Table 65: QSFP+ 40GE SR4: QSFPP-40GBASE-SR4 (740-067443) (continued)
Units
Maximum
Typical
Minimum
Parameter
IEEE 802.3
Compliance
Table 66: QSFP+ 40GE LR4: QSFPP-40GBASE-LR4 (740-073093 740-043308)
Units
Maximum
Typical
Minimum
Parameter
Gbps
10.3125 +/- 100 ppm
Signaling speed per lane
–
–
4
–
Number of lanes
nm
1277.5
1297.5
1317.5
1337.5
–
1264.5
1284.5
1304.5
1324.5
Lane center wavelength
Transmitter
dBm
2.3
–
-7
Average launch power per lane
dB
–
–
3.5
Extinction ratio
dB
20
–
–
Optical return loss tolerance
Receiver
dBm
2.3
–
-13.7
Average receive power per lane
dBm
-9.6
–
–
Stressed receiver sensitivity (OMA)
per lane
dB
-26
–
–
Reflectance
Other
SMF
Fiber type
m
10000
–
2
Reach
LC
Connector/Latch type
Maximum: 3.5 W
Power consumption
IEEE 802.3
Compliance
167
Copyright © 2019, Juniper Networks, Inc.
Chapter 6: BTI7800 Series Transceiver Specifications
Содержание BT8A78CH1
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