> > Looking at the TS-7250 schematic, it seems there isn't any external
> > capacitance. The datasheet (as I'm sure you've seen) suggests 4.7uF
> > at REF (pin26) and .01uF at REFADJ. Schematic shows .1 and 4.7uF
> > on REFADJ.
>
> Yes , I'd looked into that. I actually think this is a TS
> documentation error since there is a capacitor on pin 26 , but since
> it is a microscopic smc device I can't tell its value. It seems too
> small to be a 4.7uF though!
I've forwarded this report to our hardware engineer and indeed there was a
documentation error. To summarize their response, "the MAX197 ADC does have
a 4.7 uF cap on its pin 26." The TS7250 schematic available on the web site
has been updated with this correction.
______ Best Regards,
|__ __/ Michael Schmidt
|| Software Engineer
||echnologic Systems (EmbeddedARM.com)
|| (480) 16610 East Laser Drive #10
|/ 837-5200 Fountain Hills, AZ 85268
http://oz.embeddedarm.com/~michael
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