Trade-Offs in Active and Passive NS-SAR ADCs Architectures for Ultra-Low Power Audio Activity Detection Applications. - Marco Tambussi; Marco Grassi; Edoardo Bonizzoni; Piero Malcovati (PRIME, 2023)

A 14.9-µW Quasi-Passive Error-Feedback Noise-Shaping SAR Converter with 78-dB Dynamic Range for Audio Activity Detection. - Marco Tambussi; Marco Grassi; Gino Rocca; Stefano Valle; Matteo Grandi; Edoardo Bonizzoni; Piero Malcovati (ISCAS, 2025)