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Raisecom
iTN2100 (P100R002) Hardware Description
15 PDH and RCMS cards
Raisecom Technology Co., Ltd.
187
15.12.3 Interfaces
Interface types
There are nine interfaces on the OPCOM3500E-3DS3/E3 panel, as listed in Table 15-67.
Table 15-67
Interfaces on the OPCOM3500E-3DS3/E3 panel
Interface
Type
Description
– (1–3)
SFP optical
interface
DS3/E3 service electrical interface
TX (1–3)
CC3 male connector
DS3/E3 service electrical interface.
TX indicates sending.
RX (1–3)
CC3 male connector
DS3/E3 service electrical interface.
RX indicates receiving.
Interface parameters
Interfaces TX (1–3) and RX (1–3) have the same parameters, as listed in Table 15-68 and
Table 15-69.
Table 15-68
Parameters of interfaces TX (1–3) and RX (1–3) on the OPCOM3500E-3DS3/E3 in
DS3
Parameter
Description
Connector type
CC3 male connector (electrical, unbalanced)
Interface rate
44.736 Mbit/s±20 ppm
Interface impedance
75 Ω
Line code
B3ZS
Electrical parameter
Bellcore GR-499-CORE and ANSI T1.102_1993
Wander feature
Bellcore GR-499 CORE Category I and Category II, ITU-T
G.824
Jitter capacity
Bellcore GR-499 CORE, ITU-T G.824
Table 15-69
Parameters of interfaces TX (1–3) and RX (1–3) on the OPCOM3500E-3DS3/E3 in
E3
Parameter
Description
Connector type
CC3 male connector (electrical, unbalanced)
Interface rate
34.368 MHz±20 ppm
Interface impedance
75 Ω