Tom=E1s =D3 h=C9ilidhe wrote:
> =

> Wouter van Ooijen wrote:
>> The proper answer is (if you want reliable maximum speed): none, use a =

>> resonator, crystal, or canned oscillator instead. And read the posts =

>> about those. IMHO a 3-leg resonator (with build-in caps) is the most =

>> hassle-free, but also the least accurate (but for most purposes, =

>> including serail asynch comm, accurate enough).
> =

> I don't need precision. It can be 18 MHz, it can be 21 MHz.

No it can't: 21 MHz is outside the specs! That's one reason an external =

RC oscillator at 20 Mhz is not practical.

> Can you please suggest a resonator part number that I can look up?

I sell the thingies (through hole), but the part number is either my =

product number or the manufacturers number (and I doubt you will find =

exactly the same part anywhere else).

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Wouter van Ooijen

-- -------------------------------------------
Van Ooijen Technische Informatica: www.voti.nl
consultancy, development, PICmicro products
docent Hogeschool van Utrecht: www.voti.nl/hvu

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