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RE: Does Compact Flash memory wear out?


  • To: <ukha_d@xxxxxxx>
  • Subject: RE: Does Compact Flash memory wear out?
  • From: "Roger" <roger@xxxxxxx>
  • Date: Mon, 6 May 2002 18:42:57 +0100
  • Mailing-list: list ukha_d@xxxxxxx; contact ukha_d-owner@xxxxxxx
  • Reply-to: ukha_d@xxxxxxx

>
> I'm not sure where I read this some time ago, but does CF
> memory wear out if
> you keep writing too it? A scout on the net revealed one site
> that said it
> *might* wear out if used a cache/virtual memory, anyone heard of this
> before?
>
CF cards use Flash EPROMs which have a cycle life of 10,000 - 100,000
writes. However the architecture of the CF card allows mapping of bad bytes
and substitution from a spare memory area, so they should last longer than
this.

Roger Shingler


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