CCII+ Based on QFGMOS for Implementing Chua s Chaotic Oscillator

J. Nunez, E. Tlelo, C. Ramirez, J. Jimenez

Research output: Contribution to journalArticlepeer-review

23 Scopus citations

Abstract

A new design of a positive-type second-generation current conveyor (CCII+) based on quasi-floating gate MOSFETs (QFGMOS) is introduced. The proposed CCII+ is compared with others showing bandwidth advantages, e.g. it reaches 257MHz and 523MHz for the voltage tracking (between ports Y to X) and current tracking (between ports X to Z), respectively, while the parasitic resistance at port X is low as Rx=5.1794#937;. This new CCII+ is used to implement Chuas diode that is modeled by a piecewise-linear (PWL) function consisting of two negative slopes and two break points. That way, Chuas chaotic oscillator is designed using standard CMOS technology of 0.5#956;m. SPICE simulation results are provided to show the suitability of the proposed CCII+ based on QFGMOS for generating chaotic phenomena through implementing Chuas circuit.

Original languageEnglish
Article number7350032
Pages (from-to)2865-2870
Number of pages6
JournalIEEE Latin America Transactions
Volume13
Issue number9
DOIs
StatePublished - Sep 2015
Externally publishedYes

Keywords

  • CCII+
  • Chua s chaotic oscillator
  • MOSFET
  • QFGMOS

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