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USB2422 Datasheet 2-Port USB 2.0 Hi-Speed Hub Controller

Manufacturer: Microchip Technology

General Description

The Microchip USB2422 hub is a low-power, single transaction translator, hub controller IC with two downstream ports for embedded USB solutions.

The hub controller can attach to an upstream port as a Hi-Speed and Full-Speed hub or as a Full-Speed only hub.

The hub supports Low-Speed, Full-Speed, and Hi-Speed (when configured as a Hi-Speed hub) downstream devices on the enabled downstream ports.

Overview

USB2422 2-Port USB 2.0 Hi-Speed Hub Controller General.

Key Features

  • Supports the USB Battery Charging Specification, Revision 1.1.
  • Fully integrated USB termination and pull-up/pulldown resistors.
  • Supports a single external 3.3 V supply source; internal regulators provide 1.2 V internal core voltage.
  • On-chip driver for 24 MHz crystal resonator or external 24 MHz clock input.
  • ESD protection up to 6 kV on all USB pins.
  • Supports self-powered operation.
  • The hub contains a built-in default configuration;.