Memristor-Based Loop Filter Design for Phase Locked Loop

The main challenge in designing a loop filter for a phase locked loop (PLL) is the physical dimensions of the passive elements used in the circuit that occupy large silicon area. In this paper, the basic features of a charge-controlled memristor are studied and the design procedures for various comp...

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Main Authors: Naheem Olakunle Adesina, Ashok Srivastava
Format: Article
Language:English
Published: MDPI AG 2019-07-01
Series:Journal of Low Power Electronics and Applications
Subjects:
Online Access:https://www.mdpi.com/2079-9268/9/3/24
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author Naheem Olakunle Adesina
Ashok Srivastava
author_facet Naheem Olakunle Adesina
Ashok Srivastava
author_sort Naheem Olakunle Adesina
collection DOAJ
description The main challenge in designing a loop filter for a phase locked loop (PLL) is the physical dimensions of the passive elements used in the circuit that occupy large silicon area. In this paper, the basic features of a charge-controlled memristor are studied and the design procedures for various components of a PLL are examined. Following this, we propose a memristor-based filter design which has its resistance being replaced by a memristor in order to reduce the die area and achieve a low power consumption. We obtained a tuning range of 741−994 MHz, a stable output frequency of 1 GHz from the transfer characteristics of voltage-controlled oscillator (VCO), and an improved settling time. In addition to reduced power consumption and area occupied on the chip, our design shows a high reliability over wider range of temperature variations.
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spelling doaj.art-97331795b1774c3c945c41c6d4ba9c6c2022-12-22T04:23:22ZengMDPI AGJournal of Low Power Electronics and Applications2079-92682019-07-01932410.3390/jlpea9030024jlpea9030024Memristor-Based Loop Filter Design for Phase Locked LoopNaheem Olakunle Adesina0Ashok Srivastava1Division of Electrical and Computer Engineering, Louisiana State University, Baton Rouge, LA 70803, USADivision of Electrical and Computer Engineering, Louisiana State University, Baton Rouge, LA 70803, USAThe main challenge in designing a loop filter for a phase locked loop (PLL) is the physical dimensions of the passive elements used in the circuit that occupy large silicon area. In this paper, the basic features of a charge-controlled memristor are studied and the design procedures for various components of a PLL are examined. Following this, we propose a memristor-based filter design which has its resistance being replaced by a memristor in order to reduce the die area and achieve a low power consumption. We obtained a tuning range of 741−994 MHz, a stable output frequency of 1 GHz from the transfer characteristics of voltage-controlled oscillator (VCO), and an improved settling time. In addition to reduced power consumption and area occupied on the chip, our design shows a high reliability over wider range of temperature variations.https://www.mdpi.com/2079-9268/9/3/24filterhysteresis curvememristorphase locked loopvoltage controlled oscillator
spellingShingle Naheem Olakunle Adesina
Ashok Srivastava
Memristor-Based Loop Filter Design for Phase Locked Loop
Journal of Low Power Electronics and Applications
filter
hysteresis curve
memristor
phase locked loop
voltage controlled oscillator
title Memristor-Based Loop Filter Design for Phase Locked Loop
title_full Memristor-Based Loop Filter Design for Phase Locked Loop
title_fullStr Memristor-Based Loop Filter Design for Phase Locked Loop
title_full_unstemmed Memristor-Based Loop Filter Design for Phase Locked Loop
title_short Memristor-Based Loop Filter Design for Phase Locked Loop
title_sort memristor based loop filter design for phase locked loop
topic filter
hysteresis curve
memristor
phase locked loop
voltage controlled oscillator
url https://www.mdpi.com/2079-9268/9/3/24
work_keys_str_mv AT naheemolakunleadesina memristorbasedloopfilterdesignforphaselockedloop
AT ashoksrivastava memristorbasedloopfilterdesignforphaselockedloop