[ARC5] Programmable Oscillators
J. Forster
jfor at quikus.com
Sun Feb 10 12:10:28 EST 2013
Looks like an interesting device. Let us know how you make out. The RT/FT
is nS so it will need filtering.
-John
============
>
> ----- Original Message -----
> From: "J. Forster" <jfor at quikus.com>
>
>> Have you checked the actual available frequencies? I'd expect them to be
>> quantized in some fashion..
>
> Here is a typical oscillator's datasheet:
> http://pdf1.alldatasheet.com/datasheet-pdf/view/161044/EPSON/SG-8002DB.html
>
> It is programmable in 0.1 KC steps up to 125 MC.
>
>> The output is likely to be 0 & 1 logic levels, swo will have loads of
>> odd
>> harmonics.
>
> True, and that may or may not be a problem depending on the
> circuits following. If it is, a low-pass filter at a 5 volt signal level
> should be easy. I'm going to get moving on this one, I think.
>
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