DocumentCode
2831250
Title
A novel MOSFET-C filter realization method using a canonical number of capacitors
Author
Takagi, Shigetaka ; Ismail, Mohammed ; Fujii, Nobuo ; Brannen, Robert
Author_Institution
Tokyo Inst. of Technol., Japan
fYear
1991
fDate
11-14 Jun 1991
Firstpage
1339
Lastpage
1342
Abstract
A novel canonical integrator linearizing relationship between voltages and currents of MOSFETs is proposed, and this integrator is applied to continuous-time filter realization. Although this integrator requires two operational amplifiers, a technique to reduce the number of operational amplifiers is also presented. As examples, a biquad filter and a third-order leapfrog filter are simulated by SPICE2. Transient analyses of these filters show quite low harmonic distortions
Keywords
active filters; circuit analysis computing; harmonics; integrating circuits; SPICE2; active filters; biquad filter; canonical integrator linearizing relationship; continuous-time filter; filter realization; harmonic distortions; operational amplifiers; third-order leapfrog filter; transient analyses; Capacitors; Channel bank filters; Equations; FETs; Harmonic distortion; MOSFET circuits; Operational amplifiers; Resistors; Transient analysis; Voltage;
fLanguage
English
Publisher
ieee
Conference_Titel
Circuits and Systems, 1991., IEEE International Sympoisum on
Print_ISBN
0-7803-0050-5
Type
conf
DOI
10.1109/ISCAS.1991.176618
Filename
176618
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