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TUSB2077A from TEXAS

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TUSB2077A

Manufacturer: TEXAS, TI

7-Port USB Hub W/Optional Serial EEPROM Interface

Partnumber Manufacturer Quantity Availability
TUSB2077A TEXAS, TI 356 In Stock

Description and Introduction

7-Port USB Hub W/Optional Serial EEPROM Interface The TUSB2077A is a USB 2.0 hub controller manufactured by Texas Instruments (TI). Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** Texas Instruments (TI)  
- **Part Number:** TUSB2077A  
- **Type:** USB 2.0 Hub Controller  
- **Interface:** USB  
- **Speed:** Full-Speed (12 Mbps) and Low-Speed (1.5 Mbps)  
- **Number of Ports:** 2 downstream ports (expandable to 3 with external transceiver)  
- **Operating Voltage:** 3.3V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 32-pin LQFP (Low-Profile Quad Flat Package)  

### **Descriptions:**
- The TUSB2077A is a cost-optimized USB 2.0 hub controller compliant with USB 2.0 specifications.  
- It supports both Full-Speed (12 Mbps) and Low-Speed (1.5 Mbps) USB devices.  
- The hub includes an integrated USB transceiver and supports bus-powered or self-powered configurations.  
- It is designed for applications requiring USB hub functionality, such as PCs, docking stations, and peripherals.  

### **Features:**
- **Compliance:** USB 2.0 compliant  
- **Integrated USB Transceiver:** Eliminates the need for external components.  
- **Flexible Power Modes:** Supports bus-powered or self-powered operation.  
- **Overcurrent Detection:** Provides individual or ganged port overcurrent detection.  
- **Low Power Consumption:** Optimized for energy efficiency.  
- **Suspend Mode Support:** Reduces power consumption when inactive.  
- **TTL-Level Inputs:** Compatible with 3.3V and 5V logic levels.  
- **Industrial Temperature Range:** Suitable for harsh environments (-40°C to +85°C).  

This information is strictly based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

7-Port USB Hub W/Optional Serial EEPROM Interface

Alternative Part Number

  • USB2517-JZX --: 7-port USB 2.0 hub controller with comparable port count and function, widely used as a cross to TI hub controllers.
  • CY7C65640A-LTXC --: USB 2.0 hub controller offering multiple downstream ports, suitable functional replacement for the TUSB2077A hub application.
  • GL852G --: Cost-effective USB 2.0 hub controller with multiple ports, commonly used as an alternative in USB hub designs.
  • USB2517 --: 7-port USB 2.0 hub controller with comparable functionality and pin-compatible design, widely used as a drop-in alternative to the TUSB2077A.
  • FE1.1s --: USB 2.0 hub controller IC offering similar multi-port hub functionality at lower cost, suitable for basic USB hub applications.

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