PCF8574RGYR - Texas Instruments

Manufacturer Part Number

PCF8574RGYR

Manufacturer

texas-instruments

Introduction

PCF8574RGYR is an I/O expander from Texas Instruments, designed to enhance the number of I/Os available for use in a variety of microcontroller-based applications.

Product Features and Performance

8-bit remote I/O expander

I2C interface for easy integration

Interrupt output for improved performance

Power-on reset (POR) feature

Push-pull outputs

Supports clock frequencies up to 100 kHz

Compatible with supply voltages from 2.5V to 6V

Product Advantages

Increases available I/O pins on a microcontroller

Simplifies design by handling I2C communication complexity

Efficient power usage supports battery-operated devices

Compact 20-VFQFN package saves board space

Key Technical Parameters

Number of I/O: 8

Interface: I2C

Clock Frequency: 100 kHz

Voltage Supply: 2.5V ~ 6V

Current Output Source/Sink: 1mA, 25mA

Quality and Safety Features

Operating Temperature range of -40°C to 85°C

Robust surface mount package

Compatibility

Compatible with various microprocessors and microcontrollers that support I2C communication

Application Areas

Extended I/O for microcontrollers

Industrial control systems

Home automation systems

Server management

Product Lifecycle

Currently active product status

No current information on discontinuation or replacement

Several Key Reasons to Choose This Product

Enhances microcontroller systems with limited I/O capabilities

Easy to integrate and use with existing I2C systems

Supports a wide range of supply voltages

Provides reliable operation across a wide temperature range

Compact, space-saving design suitable for modern electronic systems