Title :
Resonant forward-biased guard-ring diodes for suppression of substrate noise in mixed-mode CMOS circuits
Author :
Forbes, L. ; Ficq, B. ; Savage, S.
Author_Institution :
Dept. of Electr. & Comput. Eng., Oregon State Univ., Corvallis, OR, USA
fDate :
4/27/1995 12:00:00 AM
Abstract :
Substrate noise is a serious concern and a limitation in mixed-mode, analogue-digital, CMOS integrated circuits. The use of forward-biased n+pυard-ring diodes which resonate with substrate lead inductance is demonstrated by simulations to be effective in reducing this substrate noise by an order of magnitude
Keywords :
CMOS integrated circuits; integrated circuit noise; interference suppression; isolation technology; mixed analogue-digital integrated circuits; analogue-digital integrated circuits; guard-ring diodes; mixed-mode CMOS ICs; resonant forward-biased diodes; substrate lead inductance; substrate noise suppression;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19950505