A-20
Cisco ONS 15454 Reference Manual, R8.5.x
78-18106-01
Appendix A Hardware Specifications
A.5.4 DS3/EC1-48 Card Specifications
Termination: Balanced, twisted pair, #22/24 AWG
Input impedance: 100 ohms +/– 5 percent (DS1); 120 ohms =/–5% (E1)
Cable loss: Max 655 feet ABAM #22/24 AWG (DS1); Compliant per ITU-T G.703 (E1)
AIS: TR-TSY-000191 compliant
Output
Bit rate: 1.544 Mbps ± 32 ppm (DS-1); 2.048 Mbps ±50pp m (E1)
Frame format: Off, SF (D4), ESF (DS-1); E1 multiframe, E1 CRC multiframe, and
unframed (ITU) (E1)
Line code: AMI, B8ZS (DS-1); HDB3 (E1)
Termination: Balanced, twisted pair, #22/24 AWG
Input impedance: 100 ohms +/– 5 percent (DS1); 120 ohms =/–5% (E1)
Cable loss: Max 655 feet ABAM #22/24 AWG (DS1); Compliant per ITU-T G.703 (E1)
AIS: TR-TSY-000191 compliant
Power level: 12.6 to 17.9 dBm centered at 772 KHz
Pulse shape: Telcordia GR-499-CORE Figure 9-5 (DS-1); ITU-T G.703, Figure 15 (E1)
Pulse amplitude: 2.4 to 3.6 V peak (DS-1); 2.7 to 3.3 V peak (E1)
Loopback modes: Terminal and facility
Electrical interface: SCSI (UBIC) connectors. UBIC-H: DS-1 and E1; UBIC-V: DS-1 only.
Surge protection: Telcordia GR-1089
Operating temperature
I-Temp (15454-DS1E1-56):–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: 36.00 W, 0.76 A, 124.97 BTU/hr
Dimensions
Height: 12.650 in. (321.3 mm)
Width: 0.716 in. (18.2 mm)
Depth: 9.000 in. (228.6 mm)
Card weight: 2.0 lb (0.9 kg)
A.5.4 DS3/EC1-48 Card Specifications
The DS3/EC1-48 card has the following specifications:
Input
Bit rate: 44.736 Mbps +/– 20 ppm
Frame format: DS-3 ANSI T1.107-1988