Both of the right and left charge storage regions having a thin oxide layer on the semiconductor substrate, a nitride layer on the thin oxide layer and an insulating oxide layer on the nitride layer.
左和右电荷存储区都具有半导体衬底上的薄氧化物层、薄氧化物层上的氮化物层和氮化物层上的绝缘氧化物层。
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Scaling the programming voltage, while still maintaining 10 year data retention time, has been always a big challenge for Polysilicon OxideNitrideOxide Silicon (SONOS) researchers.