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TUSB2046BIRHBR

Name: TUSB2046BIRHBR
Rating: 4.7 (12 reviews)

IC HUB CONTROLLER USB 32VQFN

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製造商。部分 #TUSB2046BIRHBR
包 QFN-32
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規格

Package	Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus	Active
Protocol	USB
Function	Hub Controller
Interface	USB
Standards	USB 2.0
Voltage-Supply	3V ~ 3.6V
Current-Supply	40mA
OperatingTemperature	-40°C ~ 85°C
Package/Case	32-VFQFN Exposed Pad

概述

Description

The TUSB2046BIRHBR is a USB 2.0 hub controller designed by Texas Instruments. It facilitates the connection of multiple USB devices to a host, allowing for the expansion of USB ports in systems. This chip supports up to four downstream ports and can operate in full-speed (12 Mbps) and low-speed (1.5 Mbps) modes.
Key features include:
1. USB Compliance: Fully compliant with USB 2.0 specifications.
2. Power Management: Supports power distribution and port power control, ensuring efficient energy use.
3. Flexible Configuration: Can be configured for various applications in consumer electronics, computers, and industrial devices.
4. Integrated Functions: Includes features like overcurrent protection and LED status indicators for each port.
This hub controller is suitable for applications that require multiple USB connections, facilitating easier integration and enhanced connectivity in electronic designs.

Features

The TUSB2046BIRHBR is a USB 2.0 hub controller that offers several key features:
1. Ports: Supports four downstream ports and one upstream port.
2. High-Speed Operation: Compliant with USB 2.0 specifications, providing high-speed data transfer rates up to 480 Mbps.
3. Power Management: Features efficient power management with the ability to control power to individual downstream ports.
4. Self-Powered or Bus-Powered: Can operate in either self-powered or bus-powered modes, providing flexibility for different applications.
5. Overcurrent Protection: Integrated overcurrent detection and protection for downstream ports, enhancing device safety.
6. Plug and Play: Supports easy plug-and-play functionality for connected devices.
7. Low Power Consumption: Designed for low power consumption, making it suitable for battery-operated devices.
8. Compatibility: Backward compatible with USB 1.1 devices.
These features make the TUSB2046BIRHBR a versatile choice for USB hub applications in various electronic devices.

Package

The TUSB2046BIRHBR is packaged in a 48-pin HTQFP (Heat Sink Thin Quad Flat Package). This package type is designed for efficient thermal performance and space-saving in electronic applications.

Pinout

The TUSB2046BIRHBR is a USB hub controller with a pin count of 32 pins. It is designed to provide USB 2.0 connectivity and serves as a 4-port hub, allowing multiple devices to connect to a single USB host.
### Pin Functions:
1. Power Supply: VBUS, GND (Power connections).
2. USB Data Lines: D+ and D- (Data transmission).
3. Hub Configuration: Various pins for configuring hub functions, including enabling, port power control, and reset.
4. Clock Input: A pin for the reference clock signal.
5. Status Indicators: Pins for indicating the status of ports (e.g., power status, connection status).
6. I/O Pins: For communication with the host and other components.
The TUSB2046BIRHBR supports features like overcurrent protection, port power switching, and supports both low-speed and full-speed USB devices.

Manufacturer

The TUSB2046BIRHBR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company headquartered in Dallas, Texas, specializing in designing and manufacturing a wide range of analog and embedded processing chips. TI serves various industries, including automotive, industrial, communications, and consumer electronics. The company is known for its innovation in analog and digital signal processing, as well as its strong emphasis on research and development in semiconductor technology.

Application

The TUSB2046BIRHBR is a USB 2.0 hub controller primarily used in applications requiring USB connectivity, such as computer peripherals, laptops, and consumer electronics. It supports multiple downstream USB devices, making it suitable for devices like printers, scanners, external hard drives, and webcams. Its compact design and low power consumption also make it ideal for portable devices and embedded systems that require USB expansion.

Equivalent

The TUSB2046BIRHBR is a USB 2.0 hub controller. Equivalent products include the Microchip USB2514B, NXP's NE4410, and the ON Semiconductor FUSB307. These alternatives provide similar functionalities for USB hub implementations. Always check specific features and compatibility for your application needs.