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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)
Units
Maximum
Typical
Minimum
Parameter
Gbps
25.78125 +/- 100 ppm
Signaling speed per lane
–
–
4
–
Number of lanes
nm
1294.53 – 1296.59
1299.02 – 1301.09
1303.54 – 1305.63
1308.09 – 1310.19
Lane center wavelengths (range)
Transmitter
dBm
4.5
–
-4.3
Average launch power per lane
dB
–
–
4
Extinction ratio
dB
20
–
–
Optical return loss tolerance
Receiver
dBm
4.5
–
-10.6
Average 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
SMF
Fiber type
m
10000
–
2
Reach
LC/UPC
Connector/Latch type
Maximum: 3.5W
Power consumption
Copyright © 2019, Juniper Networks, Inc.
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