[sdiy] SSM chip reissue

David G Dixon dixon at mail.ubc.ca
Mon Apr 24 19:46:10 CEST 2017


This is very good news indeed.  However, it had better be less than $4, or
it won't sell. 

> -----Original Message-----
> From: Synth-diy [mailto:synth-diy-bounces at synth-diy.org] On 
> Behalf Of Roman Sowa
> Sent: Monday, April 24, 2017 1:04 AM
> To: Colin Fraser; *SYNTH DIY
> Subject: Re: [sdiy] SSM chip reissue
> 
> So Dave Rossum stands behind SoundSemiconductor?
> SSM2164 with improvements you say is coming...
> I'm as happy as a little girl :)
> 
> Roman
> 
> W dniu 2017-04-23 o 09:55, Colin Fraser pisze:
> > I was at Superbooth, chatting to Dave Rossum about these chips.
> > The 2144 includes improvements to the Q control circuit for 
> better matchingof response between chips.
> > He stuck with the Wilson current mirror design (which he 
> used to get round Moog's patent) because it lets the chip run 
> down to 4V.
> > Bigger news than the SS2144 from the SDIY pov I think will 
> be the SSI2164, which is an SSM2164 with improvements by the 
> original designer.
> > That includes a fix for the missing power rail dead chip problem.
> > Fabbed by Diodes Incorporated in China.
> > They've had samples they're happy with, and are going to 
> production soon.
> > Pricing for the 2164 will be similar to the 2144.
> > Happy days :)
> >
> > Cheers,
> > Colin f
> >
> >
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