Well I guess we know what happened to those failed chips from Curiousmarc's brok... | Hacker News

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		alnwlsn on Sept 24, 2024 \| parent \| context \| favorite \| on: Inside a Ferroelectric RAM Chip Well I guess we know what happened to those failed chips from Curiousmarc's broken DRO. Maybe I missed it, but what actually makes it wear out? And why does it last so much longer than flash/eeprom?

kens on Sept 24, 2024 [–]

There are multiple factors that limit the number of writes that FRAMs can handle: changes in crystal structure as Ti ions replace O, mobile ions collecting at grain boundaries, and something to do with 90º domains.

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