DocumentCode
890323
Title
A CMOS digitally controlled audio attenuator for Hi-Fi systems
Author
Hynes, Michael J. ; Burton, D. Philip
Volume
16
Issue
1
fYear
1981
Firstpage
15
Lastpage
20
Abstract
Describes an audio attenuator designed for use in digitally controlled Hi-Fi systems. The circuit is fabricated with a thin film on CMOS process and has a dynamic range of 0 to -88.5 dB in 1.5 dB steps. Total harmonic distortion for the complete circuit is typically -87 dB and wide-band signal/noise ratio is typically -86 dB.
Keywords
Attenuators; Audio equipment; Field effect integrated circuits; attenuators; audio equipment; field effect integrated circuits; Attenuators; CMOS process; Circuit noise; Control systems; Digital control; Dynamic range; Signal to noise ratio; Thin film circuits; Total harmonic distortion; Wideband;
fLanguage
English
Journal_Title
Solid-State Circuits, IEEE Journal of
Publisher
ieee
ISSN
0018-9200
Type
jour
DOI
10.1109/JSSC.1981.1051529
Filename
1051529
Link To Document