Cat.5E SFTP

Impedance ( 1 100 MHz)

  10015

  Conductor Resistance (20)

  9.38 Per 100 m (328 ft)

  Conductor Unbalance (20)

  Max. 5%

  Insulation Resistance (20)

  1500M-Km  DC500V (Between wire and ground)

  Dielectric Strength

  DC 500V / 1min. or AC 350 V / 1min.

  Mutual Capacitance (1KHz)

  Max. 5.6 nF Per 100M (328 ft)

  Capacitance Unbalance (1KHz)

  330 pF Per 100M (328 ft)(Between wire and ground)

  Delay Skew

  Max. 45 ns Per 100M (328 ft)

  Frequency

  Insertion Loss

  (dB/100m) Max.

  Frequency

  Insertion Loss

  (dB/100m) Max.

  0.772MHz

  1.8

  20 MHz

  9.3

  1 MHz

  2.0

  25 MHz

  10.4

  4 MHz

  4.1

  31.25 MHz

  11.7

  8 MHz

  5.8

  62.5 MHz

  17.0

  10 MHz

  6.5

  100 MHz

  22.0

  16 MHz

  8.2

  Propagation Delay

  0.772MHz

  1f100MHz

  534 + 36/f (fMHz)

  Frequency

  NEXT

 (dB/100m)

  Min.

  PSNEXT

  (dB/100m)

  Min.

  ELFXT

 (dB/100m)

  Min.

  PSELFXT

  (dB/100m)

  Min.

  0.772MHz

  67.0

  64.0

  1 MHz

  65.3

  62.3

  63.8

  60.8

  4 MHz

  56.3

  53.3

  51.7

  48.7

  8 MHz

  51.8

  48.8

  45.7

  42.7

  10 MHz

  50.3

  47.3

  43.8

  40.8

  16 MHz

  47.3

  44.4

  39.7

  36.7

  20 MHz

  45.8

  42.8

  37.7

  34.7

  25 MHz

  44.3

  41.3

  35.8

  32.8

  31.25 MHz

  42.9

  39.9

  33.9

  30.9

  62.5 MHz

  36.4

  35.4

  27.8

  24.6

  100 MHz

  35.3

  32.3

  23.8

  20.8

  Return Loss

  (dB/100m)

  1f10MHz

  RL20+5.0 log(f)

  10f20MHz

  RL25

  20f100MHz

  RL25-7.0 log(f/20)