A-32
Cisco ONS 15454 Reference Manual, R7.0
78-17191-01
Appendix A Hardware Specifications
A.6 A.6.8 OC48 LR 1550 Card Specifications
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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)
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Weight not including clam shell: 1.8 lb (0.8 kg)
A.6.8 OC48 LR 1550 Card Specifications
The OC48 LR 1550 card has the following specifications:
• Line
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Bit rate: 2.49 Gbps
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Code: Scrambled NRZ
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Fiber: 1550-nm single-mode
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Loopback modes: Terminal and facility
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Connectors: SC
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Compliance: Telcordia GR-253-CORE
• Transmitter
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Maximum transmitter output power: +3 dBm
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Minimum transmitter output power: –2 dBm
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Center wavelength: 1520 to 1580 nm
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Nominal wavelength: 1550 nm
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Transmitter: DFB laser
• Receiver
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Maximum receiver level: –8 dBm
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Minimum receiver level: –28 dBm
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Receiver: InGaAs avalanche photo diode (APD) photodetector
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Link loss budget: 26 dB minimum, with 1 dB dispersion penalty
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Receiver input wavelength range: 1520 to 1580 nm
• Environmental
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Operating temperature:
C-Temp (15454-OC481LR1550): +23 to +131 degrees Fahrenheit (–5 to +55 degrees Celsius)
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Operating humidity: 5 to 95 percent, noncondensing
• 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)
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Weight not including clam shell: 1.8 lb (0.8 kg)
