Article View: sci.electronics
Article #7585Re: "Name These Chips"
From: Larry Lippman
Date: Fri, 05 Oct 1990 04:47
Date: Fri, 05 Oct 1990 04:47
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1461 bytes
In article <9689@uhccux.uhcc.Hawaii.Edu>, whinery@hale.ifa.hawaii.edu (Alan Whinery) writes:
The following devices are MUCH older than you might believe!
> >Can anyone help with identifying the following (used in some sort of 8"
> >disk data-logger/controller):
>
> Intel P2101A-4 A microprocessor(?) cross Analog Devices ADSP-2101
Sorry, this part is a 256x4 bit RAM, with an access time around
500 ns - ain't too fast, by today's standards!
> Intel D3624A Probably a ROM
It's a PROM with a *whole* 512 bytes!
> Intel D3002 - 4 bit Microprocessor Slice (ALU)
That's probably what it is.
> ? 9406 PC -There are no "94XX" in the Fairchild selection guide.
I believe it is a part from the 1970's. There were various
TTL IC's having part numbers which began with 9 or 9N.
Larry Lippman @ Recognition Research Corp. "Have you hugged your cat today?"
VOICE: 716/688-1231 {boulder, rutgers, watmath}!ub!kitty!larry
FAX: 716/741-9635 {utzoo, uunet}!/ \aerion!larry
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!uunet!kitty!larry From: larry@kitty.UUCP (Larry Lippman) Newsgroups: sci.electronics Subject: Re: "Name These Chips" Summary: A little history... Message-ID: <4083@kitty.UUCP> Date: 5 Oct 90 04:47:45 GMT References: <3129@lll-lcc.UUCP> <9689@uhccux.uhcc.Hawaii.Edu> Organization: Recognition Research Corp., Clarence, NY Lines: 28