B-45
Cisco ONS 15454 DWDM Installation and Operations Guide, R6.0
December 2006
Appendix B      Hardware Specifications
B.5.5 MXP_2.5G_10E Card Specifications
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1550.12 to 1552.93 nm (four channels)
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1554.13 to 1556.96 nm (four channels)
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1558.17 to 1561.01 nm (four channels)
• Receiver (trunk side) 
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Receiver: APD
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Link loss budget: 24 dB minimum, with no dispersion or 22 dB optical path loss at 
BER = 1 * 10 exp – 12 including dispersion
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Receiver input wavelength range: 1290 to 1605 nm
• Line (client side) 
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Bit rate: 2.5 Gbps per port (OC-48/STM-16)
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Code: Scrambled NRZ 
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Fiber: 1310-nm single-mode 
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Maximum chromatic dispersion allowance: 12 ps/nm (SR SFP version) 
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Loopback modes: Terminal and facility
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Connectors: LC (optical)
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Compliance: Telcordia GR-253-CORE, ITU-T G.707, ITU-T G.957
• Transmitter (client side): Depends on the SFP that is used.
• Receiver (client side): Depends on the SFP that is used.
• Environmental
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Operating temperature: –5 to +55 degrees Celsius (+23 to +113 degrees Fahrenheit) 
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Operating humidity: 5 to 95 percent, noncondensing
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Power consumption: 50.00 W (maximum), 1.11 A at –48 V, 136.6 BTU/hr
• Dimensions
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Height: 12.650 in. (321.3 mm)
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Width: 0.716 in. (18.2 mm)
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Depth: 9.000 in. (228.6 mm)
Table B-21 MXP_2.5G_10E Receiver Trunk Side Specifications
OSNR
1
FEC Type Pre-FEC BER Post-FEC BER
Input Power 
Sensitivity
2
Chromatic Dispersi
Tolerance
30 dB Off <10 exp – 12 N/A  – 8 to  – 20 dBm +/– 1200 ps/nm
26 dB Off <10 exp – 12 N/A  – 8 to  – 20 dBm +/– 1000 ps/nm
26 dB Off <10 exp – 12 N/A  – 8 to  – 22 dBm  —
17 dB Standard <10 exp – 5 <10 exp – 15  – 8 to  – 18 dBm +/– 800 ps/nm
15 dB Standard <10 exp – 5 <10 exp – 15  – 8 to  – 18 dBm —
15 dB Enhanced <7 x 10 exp – 4 <10 exp – 15  – 8 to  – 18 dBm +/– 800 ps/nm
14 dB Enhanced <7 x 10 exp – 4 <10 exp – 15  – 8 to  – 18 dBm  —
1. Optical Signal-to-Noise ratio (OSNR) defined with 0.1 nm Resolution Bandwidth (RBW)
2. Receiver filter bandwidth greater than or equal to 180 pm (at – 3 dBm)