A High Performance and Scalable FinFET BE-SONOS Device for NAND Flash Memory Application
A high-performance body tied FinFET BE-SONOS device is demonstrated, suitable for NAND Flash memory scaling beyond 30 nm technology node. BE-SONOS offers efficient hole tunneling erase and excellent data retention. When integrated into a FinFET structure, a much higher program/erase speed is obtaine...
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Format: | Tagungsbericht |
Sprache: | eng |
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Zusammenfassung: | A high-performance body tied FinFET BE-SONOS device is demonstrated, suitable for NAND Flash memory scaling beyond 30 nm technology node. BE-SONOS offers efficient hole tunneling erase and excellent data retention. When integrated into a FinFET structure, a much higher program/erase speed is obtained, owing to the inherent field enhancement (FE) effect around the fin tip. In this work, a very scaled (36 nm) FinFET BE-SONOS with successful NAND array functions, including fast block erase speed (0.6), successful self-boosting program-inhibit window, good read disturb property (>100 K read), and excellent cycling endurance (>10 K) are demonstrated. |
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ISSN: | 1524-766X 2690-8174 |
DOI: | 10.1109/VTSA.2008.4530796 |