Appendix A - Specifications
A
PPENDIX
Power
HDSL2 Span Voltage
CO Supply
Electrical Protection
Fusing
Environmental
Operating Temperature
Operating Humidity
Physical
Height
Width
Depth
Weight
Mounting
HDSL2
Line Rate
Transmission
Media
Output
Line Impedance
Maximum Insertion Loss
Maximum Loop Attenuation
Start-up Time
DSX-1
Line Impedance
Line Rate
Line Format
Frame Format
Pulse Output
Input Level
System
One-way DS1 Delay
Wander (Looped)
Wideband Jitter (Looped)
Narrowband Jitter (Looped)
62
A - S
PECIFICATIONS
0 or -180 Vdc ± 5 Vdc
-48 Vdc nominal (-42.5 to -56.5 Vdc)
See
"Power Consumption"
Current Drain" on page
Secondary surge and power cross protection on HDSL2 ports. Requires external
primary protection.
Internal; connected to fuse alarm output on pin 25
-40°F to +149°F (-40°C to +65°C)
5% to 95% (non-condensing)
5.6 in. (14.22 cm)
0.7 in. (1.7 cm)
5.6 in. (14.22 cm)
1 lb., 2 oz. (.51 kg)
200 and 400 mechanics, high-density shelves
1.552 Mbps Overlapped Pulse Amplitude Modulation Transmission with
Interlocking Spectra (OPTIS)
full-duplex
One non-loaded, copper, two-wire cable pair
+16.8 dBm ±0.5 dBm at 135Ω (0-450 kHz) at CO side
+16.5 dBm ±0.5 dBm at 135Ω (0-350 kHz) at remote side
135Ω
35 dB at 196 kHz
28 dB
30 sec. (typical), 1 min. (maximum) per span
100Ω
1.544 Mbps ±200 bps
Alternate Mark Inversion (AMI) or Bipolar with 8-Zero Substitution (B8ZS)
Extended SuperFrame (ESF), SuperFrame (SF), or Unframed (UNFR)
pk-pk
6 V
pre-equalized for 0 to 655 feet of ABAM cable
+1.5 to -7.5 dB DSX
< 400 µs
Meets MTIE DS1.101 requirements
0.2 UI maximum
0.1 UI maximum
October 25, 2002
and
"Maximum Power Dissipation"
63.
LTPH-UM-1072-03
and
"Maximum
H2TU-C-202 List 2F
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