Analysis and Comparison in the Energy-Delay Space of Nanometer CMOS One-Bit Full-Adders

In this paper we analyze, design and compare six significant topologies of one-bit full adders in terms of their Energy-Efficient Curves in the Energy-Delay Space. We define the simulation strategies that are adopted to make a fair comparison even among cells with very different characteristics. Eac...

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Main Authors: Gianluca Giustolisi, Gaetano Palumbo
Format: Article
Language:English
Published: IEEE 2022-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9832625/
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author Gianluca Giustolisi
Gaetano Palumbo
author_facet Gianluca Giustolisi
Gaetano Palumbo
author_sort Gianluca Giustolisi
collection DOAJ
description In this paper we analyze, design and compare six significant topologies of one-bit full adders in terms of their Energy-Efficient Curves in the Energy-Delay Space. We define the simulation strategies that are adopted to make a fair comparison even among cells with very different characteristics. Each topology is designed through a methodology which, thanks to the adoption of a circuit optimizer, allows to design the circuit under different energy-delay trade-offs and to derive the Energy-Efficient Curves. The comparison of the topologies is made using a 28nm CMOS technology in terms of normalized Energy-Efficient Curves. In particular, plotting all these Energy-Efficient Curves in a single graph makes the comparison very effective and allows the designer to choose the best topology or discard the worst ones, at a glance.
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spelling doaj.art-fac5c839a24542d4953e07e7e693f8ee2022-12-22T02:29:45ZengIEEEIEEE Access2169-35362022-01-0110754827549410.1109/ACCESS.2022.31920169832625Analysis and Comparison in the Energy-Delay Space of Nanometer CMOS One-Bit Full-AddersGianluca Giustolisi0https://orcid.org/0000-0002-2181-2169Gaetano Palumbo1https://orcid.org/0000-0002-8011-8660Dipartimento di Ingegneria Elettrica, Elettronica e Informatica, Università degli Studi di Catania, Catania, ItalyDipartimento di Ingegneria Elettrica, Elettronica e Informatica, Università degli Studi di Catania, Catania, ItalyIn this paper we analyze, design and compare six significant topologies of one-bit full adders in terms of their Energy-Efficient Curves in the Energy-Delay Space. We define the simulation strategies that are adopted to make a fair comparison even among cells with very different characteristics. Each topology is designed through a methodology which, thanks to the adoption of a circuit optimizer, allows to design the circuit under different energy-delay trade-offs and to derive the Energy-Efficient Curves. The comparison of the topologies is made using a 28nm CMOS technology in terms of normalized Energy-Efficient Curves. In particular, plotting all these Energy-Efficient Curves in a single graph makes the comparison very effective and allows the designer to choose the best topology or discard the worst ones, at a glance.https://ieeexplore.ieee.org/document/9832625/Full addersCMOS digital integrated circuitsenergy-efficient curveenergy-delay spaceVLSI
spellingShingle Gianluca Giustolisi
Gaetano Palumbo
Analysis and Comparison in the Energy-Delay Space of Nanometer CMOS One-Bit Full-Adders
IEEE Access
Full adders
CMOS digital integrated circuits
energy-efficient curve
energy-delay space
VLSI
title Analysis and Comparison in the Energy-Delay Space of Nanometer CMOS One-Bit Full-Adders
title_full Analysis and Comparison in the Energy-Delay Space of Nanometer CMOS One-Bit Full-Adders
title_fullStr Analysis and Comparison in the Energy-Delay Space of Nanometer CMOS One-Bit Full-Adders
title_full_unstemmed Analysis and Comparison in the Energy-Delay Space of Nanometer CMOS One-Bit Full-Adders
title_short Analysis and Comparison in the Energy-Delay Space of Nanometer CMOS One-Bit Full-Adders
title_sort analysis and comparison in the energy delay space of nanometer cmos one bit full adders
topic Full adders
CMOS digital integrated circuits
energy-efficient curve
energy-delay space
VLSI
url https://ieeexplore.ieee.org/document/9832625/
work_keys_str_mv AT gianlucagiustolisi analysisandcomparisonintheenergydelayspaceofnanometercmosonebitfulladders
AT gaetanopalumbo analysisandcomparisonintheenergydelayspaceofnanometercmosonebitfulladders