COM20022I-3.3V Datasheet PDF - SMSC -> Microchip

 General Description
SMSC's COM20022I 3V is a member of the family of Embedded ARCNET Controllers from Standard Microsystems Corporation. The device is a general purpose communications controller for networking microcontrollers and intelligent peripherals in industrial and embedded control environments using an ARCNETprotocol engine. The small 48 pin package, flexible microcontroller and media interfaces, eight-page message support, and extended temperature range of the COM20022I 3V make it the only true network controller optimized for use in industrial and embedded applications.