[sdiy] Chip find and id question

[Paul Schreiber]

The "slanted X" is Exar.

Paul S.

----- Original Message ----- 
From: "mrmike" <mrmike at clickbang.com>
To: <synth-diy at dropmix.xs4all.nl>
Sent: Wednesday, November 08, 2006 9:54 PM
Subject: [sdiy] Chip find and id question


>I was going through one of my tubs of electronic junk tonite, and found 
> a small box full of tangled wire, obsolete barrier strips, unsoldered 
> used disc caps and other drek. I went to toss it out in the garbage, and 
> decided to waste even more time going through it. Under the junk I found 
> a few gems:
> 
> 2 CEM 3340s
> 1 CEM 3320
> 1 CEM 3310
> 1 CEM 3330
> 
> 2 SSM 2200
> 1 SSM 2022
> 1 SSM 2033
> 2 SSM 2038
> 2 SSM 2044
> 1 SSM 2056
> all in original anti-static packaging.
> I also found a dozen CA3080, wads of TL081/82/84, LM301,307 and a bunch 
> of TTL and other opamps.  I'm kind of glad I didn't just throw the box 
> out....
> 
> Also in the box: an SSM voice evaluation board, and some chips labeled 
> "2035-03" and a datecode. There is a slanted "X" log, which I assume is 
> Xicor.  I couldn't find these 14-pin dips anyplace.  I'm reasonable sure 
> they're not the stereo encoders put out by NJM with the same number, but 
> it's possible. Anyone know what they are?
> 
> I'm considering building the SSM board as a mini-modular, so I expect to 
> use the SSM chips. The CEM chips seem to still be available around, 
> except for the 3330. Was this used in a synth worth restoring, or should 
> I go ahead and build it up?
> 
> Thanks,
> mrmike
>