Zte ZXDSL 9210 (V3.1), Техническое руководство

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Table 3.1-4 Parameters of the 100M Ethernet Multimode Optical Interface (Receiving)
Parameter Symbol Min. Value Typical Value Max. Value Unit
Minimum of input optical power
(edge of eye pattern)
P
IN Min
(W) -30
dBm
(average)
Minimum of input optical power
(center of eye pattern)
P
IN Min
(C) -31
dBm
(average)
Maximum of input optical
power
P
IN Max
-14
dBm
(average)
Working wavelength
λ
1270 1380 nm
Receiver system jitter SJ 0.2 1.2 nm
Receiver random jitter RJ 1 1.91 ns p-p
Signal monitoring alarm –start P
A
PD+1.5dB -31
dBm
(average)
Signal monitoring alarm –close P
D
-45
dBm
(average)
Signal monitoring alarm –
hysteresis
P
A
-P
D
1.5 dB
Signal monitoring alarm start
time (0-1)
0 2 100 µs
Signal monitoring alarm close
time (1-0)
0 5 350 µs
2) The parameters of the 100M Ethernet single-mode optical interface are shown in
Table 3.1-5 and Table 3.1-6.
Table 3.1-5 Parameters of 100M Ethernet Single-Mode Optical Interface (Transmitting)
Parameter Symbol Min. Value Typical Value Max. Value Unit
Supply power current Icc 50 120 mA
Power consumption Pdiss 0.17 0.42 W
Optical power output Po -15 -8
dBm
(average)
Central wavelength λ 1261 1360 nm
Spectrum width
∆
λ - 7.7 nm
Extinction ratio Er 8.2 dB
Output optical eye pattern In compliance with the requirements for the eye pattern template in