User's Manual

Appendix A Specifications
E3/DS3/STS-1 specifications
112 T-BERD/MTS 5800 Getting Started Manual
E3/DS3/STS-1 specifications
Refer to these tables for specifications for the E3/DS3/STS-1
connectors:
– Table 19 on page 112 through Table 20 on page 113 list
specifications when running E3 applications.
– Table 22 on page 114 through Table 24 on page 116 list
specifications when running DS3 applications.
– Table 25 on page 116 through Table 27 on page 118 list
specifications when running STS-1 applications.
Receiver
(E3 circuits)
Table 19 lists specifications for the receiver when running
applications for E3 circuits.
Clock Source
(Timing)
– Internal reference clock with accuracy ±1.5 ppm, ±1 ppm
per year aging
– Recovered from Rx1
– External from BITS, SETS, or CLOCK
Frequency offset ±100 ppm in 1 ppm steps
Pulse shape Complies with ITU-T G.703 (11/01)
Table 18 E1 RJ-48 transmitter specifications (Continued)
Parameter Specification
Table 19 E3 receiver specifications
Parameter Specification
Connector One BNC (RX1)
Bit rate 34.368 Mbps
Impedance Nominal 75 Ω at 17 MHz, unbalanced