Novel approximate square-root domain all-pass filter with application to multiphase oscillators

S. Ozoguz*, T. M. Abdelrahman, A. S. Elwakil

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

19 Citations (Scopus)

Abstract

A novel approximate square-root domain all-pass filter operating from a single 3.3 V supply is reported. The circuit requires a small number of transistors, with a bandwidth exceeding 100 MHz. Two-phase and three-phase oscillators based on cascaded sections of the proposed filter are constructed followed by a generic multiphase oscillator. Simulation results, using AMS 0.35 μ BiCMOS technology parameters, and experimental results are given.

Original languageEnglish
Pages (from-to)297-301
Number of pages5
JournalAnalog Integrated Circuits and Signal Processing
Volume46
Issue number3
DOIs
Publication statusPublished - Mar 2006

Funding

This work was supported by the Turkish Academy of Sciences under the Young Scientist Award Program (ISÖ/TÜBA-GEBIP/2002-1-16).

FundersFunder number
Türkiye Bilimler AkademisiISÖ/TÜBA-GEBIP/2002-1-16

    Keywords

    • Analog circuit design
    • Oscillators
    • Square-root domain circuits

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