Yield-driven iterative robust circuit optimization algorithm

This paper proposes an equation-based multi-scenario iterative robust optimization methodology for analog/mixed-signal circuits. We show that due to local circuit performance monotonicity in random variations constraint maximization can be used to efficiently find critical constraints and worst-...

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Main Authors: Li, Yan, Stojanovic, Vladimir Marko
Other Authors: Massachusetts Institute of Technology. Department of Electrical Engineering and Computer Science
Format: Article
Language:en_US
Published: Institute of Electrical and Electronics Engineers 2010
Subjects:
Online Access:http://hdl.handle.net/1721.1/58966
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author Li, Yan
Stojanovic, Vladimir Marko
author2 Massachusetts Institute of Technology. Department of Electrical Engineering and Computer Science
author_facet Massachusetts Institute of Technology. Department of Electrical Engineering and Computer Science
Li, Yan
Stojanovic, Vladimir Marko
author_sort Li, Yan
collection MIT
description This paper proposes an equation-based multi-scenario iterative robust optimization methodology for analog/mixed-signal circuits. We show that due to local circuit performance monotonicity in random variations constraint maximization can be used to efficiently find critical constraints and worst-case scenarios of random process variations and populate them into a multi-scenario optimization. This algorithm scales gracefully with circuit size and is tested on both two-stage and fully differential folded-cascode operational amplifiers with a 90 nm predictive model. The improving yield-trends are confirmed across process and random variations with Hspice Monte-Carlo simulations.
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spelling mit-1721.1/589662022-09-29T12:50:31Z Yield-driven iterative robust circuit optimization algorithm Li, Yan Stojanovic, Vladimir Marko Massachusetts Institute of Technology. Department of Electrical Engineering and Computer Science Stojanovic, Vladimir Marko Li, Yan Stojanovic, Vladimir Marko Algorithms Robust Circuit Optimization Variability Yield Analog Circuits This paper proposes an equation-based multi-scenario iterative robust optimization methodology for analog/mixed-signal circuits. We show that due to local circuit performance monotonicity in random variations constraint maximization can be used to efficiently find critical constraints and worst-case scenarios of random process variations and populate them into a multi-scenario optimization. This algorithm scales gracefully with circuit size and is tested on both two-stage and fully differential folded-cascode operational amplifiers with a 90 nm predictive model. The improving yield-trends are confirmed across process and random variations with Hspice Monte-Carlo simulations. Massachusetts Institute of Technology. Center for Integrated Circuits and Systems 2010-10-08T14:59:41Z 2010-10-08T14:59:41Z 2009-08 2009-07 Article http://purl.org/eprint/type/JournalArticle 978-1-6055-8497-3 0738-100X INSPEC Accession Number: 10844460 http://hdl.handle.net/1721.1/58966 Yan Li; Stojanovic, V.; , "Yield-driven iterative robust circuit optimization algorithm," Design Automation Conference, 2009. DAC '09. 46th ACM/IEEE , vol., no., pp.599-604, 26-31 July 2009. Copyright 2009 ACM en_US http://doi.acm.org/10.1145/1629911.1630065 Proceedings of the 46th ACM/IEEE Design Automation Conference, 2009 Article is made available in accordance with the publisher's policy and may be subject to US copyright law. Please refer to the publisher's site for terms of use. application/pdf Institute of Electrical and Electronics Engineers IEEE
spellingShingle Algorithms
Robust Circuit Optimization
Variability
Yield
Analog Circuits
Li, Yan
Stojanovic, Vladimir Marko
Yield-driven iterative robust circuit optimization algorithm
title Yield-driven iterative robust circuit optimization algorithm
title_full Yield-driven iterative robust circuit optimization algorithm
title_fullStr Yield-driven iterative robust circuit optimization algorithm
title_full_unstemmed Yield-driven iterative robust circuit optimization algorithm
title_short Yield-driven iterative robust circuit optimization algorithm
title_sort yield driven iterative robust circuit optimization algorithm
topic Algorithms
Robust Circuit Optimization
Variability
Yield
Analog Circuits
url http://hdl.handle.net/1721.1/58966
work_keys_str_mv AT liyan yielddriveniterativerobustcircuitoptimizationalgorithm
AT stojanovicvladimirmarko yielddriveniterativerobustcircuitoptimizationalgorithm