TCA9554DWT - Texas Instruments

Manufacturer Part Number

TCA9554DWT

Manufacturer

Texas Instruments

Introduction

The TCA9554DWT is an 8-bit I/O expander with I²C-bus interface. It provides 8 general-purpose input/output (GPIO) pins that can be individually configured as inputs or outputs. The device features a programmable interrupt output and supports a wide supply voltage range of 1.65V to 5.5V, making it suitable for a variety of applications.

Product Features and Performance

8 general-purpose I/O pins

I²C-bus interface with 400 kHz clock frequency

Programmable interrupt output

Power-on reset (POR) function

Push-pull output type

Wide supply voltage range of 1.65V to 5.5V

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

Surface mount package (16-SOIC)

Product Advantages

Flexible I/O configuration to meet diverse application needs

Programmable interrupt output for efficient system monitoring

Wide supply voltage range for compatibility with different system designs

Robust operating temperature range for use in various environments

Key Reasons to Choose This Product

Versatile I/O expander with a wide range of features

Ease of integration with I²C-based systems

Reliable performance across a broad operating voltage and temperature range

Space-efficient surface mount package for compact system designs

Quality and Safety Features

Complies with industry standards for quality and reliability

Designed and manufactured to meet safety requirements

Compatibility

Compatible with I²C-based systems and microcontrollers

Application Areas

Industrial automation and control systems

Embedded systems

Consumer electronics

Power management applications

Product Lifecycle

The TCA9554DWT is an active product, and Texas Instruments has not announced any plans for its discontinuation. There are equivalent or alternative models available, such as the TCA9517A and the PCA9554. Customers are advised to contact our website's sales team for more information on these alternatives or any future product changes.