Optical communication module capable of adjusting DWDM wavelength

The utility model discloses an optical communication module capable of adjusting DWDM wavelength. The optical communication module comprises a central processing unit, an input end CDR circuit, a driver, an adjustable EML unit and an output end CDR circuit. The input end CDR circuit is connected with the driver; the adjustable EML unit is connected with the driver; the central processing unit is connected with the input end CDR circuit, the driver, the adjustable EML unit and the output end CDR circuit. The optical communication module further comprises a TEC controller, a limiting amplifier and an APD-TIA converter. Wherein the TEC controller is respectively connected with the adjustable EML unit and the central processing unit, the APD-TIA converter is connected with the central processing unit, and the limiting amplifier is respectively connected with the APD-TIA converter and the output end CDR circuit. According to the utility model, the DWDM wavelength can be adjusted, and the comprehensive performance