• DocumentCode
    1569153
  • Title

    Mismatch tolerant, continuous time, rail to rail, gain enhanced CMOS amplifiers

  • Author

    Cianella, M. ; Falconi, C. ; Amico, A.D. ; Scotti, G. ; Trifiletti, A.

  • Author_Institution
    Dipt. di Ing. Elettron., Univ. di Roma Tor Vergata, Rome
  • fYear
    2007
  • Firstpage
    647
  • Lastpage
    650
  • Abstract
    We describe continuous time, rail to rail, gain enhanced voltage amplifiers with a gain error which is almost insensitive to mismatch of active devices. Though the proposed approach is general, as a preliminary test we have designed a voltage amplifier in a standard 0.35 mum CMOS process; Montecarlo and AC simulations demonstrate a significant gain enhancement, its robustness against spread of process parameters and a small output resistance.
  • Keywords
    CMOS integrated circuits; Monte Carlo methods; amplifiers; AC simulation; Montecarlo simulation; active device mismatch; gain enhanced CMOS amplifier; preliminary test; rail to rail voltage amplifier; size 0.35 mum; CMOS process; Circuit optimization; Feedback circuits; Feedback loop; Frequency; Operational amplifiers; Performance gain; Rail to rail amplifiers; Robustness; Voltage;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Circuit Theory and Design, 2007. ECCTD 2007. 18th European Conference on
  • Conference_Location
    Seville
  • Print_ISBN
    978-1-4244-1341-6
  • Electronic_ISBN
    978-1-4244-1342-3
  • Type

    conf

  • DOI
    10.1109/ECCTD.2007.4529679
  • Filename
    4529679