SIGNAL GENERATION CIRCUIT, SIGNAL GENERATION APPARATUS, METHOD FOR MANUFACTURING SIGNAL GENERATION APPARATUS, ELECTRONIC APPARATUS, AND MOVING OBJECT

摘要

A signal generation circuit including a phase locked loop circuit that uses an oscillation section as a reference signal source and a switching section capable of switching a state in which a periodic signal from the oscillation section is outputted to a state in which a signal from the phase locked loop circuit is outputted.