Title:
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SPICE modeling of cycle-to-cycle variability in RRAM devices
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Author:
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Salvador Aguilera, Emili; Bargallo Gonzalez, Mireia; Campabadal, Francesca; Martin Martinez, Javier; Rodríguez Martínez, Rosana; Miranda, Enrique
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Abstract:
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Altres ajuts: acords transformatius de la UAB |
Abstract:
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In this work, we investigated how to include uncorrelated cycle-to-cycle (C2C) variability in the LTSpice quasi-static memdiode model for RRAM devices. Variability in the I-V curves is first addressed through an in-depth study of the experimental data using the fitdistrplus package for the R language. This provides a first approximation to the identification of the most suitable model parameter distributions. Next, the selected candidate distributions are incorporated into the model script and used for carrying out Monte Carlo simulations. Finally, the experimental and simulated observables (set and reset currents, transition voltages, etc.) are statistically compared and the model estimands recalculated if it is necessary. Here, we put special emphasis on describing the main difficulties behind this seemingly simple procedure. |
Subject(s):
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-RRAM -Variability -Modeling -LTSpice -Fitdistrplus |
Rights:
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open access
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https://creativecommons.org/licenses/by/4.0/ |
Document type:
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Article |
Published by:
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Share:
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Uri:
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https://ddd.uab.cat/record/249236
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