
Item
Description
Environment standard
RoHS-6 (lead free)
Security standard
-
ESD
>500 V (Human body model)
lists the specifications of the QSFP-40G-LR4 optical modules.
Table 1-165
Specifications of the QSFP-40G-LR4 optical modules
Item
Specifications
Interface standard
40GBASE-LR4
Transmission rate
41.25 Gbit/s
Interface type
LC
Transmission distance
10 km (6.21 mi.)
Optical transmitter
Optical source type
DFB
Center wavelength
1310 nm
Operating wavelength range
1264.5 nm-1277.5 nm
1284.5 nm-1297.5 nm
1304.5 nm-1317.5 nm
1324.5 nm-1337.5 nm
Spectral characteristics
Maximum root mean square (RMS)
spectral width
N/A
Maximum spectral width (-20 dB)
N/A
Minimum side mode suppression ratio
(SMSR)
N/A
Average transmit optical power
Maximum transmit optical power
2.3 dBm
Minimum transmit optical power
–
7 dBm
Minimum extinction ratio
3.5 dB
Optical receiver
HUAWEI USG9500 Series
Hardware Guide
1 Hardware Overview
Issue 03 (2017-12-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
221