A 5V AC-powered CMOS filter-selectivity booster for POTS/ADSL splitter size reduction

Eduard Sackinger, Aner Tennen, Dima Shulman, Barkat Wani, Marta Rambaud, Drahoslav Lim, Fred Larsen, George S. Moschytz

    Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

    2 Scopus citations

    Abstract

    A 0.5μm CMOS chip contains a 5th-order continuous-time filter, a low output-impedance driver, and an active rectifier. The chip boosts the selectivity of an external passive LC LPF and achieves an ADSL isolation of 70dB at 30kHz, while maintaining a passband flatness of 0.23dB. It consumes 35mW from a 5V supply and reduces the number of transformers and the size of POTS/ADSL splitters.

    Original languageEnglish
    Title of host publication2006 IEEE International Solid-State Circuits Conference, ISSCC - Digest of Technical Papers
    Pages512+511
    StatePublished - 2006
    Event2006 IEEE International Solid-State Circuits Conference, ISSCC - San Francisco, CA, United States
    Duration: 6 Feb 20069 Feb 2006

    Publication series

    NameDigest of Technical Papers - IEEE International Solid-State Circuits Conference
    ISSN (Print)0193-6530

    Conference

    Conference2006 IEEE International Solid-State Circuits Conference, ISSCC
    Country/TerritoryUnited States
    CitySan Francisco, CA
    Period6/02/069/02/06

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