Huawei’s XFP-10G-1550NM-80KM-SM optical transceiver supports 10G Ethernet transmission over 80km on single-mode fiber. Moduletek Laboratory tested the product sample to help users understand its performance indicators and actual on-device application effect.
1. Product Overview
        The Huawei XFP-10G-1550NM-80KM-SM optical transceiver supports an 80km link length on 10G standard single-mode fiber (SMF, G.652). Its official key parameters and physical appearance are as follows:
Table 1 Official Key Parameters
External Model
Center Wavelength
(nm)
Fiber Mode Fiber Diameter
(um)
Transmission Distance Interface Specifications (dBm)
Output Optical Power Received Optical Power
XFP-10G-1550NM -80EM-SM 1550 SME 9/125 80km -2~6 -26~-5

Physical Appearance of Huawei XFP-10G-1550NM-80KM-SM Optical Transceiver
Figure 1 Physical Appearance
2. On-Device Identification Test
        The XFP-10G-1550NM-80KM-SM module was connected to a Quidway S9303 switch with a patch cord. The switch successfully identified the module, including its type, manufacturer name, connector type, wavelength, and transmission distance. The DOM (Digital Diagnostic Monitoring) data was readable and all within the threshold range, with no alarms.
Table 2 On-Device Identification Results
Item Information Read by Switch
Identification
DOM Data
3. Module key parameters testing
        a. Performance Indicator Testing
        Under laboratory conditions with the module case temperature at 45℃, the performance indicators of the XFP-10G-1550NM-80KM-SM sample were tested on a test board. The test results are as follows:
Table 3 Key Parameter Testing of the Module
  Parameter   Test Data   Unit   Remarks
  Transmit Optical Power   1.36   dBm  
  Min Sensitivity (Loopback without Fiber)   -27.52   dBm   No bit error for 5 minutes
  Min Sensitivity (Loopback with 80km Fiber)   -26.95   dBm   No bit error for 5 minutes
  Power Consumption   1457   mW  
        b. Eye Diagram Testing
        The eye diagram test of the sample module was conducted at a case temperature of 45℃. The eye diagram template and parameters are as follows:
Diagram Template of XFP-10G-1550NM-80KM-SM
Figure 2 Diagram Template

Table 4 Eye Diagram Parameters
Temperature (°C) Extinction Ratio (dB) P-P Jitter (ps) Rise Time (ps) Fall Time (ps) Margin Value (%)
45 9.42 16.66 33.7 48.5 54
        c. Spectrum Diagram Testing
        The spectrum diagram test of the sample module was conducted at a case temperature of 45℃. The spectrum shape and parameters are as follows:
Spectrum Shape of XFP-10G-1550NM-80KM-SM
Figure 3 Spectrum Shape

Table 5 Spectrum Diagram Parameters
Temperature(℃) Center Wavelength (nm) Side Mode Suppression Ratio (dB) 20dB Spectrum Width (nm)
45 1556.3366 52.48 0.1291
        Actual test results show that the key parameter indicators of this module are consistent with Huawei’s official claims.
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