Rolf wrote: > Olin Lathrop wrote: >> Rolf wrote: >> = >>> temp range from -40 to +40 >> >> Make sure to use E parts then. > = > Why? Because other parts are not speced for operation down to -40=B0C (and their parameters may be still further off that you expect them to be)? Look at the headers of the parameter spec tables; they state the temp range there (among other conditions). Gerhard -- = http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist