Tellabs 6325 - Page 52

52 MA365 • Rev. A2
Tellabs
®
6325 Edge Node 3 Reference Information
Note: *)Information on corresponding values of dispersion versus path pen-
alty can be made available upon request.
STM-4 transmission
characteristics
The following table describes the transmission characteristics of the modules
with STM-4 transceivers.
Mean launched power range -5 to 0 -2 to +3 -2 to +3 0 to +5 0 to +5 dBm
Min. extinction ratio 8.2 8.2 8.2 8.2 8.2 dB
Pulse Mask According to Fig.2/ G.957
Jitter Generation G.813 option 1
Optical Path between S and R
Attenuation range 0 to 12 10 to 24 10 to 24 12 to 25 12 to 25 dB
Maximum dispersion *) na na 1200 -
1600
24001700ps/nm
Min. opt. return loss of cable plant
at S (incl. conn.)
24 24 24 24 24 dB
Max. discrete reflectance between
S and R
-27 -27 -27 -27 -27 dB
Receiver at reference point R
Minimum point R sensitivity at
BER = 10
-10
-18 -27 -28 -28 -28 dBm
Min. overload 0 -9-9-7-7dBm
Max. optical path penalty *) 1 1 2 3 3 dB
Max. receiver reflectance mea-
sured at R
-27 -27 -27 -27 -27 dB
Jitter Tolerance G.825
CID Immunity According to Appendix 1 /G.958
Parameter Value Unit
Class S-16.1 L-16.1 L-16.2
L-16.2
C-Band
CWDM
Parameter Value Unit
Class S-4.1 L-4.1 L-4.2
L-4.2
C-Band
Specifications according to G.957
Transceivers TR-0004 TR-0005 TR-0006 TR-0017
Nominal Bit Rate 622080 ± 20 ppm kbit/s
Transmitter at reference point S
Source Type MLM SLM SLM SLM