PCA9535CPW,112 Overview
It has 16 I/Os programmed.A 24-TSSOP (0.173, 4.40mm Width)-shaped packaging surrounds the device.There is a Tube case available for this product.In 2.3V~5.5V, it is provided as a votage.A Surface Mount mounting type is recommended.Working temperature range -40°C~85°C is required for the device.In order to achieve its performance, its output frequency must work at 400kHz.POR can also be established with this device.
PCA9535CPW,112 Features

PCA9535CPW,112 Applications
There are a lot of Rochester Electronics, LLC
PCA9535CPW,112 I/O Expanders applications.

Common Mode Voltage Translation
Portable Instrumentation
Multiprotocol RFID Readers: EPC-GEN2, ISD and IPX
IDEN, PHS, GSM Basestations
Repeaters, Radio Links, and Modems
Wireless Telemetry
JTRS
802.11x Receivers
IDEN
PHS

Mounting Type	Surface Mount
Package / Case	24-TSSOP (0.173, 4.40mm Width)
Supplier Device Package	24-TSSOP
Operating Temperature	-40°C~85°C
Packaging	Tube
Feature	POR
Part Status	Obsolete
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Voltage - Supply	2.3V~5.5V
Output Type	Open Drain
Interface	I2C, SMBus
Number of I/O	16
Clock Frequency	400kHz
Interrupt Output	Yes
Current - Output Source/Sink	10mA 25mA
RoHS Status	ROHS3 Compliant