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A2. RJ-45 Connector & Cables
Figure A-1 shows the pin assignments of the RJ-45 connector for
10BASE-T and 100BASE-TX network. The pin assignments are
identical for 10BASE-T and 100BASE-TX, using Category 5 UTP
cable.
Pin Signal Name
1
Tr
2
Transmit -
3
R
4
NC (no connection)
5
NC (no connection)
6
Receive -
7
NC (no connection)
8
NC (no connection)
Figure A-1 RJ-45 Connector Pin Assignments
Cabling Requirements:
10Mbps
10BASE-T Ethernet Category 3, 4, or 5 UTP Cable
The maximum distance is 100 meters.
100 Mbps
100BASE-TX Ethernet Category 5 UTP Cable
The maximum distance is 100 meters.