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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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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 |
2.0 |
4 |
4.1 |
56.3 |
53.3 |
51.8 |
48.8 |
52.2 |
49.2 |
4.1 |
8 |
5.8 |
51.8 |
48.8 |
45.7 |
42.7 |
46.0 |
43.0 |
5.8 |
10 |
6.5 |
50.3 |
47.3 |
43.8 |
40.8 |
43.8 |
40.8 |
6.5 |
16 |
8.2 |
47.2 |
44.2 |
39.7 |
36.7 |
39.0 |
36.0 |
8.2 |
20 |
9.3 |
45.8 |
42.8 |
37.8 |
34.8 |
36.5 |
33.5 |
9.3 |
25 |
10.4 |
44.3 |
41.3 |
35.8 |
32.8 |
33.9 |
30.9 |
10.4 |
31.25 |
11.7 |
42.9 |
39.9 |
33.9 |
30.9 |
31.2 |
28.2 |
11.7 |
62.5 |
17.0 |
38.4 |
35.4 |
27.9 |
24.9 |
21.4 |
18.4 |
17.0 |
100 |
22.0 |
35.3 |
32.3 |
23.8 |
20.8 |
13.3 |
10.3 |
22.0 |
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 |
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