29
Cisco Enhanced Wave Division Multiplexing Optical System Installation Note
78-17894-02
Specifications
Table 12
EWDM OADM and Multiplexer/Demultiplexer Module Optical Specifications
Device
Path
Value
EWDM-MUX8A=
Operating Band
1460-1620 nm
Channel Spacing
100 GHz
DWDM channels
1 to 8
DWDM channel
0.5 dB bandwidth
–0.12 to 0.12 nm
Insertion Loss
Mux DWDM (channel)
Demux DWDM (channel)
Mux CWDM (band)
Demux CWDM (band)
Combined Mux Demux DWDM
(same channel)
3.5 dB (max)
2.5 dB (max)
1 dB (max)
1.5 dB (max)
4.7 dB (max)
Isolation
Pass Port Isolation (In band Isolation)
Adjacent channels Isolation
(DWDM Channels over DWDM or
CWDM channels)
15 dB mux (min.)
30 dB demux (min.)
30 dB (min.)
Return Loss
45 dB (min.)
Directivity
50 dB (min.)
PDL
All Paths
0.2 dB
PMD
All Paths
0.2 ps
Optical loss Uniformity
1.5 dB
Max Optical Input Power
300 mW
EWDM-OADM4=
Operating Band
1460-1620 nm
Channel Spacing
100 GHz
DWDM channels
2 to 5
DWDM channel
0.5 dB bandwidth
–0.12 to 0.12 nm
Insertion Loss
Mux DWDM (channel)
Demux DWDM (channel)
Mux CWDM (band)
Demux CWDM (band)
Combined Mux Demux DWDM
(same channel)
2.5 dB (max)
2.5 dB (max)
1 dB (max)
1 dB (max)
3.7 dB (max)
