COM20020I-HD SMSC, COM20020I-HD Datasheet - Page 23

• Manufacturer Part Number: COM20020I-HD
• Description: Network Controller & Processor ICs ARCNET Contrllr
• Manufacturer: SMSC

Specifications of COM20020I-HD

• Product: Controller Area Network (CAN)
• Number Of Transceivers: 1
• Data Rate: 5 Mbps
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Supply Current (max): 40 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Package / Case: TQFP-48
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

*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 3V ULANC, available from Standard
Microsystems Corporation.
SMSC COM20020I 3.3V Rev.E
5Mbps ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM
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
IMPEDANCE
NOMINAL
DATASHEET
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 09-11-06