PCA9554ARGVR - Texas Instruments

Manufacturer Part Number

PCA9554ARGVR

Manufacturer

Texas Instruments

Introduction

PCA9554ARGVR is an I2C and SMBus compatible, 8-bit I/O expander with interrupt output from Texas Instruments designed for power-supply voltage ranging from 2.3V to 5.5V and suitable for surface mount.

Product Features and Performance

8 I/O pins expandable through I2C and SMBus interface

Individual I/O configuration possible

Interrupt output capability

Output type: Push-Pull

Clock frequency up to 400 kHz for fast data transfer

Power-On Reset (POR) feature

Supports up to 10mA source and 25mA sink current capabilities on output

Product Advantages

Provides flexibility due to 8 individually configurable I/Os

Efficient power management with low voltage operations and Power-On Reset feature

Smooth integration through I2C and SMBus interfaces

Enhanced system response with interrupt output

Key Technical Parameters

Number of I/O: 8

Interface: I2C, SMBus

Interrupt Output: Yes

Current Output Source/Sink: 10mA, 25mA

Clock Frequency: 400 kHz

Voltage Supply: 2.3V ~ 5.5V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Robust operation in a broad temperature range (-40°C to 85°C)

Reliability in varying power conditions (2.3V to 5.5V supply)

Compatibility

Compatible with devices requiring I2C or SMBus communication protocols

Application Areas

Industrial controls

Consumer electronics

Server management

Automotive modules

Product Lifecycle

Current status: Active

This product is not currently nearing discontinuation, and suitable replacements or upgrades would be found within similar Texas Instruments products

Several Key Reasons to Choose This Product

Broad compatibility with industrial and consumer electronic devices

Reliable performance over varying temperatures and voltages

Facilitates design scalability and flexibility with I/O expansion

Easy to incorporate into existing designs with standardized I2C/SMBus interfaces

Resilient electrical characteristics supporting demanding applications