DDS/MR64 CSU/DSU
DDSMR64 CSU/DSU
 

The Motorola UDS DDS/MR64 combines the functions of a DSU and CSU into a single unit. It operates in either point-to-point or multipoint applications, transmitting synchronous data at rates from 2400 bps to 64,000 bps clear channel, and asynchronous data from 2400 bps to 57,600 bps.
 

part numbers for in production units

UDS Motorola Telenetics TEL-6456524700010 DDSMR64 Nest Card
UDS Motorola Telenetics TEL-6456524700020 DDSMR64 Standalone


  The born again Codex/Motorola CSU/DSU
Telenetics DDS-MR64 family

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This versatile DDSMR64 DSU/CSU supports async rates up to 57.6 kbps. Advanced DSU/CSU delivers reliable digital performance with the added benefit of high-speed async transmission.


UDS Motorola Telenetics DDSMR64 CSU-DSU

Features & Benefits | Specifications

Two flexible versions to choose from:
  • DDS/MR64 standalone.
  • DDS/MR64 RM16M nest card for use in Data Shelf enclosures
Easy migration path to higher speeds by supporting all DDS line rates in a single unit: Async rates from 2400 bps to 57.6 kbps, and sync rates from 2400 bps to 64 kbps Clear Channel.
Added versatility to operate as a limited distance modem over unloaded twisted-pair cable, with maximum distances up to 28 miles (19 gauge wire).
Automatic line equalization ensures optimum performance and reliability in extended range applications.
Switch-configurable EIA-232 or V.35 interfaces for built-in flexibility.
Convenient 32-character LCD for easy configuration.
Fully test loop compatible with DDS/MR56 and MR1.
Two-year repair/return warranty from Telenetics.

Operation
Full-duplex, 1-channel, asynchronous/synchronous, point-to- point or multipoint DSU/CSU or limited distance modem (LDM) solution.
Data Rates
2.4, 4.8, 9.6, 19.2, 56, and 64* kbps. Customer Interface: Physical: DB25 (F).
Electrical
EIA-232 or V.35, user selectable, with supplied V.35 (F) adapter.
DDS Line Requirements
DATAPHONE Digital Services DDS I or DDS II.
LDM Line Requirements
19- to 26-gauge 4-wire unloaded twisted pair.
Line Interface
RJ48S
Size
7 in. (W) x 2.5 in. (H) x 9.6 in. (D); Wt.: 2.75 lbs. Power: 115 VAC; 5 Watts.
FCC Reg. #
AK3USA-21190-DE-N.
Cables Supplied
RJ48 to RJ48 (6 ft.); RJ45 to Spade Lug (8 ft.). * 64 kbps Clear Channel, sync transmission only.
Short Haul Operating Range

DATA RATE (kbps) WIRE GAUGE (Gauge) DISTANCE (k feet)
64 19 57
64 26 16
56 19 61
56 26 18
19.2 19 77
19.2 26 27
9.6 19 90
9.6 26 33
4.8 19 116
4.8 26 43
2.4 19 150
2.4 26 57

Telenetics TEL-6456524600010 DDSMR64 CSU-DSU card for RM16M chassis
DDSMR64RM Nest Card 2.4 to 56Kbps PP & MP plus 64Kbps Clear Channel; sync and async operation; Rate adaptive; Switchable RS232/V.35 DB25 interface (V.35 adapter included); LCD front panel; 8 pin mod and spade lug network cables; RM16M backplane separate order.

Telenetics TEL-6456524700020 DDSMR64 CSU-DSU Stand alone
DDSMR64 Standalone 2.4 to 56Kbps PP & MP 64Kbps Clear Channel; sync and async operation; Rate adaptive; Switchable RS232/V.35  DB25 interface (V.35 adapter included); LCD front panel; 8 pin mod and spade lug network cables.

part numbers for in production units

UDS Motorola Telenetics TEL-6456524700010 DDSMR64 Nest Card
UDS Motorola Telenetics TEL-6456524700020 DDSMR64 Standalone

 



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