TCA9554DBQR - Texas Instruments

Manufacturer Part Number

TCA9554DBQR

Manufacturer

Texas Instruments

Introduction

8-bit I/O expander with interrupt

Product Features and Performance

POR (Power-On Reset) feature

Operates at 400kHz clock frequency

Supports supply voltage range of 1.65V to 5.5V

8 input/output pins

Interrupt output signal

Product Advantages

Simplifies system design with I/O expansion

Flexible supply voltage range

Built-in Power-On Reset function

Compact 16-SSOP package

Key Technical Parameters

Supply Voltage: 1.65V to 5.5V

Clock Frequency: 400kHz

Number of I/O Pins: 8

Operating Temperature: -40°C to 85°C

Quality and Safety Features

RoHS3 compliant

Reliable surface mount package (16-SSOP)

Compatibility

Compatible with a wide range of microcontrollers and digital systems

Application Areas

Industrial automation

Home appliances

Embedded systems

General-purpose I/O expansion

Product Lifecycle

Currently available, no discontinuation plans known

Key Reasons to Choose This Product

Simplified system design with I/O expansion

Flexible supply voltage range for wide compatibility

Built-in Power-On Reset for reliable operation

Compact and reliable surface mount package

Suitable for a variety of industrial and embedded applications