Re: Is this Toshiba SIMM parity/non parity?

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#674

From: Dave Tatosian
Date: Mon, 27 May 1996 00:00

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In article <31a741d1.0@news.globalnet.co.uk>,
   bds@globalnet.co.uk (Brian Sheehan) wrote:
>I've just taken delivery of a couple of 4mb SIMMs which the selller
>believes are parity - I'm not so sure. There 72 pin Toshiba's with 4 large 
>chips on one side and 8 small chips on the other. 
>The markings are 
>
>Toshiba  THM361020ASG-70  THM7741  9406TAB
>
>The guy selling the simms is not trying to rip me off - he sent them
>on approval. However, I know my other two 8mb simms are parity and
>I've heard that mixing and matching isn't a good idea. 

From the Toshiba DRAM Components and Modules databook, this is a 1Mx36
4MB Parity Simm (70ns). It uses (8) 1Mx4 DRAMs for data storage and (4) 1Mx1 
DRAMs for parity storage.

Cheers!

/dave

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<> Digital Equipment Corp.       Alpha Server Engineering <>
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From: tatosian@eng.pko.dec.com (Dave Tatosian)
Subject: Re: Is this Toshiba SIMM parity/non parity?
Date: 1996/05/27
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