SEMICONDUCTOR DEVICE WITH GUARD RING COUPLED RESONANT CIRCUIT

摘要

A semiconductor device includes a guarded circuit. The semiconductor device also comprises a guard ring surrounding the guarded circuit. The semiconductor device further comprises a resonant circuit coupled with the guard ring. The resonant circuit includes an input node coupled with the guard ring. The resonant circuit also includes an inductor. The resonant circuit further includes a capacitor coupled with the inductor. The resonant circuit additionally includes a ground node configured to transmit a ground voltage. The inductor and the capacitor are coupled between the input node and the ground node.