Simulation Perspectives of Sub-1V Single-Supply Z<sup>2</sup>-FET 1T-DRAM Cells for Low-Power

With the upcoming Internet of Things (IoT), low-power devices are becoming mainstream these days. The need for memory elements able to operate at reduced biasing conditions is therefore of utmost importance. In this paper, one of the most promising capacitor-less dynamic RAM cell, the Z<sup>2&...

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Main Authors: Carlos Navarro, Carlos Marquez, Santiago Navarro, Carmen Lozano, Sehyun Kwon, Yong-Tae Kim, Francisco Gamiz
Format: Article
Language:English
Published: IEEE 2019-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/8673739/
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author Carlos Navarro
Carlos Marquez
Santiago Navarro
Carmen Lozano
Sehyun Kwon
Yong-Tae Kim
Francisco Gamiz
author_facet Carlos Navarro
Carlos Marquez
Santiago Navarro
Carmen Lozano
Sehyun Kwon
Yong-Tae Kim
Francisco Gamiz
author_sort Carlos Navarro
collection DOAJ
description With the upcoming Internet of Things (IoT), low-power devices are becoming mainstream these days. The need for memory elements able to operate at reduced biasing conditions is therefore of utmost importance. In this paper, one of the most promising capacitor-less dynamic RAM cell, the Z<sup>2</sup>-FET (zero subthreshold swings, zero impact ionization field-effect transistor), is analyzed through advanced numerical simulations to study its sub-1V operation capabilities. SiGe compounds and tuned workfunction are selected to further reduce the operating voltage to limit energy consumption. The results demonstrate functional SiGe cells with up to 75% energy reduction with respect to identical Si cells.
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spelling doaj.art-e7299ec5cdda464b8432f513278b3dc82022-12-21T18:53:02ZengIEEEIEEE Access2169-35362019-01-017402794028410.1109/ACCESS.2019.29071518673739Simulation Perspectives of Sub-1V Single-Supply Z<sup>2</sup>-FET 1T-DRAM Cells for Low-PowerCarlos Navarro0https://orcid.org/0000-0002-7846-4599Carlos Marquez1https://orcid.org/0000-0003-0159-9951Santiago Navarro2Carmen Lozano3Sehyun Kwon4Yong-Tae Kim5Francisco Gamiz6Departamento de Electrónica y Tecnología de Computadores, University of Granada, Granada, SpainDepartamento de Electrónica y Tecnología de Computadores, University of Granada, Granada, SpainDepartamento de Electrónica y Tecnología de Computadores, University of Granada, Granada, SpainDepartamento de Electrónica y Tecnología de Computadores, University of Granada, Granada, SpainKorean Institute of Science and Technology, Seoul, South KoreaKorean Institute of Science and Technology, Seoul, South KoreaDepartamento de Electrónica y Tecnología de Computadores, University of Granada, Granada, SpainWith the upcoming Internet of Things (IoT), low-power devices are becoming mainstream these days. The need for memory elements able to operate at reduced biasing conditions is therefore of utmost importance. In this paper, one of the most promising capacitor-less dynamic RAM cell, the Z<sup>2</sup>-FET (zero subthreshold swings, zero impact ionization field-effect transistor), is analyzed through advanced numerical simulations to study its sub-1V operation capabilities. SiGe compounds and tuned workfunction are selected to further reduce the operating voltage to limit energy consumption. The results demonstrate functional SiGe cells with up to 75% energy reduction with respect to identical Si cells.https://ieeexplore.ieee.org/document/8673739/1T-DRAMcapacitor-lessFD-SOIgermaniummemorylow-power
spellingShingle Carlos Navarro
Carlos Marquez
Santiago Navarro
Carmen Lozano
Sehyun Kwon
Yong-Tae Kim
Francisco Gamiz
Simulation Perspectives of Sub-1V Single-Supply Z<sup>2</sup>-FET 1T-DRAM Cells for Low-Power
IEEE Access
1T-DRAM
capacitor-less
FD-SOI
germanium
memory
low-power
title Simulation Perspectives of Sub-1V Single-Supply Z<sup>2</sup>-FET 1T-DRAM Cells for Low-Power
title_full Simulation Perspectives of Sub-1V Single-Supply Z<sup>2</sup>-FET 1T-DRAM Cells for Low-Power
title_fullStr Simulation Perspectives of Sub-1V Single-Supply Z<sup>2</sup>-FET 1T-DRAM Cells for Low-Power
title_full_unstemmed Simulation Perspectives of Sub-1V Single-Supply Z<sup>2</sup>-FET 1T-DRAM Cells for Low-Power
title_short Simulation Perspectives of Sub-1V Single-Supply Z<sup>2</sup>-FET 1T-DRAM Cells for Low-Power
title_sort simulation perspectives of sub 1v single supply z sup 2 sup fet 1t dram cells for low power
topic 1T-DRAM
capacitor-less
FD-SOI
germanium
memory
low-power
url https://ieeexplore.ieee.org/document/8673739/
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