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TUSB2040A from TI,Texas Instruments

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TUSB2040A

Manufacturer: TI

4-PORT HUB FOR THE UNIVERSAL SERIAL BUS WITH OPTIONAL SERIAL EEPROM INTERFACE

Partnumber Manufacturer Quantity Availability
TUSB2040A TI 31 In Stock

Description and Introduction

4-PORT HUB FOR THE UNIVERSAL SERIAL BUS WITH OPTIONAL SERIAL EEPROM INTERFACE The TUSB2040A is a USB hub controller manufactured by Texas Instruments (TI). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** Texas Instruments (TI)  
- **Part Number:** TUSB2040A  
- **Type:** USB 1.1 Hub Controller  
- **Number of Downstream Ports:** 4  
- **Compliance:** USB 1.1 Full-Speed (12 Mbps)  
- **Operating Voltage:** 3.3V  
- **Interface:** Serial (I²C) for configuration (optional)  
- **Package Options:** 32-pin LQFP (Low-Profile Quad Flat Package)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**
- The TUSB2040A is a 4-port USB 1.1 hub controller that enables expansion of a single USB port into multiple downstream ports.  
- It supports full-speed (12 Mbps) and low-speed (1.5 Mbps) USB devices.  
- The device includes integrated USB transceivers and requires minimal external components.  
- It can be configured via I²C EEPROM for custom settings such as port disable/enable and power management.  

### **Features:**
- **4-Port Hub:** Supports up to four downstream USB ports.  
- **Integrated USB Transceivers:** Eliminates the need for external transceivers.  
- **Flexible Power Management:** Supports bus-powered and self-powered modes.  
- **Overcurrent Detection:** Monitors and reports overcurrent conditions on downstream ports.  
- **I²C EEPROM Interface:** Allows custom configuration of hub features.  
- **Low Power Consumption:** Optimized for power-sensitive applications.  
- **Plug-and-Play Compatibility:** Fully compliant with USB 1.1 standards.  

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

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