COM20019I-HD Ver la hoja de datos (PDF) - SMSC -> Microchip
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COM20019I-HD Datasheet PDF : 65 Pages
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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. 04-15-05
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