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weird markings

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cedrik



Joined: 16 Oct 2011
Posts: 2008
Location: Rom�nia
PostPosted: Fri Jan 04, 2019 5:05 pm    Post subject: weird markings Reply with quote
why the markings on this one are different from any other i found using Google? is it a fake? thanx
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Neology



Joined: 25 May 2011
Posts: 2412
Location: VIC, AU
PostPosted: Fri Jan 04, 2019 7:38 pm    Post subject: Reply with quote
ULSI has various print/engraving on its 387s.
Refer to http://chipdb.org/cat-25-mhz-1061.htm

A similar marking of 33MHz: http://chipdb.org/img-ulsi-us83c87-33-engraved-4174.htm
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