COM20020I3V-DZD-TR Standard Microsystems (SMSC), COM20020I3V-DZD-TR Datasheet - Page 23

• Manufacturer Part Number: COM20020I3V-DZD-TR
• Manufacturer: Standard Microsystems (SMSC)

Specifications of COM20020I3V-DZD-TR

• Number Of Transceivers: 1
• Operating Supply Voltage (typ): 3.3V
• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 28
• Lead Free Status / RoHS Status: Compliant

5Mbps ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM
*Non-plenum-rated cables of this type are also available.
Note: For more detailed information on Cabling options including RS-485, transformer-coupled RS-485 and Fiber Optic
interfaces, please refer to TN7-5 – Cabling Guidelines for the COM20020I ULANC, available from Standard
Microsystems Corporation.
SMSC COM20020I 3.3V
RG-62 Belden #86262
RG-59/U Belden #89108
RG-11/U Belden #89108
IBM Type 1* Belden #89688
IBM Type 3* Telephone Twisted
Pair Belden #1155A
COMCODE 26 AWG Twisted
Pair Part #105-064-703
CABLE TYPE
DATASHEET
IMPEDANCE
NOMINAL
150Ω
100Ω
105Ω
93Ω
75Ω
75Ω
Table 1 - Typical Media
Page 23
ATTENUATION PER 1000 FT.
AT 5 MHz
17.9dB
16.0dB
5.5dB
7.0dB
5.5dB
7.0dB
Revision 12-06-06