TUSB2046I - Texas Instruments

TUSB2046I 4-Port Hub

The TUSB2046x is a 3.3-V CMOS hub device that provides one upstream port and four downstream ports in compliance with the Universal Serial Bus (USB) specification as a full-speed hub. Because this device is implemented with a digital state machine instead of a microcontroller, no firmware programming is required. Fully compliant USB transceivers are integrat.

Features

•1 Fully Compliant With the USB Specification as a Full-Speed Hub: TID #30220231
• 32-Pin LQFP (1) Package With a 0.8-mm Terminal Pitch or QFN Package With a 0.5-mm Pin Pitch
• 3.3-V Low-Power ASIC Logic
• Integrated USB Transceivers
• State Machine Implementation Requires No Firmware Programming
• One Upstream Port and Four Downstream Ports
• All Downstream Ports Support Full-Speed and Low-Speed Operations
• Two Power Source Modes
  – Self-Powered Mode
  – Bus-Powered Mode
• Power Switching and Overcurrent Reporting Is Provided Ganged or Per Port
• Supports Suspend and Resume Operations
• Support.