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Category 6 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 6 Cable Limits in dB per ANSI/TIA/EIA-568B.2-1
| 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 Solid |
| 1 |
2.0 |
74.3 |
72.3 |
67.8 |
64.8 |
72.3 |
70.3 |
20.0 |
| 4 |
3.8 |
65.3 |
63.3 |
55.8 |
52.8 |
61.5 |
59.5 |
23.0 |
| 8 |
5.3 |
60.8 |
58.8 |
49.7 |
46.7 |
55.5 |
53.5 |
24.5 |
| 10 |
6.0 |
59.3 |
57.3 |
47.8 |
44.8 |
53.3 |
51.3 |
25.0 |
| 16 |
7.6 |
56.2 |
54.2 |
43.7 |
40.7 |
48.6 |
46.6 |
25.0 |
| 20 |
8.5 |
54.8 |
52.8 |
41.8 |
38.8 |
46.3 |
44.3 |
25.0 |
| 25 |
9.5 |
53.3 |
51.3 |
39.8 |
36.8 |
43.8 |
41.8 |
24.3 |
| 31.25 |
10.7 |
51.9 |
49.9 |
37.9 |
34.9 |
41.2 |
39.2 |
23.6 |
| 62.5 |
15.4 |
47.4 |
45.4 |
31.9 |
28.9 |
32.0 |
30.0 |
21.5 |
| 100 |
19.8 |
44.3 |
42.3 |
27.8 |
24.8 |
24.5 |
22.5 |
20.1 |
| 200 |
29.0 |
39.8 |
37.8 |
21.8 |
18.8 |
10.8 |
8.8 |
18.0 |
| 250 |
32.8 |
38.3 |
36.3 |
19.8 |
16.8 |
5.5 |
3.5 |
17.3 |
Category 6 Connecting Hardware Limits in dB per ANSI/TIA/EIA-568B.2-1
| Frequency MHz |
Insertion Loss |
NEXT pair-to-pair |
FEXT pair-to-pair |
ACR pair-to-pair |
Return Loss |
| 1 |
0.1 |
75.0 |
75.0 |
74.9 |
30.0 |
| 4 |
0.1 |
75.0 |
71.1 |
74.9 |
30.0 |
| 8 |
0.1 |
75.0 |
65.0 |
74.9 |
30.0 |
| 10 |
0.1 |
74.0 |
63.1 |
73.9 |
30.0 |
| 16 |
0.1 |
69.9 |
59.0 |
69.8 |
30.0 |
| 20 |
0.1 |
68.0 |
57.1 |
67.9 |
30.0 |
| 25 |
0.1 |
66.0 |
55.1 |
65.9 |
30.0 |
| 31.25 |
0.1 |
64.1 |
53.2 |
64.0 |
30.0 |
| 62.5 |
0.2 |
58.1 |
47.2 |
57.9 |
28.1 |
| 100 |
0.2 |
54.0 |
43.1 |
53.8 |
24.0 |
| 200 |
0.3 |
48.0 |
37.1 |
47.7 |
18.0 |
| 250 |
0.3 |
46.0 |
35.1 |
45.7 |
16.0 |
Category 6 Channel Limits in dB per ANSI/TIA/EIA-568B.2-1
| Frequency MHz |
Insertion Loss |
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 |
65.0 |
62.0 |
63.3 |
60.3 |
62.9 |
59.9 |
19.0 |
| 4 |
4.0 |
63.0 |
60.5 |
51.2 |
48.2 |
59.0 |
56.5 |
19.0 |
| 8 |
5.7 |
58.2 |
55.6 |
45.2 |
42.2 |
52.5 |
49.9 |
19.0 |
| 10 |
6.3 |
56.6 |
54.0 |
43.3 |
40.3 |
50.3 |
47.7 |
19.0 |
| 16 |
8.0 |
53.2 |
50.6 |
39.2 |
36.2 |
45.2 |
42.6 |
18.0 |
| 20 |
9.0 |
51.6 |
49.0 |
37.2 |
34.2 |
42.6 |
40.0 |
17.5 |
| 25 |
10.1 |
50.0 |
47.3 |
35.3 |
32.3 |
39.9 |
37.2 |
17.0 |
| 31.25 |
11.4 |
48.4 |
45.7 |
33.4 |
30.4 |
37.0 |
34.3 |
16.5 |
| 62.5 |
16.5 |
43.4 |
40.6 |
27.3 |
24.3 |
26.9 |
24.1 |
14.0 |
| 100 |
21.3 |
39.9 |
37.1 |
23.3 |
20.3 |
18.6 |
15.8 |
12.0 |
| 200 |
31.5 |
34.8 |
31.9 |
17.2 |
14.2 |
3.3 |
0.4 |
9.0 |
| 250 |
35.9 |
33.1 |
30.2 |
15.3 |
12.3 |
-2.8 |
-5.7 |
8.0 |
Category 6 Permanent Link Limits in dB per ANSI/TIA/EIA-568B.2-1
| Frequency MHz |
Insertion Loss |
NEXT pair-to-pair |
NEXT power sum |
ELFEXT pair-to-pair |
ELFEXT power sum |
ACR pair-to-pair |
ACR power sum |
Return Loss |
| 1 |
1.9 |
65.0 |
62.0 |
64.2 |
61.2 |
63.1 |
60.1 |
19.1 |
| 4 |
3.5 |
64.1 |
61.8 |
52.1 |
49.1 |
60.6 |
58.3 |
21.0 |
| 8 |
5.0 |
59.4 |
57.0 |
46.1 |
43.1 |
54.4 |
52.0 |
21.0 |
| 10 |
5.5 |
57.8 |
55.5 |
44.2 |
41.2 |
52.3 |
50.0 |
21.0 |
| 16 |
7.0 |
54.6 |
52.2 |
40.1 |
37.1 |
47.6 |
45.2 |
20.0 |
| 20 |
7.9 |
53.1 |
50.7 |
38.2 |
35.2 |
45.2 |
42.8 |
19.5 |
| 25 |
8.9 |
51.5 |
49.1 |
36.2 |
33.2 |
42.6 |
40.2 |
19.0 |
| 31.25 |
10.0 |
50.0 |
47.5 |
34.3 |
31.3 |
40.0 |
37.5 |
18.5 |
| 62.5 |
14.4 |
45.1 |
42.7 |
28.3 |
25.3 |
30.7 |
28.3 |
16.0 |
| 100 |
18.6 |
41.8 |
39.3 |
24.2 |
21.2 |
23.2 |
20.7 |
14.0 |
| 200 |
27.4 |
36.9 |
34.3 |
18.2 |
15.2 |
9.5 |
6.9 |
11.0 |
| 250 |
31.1 |
35.3 |
32.7 |
16.2 |
13.2 |
4.2 |
1.6 |
10.0 |
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