COM20020I-DZD-TR Standard Microsystems (SMSC), COM20020I-DZD-TR Datasheet - Page 71
COM20020I-DZD-TR
Manufacturer Part Number
COM20020I-DZD-TR
Description
Manufacturer
Standard Microsystems (SMSC)
Datasheet
1.COM20020I-DZD-TR.pdf
(72 pages)
Specifications of COM20020I-DZD-TR
Number Of Transceivers
1
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (typ)
5V
Operating Supply Voltage (min)
4.5V
Operating Temperature (max)
85C
Operating Temperature (min)
-40C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
28
Lead Free Status / RoHS Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
COM20020I-DZD-TR
Manufacturer:
Microchip Technology
Quantity:
10 000
5Mbps ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM
Datasheet
Appendix B - Example of Interface Circuit Diagram to
SMSC COM20020I Rev D
RESETDRV
nREFRESH
SA15-SA4
SD7-SD0
SA2-SA0
nIOCS16
ISA Bus
nDACK
DRQn
IRQm
nIOW
nIOR
AEN
TC
3
12
8
ISA Bus
nG
P
A
Transceivers
DIR
Comparators
LS688x2
16 bit Bus
Schmitt-Trigger Buffer
P=Q
LS245
12 bit
A
DATASHEET
nG
Q
B
12
3
Page 71
I/O Address Seeting (DIP Switches)
8
nCS
nRD
nWR
A2-A0
nINTR
nRESET
COM20020
D7-D0
Revision 12-05-06