Design and Simulations of a Stable Oscillator Circuit in 90 nm CMOS Technology
Abstract
In the realm of modern integrated circuit design, the need for efficient, low-power, and high-accuracy systems has led to the development of advanced circuit components. This study focuses on the design and integration of Bandgap Reference (BGR) circuits, Low-Dropout (LDO) regulators, and Voltage-Controlled Oscillators (VCOs) to enhance the performance of low-power integrated systems. These circuits address critical challenges, including temperature stability, power efficiency, and frequency accuracy, making them indispensable for applications in mobile devices, communication systems, and embedded electronics. The proposed designs have been developed using 90 nm CMOS technology and validated through extensive simulations. Key performance metrics such as temperature coefficient, power consumption, phase noise, and output stability have been optimized to demonstrate the practical applicability of the circuits. The findings highlight the potential for combining BGR, LDO, and VCO circuits to achieve a unified solution that meets the demands of modern low-power electronic systems. This work not only contributes to the advancement of circuit design methodologies but also sets the stage for future innovations in mixed-signal and low-power integrated circuits. By addressing the interplay between these components, the study provides a foundation for developing more efficient, reliable, and versatile electronic systems.
Keywords
Bandgap Reference, Low-Dropout, Voltage-Controlled Oscillator, Complementary Metal-Oxide-Semiconductor, Temperature coefficient
Supporting Institution
Teknofest Organization
Ethical Statement
The author(s) of this article declare that the materials and methods used in this study do not require ethical committee permission and/or legal-special permission.
Thanks
This study achieved the success of placing 4th in the Analog Category of the 2024 TEKNOFEST Chip Design Competition. The authors would like to thank the TEKNOFEST organization for providing the design and simulation infrastructure.
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