PCF8575CDW - Texas Instruments

Manufacturer Part Number

PCF8575CDW

Manufacturer

Texas Instruments

Introduction

The PCF8575CDW is a 16-bit I2C-bus and SMBus input/output expander. It provides a simple and cost-effective method to expand the input/output capability of any microcontroller or microprocessor that supports the I2C-bus or SMBus interface. The device features 16 general-purpose, software-programmable input/output (I/O) pins, with an additional interrupt output.

Product Features and Performance

16 general-purpose, software-programmable I/O pins

I2C-bus and SMBus compatible interface

Interrupt output

Power-on reset

Open-drain output structure

Output current up to 25mA per pin

Operating voltage range of 4.5V to 5.5V

Wide operating temperature range of -40°C to 85°C

Product Advantages

Simplifies system design by expanding I/O capability

Reduces component count and board space

Seamless integration with microcontrollers and processors supporting I2C-bus or SMBus

Reliable and robust performance across a wide temperature range

Key Reasons to Choose This Product

Versatile I/O expansion for a wide range of applications

Cost-effective solution for adding more I/O pins

Proven reliability and performance from a trusted manufacturer

Supports both I2C-bus and SMBus interfaces

Quality and Safety Features

Robust open-drain output structure

Overcurrent and short-circuit protection

Electrostatic discharge (ESD) protection

Compatibility

The PCF8575CDW is compatible with microcontrollers and processors that support the I2C-bus or SMBus interface.

Application Areas

Industrial automation and control systems

Home and building automation

Embedded systems

IoT (Internet of Things) devices

Robotics and mechatronics

Product Lifecycle

The PCF8575CDW is an obsolete product and has been discontinued by Texas Instruments. Customers should consider alternative or equivalent models that may be available from Texas Instruments or other manufacturers. Please contact our website's sales team for more information on suitable replacement options.