Oc48 Lr 1550 Card Specifications - Cisco ONS 15327 User Documentation

OC48 LR 1550 Card
Figure 13-17 OC48 LR 1550 block diagram
OC-48
Invisible laser radiation may be emitted from the aperture port when no cable is connected. To avoid
Warning
exposure to laser radiation, do not stare into open apertures.

13.9.3 OC48 LR 1550 Card Specifications

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Cisco ONS 15327 User Documentation, R3.3
13-22
Optical
Transceiver
Flash
RAM
Line
Bit Rate: 2488.320 Mbps
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– Code: Scrambled NRZ
Fiber: 1550nm single-mode
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Loopback Modes: Terminal and Facility
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Connectors: SC
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Compliance: Telcordia SONET, GR-GSY-00253
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Transmitter
Max. Transmitter Output Power: +3dBm
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Min. Transmitter Output Power: -2 dBm
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– Center Wavelength: 1520 nm - 1580 nm
Nominal Wavelength: 1550 nm
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Transmitter: Fabry Perot Laser
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Receiver
Max. Receiver Level:-8 dBm
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Min. Receiver Level: -28 dBm
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Receiver: InGaAs InP photo detector
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– Link Loss Budget: 26 dB min., with 1 dB dispersion penalty
STS-48
Clock/
Data
Recovery
Backplane
Interface
uP bus
uP
Chapter 13 Card Reference
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June 2002