Alhassan Sayed, Tamer Badran, Marie-Minerve Louërat, Hassan Aboushady: A 1.5-to-3.0GHz Tunable RF Sigma-Delta ADC With a Fixed Set of Coefficients and a Programmable Loop Delay. IEEE Trans. Circuits Syst. II Express Briefs 67-II(9): 1559-1563 (2020)