Datasheet Texas Instruments PCA9538DBR

Remote 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output, Reset, and Config Registers 16-SSOP -40 to 85

Datasheets

PDF, 824 Kb, Revision: F, File published: Jun 12, 2014

Extract from the document

Lifecycle Status	Active (Recommended for new designs)
Manufacture's Sample Availability	Yes

I2C Address	1110 0xx
Max Frequency	400 kHz
Number of I/Os	8
Operating Temperature Range	-40 to 85 C
Package Group	SSOP
Rating	Catalog
VCC(Max)	5.5 V
VCC(Min)	2.3 V
Voltage Nodes	2.7,3.3,3.6,5 V
fSCLK(Max)	0.4 MHz

RoHS

Compliant

Download
Programming Fun Lights With TI's TCA6507
PDF, 109 Kb, File published: Nov 30, 2007
Download
Choosing the Correct I2C Device for New Designs
PDF, 87 Kb, File published: Sep 7, 2016
The I2C bus is a very popular and powerful bus used for communication between a single (or multiple)master and a single (or multiple) slave device. In many applications there is a potential need for moreslave devices on the bus, isolation between similar addressed slaves, or a need for more I/Os. Theseneeds can be solved with an I2C buffer, switch, and I/O expander.The application note h
Download
Maximum Clock Frequency of I2C Bus Using Repeaters
PDF, 116 Kb, File published: May 15, 2015
TCA9617 Maximum Allowed Frequency on I2C Bus Using Repeaters
Download
I2C Bus Pull-Up Resistor Calculation
PDF, 157 Kb, File published: Feb 13, 2015
Download
Understanding the I2C Bus
PDF, 124 Kb, File published: Jun 30, 2015

Series: PCA9538 (10)