XR22801 Datasheet (Exar) - Hi-Speed USB to 10/100 Ethernet Bridge

XR22801, Hi-Speed USB to 10/100 Ethernet Bridge

The XR22801 is a Hi-Speed USB 2.0 compound device with an embedded hub and 4 downstream USB functions: 10/100 Ethernet MAC and PHY, UART, multi-master capable I2C controller, and an Enhanced Dedicated GPIO Entity (EDGE) controller.

The upstream USB interface has an integrated USB 2.0 PHY and device

XR22801 Features

* USB 2.0 Compliant Interface

* 10/100 Ethernet MAC and PHY

* Enhanced UART

* I2C Multi-master

* Enhanced Dedicated GPIO Entity (EDGE)

* Single +5.0V Power Supply Input

* Regulated +3.3V Output Power

* Single 25MHz Crystal

* ±15kV HBM ESD Protection on USB data pi