RTN and Annealing Related to Stress and Temperature in FIND RRAM Array

Autor: Chih Yuan Chen, Chrong Jung Lin, Ya-Chin King
Jazyk: angličtina
Rok vydání: 2019
Předmět:
Zdroj: Nanoscale Research Letters, Vol 14, Iss 1, Pp 1-7 (2019)
Druh dokumentu: article
ISSN: 1931-7573
1556-276X
DOI: 10.1186/s11671-018-2846-1
Popis: Abstract In this work, an observation on random telegraph noise (RTN) signal in the read current of a FinFET dielectric RRAM (FIND RRAM) device is presented. The RTN signal of a FIND RRAM cell is found to change after the device being subjected to cycling stress. After undergoing cycling stress, RRAM cells have a stronger tendency to show more frequent and intense RTN signals. The increase of noise levels in FIND RRAM cells can be alleviated generally by high temperature anneal, and with this concept, an on chip annealing scheme is proposed and demonstrated.
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