COM20019I-HT Standard Microsystems (SMSC), COM20019I-HT Datasheet - Page 24

• Manufacturer Part Number: COM20019I-HT
• Manufacturer: Standard Microsystems (SMSC)

Specifications of COM20019I-HT

• 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
• Lead Free Status / RoHS Status: Compliant

Note 5.2
Note:
Rev. 11-07-08
RG-62 Belden #86262
RG-59/U Belden #89108
RG-11/U Belden #89108
IBM Type 1 (See Note 5.2)
Belden #89688
IBM Type 3 (See Note 5.2)
Telephone Twisted Pair Belden
#1155A
COMCODE 26 AWG Twisted Pair
Part #105-064-703
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 COM20020 ULANC, available from
Standard Microsystems Corporation.
Non-plenum-rated cables of this type are also available.
CABLE TYPE
Table 5.1 - Typical Media
DATASHEET
IMPEDANCE
NOMINAL
Page 24
Cost Competitive ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM
150Ω
100Ω
105Ω
93Ω
75Ω
75Ω
ATTENUATION PER 1000 FT.
AT 5 MHZ
17.9dB
16.0dB
5.5dB
7.0dB
5.5dB
7.0dB
SMSC COM20019I 3.3V Rev.C