Specifications; 1000Base-Sx Link Characteristics; 10/100/1000Base-T Cable Specifications; Performance Specifications - 3Com EtherLink 3C985B-SX Installation And User Manual

1000Base-SX Link Characteristics

Medium Diameter
SX 62.5 Microns
50 Microns
10/100/1000Base-T Cable Specifications
Port Type
10Base-T
100/1000Base-T
NOTE: 1000Base-T signaling requires four twisted pairs of Category 5 balanced cabling, as specified in
ISO/IEC 11801:1995 and ANSI/EIA/TIA-568-A (1995) and tested for additional performance using testing
procedures defined in TIA/EIA TSB95.
Performance Specifications
Feature
PCI clock
PCI Data/Address
PCI data burst transfer rate
PCI modes
10/100/1000Base-T
A
Specifications
Frequency
Shortwave
(850 nanometers)
Shortwave
(850 nanometers)
Connector
RJ-45
RJ-45
Cable Type
Multimode fiber
Multimode fiber
Media
Cat. 3, 4, or 5 UTP
Cat. 5 UTP
Specification
66 MHz max
32-bit and 64-bit
132 MB/second (32-bit bus)
264 MB/second (64-bit bus)
528 MB/second (64-bit bus at 66 MHz)
Master/slave
10/100/1000 Mbps (full duplex)
Operating Range
2 to 275 meters
(6.5 to 902 feet)
2 to 550 meters
(6.5 to 1804 feet)
(in compliance with
IEEE 802.3-1999)
Maximum Distance
100 meters (325 feet)
100 meters (325 feet)
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