DocumentCode
1003653
Title
Selftesting CMOS operational amplifier
Author
Roca, M. ; Rubio, Albert
Author_Institution
Dept. of Phys., Univ. Illes Balears, Palma de Mallorca, Spain
Volume
28
Issue
15
fYear
1992
fDate
7/16/1992 12:00:00 AM
Firstpage
1452
Lastpage
1454
Abstract
The testability of failures modelled by bridges and stuck-open faults in CMOS current mode based operational amplifiers is investigated. The functional and IDD current effects caused by these types of failure in the circuits are presented. A current sensing circuit oriented to BIST, based on current mirrors is also developed. From these results, a selftesting operational amplifier circuit is proposed.
Keywords
CMOS integrated circuits; built-in self test; failure analysis; integrated circuit testing; linear integrated circuits; operational amplifiers; BIST; CMOS operational amplifier; bridges; current mirrors; current mode; current sensing circuit; failures; self test opamp; selftesting op amp; stuck-open faults; testability;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:19920924
Filename
256069
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