Cisco Cisco Surge-Gap Passives Data Sheet
© 2014 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information.
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Features
●
6 kV surge protection
●
15A current carrying capability of splitters and directional couplers and 20A input rating of power inserters
allow network powering of cable telephony services
●
Industry-leading insertion loss specifications reduce amplifier requirements
●
Unique, patented AC bypass coil provides superior hum modulation performance, which is important in
advanced, high current networks
●
Superior return loss specifications promote more reliable transmission of digital signals
●
Versatile housing design permits aerial or pedestal mounting
●
Power passing/blocking jumpers for increased architectural flexibility
●
Interchangeability of faceplates for all directional couplers and splitters simplifies architectural changes and
reduces costs
●
Durable powered-paint coating for superior environmental protection
●
Compliant to 25A and 2-hour, 149°F (65°C) power soak rated
Specifications
Tables 1 through 3 provide product specifications for the Cisco 1.25 GHz Surge-Gap Passives.
Table 1.
RF Section Specifications
Item
Value
Type
8
12
16
2-Way
3-Way
3 Way-Unbalanced
PI
Freq.
Typ. Max
Typ. Max
Typ. Max
Typ. Max
Typ. Max
Low
High
Typ. Max
Typ. Max Typ. Max
Insertion Loss
(dB)
(dB)
5
1.7
1.9
0.9
1.1
0.9
1.1
4.1
4.4
5.9
6.1
7.3
7.5
3.7
3.9
0.6
0.9
10
1.6
1.8
0.8
1.1
0.8
1.0
3.8
4.2
5.5
5.8
7.0
7.4
3.6
3.8
0.4
0.6
40
1.6
1.7
0.8
1.1
0.8
1.0
3.7
4.0
5.3
5.6
6.8
7.2
3.5
3.8
0.4
0.6
85
1.6
1.7
0.9
1.1
0.8
1.0
3.7
4.0
5.4
5.6
6.9
7.2
3.6
3.8
0.4
0.7
100
1.6
1.7
0.9
1.1
0.8
1.0
3.8
4.0
5.4
5.6
6.9
7.2
3.6
3.8
0.5
0.7
200
1.6
1.8
1.0
1.1
0.9
1.1
3.9
4.1
5.6
5.8
7.1
7.3
3.7
3.8
0.6
0.7
550
1.6
2.0
0.9
1.3
0.9
1.2
3.9
4.3
5.7
6.2
7.3
7.9
3.8
4.2
0.4
0.7
750
1.8
2.2
1.1
1.5
1.0
1.4
4.1
4.5
6.0
6.5
7.5
8.0
4.1
4.6
0.4
0.8
870
1.9
2.4
1.2
1.7
1.0
1.5
4.3
4.7
6.2
6.6
7.6
8.1
4.4
4.7
0.5
0.9
1000
2.2
2.5
1.5
1.9
1.3
1.6
4.5
4.9
6.4
6.9
7.8
8.3
4.6
4.9
0.6
1.0
1218
2.5
2.7
2.1
2.2
1.6
1.8
5.0
5.1
6.9
7.2
8.3
8.6
5.1
5.2
0.8
1.1
1250
2.5
2.8
2.2
2.3
1.7
1.9
5.0
5.2
7.1
7.3
8.4
8.7
5.1
5.2
0.9
1.2
Unless otherwise noted, specifications reflect typical performance and are referenced to 68° F (20° C). Specifications are based upon
measurements made in accordance with SCTE and ANSI standards (where applicable), using standard frequency assignments.
measurements made in accordance with SCTE and ANSI standards (where applicable), using standard frequency assignments.