M.Tech / M.E / PhD Thesis | Aerospace Engineering | India | Volume 5 Issue 9, September 2016
A Circuitry Implementation Using CMOS Chips
Kondaveni Arun Kumar, Ch. Ramesh Babu
Abstract: The ring oscillators tend to be appropriate for CMOS technology eats less plastic area as compared to LC tank based oscillators. The phase noise performance of LC VCO is more suitable to ring VCO, while tuning range is pretty small, on nick inductors occupy large nick area. Current Controlled Oscillators will be the critical foundation in high-speed systems. The VCO is very useful circuit because its oscillation frequency set with a preferred value. Current Controlled Oscillator is considered the most significant fundamental foundation for analog, digital plus mixed signal circuits. This paper presents a completely new approach to boost the performance of ring oscillator. The recommended ring VCO shows greater frequency range as compared to existing current starved ring VCO. The VCO is founded on single ended ring oscillator. The variable resistance is implemented using MS transistor and put in the input terminal of each and every inverter. Since the MOS transistors in each and every inverter might be assumed as switches, it might be altered having a resistance. The circuit was produced using.13 m CMOS technology with supply current of three.3 V. A VCO wealthy in frequency change from 2.26GHz to 3.50 GHz is accomplished using this method. Simulation results reveal the higher performance in the recommended design as compared to existing current staved ring VCO with regards to oscillation frequency and power consumption. All the simulation of existing and recommended designs have been transported out using Tanner EDA Tool the output frequency of recommended three stage ring VCO which increases with the increase in applied control current. The Three stage recommended ring VCO. Due to its very easy integration ring oscillator found in different programs. Current Controlled Oscillators will be the critical foundation in high-speed systems.
Keywords: CMOS voltage controlled oscillator, Inverter, Voltage controlled switch, Ring VCO
Edition: Volume 5 Issue 9, September 2016,
Pages: 1076 - 1077
How to Cite this Article?
Kondaveni Arun Kumar, Ch. Ramesh Babu, "A Circuitry Implementation Using CMOS Chips", International Journal of Science and Research (IJSR), https://www.ijsr.net/get_abstract.php?paper_id=ART20161581, Volume 5 Issue 9, September 2016, 1076 - 1077
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