ADTRAN NetVanta 4300 Series - NET;DBU), Located on the Rear of the Base Unit. These Cards Provide the Following Types of Interfaces; Network Interface Modules; Netvanta 56 K;64 K NIM (P;N 1200861 L1); Figure 6. Netvanta 56 K;64 K NIM

NetVanta 4300/4400 Series Option Modules
61200890E2-34T Copyright © 2019 ADTRAN, Inc. 25
Network Interface Modules
NetVanta 56K/64K NIM (P/N 1200861L1)
The 56K/64K NIM (shown in Figure 6) provides a WAN-DDS interface for the NetVanta 4300/4400
Series. See Table A-5 on page 58 for the WAN-DDS connector pinouts, and see Table A-14 on page 61 for
the DBU connector pinouts. An optional DIM is r
equired for dial backup applications.
Figure 6. NetVanta 56K/64K NIM
Features and Specifications
Operating Modes
• Dedicated DDS (leased line)
DDS Interface
• Supported Standards: AT&T TR 62310
• 4-wire, full-duplex
• Receiver Sensitivity: -45 dB, all rates
• Data Rates: 56K, 64K, and auto
• Connector: RJ-48C
Clock Source
•Network
•Internal
Diagnostics
• CSU and DSU Loopbacks
Compliance
• EMC - see Electromagnetic Compatibility
(EMC) Table on page 6.
• ACTA/FCC Part 68
• IC CS-03
• UL/CUL 60950-1
Environmental
• Operating Temperature: 0°C to 50°C
• Storage Temperature: -20°C to 70°C
• Relative Humidity: Up to 95 percent, 
noncondensing
Physical
• Dimensions: 2.75-inch W x 4.25-inch D