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Cisco ONS 15454 DWDM Engineering and Planning Guide, Release 7.x
July 2006
Chapter 2 Cards Specifications
2.2.3 Optical Add and Drop Cards
2.2.3 Optical Add and Drop Cards
This section describes the internal parameter and performance information for the 32WSS, 32WSS-L,
32DMX, 32DMX-L, 32DMX-O, 32DMX-L, AD-1B-xx.x, AD-4B-xx.x, AD-1C-xx.x, AD-2C-xx.x,
AD-4C-xx.x, and MMU cards.
2.2.3.1 32WSS Card
Table 2-8 defines internal parameter and performance details for the 32WSS card.
Insertion loss LINE
RX
– OSC
TX
0.5 1.4 dB
LINE
RX
– COM
TX
0.4 1.2 dB
OSC
RX
– LINE
TX
1.2 2.2 dB
COM
RX
– LINE
TX
1.2 2.2 dB
OSC crosstalk LINE
RX
– OSC
TX
OSC
RX
– LINE
TX
30 — dB
Isolation LINE
RX
– COM
TX
COM
RX
– LINE
TX
–15 — dB
OSC band chromatic dispersion LINE
RX
– OSC
TX
OSC
RX
– LINE
TX
–20 +20 ps/nm
Channel band chromatic dispersion LINE
RX
– COM
TX
COM
RX
– LINE
TX
–20 +20 ps/nm
PMD Each optical path — 0.1 ps
PDL LINE
RX
– COM
TX
LINE
RX
– OSC
TX
COM
RX
– LINE
TX
— 0.2 dB
OSC
RX
– LINE
TX
— 0.5
Optical power setting accuracy VOA in closed loop –0.5 +0.5 dB
Optical power setting time VOA in closed loop — 200 ms
VOAosc dynamic range — 30 — dB
VOAosc off state AVS state 39 — dB
Switch input lambda range COM
RX
– LINE
TX
1528 1605 nm
Switch open condition attenuation COM
RX
– LINE
TX
>40 — dB
Switching time Closed/Open COM
RX
– LINE
TX
—5ms
Open/Closed — 20
Directivity — 40 — dB
Return loss — 40 — dB
Table 2-7 OSC-CSM Card Optical Specifications (continued)
Parameter Condition Min Max Unit
