Article View: sci.electronics
Article #20587Re: Mystery chips on S-100 processor board
From: koontz
Date: Tue, 31 Jan 1989 02:31
Date: Tue, 31 Jan 1989 02:31
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1156 bytes
In article <617@csd4.milw.wisc.edu>, paravia@csd4.milw.wisc.edu (Mark David Kakatsch) writes:
> Hello. At a recent SwapFest here in the milwaukee area, I picked up a (more
or
> less) full s-100 system for approx. $65. The CPU board is an "Ithaca Audio"
> Z-80 board, and it won't be too hard to fix up...However, my problem is a
> few chips on the board. From the schematics, you can tell that they are
> buffer
>...Their
> part numbers are 8T97 and 8T98. Does anybody know if they are still
produced, and if
> so, where they are available? Thanks much...
>
> Mark
Signetics parts
8T97 may be replaced with a 74366
8T98 may be replaced with a 74368
Check for differences in propagation and tristate times, probably is a don't
care.
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!ames!sgi!koontz@oregon From: koontz@oregon Newsgroups: sci.electronics Subject: Re: Mystery chips on S-100 processor board Summary: 8T97/8 Keywords: s-100 8T97 8T98 Message-ID: <25833@sgi.SGI.COM> Date: 31 Jan 89 02:31:33 GMT Sender: daemon@sgi.SGI.COM Organization: Silicon Graphics, Inc., Mountain View, CA Lines: 21