SN74HC273 Submit Documentation Feedback Copyright © 1982–2016, 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......................................................... 4 6.1 Absolute Maximum Ratings ...................................... 4 6.2 ESD Ratings – SN74HC273 ..................................... 4 6.3 Recommended Operating Conditions ....................... 4 6.4 Thermal Information .................................................. 5 6.5 Electrical Characteristics........................................... 5 6.6 Electrical Characteristics – SN54HC273 .................. 5 6.7 Electrical Characteristics – SN74HC273 .................. 6 6.8 Timing Requirements ................................................ 6 6.9 Timing Requirements – SN54HC273........................ 7 6.10 Timing Requirements – SN74HC273...................... 7 6.11 Switching Characteristics ........................................ 8 6.12 Switching Characteristics – SN54HC273................ 8 6.13 Switching Characteristics – SN74HC273................ 8 6.14 Operating Characteristics........................................ 9 6.15 Typical Characteristics ............................................ 9 7 Parameter Measurement Information ................ 10 8 Detailed Description ............................................ 11 8.1 Overview ................................................................. 11 8.2 Functional Block Diagram ....................................... 11 8.3 Feature Description................................................. 11 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 ..................... 13 11 Layout................................................................... 13 11.1 Layout Guidelines ................................................. 13 11.2 Layout Example .................................................... 13 12 Device and Documentation Support ................. 14 12.1 Documentation Support ........................................ 14 12.2 Related Links ........................................................ 14 12.3 Receiving Notification of Documentation Updates 14 12.4 Community Resources.......................................... 14 12.5 Trademarks ........................................................... 14 12.6 Electrostatic Discharge Caution ............................ 14 12.7 Glossary ................................................................ 14 13 Mechanical, Packaging, and Orderable Information ........................................................... 14 4 Revision History NOTE: Page numbers for previous revisions may differ from page numbers in the current version. Changes from Revision D (August 2003) to Revision E Page • Added Device Information table, ESD Ratings table, Thermal Information table, 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 • Removed Ordering Information table, see POA at the end of the data sheet........................................................................ 1 • Added Military Disclaimer to Features.................................................................................................................................... 1 |
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