Title :
Automatic switching of substrate bias or well bias in CMOS-ICs
Author :
Gatti, Umberto ; Liberali, Valentino ; Maloberti, Franco ; O´Leary, Paul
Author_Institution :
Dept. of Electron., Pavia Univ., Italy
Abstract :
A circuit for automatic bias voltage switching in CMOS-ICs is presented. It allows the chip substrate (or the well) to be biased at the highest (or lowest) voltage, even when the input exceeds the supply. Experimental measurements on integrated samples are shown.
Keywords :
CMOS integrated circuits; comparators (circuits); integrated circuit technology; CMOS; automatic bias voltage switching; chip substrate; substrate bias; well bias;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19900888
