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SECTION   

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PAGE 4

SPECIFICATIONS

Data Rates:

56K Mode   -

56,112, 168, 224, 280, 336, 392, 448, 504, 560,616, 672, 728, 784, 840, 896,
952, 1008, 1064, 1120, 1176, 1232, 1288, 1344 kB/s

64K Mode   -

64, 128, 192, 256, 320, 384, 448, 512, 576, 640, 704, 768, 832, 896, 960, 1024,
1088, 1152, 1216, 1280, 1344, 1408, 1472, 1536 kB/s

DTE Interfaces:

Conforms to EIA 530 and CCITT V.35 specifications

DS1 Facility Interface:

Fully compliant with D4 channel bank equipment

Options:

Selection of 

n

(1 to 24)

Stuff Bit Location

(Bit 8 or 2)

Mode of Operation

(56 or 64 kB/s)

Time Slot Arrangement

(Consecutive or Alternating)

Data Polarity

(Normal or Inverted)

DTE Interface

(V.35 or EIA 530)

Transmit Timing

(Internal or External)

Receive Outputs

(Enable or Disable)

Transmit Inputs

(Terminated or Unterminated)

Backplane DTE Interface (Connected or Disconnected)

Faceplate Indicators:

LLB

Local Loopback

RLB

Remote Loopback

ERR

Error

TD

Transmit Data Active

RD

Receive Data Active

Test Modes:

Local Loopback, V.54 Remote Loopback, V.54 Remote Loopback with
Test Pattern (Test Pattern 511), Self Test

Mechanical:

Size

-

4.4 inches high, 1.4 inches wide,
10 inches deep

Weight

-

12 ounces (nominal)

Mountings

-

D4, ADTRAN ACT 1, ADTRAN AD4-24
channel banks

Environmental

Operating Temperature

-

0

°

 to 50

°

C

Storage Temperature

-

-40

°

 to 85

°

C

Relative Humidity

-

Up to 95%, non-condensing

ORDERING INFORMATION

      Equipment

ADTRAN Part Number

D4-

n x 56/64 DSU DP

1100025L1

61100.025L1-8B

April 1992

Printed in USA

Specifications subject to change without notice

4955 Corporate Drive • Huntsville, Alabama 35805 • (205) 837-7800 • FAX (205) 722-8699

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