> If you can use the 675, you can decrease your current usage by quite a
> bit. I was seeing less than a uA through mine during sleep (at 2V). You
> need to turn off all the devices to make this happen, and depend on the
> watchdog to wake you up.

Not if you want really low current consumption.  The watchdog takes
considerably more than a uA if I remember right.  On a 16F630 design I did a
few months ago, we created an external timer that woke up the processor
every 50 to 100mS and only took about 250nA average current.


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