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TUSB2077APTR

Name: TUSB2077APTR
Rating: 4.7 (12 reviews)

IC HUB CONTROLLER USB 48LQFP

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製造商。部分 #TUSB2077APTR
包 LQFP-48
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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	20mA
OperatingTemperature	0°C ~ 70°C
Package/Case	48-LQFP

概述

Description

The TUSB2077APTR is a USB 2.0 hub controller designed to expand the number of USB ports in a system. It supports high-speed (480 Mbps), full-speed (12 Mbps), and low-speed (1.5 Mbps) USB data rates, making it versatile for various USB devices. The chip features seven downstream ports, allowing multiple USB devices to connect simultaneously.
Key features include:
- Integrated Power Management: It supports dynamic power management to minimize power consumption.
- Flexible Port Configuration: Ports can be configured as either full-speed or low-speed.
- Hub Cascading: Multiple hubs can be cascaded to further expand connectivity.
- USB 2.0 Compliance: Ensures compatibility with USB 2.0 standards.
The TUSB2077APTR is particularly suitable for applications in consumer electronics, computers, and peripheral devices where additional USB connections are needed. It comes in a compact package, making it ideal for space-constrained designs.

Features

The TUSB2077APTR is a USB 2.0 hub controller designed by Texas Instruments. Key features include:
1. 7-Port Hub: Supports up to 7 downstream USB 2.0 ports, allowing multiple devices to be connected.

2. USB 2.0 Compliance: Fully compliant with USB 2.0 specifications, ensuring compatibility with a wide range of USB devices.
3. High-Speed Data Transfer: Supports data rates of up to 480 Mbps, suitable for high-speed applications.
4. Integrated Power Management: Features port power switching with overcurrent protection, enhancing power efficiency and safety.
5. Flexible Operation: Supports both bus-powered and self-powered configurations.
6. Simple Interface: Equipped with an I²C interface for configuration and monitoring.
7. Low Power Consumption: Designed for minimal power usage, making it ideal for portable applications.
8. Minimal External Components: Reduces design complexity with a low component count requirement.
These features make the TUSB2077APTR a versatile choice for various USB connectivity solutions.

Package

The TUSB2077APTR is packaged in a 32-pin TQFP (Thin Quad Flat Package) with a 5mm x 5mm footprint.

Pinout

The TUSB2077APTR is a USB hub controller with a total of 32 pins. It features a variety of functions, including:
- USB Ports: Supports up to 7 downstream USB 2.0 ports.
- Power Management: Integrates power control for efficient power distribution to the connected devices.
- Data Transfer: Enables high-speed data transfer rates (up to 480 Mbps) for USB 2.0.
- Hub Control: Manages USB connection status, power, and data routing between the host and devices.
- Device Compliance: Meets USB specifications for compatibility with a wide range of USB devices.
Pin configurations include power supply, ground, data lines, and control signals for hub and port management. The device is used in various applications requiring USB connectivity and expansion.

Manufacturer

The TUSB2077APTR is manufactured by Texas Instruments (TI), a well-known multinational company specializing in semiconductor design and manufacturing. Texas Instruments primarily focuses on analog and embedded processing technologies, offering a vast range of products, including integrated circuits, microcontrollers, and digital signal processors. Founded in 1930, TI serves various industries, including automotive, industrial, communications, and consumer electronics, and is recognized for its innovation and contributions to the semiconductor industry.

Application

The TUSB2077APTR is a USB hub controller primarily used in applications requiring USB 2.0 connectivity. It is suitable for consumer electronics, PCs, laptops, printers, and other peripherals that demand multiple USB ports. Its features make it ideal for connecting devices like keyboards, mice, external storage, and hubs in automotive, industrial, and medical equipment. Its compact design and efficient power management also support embedded systems and networking applications.

Equivalent

The TUSB2077APTR is a USB 2.0 hub controller. Equivalent products include the Microchip MCP2200, NXP PTN36021, and Texas Instruments TUSB2046B. These alternatives provide similar functions for USB connectivity and hub expansion, but it's essential to check specific features and compatibility requirements for your application.