[sdiy] Wanted WD1772-02 IC

Andre Majorel amajorel at teaser.fr
Sat Jun 10 20:46:32 CEST 2006


On 2006-06-10 09:49 -0700, David Brown wrote:
> At 01:43 AM 6/10/2006, Andre Majorel wrote:
> >On 2006-06-09 19:03 -0700, David Brown wrote:
> >
> >> I'm trying to repair an Ensoniq Mirage and need a new FDC
> >> controller, a WD1772-02.
> >
> >None, but isn't that a 24- or 28-pin DIP ? If I recall correctly,
> >the 177x series are register-compatible, small pin count versions
> >of the 40-pin 179x series. Of which there are millions on old PC
> >motherboards...
>
> 28 pin.  I no longer have any older 
> motherboards.  I did all my early work with the 
> NEC uPD765.  I'd appreciate a good scan of a datasheet.

Will you settle for a so-so scan ? If you have trouble, I'll
give a shot at scanning it at 600 DPI but expect no miracles,
the source is a mediocre photocopy.

  http://www.teaser.fr/~amajorel/wd1770/

If you locate a WD1770 or WD1772 somewhere, I'm interested.
(That's why : http://www.teaser.fr/~amajorel/jasmin/)

-- 
André Majorel <amajorel at teaser.fr>
http://www.teaser.fr/~amajorel/



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