Appendix A - Specifications
150-319-205-05, Issue 5
44
January 26, 2000
ELU-319 List 5E and List 6E
A
PPENDIX
A - S
PECIFICATIONS
HDSL Line Code
1040 kbps 2B1Q full duplex
HDSL Output
+13.5 dBm ±0.5 dB at 135
W
Maximum Provisioning Loss
35 dB at 260 kHz, 135
W
Line Clock rate
Internal “Stratum 4” clock
HDSL Start-up Time
30 seconds (typical), 60 seconds (maximum) per span
One-way G.703 Delay
<200 µs per span without doublers; doubler delay <80 µs
G.703 Line Impedance
75
W
(List 5E), 120
W
(List 6E)
G.703 Pulse Output
2.3 V ± 10% (@ 75
W),
2.7 V ± 10% (@120
W
)
G.703 Input Level
+1.5 to -7.5 dBDSX
G.703 Line Rate
2.048 Mbps ±200 bps
G.703 Line Format
HDB3
G.703 Frame Format
Unframed only
Maximum Heat Dissipation
5 W (without doubler), 7 W (with doubler) typical
Fusing
Internal; connected to “FUSE ALARM” output on pin H
HDSL Span Voltage
-140 Vdc to ± 112 Vdc
Margin Indicator
Displays HDSL span SNR margin for both HDSL spans relative to 10
-7
BER operation
Electrical Protection
Secondary surge and power cross protection on HDSL ports; requires external
primary protection
Operating Temperature
-40 °F to +158 °F (-40 °C to +70 °C)
Operating Humidity
5% to 95% (non-condensing)
Mounting
STS high-density slot
Dimensions
Height:
4.75 in (12.1 cm)
Width:
0.625 in (1.59 cm)
Depth:
10 in (25.4 cm)
Weight:
8 oz (.23 kg)
Wander (Looped)
0.3 UI maximum (1 UI = 648 ns)
WB Jitter (Looped)
0.2 UI maximum
NB Jitter (Looped)
0.1 UI maximum