Analog CMOS four-quadrant multiplier and divider

Author

Vlassis, S. ; Siskos, S.

Author_Institution

Electron. Lab., Aristotelian Univ. of Thessaloniki, Greece

Volume

5

fYear

1999

fDate

1999

Firstpage

383

Abstract

An analog CMOS four-quadrant multiplier and a two-quadrant divider circuit are introduced. The multiplier operates for a power supply ±1.5 V and its differential input range is ±1 V with less than 0.2% linearity error. The THD is less than 0.3% with input range up to ±0.8 V. The divider offers the facility of independent control of the sensitivity and has acceptable precision useful in analog signal processing, fuzzy control and instrumentation applications. Experimental results verify the simulation ones demonstrating the feasibility of both circuits

Keywords

CMOS analogue integrated circuits; analogue multipliers; analogue processing circuits; dividing circuits; fuzzy control; -1 to 1 V; -1.5 V; 1.5 V; analog CMOS divider; analog CMOS multiplier; analog signal processing; four-quadrant multiplier circuit; fuzzy control; instrumentation applications; sensitivity control; two-quadrant divider circuit; CMOS analog integrated circuits; CMOS technology; Circuit simulation; Instruments; Laboratories; MOSFETs; Physics; Signal processing; Transconductance; Voltage;

fLanguage

English

Publisher

ieee

Conference_Titel

Circuits and Systems, 1999. ISCAS '99. Proceedings of the 1999 IEEE International Symposium on

Conference_Location

Orlando, FL

Print_ISBN

0-7803-5471-0

Type

conf

DOI

10.1109/ISCAS.1999.777589

Filename

777589