[sdiy] In praise of the ATM STM32F303

[Simon Brouwer]

Hi, 

I was thinking maybe the faster types are fabricated on a smaller process, which
would also affect the geometry of the ADC and DAC circuits.

Best regards
Simon

> Op 13 februari 2016 om 13:04 schreef Olivier Gillet <ol.gillet at gmail.com>:
> 
> 
> > Any idea whether that noise is due to worse (differential) linearity or to
> > worse
> > crosstalk from digital circuits?
> 
> I'm also wondering if this difference between F3 and F4 is simply due
> to the F4 operating at a larger clock speed, having more storage and
> more peripherals, and usually being paired with RAM, displays etc on
> those devboards - all ingredients contributing to more digital
> noise...
> 
> Or is there truly is a difference in ADC design between the F3 and F4?
> (not speaking of the 16-bit sigma-delta ADCs specific to the F373
> series...)