AMS Class

Interactive illustrations of analog and mixed-signal circuits. Each one runs a small behavioural model in the browser, so you can change a parameter and watch the physics respond.

Phase-locked loops

1 illustration

Integer-N vs fractional-N

One reference, one loop, one VCO. Drag the target frequency and see what a fractional divider does to the phase detector, the spectrum and the jitter.

accumulator · ΣΔ · DTC · loop bandwidth · reference frequency

More PLL and ADC illustrations are on the way.