COM20019I(2006) View Datasheet(PDF) - SMSC -> Microchip

Part Name

Description

Manufacturer

COM20019I
(Rev.:2006)

Low Cost ARCNET (ANSI 878.1) Controller with 2K x 8 On-Board RAM

SMSC -> Microchip 

Low Cost ARCNET (ANSI 878.1) Controller with 2K x 8 On-Board RAM

XTAL1

XTAL2

D0-D7

A0

A1

A2

A7

nRES

nIOS

R/nW

nIRQ1

6801

COM20019I

D0-D7

A0/nMU

A1

A2/BAL

nCS

nRESE

nRD/nD

nWR/nDI

nINTR

XTAL1

RXIN

TXEN

nPULSE

nPULSE

GND

75176B or

Equiv.

XTAL2

Differential

Configuratio

* Media

may be

with Figure A or

27 pF

20MHz

XTAL

27 pF

Figure 5.2 - NON-MULTIPLEXED, 6801-LIKE BUS INTERFACE WITH RS-485 INTERFACE

SMSC COM20019I

Page 17

DATASHEET

Rev. 03-07-06

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