[sdiy] mm5280d ram pinout / data sheet

[Tom Wiltshire]

This page gives you a couple of links to something that looks like it  
(MM5280J/MM5280N):

http://www.datasheetarchive.com/search.php?q=MM5280

On 24 Mar 2009, at 17:49, dragons wrote:

> Hi,
> just wondered if anyone had the pinout or data sheet for a national  
> semiconductors MM5280D ram chip ?
> ( yes I know it is a very old part )
> I'm looking at an old effects unit that has these in them and it  
> looks like there is a psu fault, so I want to confirm the correct  
> supply voltages before doing any damage.
> regards Peter
>
>
>
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