Cisco Cisco ONS 15454 SDH Multiservice Provisioning Platform (MSPP) Guía De Instalación

Installing ONS 15454 SDH E1-N-14 Cards

78-14605-01

E1-N-14 Card

Figure 2

E1-N-14 block diagram

E1-N-14 Specifications

•

E1-N-14 Input

–

Bit Rate: 2.048 MBits/s (Mbps) + 50 ppm

–

Frame Format: unframed, ITU-T G.704 framed

–

Line Code: HDB-3

–

Termination: via FMEC-E1 (for 75 ohms unbalanced) or FMEC-DS1/E1 (for 120 ohms
balanced)

–

Input Impedance: 75 ohms unbalanced or 120 ohms balanced

–

Cable Loss: 0 to 6 dB @ 1024 kHz (for cable length see specification of the cable that you are
using)

–

AIS: ITU-T G.704-compliant

•

E1-N-14 Output

–

Bit Rate: 2.048 MBits/s (Mbps) + 50 ppm

–

Frame Format: unframed, ITU-T G.704 framed

–

Line Code: HDB-3

–

Termination: via FMEC-E1 (for 75 ohms unbalanced) or FMEC-DS1/E1 (for 120 ohms
balanced)

–

Output Impedance: 75 ohms unbalanced or 120 ohms balanced

–

AIS: ITU-T G.704-compliant

–

Pulse Shape: ITU-T G.703 Fig. 15

–

Pulse Amplitude: 2.37 V + 5% zero-peak @ 75 ohms, 3 V + 5% zero-peak @ 120 ohms

14 Line

Interface

Units

FLASH

DRAM

Protection

Relay

Matrix

63117

BTC

ASIC

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k
p

a
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AU-3 to
14 E1
Mapper

AU-3 / STM-4
Mux/Demux FPGA