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Re: [avr-gcc-list] Sleep mode on ATLS4433

From: E. Weddington
Subject: Re: [avr-gcc-list] Sleep mode on ATLS4433
Date: Tue, 26 Nov 2002 10:54:46 -0700

On 26 Nov 2002 at 11:50, Lorne Gutz wrote:

> Has anyone heard of a problem with this chip.   We have
> over 1000 of them that don't work, 100% failure rate, of
> older date code chips.
> > The U3 on the new build (doesn't work): AT90LS4433
> > 4A1, datecode 0045 (around Oct 2000), followed by
> > SAC04203B.
>      These chips do not work, and I have discovered that
> all I have to do is prevent the chip from ever going into 
> sleep mode and everything is fine.
> > The U3 from the old build (works): 90LS4433 4A1,
> > datecode 0231 (around Aug 2002).
>     These are the chips that have been in production 
> and everything has been working fine.  Over 4000
> units worked fine and no problem with the sleep
> mode.
> any thoughts
> thanks
> Lorne

Have you contacted Atmel about it?
avr-gcc-list at http://avr1.org

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