TCA9535DBT - Texas Instruments

Manufacturer Part Number

TCA9535DBT

Manufacturer

Texas Instruments

Introduction

The TCA9535DBT is an Interface I/O Expander from Texas Instruments, designed for efficient communication via I2C and SMBus interfaces with tape and reel packaging.

Product Features and Performance

16 I/Os expandable interface

Supports I2C and SMBus communication

Interrupt output enabled

Power-on reset (POR) feature

Push-Pull output type

Clock frequency of 400 kHz

Product Advantages

High compatibility with multiple bus systems

Low power consumption with broad voltage supply range (1.65V to 5.5V)

Robust push-pull outputs that source or sink between 10mA and 25mA

Key Technical Parameters

Number of I/O: 16

Interface: I2C, SMBus

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

Clock Frequency: 400 kHz

Voltage - Supply: 1.65V ~ 5.5V

Operating Temperature Range: -40°C ~ 85°C

Quality and Safety Features

Built with reliability to operate in extreme temperature conditions ranging from -40°C to 85°C

Compatibility

Compatible with various microcontrollers that support I2C and SMBus interfaces

Application Areas

Used broadly in automation systems, sensor interfaces, and other electronics control systems requiring expanded I/Os

Product Lifecycle

Status: Active

The product is currently actively being produced and supported, with no current indication of discontinuation and replacements or upgrades accessible if needed.

Several Key Reasons to Choose This Product

Expanded input/output interface capability to manage multiple signals efficiently

Low power consumption enhancing system reliability

Flexible communication options via I2C and SMBus

Adequate for complex electronic control tasks with its robust output capabilities and broad voltage compatibility

Supports a wide range of operational temperatures, allowing usage in a variety of environmental conditions