[sdiy] CA3280 sources -- Re: CA3080 - what to do?

James Patchell patchell at cox.net
Mon Aug 16 21:12:56 CEST 2004


Hey....I sell them for $4 each...no lead time...no minimum....


At 12:00 PM 8/16/2004 -0400, john mahoney wrote:
>As Don knows, I've recently gone 3280 hunting. Sources for the CA3280 are
>fairly limited -- Intersil lists only Arrow and Avnet. You won't find them
>listed at Mouser, Jameco, or Digikey, and forget about the surplus vendors.
>Here's what I found:
>
>Arrow lists them for $4.03 each, but with a 6 week lead time.
>http://www.arrow.com/
>Avnet sells them for $3.636, but the minimum order quantity is 500.
>http://www.em.avnet.com/
>Newark sells them, but see below.
>
>The best sources are:
>Small Bear Electronics, at $3.95 each. http://www.smallbearelec.com
>And finally, Jim Patchell is (was) letting some go for $4 each, "which is
>better than the 100 piece price from Newark." I'll bet his shipping &
>handling fee is less than Small Bear's. ;-)
>--
>john
>
>
>----- Original Message -----
>From: "Don Tillman" <don at till.com>
>To: "Fredrik Carlqvist" <ifrc at iar.se>
>Cc: <synth-diy at dropmix.xs4all.nl>
>Sent: Monday, August 16, 2004 11:26 AM
>Subject: Re: [sdiy] CA3080 - what to do?
>
>
> >    > From: "Fredrik Carlqvist" <ifrc at iar.se>
> >    > Date: Mon, 16 Aug 2004 10:32:53 +0200
> >    >
> >    > I use a lot of CA3080. It is my favorite OTA. Now I hear Intersil
> >    > will cancel them. Are there any other producers of CA3080 or
> >    > similar OTA's out there? Or should I now buy 1000 CA3080?
> >
> > Use a CA3280.  It's a much better chip, it has a great distortion
> > compensation circuit, it has a nice noise spec (while the CA3080 has
> > no noise spec), and it comes in pairs.
> >
> >   -- Don
> >
> > --
> > Don Tillman
> > Palo Alto, California
> > don at till.com
> > http://www.till.com
> >

         -Jim
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