Jon wrote: > Do we therefore think it likely that the ~LF parts are not physically > different to the ~F parts, but just turn out to be the best of the bunc= h? VERY likely. Consider the 16LF parts, which have a rather useless browno= ut detector - its threshhold is still 4.x volts, appropriate only for use fr= om a 5V supply. Jason Harper -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.