A 106.1dB DR, 450μA Idle Current Class-H Piezoelectric MEMS MicroSpeaker Driver with Envelope Tracking, Digital and Analog Inputs and Less Than 2.1μs Latency. - Francesco Rezzi; V. Colonna; G. Gandolfi; Samuele Fusetto; M. Chiabrera; A. Savo; M. Costagliola; R. Stella; M. Bulzi; S. Radosav; D. Granozio; G. Alfieri; et al. (CICC, 2025)