Installation Instructions

Parameter Specification
Transmitter and dispersion eye closure (TDEC), each lane (max) 4.3 dB
Minimum launch power in OMA minus TDEC (min) –7.3 dBm
Extinction ratio (min) 2 dB
Optical return loss tolerance (max) 12 dB
Receiver characteristics
Signaling rate, each lane 25.78125 Gbps
Average receive power, each lane –10.3 to 2.4 dBm
Receive power in OMA, each lane (max) 3 dBm
Receive input optical power (damage threshold per lane) 3.4 dBm
100GBASE-LR4 QSFP28 specifications
The 100GBASE-LR4 QSFP28 transceiver can attain link lengths of up to 10 kilometers on
International Telecommunication Union (ITU) recommendation G.652 single-mode fiber (SMF)
cable.
The following table lists the transmitter and receiver specifications for the 100GBASE-LR4
transceiver. The part number of this QSFP28 transceiver is AA1405001-E6.
For more information about the 100GBASE-LR4 transceiver, including test and measurement
information, see the IEEE 802.3–2015 standard.
Table 41: 100GBASE-LR4 transceiver specifications
Parameter
Specification
Distance Up to 10 kilometers
Transmitter characteristics
Line rate 100 Gbps
Signaling rate, each lane 25.78125 Gbps
Data rate 103.125 Gbps
Lane wavelength ranges 1294.53 to 1296.59 nanometers
1299.02 to 1301.09 nanometers
1303.54 to 1305.63 nanometers
1308.09 to 1310.19 nanometers
Total average optical power 10.5 dBm
Side-mode suppression ratio (SMSR), (min) 30 dB
Average launch power, each lane (min) –4.3 dBm
Average launch power, each lane (max) 4.5 dBm
Difference in launch power between any two lanes
(OMA)
5 dB
Side-mode suppression ratio (SMSR), (min) 30 dBm
QSFP28 transceiver specifications
May 2017 Installing Transceivers and Optical Components on VOSS 77
Comments on this document? [e-mail]