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Cisco ONS 15454 Reference Manual, R7.0
78-17191-01
Appendix A Hardware Specifications
A.5 A.5.5 DS3-12 and DS3N-12 Card Specifications
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Bit rate: 44.736 Mbps +/– 20 ppm
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Frame format: DS-3 ANSI T1.107-1988
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Line code: B3ZS
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Termination: Unbalanced coaxial cable
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Input impedance: 75 ohms +/–5 percent
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Cable loss: Max 900 feet with 734A or 728A cable, Max 79 feet with RG-179
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AIS: TR-TSY-000191 compliant
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Power level: –1.8 to +5.7 dBm
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Pulse shape: ANSI T1.102-1988 Figure 8
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Pulse amplitude: 0.36 to 0.85 V peak
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Loopback modes: Terminal and facility
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Line build out: 0 to 225 feet (0 to 68.8 meters); 226 to 450 feet (68.9 to 137.2 meters)
• Electrical interface: BNC or SMB connectors
• Surge protection: Telcordia GR-1089
• Operating temperature:
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I-Temp (15454-DS3_EC1-48): –40 to 149 degrees Fahrenheit (–40 to +65 degrees Celsius)
Note The I-Temp symbol is displayed on the faceplate of an I-Temp compliant card. A card
without this symbol is C-Temp compliant.
• Operating humidity: 5 to 95 percent, noncondensing
• Power consumption: 60W, 1.25A at -48V, 95.6 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)
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Weight: 1.7 lb (0.7 kg)
A.5.5 DS3-12 and DS3N-12 Card Specifications
The DS3-12 and DS3N-12 cards have the following specifications:
• Input
–
Bit rate: 44.736 Mbps +/– 20 ppm
–
Frame format: DS-3 ANSI T1.107-1988
–
Line code: B3ZS
–
Termination: Unbalanced coaxial cable
–
Input impedance: 75 ohms +/–5 percent
–
Cable loss: Max 450 feet 734A, RG-59, 728A/Max 79 feet RG-179
–
AIS: TR-TSY-000191 compliant