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Cisco ONS 15454 DWDM Engineering and Planning Guide, Release 7.x
July 2006
Chapter 2 Cards Specifications
2.2.7 Y-Cable Module
Figure 2-13 Multimode Y-Cable Splitter Module
Table 2-34 shows operating parameters for a multimode Y-cable module.
Table 2-35 shows operating parameters for the single-mode Y-cable module.
151942
Client TX
Client RX
TXP W TX
TXP W RX
TXP P TX
TXP P RX
1x2
1x2
Table 2-34 Multimode Y-Cable Module Operating Parameters
Parameter Conditions Min Typical Max Unit
Wavelength range (WR) — 770–1260 860–1380 nm
Insertion loss (IL) In all wavelength ranges
(both windows)
— — 4.4 dB
Insertion loss uniformity In all wavelength ranges
(both windows)
— — 0.7 dB
PDL At both ports — — 0.1 dB
Optical return loss (RL) — 40 — — dB
Directivity — 40 — — dB
Operating temperature (Top) — –5 — 65 ˚C
Optical power — — — 500 mW
Table 2-35 Single-Mode Y-Cable Module Operating Parameters
Parameter Conditions Min Typical Max Unit
Wavelength range (WR) — 1260–1430 — 1360–1580 nm
Insertion loss (IL) In all wavelength ranges
(both windows)
— — 4.1 dB
Insertion loss uniformity In all wavelength ranges
(both windows)
— — 1.1 dB
PDL At both ports — — 0.1 dB
Optical return loss (RL) — 50 — — dB
Directivity — 50 — — dB
Operating temperature (Top) — –5 — 65 ˚C
Optical power — — — 500 mW
