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Texas Instruments
TUSB8040_1110 USB 3.0 Four Port Hub

The TUSB8040 is USB 3.0 compliant hub available in an 80-pin QFP package. The device is designed for operation over the commercial temperature range of 0°C to 70°C.

• USB 3.0 Compliant Four Port Hub, TID# 330000003
   – Upstream Port Supports SuperSpeed, High-Speed and Full-Speed Connections
   – Each of the Four Downstream Ports Support SuperSpeed, High-Speed,
      Full-Speed/Low-Speed Connections
• USB 2.0 Hub Features
   – Multi Transaction Translator (MTT) Hub: Four Transaction Translators, One Per Port
   – Four (Over USB Required Minimum of Two) Asynchronous Endpoint Buffers Per Transaction
       Translator for Better Throughput
• Supports Charging Downstream Port (CDP) Applications
   – Battery Charging 1.2 Compliant
• Supports Operation as a USB 3.0 or USB 2.0 Compound Device
• Supports Per Port or Ganged Power Switching and Over-Current Protection
• Provides the following status outputs:
   – High-Speed Upstream Connection
   – High-Speed Upstream Port Suspended
   – SuperSpeed Upstream Connection
   – SuperSpeed Upstream Port Suspended
• Optional Serial EEPROM or SMBus Slave Interface for Custom Configurations:
   – VID/PID
   – Manufacturer and Product Strings
   – Serial Number
• Using Pin Selection or the EEPROM/SMBus Slave Interface, Each Downstream Port
   Can Be Independently:
   – Enabled or Disabled
   – Marked as Removable or Permanently Attached (for Compound Applications)
   – Have Battery Charging Enabled or Disabled
• Provides 128-Bit Universally Unique Identifier (UUID)
• Optionally Supports USB 2.0 Compliant Port Indicator LEDs
• Configurable SMBus Address to Support Multiple Devices on the Same SMBus Segment
• Supports On-Board and In-System EEPROM Programming Via the USB 2.0 Upstream Port
• Single Clock Input, 24-MHz Crystal or Oscillator
• No Special Driver Requirements; Works Seamlessly With Any Operating System
   With USB Stack Support

other parts : TUSB8040  TUSB8040BRKMR  TUSB8040BRKMT  TUSB8040PFP  TUSB8040PFPR  TUSB8040PFPT  
TUSB8040_1110 PDF


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