[time-nuts] A look inside the DS3231

[Graham / KE9H]

Achim:
You are right. I missed that.
You need to go to the RV-8803 to get temperature compensation, but then you
loose the Epoch timer I wanted.
--- Graham

On Sun, Apr 19, 2020 at 5:21 PM ASSI <Stromeko at nexgo.de> wrote:

> On Sonntag, 19. April 2020 16:04:39 CEST Graham / KE9H wrote:
> > The RV-3028 is 3.2x1.5 mm in size, 1.5ppm, additionally trimmable, 45 nA
> > standby current, under $3 USD in price and in stock at Mouser and
> Digikey.
> > Of particular interest to me, besides all the normal features, this one
> > also directly keeps time in Linux Epoch time, seconds and fractions since
> > (your choice of epoch) so smaller data movements on the bus, and I don't
> > have to keep converting back and forth between time formats/structures.
>
> That's all good, but that datasheet you linked to says it's not
> temperature
> compensated at all?
>
>
>
> Regards,
> Achim.
> --
> +<[Q+ Matrix-12 WAVE#46+305 Neuron microQkb Andromeda XTk Blofeld]>+
>
> Samples for the Waldorf Blofeld:
> http://Synth.Stromeko.net/Downloads.html#BlofeldSamplesExtra
>
>
>
>
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