Cisco Cisco Surge-Gap Passives Data Sheet
Surge-Gap Passives
2
Specifications
Freq.
8 dB
12 dB
16 dB
2-Way
3-Way
3-Way Unbalanced
PI
MHz Typ Max Typ Max Typ Max Typ Max Typ Max Typ Max Typ Max Typ Max
Low
High
Insertion Loss
5 1.7
1.9 0.9 1.1 0.9 1.1 3.9 4.4 5.5 6.1 7.3 7.5 3.7 3.9 0.6 0.9
(dB) 40
1.4
1.8 0.8 1.1 0.7 1.0 3.7 4.2 5.3 5.8 6.7 7.4 3.5 3.8 0.2 0.6
50 1.4 1.7 0.8 1.1 0.7 1.0 3.6 4.0 5.3 5.6 6.8 7.2 3.5 3.8 0.2 0.7
450 1.6 1.9 0.9 1.2 0.9 1.1 3.8 4.2 5.5 6.1 7.1 7.8 3.7 4.1 0.4 0.7
550 1.7 2.0 1.0 1.3 0.9 1.2 3.8 4.3 5.6 6.2 7.2 7.9 3.7 4.2 0.4 0.7
750 2.0 2.2 1.2 1.5 1.1 1.4 4.0 4.5 6.1 6.5 7.7 8.0 4.2 4.6 0.5 0.8
870 2.2 2.4 1.4 1.7 1.2 1.5 4.1 4.7 6.3 6.6 7.7 8.1 4.3 4.7 0.6 0.9
1000 2.4 2.5 1.6 1.9 1.3 1.6 4.3 4.9 6.3 6.9 7.9 8.3 4.4 4.9 0.7 1.0
450 1.6 1.9 0.9 1.2 0.9 1.1 3.8 4.2 5.5 6.1 7.1 7.8 3.7 4.1 0.4 0.7
550 1.7 2.0 1.0 1.3 0.9 1.2 3.8 4.3 5.6 6.2 7.2 7.9 3.7 4.2 0.4 0.7
750 2.0 2.2 1.2 1.5 1.1 1.4 4.0 4.5 6.1 6.5 7.7 8.0 4.2 4.6 0.5 0.8
870 2.2 2.4 1.4 1.7 1.2 1.5 4.1 4.7 6.3 6.6 7.7 8.1 4.3 4.7 0.6 0.9
1000 2.4 2.5 1.6 1.9 1.3 1.6 4.3 4.9 6.3 6.9 7.9 8.3 4.4 4.9 0.7 1.0
Tap Loss
5
(dB)
40
(Max tolerance
50
±1 dB)
450
550
750
870
1000
750
870
1000
8.5
8.3
8.3
8.3
8.3
8.5
8.6
8.7
9.3
9.1
9.1
9.1
9.1
9.3
9.4
9.5
13.0
12.5
12.5
12.4
12.3
12.4
12.4
12.1
13.8
13.3
13.3
13.2
13.1
13.2
13.2
12.9
16.2
15.7
15.8
15.8
15.8
16.2
16.3
16.0
17.0
16.5
16.6
16.7
16.6
17.0
17.1
16.8
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Flatness
5-1000
0.50 0.50 0.50 0.50 0.50
0.50
0.35
Return Loss
5
(dB, min)
10
50
750
870
1000
750
870
1000
16
16
18
18
18
17
15
15
18
18
18
17
15
15
17
18
18
17
16
16
18
18
18
16
15
15
18
18
18
17
15
15
18
18
16
16
16
16
18
18
18
18
Isolation
5
(dB, min)
750
1000
16
20
18
20
23
18
20
24
22
20
23
20
18
23
20
19
23
20
56
58
53