> > I asked my FAE about this sometime ago, and ISTR the specs > are exactly the same on the F and LF when operating at > 5volts, but the spec's had to be relaxed for working at low > voltages, (i.e. if you stick to the conditions shown for the > F part in the table, the LF should meet those specs when run > at 5 volts). > 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 bunch? A la Intel testing cpus and speed grading accordingly? It's an out of interest thing; please noone jump on my back saying I shouldn't run a pic out of spec etc etc. :) Jon -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.