BTI7800 QSFP28 Transceiver Optical Specifications
NOTE: Contact Juniper Networks Support to confirm the power consumption
values for any transceiver before using for planning or implementation
purposes.
Table 67: QSFP28 100GE LR4: QSFP-100G-LR4-2 (740-074685)
UnitsMaximumTypicalMinimumParameter
Gbps25.78125 +/- 100 ppmSignaling speed per lane
––4–Number of lanes
nm1294.53 – 1296.59
1299.02 – 1301.09
1303.54 – 1305.63
1308.09 – 1310.19
Lane center wavelengths (range)
Transmitter
dBm4.5–-4.3Average launch power per lane
dB––4Extinction ratio
dB20––Optical return loss tolerance
Receiver
dBm4.5–-10.6Average receive power per lane
dBm-8.6––Receiver sensitivity (OMA) per lane
dBm-6.8––Stressed receiver sensitivity (OMA)
per lane
dB-26––Reflectance
Other
SMFFiber type
m10000–2Reach
LC/UPCConnector/Latch type
Maximum: 3.5WPower consumption
Copyright © 2019, Juniper Networks, Inc.168
BTI7800 Series Hardware Overview and Installation Guide
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