AAC / CellSMART Octal (8-port) DSX-1 Physical Layer Module

Common Requirements
Fractional support

N x 64 or N x 56

Framing format

ESF or SF (D4)

Interface connector

RJ-48C

Line code

B8ZS or AMI

Line rate, internal clock

1.544 Mbps +/- 50 bps (1.544 Mbps +/- 130 bps when the timing is derived from the input signal)

Input Requirements
Jitter tolerance

Conforms to TR-NWT-000499 Issue 5 Section 7.3.1, Figure 7-2 for Category II equipment

Line rate tolerance

1.544 Mbps +/- 200 bps

Signal level

0 to -10 dBm

Output Requirements
Jitter generation

Conforms to ITU-T Recommendation G.824 (03/93), Section 2.1, Table 1

Output level

3.0 volts +/- 10% into 100 ohms at output connector

Pulse shape

Conforms to ANSI T1.403-1989 Section 5.3.4.1, Figure 2 and TR62411, Figure 21

Standards Compliance
Meets applicable requirements of the following standards/generic requirements

ANSI T1.403-1995, Standard for Telecommunications, "Network-to-Customer Installation--DS1 Metallic Interface, " March 21, 1995

ANSI T1.102-1993, Standard for Telecommunications, "Digital Hierarchy--Electrical Interfaces, " December 8, 1993

ANSI T1.107-1988, Standard for Telecommunications, "Digital Hierarchy--Formats Specification, " August 25, 1988

ITU-T G.824-1993, "Digital Networks--The Control of Jitter and Wander within Digital Networks which are Based on the 1544 kbit/s Hierarchy, " March 1993.

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