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USB2251-NU-06

Name: USB2251-NU-06
Rating: 4.7 (12 reviews)

IC INTFACE SPECIALIZED 128VTQFP

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製造商。部分 #USB2251-NU-06
包 TQFP-128
資料表 USB2251-NU-06 DataSheet
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規格

Package	Tray
ProductStatus	Active
Applications	Controller
Voltage-Supply	3.3V
Package/Case	128-TQFP
SupplierDevicePackage	128-VTQFP (14x14)

概述

Description

The USB2251-NU-06 is a USB 2.0 high-speed hub controller designed by NXP Semiconductors. It supports the connection of multiple USB devices to a single USB port, enhancing the expansion capability of systems requiring additional USB interfaces. The chip can manage up to four downstream ports and provides features like over-current protection and individual power switching for each port, ensuring safe operation of connected devices.
It operates in full-speed (12 Mbps) and high-speed (480 Mbps) modes, making it suitable for various applications, including consumer electronics, automotive, and industrial devices. The USB2251-NU-06 is also designed to comply with USB specifications, ensuring compatibility with a wide range of USB devices. Its integration helps streamline designs by reducing component count and improving efficiency, making it a popular choice for developers looking to implement USB connectivity in their projects.

Features

The USB2251-NU-06 is a USB 2.0 hub controller designed for high-performance connectivity. Key features include:
1. Port Configuration: Supports up to 5 downstream ports, allowing multiple devices to connect simultaneously.
2. Power Management: Features integrated power switching and power management capabilities, including support for USB power delivery.
3. Data Rate: Operates at full-speed (12 Mbps) and low-speed (1.5 Mbps) USB data rates, ensuring compatibility with a wide range of USB devices.
4. Integration: Comes in a compact 48-pin QFN package, facilitating easy integration into various electronic designs.
5. Bus-Powered Operation: Can be powered directly from the USB bus, simplifying design and reducing external power requirements.
6. Enhanced Functionality: Includes features like overcurrent protection and status indicators for improved device management.
Overall, the USB2251-NU-06 provides a reliable and efficient solution for expanding USB connectivity in various electronic applications.

Package

The USB2251-NU-06 is packaged in a 28-pin QFN (Quad Flat No-lead) configuration. This compact package type allows for efficient thermal performance and reduced footprint, suitable for USB applications.

Pinout

The USB2251-NU-06 is a USB 2.0 hub controller with a pin count of 32. This device is designed to manage multiple USB connections, allowing a single USB port to expand into several downstream ports. Its primary functions include:
1. USB Hub Functionality: It supports up to 7 downstream ports, enabling multiple USB devices to connect simultaneously.
2. Power Management: The USB2251 features power distribution control and can manage power to each port.
3. Overcurrent Protection: It includes features to protect against overcurrent conditions on the USB lines.
4. Compatibility: It operates with USB 2.0 specifications, ensuring compatibility with a wide range of USB devices.
5. Data Rate Support: It supports data transfer rates of up to 480 Mbps.
Overall, the USB2251-NU-06 is essential for applications requiring USB port expansion and management.

Manufacturer

The USB2251-NU-06 is manufactured by Microchip Technology Inc. Microchip is a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. Founded in 1989, the company specializes in developing integrated circuits (ICs) that are widely used in various applications, including automotive, industrial, consumer electronics, and Internet of Things (IoT) devices. Microchip is known for its focus on innovation and quality, providing extensive support for its products, including development tools and software. Their offerings include a broad range of USB controllers, like the USB2251, which facilitates USB connectivity in various applications.

Application

The USB2251-NU-06 is a USB 2.0 hub controller used in applications like consumer electronics, computer peripherals, and mobile devices. It enables multiple USB device connections, enhancing data transfer capabilities. Common uses include external hard drives, USB hubs, printers, and embedded systems in automotive and industrial devices, facilitating easy connectivity and power management.

Equivalent

The USB2251-NU-06 chip, a USB 2.0 hub controller, has several equivalent products, including the USB2524, USB2514, and USB2452 from Texas Instruments, and the GL850G from Genesys Logic. These alternatives offer similar functionalities for USB connectivity and hub management. Always verify compatibility with specific requirements and specifications before selecting a replacement.