ADTRAN DSU III ARdc User Manual page 114

Appendix E. Specifications Summary
Clocking
Normal DDS or private network tributary
(slaved to network receive clock)
Private network master (internal clock)
Normal DDS with tail circuit
Private network master (slaved to external clock)
Switched Mode Dialing Options
Stored number
Front panel keypad
DTR dialing of stored number
In-band AT commands
V.25 bis in-band dialing
Diagnostics
Network: CSU and DSU loopbacks
User: Local DTE and loop, remote V.54
Test Patterns: 2047, 511, DDS , stress patterns 1 to 4
Line Requirements
Loop transmission parameters as defined in:
AT&T PUB 62310: Dedicated DDS
AT&T PUB 41468: Switched 56
SPRINT TS 0046: Switched 56
Line Interface
RJ-48S, 4-wire, full duplex
Receiver Sensitivity
-45 dB at all rates
E-2 DSU III ARdc User Manual 61200270L1-1