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XR22404 - USB 2.0 4-Port Hub

Description

The XR22404 is a USB 2.0 4-port hub with a Single Transaction Translator (STT).

It may be configured for downstream device charging and is compatible with Battery Charging specification revision 1.1/1.2.

Features

  • USB 2.0 compliant interface.
  • Compatible with Batte.

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Full PDF Text Transcription

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XR22404 USB 2.0 4-Port Hub Description The XR22404 is a USB 2.0 4-port hub with a Single Transaction Translator (STT). It may be configured for downstream device charging and is compatible with Battery Charging specification revision 1.1/1.2. The upstream USB interface has an integrated USB 2.0 PHY and device controller that is compliant with both hi-speed (480Mbps) and full-speed (12Mbps) and downstream PHY supporting hi-speed, fullspeed and low-speed (1.5Mbps) on each of the 4 downstream ports. The XR22404 provides ganged power control and global overcurrent sensing for the downstream ports. The XR22404 may be operated from either 5V or 3.3V. If powered from 5V internal regulators provide 3.3V and 1.8V used internally by the device.
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