Title :
Digital detection of instability of higher order bandpass sigma-delta converters
Author :
Tlaskal, O. ; Underhill, M.J. ; Orton, D.W.R.
Author_Institution :
Racal Res. Ltd., Reading, UK
fDate :
10/10/1996 12:00:00 AM
Abstract :
A digital method of stabilising higher order sigma-delta converters is presented. Results are given for a third order bandpass ΣΔ converter with three continuous time LC filters tuned to 1/4 of clock frequency fc
Keywords :
circuit stability; circuit tuning; continuous time filters; sigma-delta modulation; bandpass sigma-delta converters; clock frequency; continuous time LC filters; stabilisation; third order bandpass ΣΔ converter; tuned filters;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19961326