CAT9554WI-GT2 - onsemi

Manufacturer Part Number

CAT9554WI-GT2

Manufacturer

onsemi

Introduction

Interface I/O expander providing additional digital I/O ports

Product Features and Performance

8 programmable I/O ports

I2C and SMBus interface compatibility

Interrupt output feature for event notification

Power-on Reset (POR) feature for reliable operation

Push-Pull output type for straightforward interface with logic circuits

Operational clock frequency of up to 400 kHz

Product Advantages

Expands I/O capacity without additional microcontroller pins

Supports hot-swapping and hot-plugging in I2C/SMBus systems

Key Technical Parameters

8 I/Os expandable

10mA, 24mA source/sink current capability

3V to 5.5V supply voltage range

400 kHz clock frequency

Operating temperature range from -40°C to 85°C

Quality and Safety Features

Built-for stringent industrial temperature ranges

Robust surface mount package for reliable soldering and PCB stability

Compatibility

Works with I2C and SMBus protocols

Can be interfaced with a wide range of microcontrollers, microprocessors, and logic systems

Application Areas

Embedded systems

Industrial control

Server management

PC motherboards

Robotics

Product Lifecycle

Obsolete

Replacement or upgrade options may be limited

Several Key Reasons to Choose This Product

Offers a quick and easy way to expand I/O capabilities

Supports widely used I2C and SMBus for easy integration

Provides flexible power options and robust output drivers

Facilitates design scalability with minimum hardware changes

Designed for a broad range of industrial and commercial applications