Re: "Name These Chips"

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Article #7623

#7623

From: Mark Zenier
Date: Sat, 06 Oct 1990 20:20

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In article <3129@lll-lcc.UUCP>, rzh@lll-lcc.UUCP (Roger Hanscom) writes:
> Can anyone help with identifying the following (used in some sort of 8"
> disk data-logger/controller):
> 
>     Intel P2101A-4 22-pin (.4 or .5 in. wide)
256 by 4 static ram.

>     Intel D3624A   24-pin (.6 in wide)  (house numbered ROM's???)
512 by 8 bipolar prom

>     Intel D3002    28-pin (.6 in wide)
2 bit wide microprogrammed bit slice.  (Didn't last long, the only
reference I could find was in "Computer Structures, Readings and Examples",
which said it was intoduced in '75, but it's not in the '79 catalog.)

>       ?   9406 PC  24-pin (.5? in wide)  large "F" on package (Fairchild???)
16 by 4 LIFO stack. (the microprogram subroutine jump stack, I'd assume.)

Classic stuff.  Buy a boat, you've got the anchor.

markz@ssc.uucp

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!uunet!pilchuck!ssc!markz
From: markz@ssc.UUCP (Mark Zenier)
Newsgroups: sci.electronics
Subject: Re: "Name These Chips"
Message-ID: <339@ssc.UUCP>
Date: 6 Oct 90 20:20:58 GMT
References: <3129@lll-lcc.UUCP>
Organization: SSC, Inc., Seattle, WA
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