Schmid Watson - 11 Technical Specifications; Interfaces; DSL Line Interface; Ethernet Interfaces

Revision: 2010-01-20
11-1
11 Technical Specifications
11.1 Interfaces
11.1.1 DSL Line Interface
Standard referred:
ETSI TS 101 524, ITU-T G.991.2 Annex B (Revision 2005)
Number of Pairs:
1, 2 or 4
Line Rate per Pair:
200 – 5'704 kbit/s
Line Code:
Trellis-coded PAM-16, PAM-32
Nominal Line Impedance:
135
Transmit Power @ 135 :
According to TS 101 524
Overvoltage Protection:
plug-in: ITU-T K.20 (basic level)
tabletop: ITU-T K.21 (basic level, enhanced level with addi-
tional ground connection)
Connector Type:
RJ-45, 8 pin
Wetting current source
(plug-in modem only)
2.7 mA @ 48VDC per pair (with 48VDC power supply and
0 Ohm loop resistance)
Wetting current sink
Plug-in: 1.5 mA per pair (0 Ohm loop resistance)
Tabletop: 0.25 mA per pair in 1-pair operation
0.125 mA per pair in 2-pair operation
11.1.2 Ethernet Interfaces
Standard referred:
IEEE 802.3
Crossover
Auto-Crossover
Bitrates
10/100 Mbps (Auto-negotiation)
Duplex Mode
Half/Full Duplex (Auto-negotiation)
Flow control
PAUSE Frames (full duplex)
Backpressure (half duplex)
11.1.3 Monitor Interface
Signal Level:
RS-232