word line disturbance

Steven Scholz steven.scholz at imc-berlin.de
Tue Oct 14 11:46:40 EDT 2003


Magnus Mårtensson wrote:

> Hi.
> I had a discussion with flash manufacturer Atmel last week regarding a phenomenon that we had seen. 
> The phenomenon was called "word line disturbance" and it could occur if you tried to program only ones
> to a location that already contained ones. The result could be that some bit on another address got tainted. Ex
> writing 0xffff to address A could result in the content on address B changing from 0xffff to 0xfffe.
> ...

Which types of flash memory are effected by this interessting "feature"?

Steven




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