On Wed, Jan 22, 2003 at 01:22:26PM -0500, M. Adam Davis wrote:
> Usually an A indicates a die shrink and general revision (fix minor
> bugs, perhaps enhance data retention, etc).
>
> Once in awhile the changes are more substantial (change in programming
> sequence)
>
> You can usually find out exactly what changed in the back of the data sheet.

One last point. Those A chips (and the 16F648A is looking pretty good ;-)
are still listed as future product. So they aren't available yet...

BAJ

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