[sdiy] SSM2164 Obsolescence Update

Harry Bissell harrybissell at wowway.com
Fri Jun 10 15:32:41 CEST 2011

its just all the buzz from certain internet mailing lists...

(now if we could get the CA3280 back... :^)

H^) harry

----- Original Message -----
From: Dan Snazelle <subjectivity at hotmail.com>
To: Neil Johnson <neil.johnson97 at ntlworld.com>
Cc: synth-diy at dropmix.xs4all.nl
Sent: Fri, 10 Jun 2011 09:04:06 -0400 (EDT)
Subject: Re: [sdiy] SSM2164 Obsolescence Update

So it sounds like the chip became too popular too fast? Weird

Sent from my iPhone

On Jun 10, 2011, at 8:56 AM, Neil Johnson <neil.johnson97 at ntlworld.com> wrote:

> All,
> Latest update in my conversation with ADI.
> Miracles do happen!  Fingers-crossed the test wafers work out well.
> Neil
> ---------- Forwarded message ----------
> Date: Fri, 3 Jun 2011 04:49:26 -0400
> Subject: SSM2164 Obsolescence Update (SR#: 1125382)
> As part of a planned shutdown of ADI's West Coast fabs, a very long
> term supply SSM2164 die inventory was built.  Periodically, the status
> of this
> inventory is tested against market demand.  For many years supply was
> meeting demand in a predicted fashion.  In the past year demand of
> this part has
> increased dramatically to the point that we needed to declare the part
> obsolete on a timeline that is shorter than ADI's usual practice.  We
> apologize
> for the trouble this causes and commit the resources of the DAU
> product line to help you get through this pain.
> Since the product discontinuation notice was issued, the DAU product
> line has continued to look for a wafer process that would be capable
> of
> manufacturing the SSM2164 design.  We have identified an alternate
> wafer processing capability and have initiated a pilot run of the
> SSM2164 design.
> The initial evaluation of the new wafer processing capability will be
> used to determine the additional effort required to re-establish the
> manufacturing capability for the SSM2164 and is planned to be
> completed by September 1, 2011.  At that time, a determination will be
> made to initiate
> a PCN to notify customers of a change in wafer processing location, or
> we will discontinue our efforts to re-establish a wafer process for
> the
> SSM2164.  Our current plan (if the wafer process is a success)
> includes a revision to the pilot silicon and we would estimate
> re-establish our
> manufacturing capability for the SSM2164 by April 1, 2012.
> An update of the SSM2164 evaluation will be forthcoming in September.
> Best regards,
> Igor Tomic
> Analog Devices
> Customer Interaction Center
> -- 
> http://www.njohnson.co.uk
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Harry Bissell & Nora Abdullah 4eva

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