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1.6
Specifications
Model Number:
Device Operation:
Data Rates:
Synchronous
Interfaces:
Data (RS232)
Data (V.35)
Line (DDS)
Power Requirements:
Temperature:
Humidity:
Dimensions:
Weight:
Certification:
Compatibility:
FIC Codes:
USOC Jack:
Transmitter/Receiver:
Modulation
Transmit Level
Output Impedance
Receive Levels
Input Impedance
Delay Times (in secs.)
MT56DSU-S
combined DSU and CSU
56 Kbps (Data port and line)
DB25S (female) - Data port
DB25S (female) - Data port with an adapter cable
RJ-48 8-position keyed jack - Line
115V AC, 50-60 Hz, 2 Watts
32 to 120° F (0 to 50° C)
20 to 90% (non-condensing)
1" H x 4.125" W x 5.5" D
2.5 cm H x 10.8 cm W x 14.2 cm D
8 oz. (224 g)
FCC Part 15 Class B
FCC Part 68
UL Listed
AT&T Pubs 62310
04DU5-56
RJ-48S
bipolar return to zero (BRZ)
1.4V peak (+6dBm) into 135 Ohm at 56 Kbps
135 ohms
+6 to -45 dBm
135 ohms
RTS/CTS
DCD on
0.4
0.3
Chapter 1 - Introduction
DCD off
0.2
9
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