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Design for testability of high-order OTA-C filters

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Design for testability of high-order OTA-C filters. / Hasan, Masood ul; Zhu, Yanqing; Sun, Yichuang.

In: International Journal of Circuit Theory and Applications, Vol. 44, No. 10, 04.10.2016, p. 1859-1873.

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@article{4ee4561fb92740b59d78e4e190b83a60,
title = "Design for testability of high-order OTA-C filters",
abstract = "A study of oscillation-based test for high-order Operational Transconductance Amplifier-C (OTA-C) filters is presented. The method is based on partition of a high-order filter into second-order filter functions. The opening Q-loop and adding positive feedback techniques are developed to convert the second-order filter section into a quadrature oscillator. These techniques are based on an open-loop configuration and an additional positive feedback configuration. Implementation of the two testability design methods for nth-order cascade, IFLF and leapfrog (LF) filters is presented, and the area overhead of the modified circuits is also discussed. The performances of the presented techniques are investigated. Fourth-order cascade, inverse follow-the-leader feedback (IFLF) and LF OTA-C filters were designed and simulated for analysis of fault coverage using the adding positive feedback method based on an analogue multiplexer. Simulation results show that the oscillation-based test method using positive feedback provides high fault coverage of around 97%, 96% and 95% for the cascade, IFLF and LF OTA-C filters, respectively. Copyright {\^A}",
keywords = "circuit testing, high-order filter, oscillation-based test, OTA-C filter",
author = "Hasan, {Masood ul} and Yanqing Zhu and Yichuang Sun",
note = "Copyright {\textcopyright} 2016 John Wiley & Sons, Ltd.",
year = "2016",
month = oct,
day = "4",
doi = "10.1002/cta.2200",
language = "English",
volume = "44",
pages = "1859--1873",
journal = "International Journal of Circuit Theory and Applications",
issn = "0098-9886",
publisher = "John Wiley and Sons Ltd",
number = "10",

}

RIS

TY - JOUR

T1 - Design for testability of high-order OTA-C filters

AU - Hasan, Masood ul

AU - Zhu, Yanqing

AU - Sun, Yichuang

N1 - Copyright © 2016 John Wiley & Sons, Ltd.

PY - 2016/10/4

Y1 - 2016/10/4

N2 - A study of oscillation-based test for high-order Operational Transconductance Amplifier-C (OTA-C) filters is presented. The method is based on partition of a high-order filter into second-order filter functions. The opening Q-loop and adding positive feedback techniques are developed to convert the second-order filter section into a quadrature oscillator. These techniques are based on an open-loop configuration and an additional positive feedback configuration. Implementation of the two testability design methods for nth-order cascade, IFLF and leapfrog (LF) filters is presented, and the area overhead of the modified circuits is also discussed. The performances of the presented techniques are investigated. Fourth-order cascade, inverse follow-the-leader feedback (IFLF) and LF OTA-C filters were designed and simulated for analysis of fault coverage using the adding positive feedback method based on an analogue multiplexer. Simulation results show that the oscillation-based test method using positive feedback provides high fault coverage of around 97%, 96% and 95% for the cascade, IFLF and LF OTA-C filters, respectively. Copyright Â

AB - A study of oscillation-based test for high-order Operational Transconductance Amplifier-C (OTA-C) filters is presented. The method is based on partition of a high-order filter into second-order filter functions. The opening Q-loop and adding positive feedback techniques are developed to convert the second-order filter section into a quadrature oscillator. These techniques are based on an open-loop configuration and an additional positive feedback configuration. Implementation of the two testability design methods for nth-order cascade, IFLF and leapfrog (LF) filters is presented, and the area overhead of the modified circuits is also discussed. The performances of the presented techniques are investigated. Fourth-order cascade, inverse follow-the-leader feedback (IFLF) and LF OTA-C filters were designed and simulated for analysis of fault coverage using the adding positive feedback method based on an analogue multiplexer. Simulation results show that the oscillation-based test method using positive feedback provides high fault coverage of around 97%, 96% and 95% for the cascade, IFLF and LF OTA-C filters, respectively. Copyright Â

KW - circuit testing

KW - high-order filter

KW - oscillation-based test

KW - OTA-C filter

UR - http://www.scopus.com/inward/record.url?scp=84958259714&partnerID=8YFLogxK

U2 - 10.1002/cta.2200

DO - 10.1002/cta.2200

M3 - Article

AN - SCOPUS:84958259714

VL - 44

SP - 1859

EP - 1873

JO - International Journal of Circuit Theory and Applications

JF - International Journal of Circuit Theory and Applications

SN - 0098-9886

IS - 10

ER -