A-22
Cisco ONS 15454 Reference Manual, R7.0
78-17191-01
Appendix A Hardware Specifications
A.5 A.5.7 DS3-12E and DS3N-12E Card Specifications
–
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
• Output
–
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
–
Power level: –1.8 to +5.7 dBm
Note The power level is for a signal of all ones and is measured at a center frequency of
22.368 MHz (3 +/–1 kHz) bandwidth.
–
Pulse shape: ANSI T1.102-1988 Figure 8
–
Pulse amplitude: 0.36 to 0.85 V peak-to-peak
–
Loopback modes: Terminal and facility
–
Line build out: 0 to 225 feet (0 to 68.8 meters); 226 to 450 feet (68.9 to 137.2 meters)
• Electrical interface: Connectors: BNC or SMB
• Surge protection: Telcordia GR-1089
• Operating temperature: I-Temp (15454-DS3-12E-T and 15454-DS3N-12E-T): –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
• Dimensions
–
Height: 12.650 in. (321.3 mm)
–
Width: 0.716 in. (18.2 mm)
–
Depth: 9.000 in. (228.6 mm)
–
Depth with backplane connector: 9.250 in. (235.0 mm)
–
DS3-12E card weight: 1.8 lb (0.8 kg)
–
DS3N-12E card weight: 1.9 lb (0.8 kg)