pca9539 datasheet

PCA9539
SCPS130G –AUGUST 2005–REVISED JUNE 2014 www.ti.com
Table of Contents
1 Features.................................................................. 1 8 Detailed Description............................................ 14
8.1 Functional Block Diagram ....................................... 14
2 Description ............................................................. 1
8.2 Device Functional Modes........................................ 16
3 Revision History..................................................... 2
8.3 Programming........................................................... 17
4 Description (Continued)........................................ 3
9 Application And Implementation........................ 24
5 Pin Configuration and Functions......................... 3
9.1 Typical Application ................................................. 24
6 Specifications......................................................... 5
10 Power Supply Recommendations ..................... 26
6.1 Absolute Maximum Ratings ..................................... 5
10.1 Power-On Reset Requirements ........................... 26
6.2 Handling Ratings....................................................... 5
10.2 Power-On Reset Errata......................................... 27
6.3 Recommended Operating Conditions....................... 5
11 Device and Documentation Support ................. 28
6.4 Electrical Characteristics........................................... 6
11.1 Trademarks........................................................... 28
6.5 I
2
C Interface Timing Requirements.......................... 7
11.2 Electrostatic Discharge Caution............................ 28
6.6 RESET Timing Requirements................................... 7
11.3 Glossary................................................................ 28
6.7 Switching Characteristics.......................................... 7
12 Mechanical, Packaging, and Orderable
6.8 Typical Characteristics.............................................. 8
Information ........................................................... 28
7 Parameter Measurement Information ................ 10
3 Revision History
Changes from Revision F (January 2011) to Revision G Page
• Added RESET Errata section............................................................................................................................................... 16
• Added Interrupt Errata section.............................................................................................................................................. 17
• Power-On Reset Errata section............................................................................................................................................ 27
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