Integrated CMOS relaxation oscillator with the use of accurate current reference, voltage reference, hysteresis comparator, and simple logic block

Integrated CMOS relaxation oscillator with the use of accurate current reference, voltage reference, hysteresis comparator, and simple logic block

The report below describes the design of a relaxation oscillator that is modelled after the comparator with an internal hysteresis. The circuit also comprises of a voltage reference block, a current steering switch, as well as a logic block to provide feedback to the comparator circuit. The circuit...

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Bibliographic Details
Main Author: Ang, Joel Wei Quan
Other Authors: Siek Liter
Format: Final Year Project
Language:English
Published: Nanyang Technological University 2024
Subjects:
Engineering
Oscillator
CMOS
Online Access:https://hdl.handle.net/10356/181755
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Institution: Nanyang Technological University
Language: English
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spelling sg-ntu-dr.10356-1817552024-12-20T15:45:55Z Integrated CMOS relaxation oscillator with the use of accurate current reference, voltage reference, hysteresis comparator, and simple logic block Ang, Joel Wei Quan Siek Liter School of Electrical and Electronic Engineering ELSIEK@ntu.edu.sg Engineering Oscillator CMOS The report below describes the design of a relaxation oscillator that is modelled after the comparator with an internal hysteresis. The circuit also comprises of a voltage reference block, a current steering switch, as well as a logic block to provide feedback to the comparator circuit. The circuit is simulated in the GlobalFoundries 55 nanometre process technology using the Cadence Virtuoso software. The results of the circuit are as follows: temperature coefficient of the voltage reference block is on average 11 ppm per degree Celsius. The oscillator current is able to maintain a stable oscillation with a frequency of approximately 100 Megahertz, or a period that is about 10 nanoseconds. Bachelor's degree 2024-12-17T12:40:59Z 2024-12-17T12:40:59Z 2024 Final Year Project (FYP) Ang, J. W. Q. (2024). Integrated CMOS relaxation oscillator with the use of accurate current reference, voltage reference, hysteresis comparator, and simple logic block. Final Year Project (FYP), Nanyang Technological University, Singapore. https://hdl.handle.net/10356/181755 https://hdl.handle.net/10356/181755 en A2373-232 application/pdf Nanyang Technological University
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
language English
topic Engineering
Oscillator
CMOS
spellingShingle Engineering
Oscillator
CMOS
Ang, Joel Wei Quan
Integrated CMOS relaxation oscillator with the use of accurate current reference, voltage reference, hysteresis comparator, and simple logic block
description The report below describes the design of a relaxation oscillator that is modelled after the comparator with an internal hysteresis. The circuit also comprises of a voltage reference block, a current steering switch, as well as a logic block to provide feedback to the comparator circuit. The circuit is simulated in the GlobalFoundries 55 nanometre process technology using the Cadence Virtuoso software. The results of the circuit are as follows: temperature coefficient of the voltage reference block is on average 11 ppm per degree Celsius. The oscillator current is able to maintain a stable oscillation with a frequency of approximately 100 Megahertz, or a period that is about 10 nanoseconds.
author2 Siek Liter
author_facet Siek Liter
Ang, Joel Wei Quan
format Final Year Project
author Ang, Joel Wei Quan
author_sort Ang, Joel Wei Quan
title Integrated CMOS relaxation oscillator with the use of accurate current reference, voltage reference, hysteresis comparator, and simple logic block
title_short Integrated CMOS relaxation oscillator with the use of accurate current reference, voltage reference, hysteresis comparator, and simple logic block
title_full Integrated CMOS relaxation oscillator with the use of accurate current reference, voltage reference, hysteresis comparator, and simple logic block
title_fullStr Integrated CMOS relaxation oscillator with the use of accurate current reference, voltage reference, hysteresis comparator, and simple logic block
title_full_unstemmed Integrated CMOS relaxation oscillator with the use of accurate current reference, voltage reference, hysteresis comparator, and simple logic block
title_sort integrated cmos relaxation oscillator with the use of accurate current reference, voltage reference, hysteresis comparator, and simple logic block
publisher Nanyang Technological University
publishDate 2024
url https://hdl.handle.net/10356/181755
_version_ 1819113077236301824

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