40G/100G Optical Transceivers
10G/25G Optical Transceivers
155M/622M/2.5G Optical Transceivers
100M/1G Optical Transceivers
FC 16G/32G Optical Transceivers
CWDM/DWDM Optical Transceivers
100M/1G/10G Coppers
Active Cable AOC
Direct Attach Cable DAC
Regular/MTP-MPO Fiber Patch Cords
MT2011
MT2010
CodingBox
FINISAR FTLC1154RDPL QSFP28-100G-LR4 Optical Module Sample Report
Time: 2024-03-19
FINISAR has model QSFP28-100G-LR4 optical module products, which can support 100G Ethernet transmission 10KM in single-mode fiber, Moduletek Limited Laboratory has tested the sample of this product, which is convenient for you to know more about the performance index of this product and the effect of using the actual machine.
1. Product Introduction
Table 1 FINISAR QSFP28-100G-LR4 Optical Module Official Key Parameters
|
Type
|
Distance
|
Max Power Consumption
|
Operating Temperature
|
Cable Type
|
Wavelength
|
Transmit Power
|
Receive Power
|
Transmiter
|
Receiver
|
|
100G
|
10KM
|
3.5W
|
0~70℃
|
SMF
|
1310nm
|
-4.3~+4.5dBm
|
-10.6~+4.5dBm
|
4xLWDM DFB Laser
|
PIN
|
Figure 1 FINISAR QSFP28-100G-LR4 Optical Module Physical Drawing
2. Module identification
Connect the QSFP28-100G-LR4 module to NOKIA 7250 switch, the module can be normally LINK, the port indicator is on; the module information can be normally recognized by the switch, such as module type, order number, serial number, etc.; you can read the DOM data, and the DOM data are within the threshold range, no alarm phenomenon.
Table 2 FINISAR QSFP28-100G-LR4 Optical Module Upstream Identification
|
Item
|
Switch reading information
|
|
LINK
|
|
|
Identify
|
|
|
DOM data
|
|
3. Module key parameters test
The performance indicators of the QSFP28-100G-LR4 sample module on the test board are tested under 45°C in the laboratory module enclosure, and the test results are as follows;
Table 3 FINISAR QSFP28-100G-LR4 optical module performance indicators
|
Parameter
|
Channe 1
|
Channe 2
|
Channe 3
|
Channe 4
|
Remarks
|
|
Transmit optical power
|
3.64dBm
|
4.03dBm
|
3.15dBm
|
3.52dBm
|
|
|
Receive sensitivity (not over fiber)
|
-10.72dBm
|
-11.72dBm
|
-12.1dBm
|
-11.32dBm
|
0 BER
|
|
Receive sensitivity (over 10KM fiber)
|
-11.15dBm
|
-12.02dBm
|
-11.86dBm
|
-11.55dBm
|
0 BER
|
|
Power Consumption
|
2.843W
|
||||
The sample module enclosure was tested at 45°C optical eye diagram with the following eye diagram template and parameters:
Table 4 FINISAR QSFP28-100G-LR4 Optical Module Eye Diagrams
|
|
Eye diagram
|
|
Eye diagram
|
|
Channe 4
|
 |
Channe 4
|
 |
|
Channe 4
|
 |
Channe 4
|
 |
Table 5 FINISAR QSFP28-100G-LR4 optical module eye diagram parameters
|
Parameter
|
Channe 1
|
Channe 2
|
Channe 3
|
Channe 4
|
|
Temperature (℃)
|
45
|
45
|
45
|
45
|
|
Extinction ratio (dB)
|
6.91
|
6.75
|
7.03
|
7.12
|
|
P-P jitter (ps)
|
9.68
|
8.52
|
7.93
|
9.33
|
|
Rise Time (ps)
|
15.48
|
16.28
|
14.76
|
16.34
|
|
Falling time (ps)
|
20.34
|
19.72
|
19.11
|
20.96
|
|
Margin value (%)
|
35.1
|
33.3
|
39.6
|
30.9
|
From the actual test situation, the module's key parameters and indexes are in line with FINISAR's official claims.
Moduletek Limited is at your service.
If you have any questions about the above content, you can contact us by Email : web@moduletek.com .
