Title :
Current scaling technique for high dynamic range switched-current delta-sigma modulators
Author :
Tan, N. ; Amozandeh, G. ; Olson, A. ; Stenstrom, H.
Author_Institution :
Ericsson Components AB, Stockholm, Sweden
fDate :
7/18/1996 12:00:00 AM
Abstract :
Thermal noise at the input usually imposes a fundamental limitation on the dynamic range of switched-current (SI) delta-sigma modulators. The authors present a technique for increasing the dynamic range of SI modulators without a drastic increase in power dissipation and chip area
Keywords :
circuit noise; sigma-delta modulation; switched current circuits; thermal noise; chip area; current scaling; dynamic range; power dissipation; switched-current delta-sigma modulator; thermal noise;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19960948
