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PCF8574APWR Datasheet(PDF) 2 Page - Texas Instruments |
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PCF8574APWR Datasheet(HTML) 2 Page - Texas Instruments |
2 / 35 page PCF8574A SCPS069F – JULY 2001 – REVISED NOVEMBER 2015 www.ti.com Table of Contents 8.2 Functional Block Diagram ....................................... 11 1 Features .................................................................. 1 8.3 Feature Description................................................. 12 2 Applications ........................................................... 1 8.4 Device Functional Modes........................................ 13 3 Description ............................................................. 1 9 Application and Implementation ........................ 15 4 Revision History..................................................... 2 9.1 Application Information............................................ 15 5 Pin Configuration and Functions ......................... 3 9.2 Typical Application ................................................. 15 6 Specifications......................................................... 4 10 Power Supply Recommendations ..................... 18 6.1 Absolute Maximum Ratings .................................... 4 10.1 Power-On Reset Requirements ........................... 18 6.2 ESD Ratings.............................................................. 4 11 Layout................................................................... 20 6.3 Recommended Operating Conditions ....................... 4 11.1 Layout Guidelines ................................................. 20 6.4 Thermal Information .................................................. 4 11.2 Layout Example .................................................... 20 6.5 Electrical Characteristics........................................... 5 12 Device and Documentation Support ................. 21 6.6 I2C Interface Timing Requirements........................... 5 12.1 Trademarks ........................................................... 21 6.7 Switching Characteristics .......................................... 5 12.2 Electrostatic Discharge Caution ............................ 21 6.8 Typical Characteristics .............................................. 6 12.3 Glossary ................................................................ 21 7 Parameter Measurement Information .................. 8 13 Mechanical, Packaging, and Orderable 8 Detailed Description ............................................ 11 Information ........................................................... 21 8.1 Overview ................................................................. 11 4 Revision History Changes from Revision E (January 2015) to Revision F Page • Added Junction temperature to the Absolute Maximum Ratings (2) ....................................................................................... 4 • Changed Supply Current (A) To: Supply Current (µA) and fSCL = 400 kHz to fSCL = 100 kHz in Figure 1 ............................ 6 • Changed Supply Current (A) To: Supply Current (µA) in Figure 2 ........................................................................................ 6 • Changed Supply Current (A) To: Supply Current (µA) and fSCL = 400 kHz to fSCL = 100 kHz in Figure 3 ............................ 6 Changes from Revision D (October 2005) to Revision E 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 2 Submit Documentation Feedback Copyright © 2001–2015, Texas Instruments Incorporated Product Folder Links: PCF8574A |
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