Affiliation:
1. NED University of Engineering and Technology
Abstract
This paper presents a current mode biquad filter, which uses multiple output OTAs. The proposed filter design has electronic tunability because of the use of OTAs and is suitable for implementation in CMOS technology because of the use of grounded capacitors.
Publisher
Trans Tech Publications, Ltd.
Reference20 articles.
1. H.S. Malver, Electronically Tunable Active Fiters With Operational Transconductance Amplifiers, IEEE Trans. CAS, Vol. 29, No. 5, pp.333-336, May (1981).
2. C.M. Chung and S.K. Pai, , Universal Current-mode OTA-C Biquad with Minimum Components, IEEE Trans. CAS, Vol. 47, No. 8, pp.1235-1237, Aug (2000).
3. C.M. Chung and P.C. Chen, Universal Active Filters with Current Gain Using OTAs, Int. J. Electron., Vol. 71, No. 5, pp.805-808, May (1991).
4. M.A. Soderstrand, Design of Active-R Filters Using Only Resistors and Operational Amplifiers, Int. J.
5. Electron., Vol. 40, pp.417-432, (1976).