Microcircuit and Microchip

Microcircuit noun - A microelectronic computer circuit incorporated into a chip or semiconductor; a whole system rather than a single component.

Microchip and microcircuit are semantically related in incorporated computer circuit topic. In some cases you can use "Microchip" instead a noun "Microcircuit", when it comes to topics like semiconductor crystal.

Microchip noun - Electronic equipment consisting of a small crystal of a silicon semiconductor fabricated to carry out a number of electronic functions in an integrated circuit.

Microcircuit and microchip are semantically related in incorporated computer circuit topic. You can use "Microcircuit" instead a noun "Microchip", if it concerns topics such as semiconductor crystal.