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JUNIPER QSFPP-4x10GE-LR Optical Module Test Report

Time: 2024-11-30
        JUNIPER has model QSFPP-4x10GE-LR optical module products, can be in single-mode fiber to support 40G Ethernet transmission of 10km, Moduletek Limited Laboratory of the product prototype test, to facilitate a further understanding of the product's performance indicators and the effect of the actual machine use.
1. Product Description
        JUNIPER QSFPP-4x10GE-LR optical module supports 10km link length on standard single-mode fiber (SMF), and the connector type of the module is MPO-12 APC; the official key parameter information and the physical appearance of the module are as follows: 
JUNIPER QSFPP-4x10GE-LR official key parameters
Figure 1 JUNIPER QSFPP-4x10GE-LR official key parameters

JUNIPER QSFPP-4x10GE-LR physical appearance
Figure 2 JUNIPER QSFPP-4x10GE-LR physical appearance
2. Module identification
        Connect JUNIPER QSFPP-4x10GE-LR module to JUNIPER QFX5200-32C switch, the module can be normally LINK, the port indicator is on; the module information can be normally recognized by the switch, such as the module type, vendor name, model number, serial number, rate, transmission distance, etc.; the DOM data can be read and the DOM data are within the threshold range. range, no alarm phenomenon.
Table 1 JUNIPER QSFPP-4x10GE-LR on-board identification
Item  Switch reads information
LINK

Identify

DOM data

3. Module Key Parameter Test
        The performance indicators of the JUNIPER QSFPP-4x10GE-LR sample module on the test board are tested under the condition of 45℃ in the laboratory module shell, and the test results are as follows;
Table 2 JUNIPER QSFPP-4x10GE-LR key parameters 
  Parameter Channel 1 Channel 2 Channel 3 Channel 4 Remarks
  Transmit optical power (unit: dBm) -2.608 -2.492 -1.743 -2.426  
  Receiving sensitivity (over fiber) (unit: dBm) -15.849 -16.069 -16.044 -15.689 0 BER
  Receiving sensitivity (over 10km fiber)(unit: dBm) -15.149 -14.952 -15.107 -14.938 0 BER
  Power consumption (unit: W) 1.991
 
        Sample module enclosure 45°C optical eye diagram test with the following eye diagram template and parameters:
Table 3 JUNIPER QSFPP-4x10GE-LR eye diagrams
  Eye diagram   Eye diagram

Channel

1

Channel

3

Channel

2

Channel

4

  
Table 4 JUNIPER QSFPP-4x10GE-LR eye diagram parameters
Parameter Channel 1 Channel 2 Channel 3 Channel 4
Extinction ratio (dB) 4.60 4.57 4.66 4.48
P-P jitter (ps) 15.17 17.21 13.71 13.12
Rise time (ps) 32.72 38.60 35.86 37.95
Down time (ps) 37.88 39.78 38.54 38.80
Margin value (%) 39 36.5 45.9 40.6
 
        From the actual test situation, the module's key parameters and indicators are in line with JUNIPER'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
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