Re: old and new RAM chips: which one is which

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Article #33955

#33955

From: Gadi
Date: Wed, 02 Nov 1988 16:13

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In article <1014@osupyr.mast.ohio-state.edu> pgn@osupyr.mast.ohio-state.edu (Paul G. Nevai) writes:

> Set #1 says:
> 
>      -12 TIH8817C9SN
>      TMS 4256FMC Singapore E
>      TM4256HU8
>      -12L 8817 SNK N4V0
Mac II.  
The 12 stands for 120ns access time, required for the Mac II.


> 
> Set #2 says:
> 
>      MH25608J -15
>      Japan 63410T
>      M5M4256J
>      63235A -15
> 
Mac SE.
The 15 stands for 150ns access time, which is enough for the MacSE

                             Gadi
-- 


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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!lll-winken!lll-tis!ames!mailrus!iuvax!rutgers!aramis.rutgers.edu!porthos.rutgers.edu!friedman
From: friedman@porthos.rutgers.edu (Gadi )
Newsgroups: comp.sys.mac,comp.sys.mac.programmer
Subject: Re: old and new RAM chips: which one is which
Message-ID: <Nov.2.11.13.41.1988.5742@porthos.rutgers.edu>
Date: 2 Nov 88 16:13:42 GMT
References: <1014@osupyr.mast.ohio-state.edu>
Organization: Rutgers Univ., New Brunswick, N.J.
Lines: 28
To: pgn@osupyr

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