15May 2022

COMPARATIVE ANALYSIS OF FREQUENCY FOR RING, DIFFERENTIAL LC AND VCO OSCILLATORS USING CMOS 45NM TECHNOLOGY

  • PG student, VLSI, Department of Electronics & Telecommunication Engineering, Bapurao Deshmukh College of Engineering, Sewagram, Wardha – 442 102 (M.S.).
  • Associate Professor, M.Tech. (VLSI), Department of Electronics & Telecommunication Engineering, Bapurao Deshmukh College of Engineering, Sewagram, Wardha – 442 102 (M.S.).
  • Assistance Professor, M.Tech. (VLSI), Department of Electronics & Telecommunication Engineering, Bapurao Deshmukh College of Engineering, Sewagram, Wardha – 442 102 (M.S.).
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Oscillator are the integral part of any communication system. In this paper, we proposed a comparative analysis between physical design simulation result and the calculated results of frequency for Ring, Differential LC and VCO oscillators. The physical design is mainly implement to find out and analyzed the various parameters such as Power Consumption, number of stages, phase noise, Frequency swing and Frequency tuning range of oscillators. The presented results are obtained using CMOS EDA tool Microwind with 45nm technology with supply voltage of 1 V and IO VDD as 1.80 V with BSIM4 MOS modelling. The results of simulation indicated that implementation using CMOS technology, gives very high frequency range of oscillators. The frequency range for the designed types of oscillators can be manipulated with the design trend. The frequency range for Ring oscillator is found to be 9.51 GHz to 24.57 GHz for 5 stages, for differential oscillator is found to be 2.47 GHz to 4.08 GHz and for current starved VCO is found out to be 5.60 GHz to 10.78 GHz.


[Amol S. Nakhale, Prof. M.N. Thakare and Dr. N. M. Chore (2022); COMPARATIVE ANALYSIS OF FREQUENCY FOR RING, DIFFERENTIAL LC AND VCO OSCILLATORS USING CMOS 45NM TECHNOLOGY Int. J. of Adv. Res. 10 (May). 118-124] (ISSN 2320-5407). www.journalijar.com


Amol S. Nakhale
PG student, VLSI, Department of Electronics & Telecommunication Engineering, Bapurao Deshmukh College of Engineering, Sewagram, Wardha – 442 102 (M.S.).