QSFP Optical Transceivers
Parameter Value Notes
Electrical interface
l CAUI4 (28) for an
aggregate 100GbE
service in
accordance with
IEEE802.3ba/bm
l OTL4.4 for an
aggregate OTU4
service in
accordance with
ITU-T G.709
Optical lanes wavelength
l Minimum:840 nm
l Maximum:860 nm
Maximum link distance
l 70 m (OM3)
l 100 m(OM4)
In accordance with
IEEE802.3bm with
FEC
Optical Modulation Amplitude
Tx power (per lane)
l Minimum: –6.4 dBm
l Maximum: +3 dBm
Minimum based on
802.3bm
Optical Modulation Amplitude
Rx power (per lane)
Maximum: +3 dBm
Maximum laser off mode per
optical lane Tx power
–30 dBm
Power measurement accuracy ±3 dB
Table 53: Specifications — QSFP28/112G/SR4/MM/MPO
l Overview
l Features
l MTBF Hours for FSP 3000 C Equipment
l Module and Pluggable Transceiver Compatibility
112 FSP3000 C Hardware Guide - R1.1 - Issue:A (12/09/2016)