A-52
Cisco ONS 15454 DWDM Reference Manual, R8.5
78-18343-02
Appendix A      Hardware Specifications
A.9.3    TXP_MR_2.5G and TXPP_MR_2.5G Card Specifications
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1559.79 to 1560.61 nm (two wavelengths)
 • Receiver (trunk side) 
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Receiver input power (no FEC, unamplified, 23 dB OSNR, BER 1 * 10 exp – 12): –8 to –21 dBm
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Receiver input power (no FEC, unamplified, 23 dB OSNR, at +/– 1000 ps/nm BER 1 * 10 
exp – 12): –8 to –19 dBm
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Receiver input power (no FEC, amplified, 19 dB OSNR, BER 1 * 10 exp – 12): –8 to –20 dBm
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Receiver input power (no FEC, amplified, 19 dB OSNR, at +/– 1000 ps/nm BER 1 * 10 
exp – 12): –8 to –18 dBm
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Receiver input power (FEC, unamplified, 23 dB OSNR, BER 8 * 10 exp – 5): –8 to –24 dBm
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Receiver input power (FEC, unamplified, 23 dB OSNR, at +/– 1000 ps/nm, BER 8 * 10 exp – 5): 
–8 to –22 dBm
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Receiver input power (FEC, amplified, 9 dB OSNR, BER 8 * 10 exp – 5): –8 to –18 dBm
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Receiver input power (FEC, unamplified, 11 dB OSNR, at +/– 800 ps/nm, BER 8 * 10 exp – 5): 
–8 to –18 dBm
 • Line (client side) 
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Bit rate: 2.48832 Gbps
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Code: Scrambled NRZ 
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Fiber: 1550-nm single-mode 
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Maximum chromatic dispersion allowance: Compliant with SR-1 specification for OC-192. In 
the case of 10 GE, allowance is up to 10 km of SMF fiber of dispersion. 
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Loopback modes: Terminal and facility
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Connectors: LC
 • Transmitter (client side): Depends on the Small Form-factor Pluggable (SFP) that is used.
 • Receiver (client side): Depends on the SFP that is used.
 • Dimensions
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Height: 12.650 in. (321.3 mm)
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Width: 0.921 in. (23.4 mm) (The dimension of the finger gasket is not included)
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Depth: 9.000 in. (228.6 mm)
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Depth with backplane connector: 9.250 in. (235 mm)
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Weight not including clam shell: 3.1 lb (1.3 kg) 
A.9.3 TXP_MR_2.5G and TXPP_MR_2.5G Card Specifications
The TXP_MR_2.5G and TXPP_MR_2.5G cards have the following specifications:
 • Line (trunk side) 
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Bit rate: 
2.488 Gbps for OC-48/STM-16 
2.66 Gbps with ITU-T G.709 Digital Wrapper/FEC
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Code: Scrambled NRZ