Study of Thyristor-Mode Dual-Channel NAND Flash Devices

Roger Lo, Hang Ting Lue, Wei Chen Chen, Pei Ying Du, Tzu Hsuan Hsu, Tuo-Hung Hou, Keh Chung Wang, Chih Yuan Lu

研究成果: Conference contribution同行評審

摘要

A novel dual-channel 3D NAND device was proposed previously [1]. In addition to the N-and P-channel read operations, such device can also perform a special "thyristor mode" which possesses super steep subthreshold slope (S.S. 0). In this work, we studied 4 different types of read methods with the same device, which are normal N-and P-channel read, and thyristor-mode N-and P-channel read, respectively. These 4 different read methods can be carried out by just simply changing the bias arrangements of wordlines so that the IdVg curves can behave differently. An interesting finding is that the Vt window of P/E cycling and retention are quite different among these sensing methods. It may provide a new methodology to understand the charge storage mechanisms. This work provides a comprehensive study for understanding the operation physics of this novel device.

原文English
主出版物標題2018 IEEE 10th International Memory Workshop, IMW 2018
發行者Institute of Electrical and Electronics Engineers Inc.
頁面1-4
頁數4
ISBN(電子)9781538652473
DOIs
出版狀態Published - 19 6月 2018
事件10th IEEE International Memory Workshop, IMW 2018 - Kyoto, Japan
持續時間: 13 5月 201816 5月 2018

出版系列

名字2018 IEEE 10th International Memory Workshop, IMW 2018

Conference

Conference10th IEEE International Memory Workshop, IMW 2018
國家/地區Japan
城市Kyoto
期間13/05/1816/05/18

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