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FCD-IPM Installation and Operation Manual Chapter 1 Introduction
Technical Specifications 1-11
1.4 Technical Specifications
E1 Link Interface
Framing Options
256N (no MF, CCS)
256N (no MF, CCS) with CRC-4
256S (TS16 MF, CAS)
256S (TS16 MF, CAS) with CRC-4
Bit Rate
2.048 Mbps
Line Code
AMI
Zero Suppression
HDB3
Line Impedance
Balanced interface: 120Ω
Unbalanced interface: 75Ω
Signal Levels
Receive level:
• FCD-IPM with LTU: 0 to –30 dB
• FCD-IPM without LTU: 0 to –12 dB
Transmit level:
• Balanced interface: ±3V ±10%
• Unbalanced interface: ±2.37V ±10%
Jitter Performance
As per ITU-T Rec. G.823
Connectors
Balanced interface: RJ-48c 8-pin connector
Unbalanced interface: Two BNC coaxial
connectors
Compliance
ITU G.703, G.704, G.706, G.732
Diagnostics
User activated local and remote loopbacks
T1 Link Interface
Framing Options
D4
ESF
Bit Rate
1.544 Mbps
Line Code
AMI
Zero Suppression
Transparent
B7ZS
B8ZS
Impedance
Balanced: 100Ω