Chapter 2 Specifications
10
2.3.3 Category 5 twisted paired cable (UTP) examples (CTP-LAN5)
Item Unit Value
Conductor resistance (Max.) /km 93.5
Insulation resistance (Min.)
M·km
2,500
Withstand voltage V/min AC 500
Characteristic impedance (1~100MHz) 100 ± 15
10MHz 6.5
16MHz 8.2
Decrement
Below
dB/100m
20MHz 9.3
10MHz 47
16MHz 44
Near-end crosstalk decrement
Below
dB/100m
20MHz 42
[Table 2-5] UTP cable specification
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