Teemu Salo, Saska Lindfors, Kari Halonen. A low-voltage single-Opamp 4th-order band-pass Sigma-Delta-modulator. In International Symposium on Circuits and Systems (ISCAS 2001), 6-9 May 2001, Sydney, Australia. pages 352-355, IEEE, 2001. [doi]
Abstract is missing.