Appendix A - Specifications
152-319-100-02, Revision 02
50
April 21, 2000
H2TU-C-319 List 1 and List 1C
A
PPENDIX
A - S
PECIFICATIONS
Power
Line Voltage
0, -185 Vdc
CO Supply
-48 Vdc nominal (-42.5 Vdc to -56.5 Vdc)
See
and
Electrical Protection
Secondary surge and power cross-protection on HDSL2 ports. Requires external
primary protection.
Fusing
Internal; connected to “FUSE ALARM” output on pin 10
Environmental
Operating Temperature
-40 °F to +149 °F (-40 °C to +65 °C)
Operating Humidity
5% to 95% (non-condensing)
Physical
Height
4.750 in. (12.10 cm)
Width
0.625 in. (1.59 cm)
Depth
10 in. (25.4 cm)
Weight
0.5 lb. (.23 kg)
Mounting
3192 high-density mechanics shelf
HDSL2
Line Code
1.552 Mbps OPTIS
Transmission
Full duplex
Media
One non-loaded, copper, two-wire cable pair
Output
+16.8 dBm ±0.5 dB at 135
(0-450 kHz)
at CO side;
+16.5 dBm ±0.5 dB at 135
(0-350 kHz) at remote side
Line Impedance
135
Maximum Provisioning Loss
35 dB at 196 kHz
Start-up Time
30 sec. (typical), 1 min. (maximum) per span
DSX-1
DSX-1 Line Impedance
100
DSX-1 Line Rate
1.544 Mbps ±200 bps
DSX-1 Line Format
Alternate Mark Inversion (AMI) or Bipolar with 8-Zero Substitution (B8ZS)
DSX-1 Frame Format
Extended SuperFrame (ESF), SuperFrame (SF), or Unframed (UNFR)
DSX-1 Pulse Output
6 V
pk-pk
pre-equalized for 0 to 655 feet of ABAM cable
DSX-1 Input Level
+1.5 to -7.5 dB DSX
System
One-way DS1 Delay
<400 µs per span without regenerators
Wander (Looped)
Meets MTIE T1.101 requirements
Wideband Jitter (Looped)
0.2 UI maximum
Narrowband Jitter (Looped)
0.1 UI maximum
