PCA9554ADB - NXP Semiconductors

Manufacturer Part Number

PCA9554ADB

Manufacturer

texas-instruments

Introduction

The PCA9554ADB is an 8-bit I/O expander with I2C-bus/SMBus interface. It provides 8 general-purpose I/O pins that can be used as inputs or outputs, with an interrupt output pin to signal state changes. The device offers a power-on reset function and push-pull output drivers capable of sinking or sourcing up to 25 mA per pin.

Product Features and Performance

8-bit I/O expander with I2C-bus/SMBus interface

8 general-purpose I/O pins

Interrupt output pin to signal state changes

Power-on reset function

Push-pull output drivers capable of sinking or sourcing up to 25 mA per pin

Operating voltage range: 2.3V to 5.5V

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

400 kHz clock frequency

Product Advantages

Flexible I/O configuration with individual pin direction control

Interrupt capability to signal state changes

Robust push-pull output drivers

Wide operating voltage and temperature ranges

Key Reasons to Choose This Product

Seamless integration with I2C-bus/SMBus systems

Reliable performance across a wide range of operating conditions

Efficient power consumption and small package size

Cost-effective solution for expanding I/O capabilities

Quality and Safety Features

Robust design and ESD protection

Compliance with industry standards

Compatibility

The PCA9554ADB is compatible with I2C-bus and SMBus systems.

Application Areas

Industrial automation and control systems

Embedded systems

Consumer electronics

Portable devices

Product Lifecycle

The PCA9554ADB is in the last time buy phase. Customers are advised to contact our website's sales team for information on equivalent or alternative models.