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Category 5e ANSI/TIA/EIA Performance Limits

Note:
These tables are provided for information purposes only and are not intended to replace the applicable standards. To obtain the actual standards documents, please contact Global Engineering Documents at 1-800-854-7179 or www.global.ihs.com.

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Performance Limits Charts

Category 5e Cable Limits in dB per ANSI/TIA/EIA-568B.2

Frequency MHz Insertion Loss per 100m NEXT pair-to-pair NEXT power sum ELFEXT pair-to-pair ELFEXT power sum ACR pair-to-pair ACR power sum Return Loss Solid
1 2.0 65.3 62.3 63.8 60.8 63.3 60.3 20.0
4 4.1 56.3 53.3 51.8 48.8 52.2 49.2 23.0
8 5.8 51.8 48.8 45.7 42.7 46.0 43.0 24.5
10 6.5 50.3 47.3 43.8 40.8 43.8 40.8 25.0
16 8.2 47.2 44.2 39.7 36.7 39.0 36.0 25.0
20 9.3 45.8 42.8 37.8 34.8 36.5 33.5 25.0
25 10.4 44.3 41.3 35.8 32.8 33.9 30.9 24.3
31.25 11.7 42.9 39.9 33.9 30.9 31.2 28.2 23.6
62.5 17.0 38.4 35.4 27.9 24.9 21.4 18.4 21.5
100 22.0 35.3 32.3 23.8 20.8 13.3 10.3 20.1

Category 5e Connecting Hardware Limits in dB per ANSI/TIA/EIA-568B.2

Frequency MHz Insertion Loss per 100m NEXT pair-to-pair FEXT pair-to-pair ACR pair-to-pair Return Loss
1 0.1 65.0 65.0 64.9 30.0
4 0.1 65.0 63.1 64.9 30.0
8 0.1 64.9 57.0 64.8 30.0
10 0.1 63.0 55.1 62.9 30.0
16 0.2 58.9 51.0 58.7 30.0
20 0.2 57.0 49.1 56.8 30.0
25 0.2 55.0 47.1 54.8 30.0
31.25 0.2 53.1 45.2 52.9 30.0
62.5 0.3 47.1 39.2 46.8 24.1
100 0.4 43.0 35.1 42.6 20.0

Category 5e Channel Limits in dB per ANSI/TIA/EIA-568B.1

Frequency MHz Insertion Loss per 100m NEXT pair-to-pair NEXT power sum ELFEXT pair-to-pair ELFEXT power sum ACR pair-to-pair ACR power sum Return Loss
1 2.2 >60 >57 57.4 54.4 57.8 54.8 17.0
4 4.5 53.5 50.5 45.4 42.4 49.0 46.0 17.0
8 6.3 48.6 45.6 39.3 36.3 42.3 39.3 17.0
10 7.1 47.0 44.0 37.4 34.4 39.9 36.9 17.0
16 9.1 43.6 40.6 33.3 30.3 34.5 31.5 17.0
20 10.2 42.0 39.0 31.4 28.4 31.8 28.8 17.0
25 11.4 40.3 37.3 29.4 26.4 28.9 25.9 16.0
31.25 12.9 38.7 35.7 27.5 24.5 25.8 22.8 15.1
62.5 18.6 33.6 30.6 21.5 18.5 15.0 12.0 12.1
100 24.0 30.1 27.1 17.4 14.4 6.1 3.1 10.0

Category 5e Permanent Link Limits in dB per ANSI/TIA/EIA-568B.1

Frequency MHz Insertion Loss per 100m NEXT pair-to-pair NEXT power sum ELFEXT pair-to-pair ELFEXT power sum ACR pair-to-pair ACR power sum Return Loss
1 2.1 >60 >57 58.6 55.6 57.9 54.9 19.0
4 3.9 54.8 51.8 46.6 43.6 50.9 47.9 19.0
8 5.5 50.0 47.0 40.6 37.5 45.5 41.5 19.0
10 6.2 48.5 45.5 38.6 35.6 42.3 39.3 19.0
16 7.9 45.2 42.2 34.5 31.5 37.3 34.3 19.0
20 8.9 43.7 40.7 32.6 29.6 34.8 31.8 19.0
25 10.0 42.1 39.1 30.7 27.7 32.1 29.1 18.0
31.25 11.2 40.5 37.5 28.7 25.7 29.3 26.3 17.1
62.5 16.2 35.7 32.7 22.7 19.7 19.5 16.5 14.1
100 21.0 32.3 29.3 18.6 15.6 11.3 8.3 12.0