TUSB2046IBVFR - Texas Instruments

Manufacturer Part Number

TUSB2046IBVFR

Manufacturer

Texas Instruments

Introduction

The TUSB2046IBVFR is a USB 1.1 compliant hub controller designed for interfacing multiple USB devices to a host system.

Product Features and Performance

USB 1.1 compliant

Supports up to four downstream ports

Fully integrated 3.3V voltage regulator

Supports both full-speed (12 Mbps) and low-speed (1.5 Mbps) devices

Over-current detection and protection for each downstream port

Optional serial EEPROM interface for custom VID/PID configurations

Single clock input, 12 MHz, drives internal PLL

Product Advantages

Designed by Texas Instruments, a leading manufacturer in the semiconductor industry

Allows for the expansion of USB capabilities with multiple device connections

Low power consumption enhances system power management

Key Technical Parameters

Voltage Supply Range: 3V to 3.6V

Current Supply: 40mA

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

Interface: USB

Number of downstream ports: 4

Package: 32-LQFP (7x7)

Quality and Safety Features

Built-in over-current protection for downstream ports

Thermal shutdown protection

Built-in power-on reset circuit

Compatibility

Compatible with USB 1.1 and can connect to both full-speed and low-speed devices

Application Areas

PCs and laptops

Docking stations

Monitors with USB hub capability

USB multiplier for peripheral devices

Product Lifecycle

Active product, not nearing discontinuation

Availability of replacements or upgrades may be found in Texas Instruments' newer USB hub controllers or by consulting their product roadmap

Several Key Reasons to Choose This Product

Expansion of USB connectivity without compromising data integrity or speed

Robust design suitable for industrial operating conditions

Energy-efficient operation reduces the overall power consumption of the application

Ease of integration due to the minimal external components required

Extended operating temperature range suitable for a wide range of environments

Backed by Texas Instruments' support and reliability