TCA9546ADR - Texas Instruments

Manufacturer Part Number

TCA9546ADR

Manufacturer

Texas Instruments

Introduction

The TCA9546ADR is a 4-channel I2C bus switch with reset from Texas Instruments, useful for expanding I2C bus capacity.

Product Features and Performance

4-channel I2C switch with reset control

Low Ron switches

I2C bus and SMBus compatible

Active LOW reset input

Product Advantages

Allows for expansion of I2C buses by connecting up to four downstream channels

Supports hot-plug applications

Low power consumption

Key Technical Parameters

Type: Bus Switch

Circuit: 2 x 1:4

Independent Circuits: 1

Voltage Supply Source: Single Supply

Voltage - Supply: 1.65V ~ 5.5V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Robust design capable of withstanding industrial temperature ranges

Designed to prevent signal distortion and maintain the integrity of communication

Compatibility

Compatible with I2C and SMBus protocols

Supports a wide range of supply voltages

Application Areas

Consumer electronics

Telecommunications

Networking

Server management

Industrial control

Product Lifecycle

Active product status, not nearing discontinuation

Availability of replacements or upgrades should be checked with the manufacturer

Several Key Reasons to Choose This Product

Expands I2C bus connections with four additional channels

Enables design flexibility with various supply voltages

Supports hot-plugging of I2C devices

Maintains signal integrity under varying conditions

Easily integrates into existing I2C bus setups