Digital, Reconfigurable Frequency and Delay Generator with Phase Measurement

A reconfigurable frequency and delay generator is disclosed, and a representative embodiment may include a phase sampler and plurality of configurable oscillator stages, each configurable oscillator stage of the plurality of configurable oscillator stages comprising: a plurality of core inverters coupled in series, a last core inverter of the plurality of core inverters generating an output signal having a configurable output frequency; and a plurality of delay control circuits, each delay control circuit of the plurality of delay control circuits coupled to an output of a corresponding core inverter of the plurality of core inverters.