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COM20020 Datasheet 3.3v Ulanc Universal Local Area Network Controller

Manufacturer: SMSC (now Microchip Technology)

Overview: 20020 3.3V 20020 3.3V ULANC Universal Local Area Network Controller with 2K x 8 On-Board.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

SMSC's 20020 is a member of the family of Embedded ARCNET Controllers from Standard Microsystems Corporation.

The device is a general purpose munications controller for networking microcontrollers and intelligent peripherals in industrial, automotive, and embedded control environments using an ARCNET protocol engine.

The small 24 pin package, flexible microcontroller and media interfaces, eight- page message support, and extended temperature range of the 20020 make it the only true network controller optimized for use in indust

Key Features

  • !" New Features Data Rates up to 5 Mbps Programmable Reconfiguration Times !" Eight, 256 Byte Pages Allow Four Pages TX and RX Plus Scratch-Pad Memory !" Next ID Readable !" Internal Clock Scaler and Clock Multiplier for Adjusting Network Speed !" Operating Temperature Range of -40 C to o +85 C !" Self-Reconfiguration Protocol !" Supports up to 255 Nodes !" Supports Various Network Topologies (Star, Tree, Bus) !" CMOS, Single +3.3V Supply !" Duplicate Node ID Detection !" Powerful Diagnostics !".

More Datasheets from SMSC (now Microchip Technology)

Part Number Description
COM20020D ULANC Revision D Universal Local Area Network Controller
COM20022I 10 Mbps ARCNET Controller
COM20019 Low Cost ARCNET (ANSI 878.1) Controller
COM20019I Low Cost ARCNET (ANSI 878.1) Controller
COM20051 Integrated Microcontroller and ARCNET (ANSI 878.1) Interface
COM20051+ Integrated Microcontroller and Network Interface
COM20051I Integrated Microcontroller and ARCNET (ANSI 878.1) Interface
COM81C17 TWENTY PIN UART
COM90C165 ARCNET Controller/Transceiver
COM90C66 ARCNET Controller/Transceiver

COM20020 Distributor