Moduletek has launched a multi-mode optical module model QSFP-100G-SR4-C-G11, which can support 100G Ethernet applications. Moduletek Laboratory has tested the samples of this model, which is convenient for you to know more about the key parameters of this module and the actual effect of its use in the host computer.
1. Product Description
        The key parameters and physical photos of the QSFP-100G-SR4-C-G11 module are as follows:
Table 1 Key parameters of Module
Physical layer interface
Maximum transmission distance (m)
Operating temperature (℃)
Fiber Type
Fiber Interface Type
Wavelength (nm)
Transmit optical power @ per channel (dBm)
Received optical power @ per channel (dBm)
Maximum Power Consumption (W)
100GBASE-SR
100@OM4
0 ~ 70
MMF
MPO
850
-8.4 ~ 2.4
-10.3 ~ 2.4
2
 
Figure 1 Physical Drawing of Module
2. Module on-line identification
        This product supports a 100G data rate. The sample module is inserted into the CISCO Nexus9000 C93180YC-EX switch, after testing, the module can establish a normal link, and the port indicator light is on; and the identification information is normal, the DOM is normal, the specific test data shown in Table 2:
Table 2 Link, identify and DOM information of sample module
 
Module on CISCO Nexus9000 C93180YC-EX switch 100G port
LINK
Identify
DOM data

3. Testing for Key Parameters of Module
        In the Moduletek Laboratory, the key parameters of the sample module were tested under a housing temperature of 70℃, and the test results are shown in Table 3:
Table 3 Key Parameters of Module
Channel Number
Transmit optical power (dBm)
Receive sensitivity @5E-5 (over 100m@OM4 fiber) (dBm)
Power Consumption (W)
CH1
-1.86
-12.61
1.74
CH2
-2.36
-12.97
CH3
-2.12
-13.39
CH4
-1.84
-12.10
        The optical eye diagram of the sample module is tested under the housing temperature of 70℃, and the test results are shown in Table 4:
Table 4  Optical Eye Diagram
Photo-eye diagram of CH1
Photo-eye diagram of CH2
Photo-eye diagram of CH3
Photo-eye diagram of CH4
 
        The parameters of the optical eye diagram are shown in Table 5:
Table 5 Optical eye diagram parameters
Channel Number
Extinction ratio (dB)
P-P jitter (ps)
Rise Time (ps)
Down time (ps)
Margin value (%)
CH1
5.71
8.17
15.37
20.12
45.8
CH2
5.93
8.75
15.76
19.97
41.6
CH3
5.71
8.17
15.37
20.12
45.8
CH4
5.93
8.75
15.76
19.97
41.6

        The actual test data show that the key parameters for QSFP-100G-SR4-C-G11 optical modules of Moduletek are in accordance with the definition of datasheet, and the performance is comparable to that of the same type of modules officially advertised by CISCO.
        Moduletek Limited can provide excellent cost-effective QSFP-100G-SR4 optical module products, welcome to buy.
        If you have any questions about the above content, you can contact us by Email : web@moduletek.com.