Flexibly configurable optical sub-assembly

Optical sub-assembly, particularly TO-can, comprising:

• a) multiple pins extending from the outside to the inside of the optical sub-assembly;
• b) a light receiver or a light transmitter arranged inside the optical sub-assembly;
• c) a receiver circuit respectively a transmitter circuit arranged inside the optical sub-assembly and connected between the multiple pins and the light receiver respectively the light transmitter, wherein the receiver circuit comprises a receiver communication interface in order to transform an output signal of the light receiver into a communication signal, wherein the transmitter circuit comprises a transmitter communication interface in order to transform a communication signal into an input signal of the light transmitter;
• characterized in that
• d) a control interface connected with the receiver circuit respectively the transmitter circuit is arranged inside the optical sub-assembly, wherein the control interface is connectable to two of the multiple pins of the optical sub-assembly.