Second-order sigma-delta modulator in standard cmos technology

As a part of wider project sigma-delta modulator was designed. It represents an A/D part of a power meter IC. Requirements imposed were: SNDR and dynamic range > 50 dB for maximum input swing of 250 mV differential at 50 Hz. Over sampling ratio is 128 with clock frequency of 524288 Hz which gives...

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Bibliographic Details
Main Authors: Milovanović Dragiša, Savić Milan, Nikolić Miljan
Format: Article
Language:English
Published: Faculty of Technical Sciences in Cacak 2004-01-01
Series:Serbian Journal of Electrical Engineering
Subjects:
Online Access:http://www.doiserbia.nb.rs/img/doi/1451-4869/2004/1451-48690403037M.pdf