TCA6416AZQSR - Texas Instruments

Manufacturer Part Number

TCA6416AZQSR

Manufacturer

Texas Instruments

Introduction

The TCA6416AZQSR is an Interface I/O Expander designed by Texas Instruments, providing a simple solution to expand bidirectional I/O lines when using a microcontroller or microprocessor with a limited number of GPIOs.

Product Features and Performance

16-bit I/O expander with I2C and SMBus interface

Interrupt output for input change detection

Power-on Reset (POR) feature

Push-Pull output type

High-speed I2C interface (400 kHz)

Supports voltage levels from 1.65V to 5.5V

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

Product Advantages

Allows for significant expansion of I/O lines

Suitable for battery-operated and low-power applications

Compatible with multiple microcontrollers through I2C/SMBus

Enables direct interrupt for host controller

Key Technical Parameters

Number of I/O: 16

Current - Output Source/Sink: 10mA, 25mA

Clock Frequency: 400 kHz

Voltage - Supply: 1.65V ~ 5.5V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Built-in POR to ensure reliable operation after power-up

Robust performance in extended temperature environments

Compatibility

Compatible with various microcontrollers that support I2C or SMBus protocols

Mounting Type: Surface Mount

Package / Case: 24-VFBGA

Supplier Device Package: 24-BGA MICROSTAR JUNIOR (3x3)

Application Areas

Industrial control systems

Home automation

Server motherboard expansions

Portable electronics

Gaming consoles

Product Lifecycle

Obsolete status indicates that this part is no longer in active production

Replacement or upgrade alternatives may be available

Several Key Reasons to Choose This Product

Proven technology from Texas Instruments, a leader in the semiconductor industry

Ideal for expanding I/O capabilities without resorting to larger microcontrollers

Power-on Reset feature allows for increased system reliability

Easy integration with existing products using I2C or SMBus

Versatile supply voltage range accommodating a variety of power systems