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700-701-100-02
S
PECIFICATIONS
HDSL Interface
Line Code
Line Rate (selectable in increments of 64 kbps) Up to 2048 kbps
Protection
Compliance
Transmission Ranges (± 200 m):
Transmission Ranges with 0 dB ETSI Noise
0.4 mm (26 AWG)
HDSL Line
Single Twisted-Pair
Rate (kbps)
Copper Wire
256
4.1 km (13,451 ft.)
384
3.6 km (11,811 ft.)
512
3.4 km (11,155 ft.)
768
3.0 km (9,842 ft.)
1152
2.6 km (8,530 ft.)
1536
2.2 km (7,218 ft.)
2048
2.0 km (6,562 ft.)
G.703 Interface
Unstructured Leased Line
Structured Leased Line
Fractional E1
Line Code
Line Rate
Impedance (jumper selectable)
CRC-4 mode
Compliance
Timing
Clock Source
Internal Oscillator
Performance Monitoring and Diagnostics
HDSL
G.703 Interface
Major Alarm Relay
Loopbacks
UTU-701 and ETU-751 List 1
2B1Q
K.20, K.21
TS 101 135
0.51 mm (24 AWG)
0.4 mm (26 AWG)
Single Twisted-Pair
Single Twisted-Pair
Copper Wire
5.1 km (16,730 ft.)
5.3 km (17,388 ft.)
4.7 km (15,420 ft.)
4.7 km (15,420 ft.)
4.5 km (14,760 ft.)
4.6 km (15,092 ft.)
4.2 km (13,779 ft.)
4.3 km (14,108 ft.)
3.4 km (11,155 ft.)
3.7 km (12,139 ft.)
2.9 km (9,515 ft.)
3.3 km (10,827 ft.)
2.4 km (7,874 ft.)
2.048 Mbps per ETS 300 247 (D2048U)
2.048 Mbps per ETS 300 419 (D2048S)
User-selectable DS0 blocking, with user-programmable idle code
HDB3
2.048 Mbps
120
balanced (twisted-pair)
75
unbalanced (coax)
User-selectable CRC-4 detection and generation
ITU-T G.703, G.704, G.706, G.821, G.823, CTR 12
G.703 input
External 2.048 MHz clock (per G.703 par. 10)
2.048 MHz ± 50 ppm
Noise margin, pulse attenuation, ES, UAS
ES, SES, UAS per G.821. CRC-4 errored seconds, BPV seconds
Form-C relay contacts (NO, NC, C). Fail-safe operation
Local interface loopback, local HDSL loopback (V.54 loop 3),
remote loopback (V.54 loop 2)
August 9, 2002
Transmission Ranges with No Noise
0.51 mm (24 AWG)
Single Twisted-Pair
Copper Wire
7.1 km (23,294 ft.)
6.7 km (21,982 ft.)
6.3 km (20,669 ft.)
5.9 km (19,357 ft.)
5.3 km (17,388 ft.)
4.7 km (15,420 ft.)
3.0 km (9,842 ft.)
3.2 km (10,499 ft.)
Specifications
Copper Wire
9
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