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XR22414 Datasheet Usb 2.0 4-port Mtt Hub

Manufacturer: Exar (now MaxLinear)

Overview: XR22414 USB 2.0 4-Port MTT Hub General.

General Description

The XR22414 is a USB 2.0 4-port hub using multiple transaction translators (MTT) for highest possible bandwidth capability.

The upstream USB interface has an integrated USB 2.0 PHY and device controller that is pliant with both Hi-Speed (480Mbps) and Full-Speed (12Mbps) and downstream PHY supporting Hi-Speed, Full-Speed and Low-Speed (1.5Mbps) on each of the 4 downstream ports.

The XR22414 provides two power modes, ganged or individual power control as well as global or individual over-current sensing modes.

Key Features

  • USB 2.0 compliant interface.
  • Multiple transaction translators (MTT).
  • Regulated +3.3V Output Power.
  • Individual port and hub activity LED indicators.
  • Individual or ganged port power enables.
  • Individual or global overcurrent sensing.
  • Single 5V or 3.3V power supply.
  • Single 12MHz Crystal.
  • 48-pin QFN and LQFP package options.

XR22414 Distributor