> Can anyone offer their personal experiences when dealing  with PIC
> microcontrollers in high-temperature applications -- say, > 170C...
> Outside of the stated ranges.
>=20
> Specifically, is there a particular device that works for you? Do you con=
sider
> thermal resistance in your design? Heat-sinking? PCB?

Talk to your FAE, they will be happy to help you. IIRC there are devices wh=
ich are recognised as being usable at elevated temperatures, such as down b=
oreholes and the like. The devices do not have published characteristics ou=
tside the normal data sheet range, but have been tried and tested.
--=20
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