Re: [NTLK] eMate memory upgrades (was: My Impossible Requests)

From: Daniel Padilla (dproldan_at_telefonica.net)
Date: Thu Apr 24 2003 - 15:20:59 PDT


>If it was just two layer, then I could get ExpressPCB to make them for $62
>for nine boards. However, I think that Daniel is right. The vias that go
>nowhere are the most obvious sign of that.

    Yep, that and the fact that it's not translucent.

>So nobody has information on the DRAM chips? That makes it rather hard to
>make more of these boards, since without the chips, we can't use the
current
>design and without at least the pinout of the current chips, we can't
design
>a new board that uses more readily available chips. Surely there must be a
>datasheet somewhere.

    The first and second chips in this page will work:

http://www.micron.com/products/datasheet.jsp?path=/DRAM/EDO+FPM

    Or Samsung KM416C1000BT-6. Or hitachi M5M4V16

    The voyager can use both FPM and EDO dram chips.

D.

-- 
This is the NewtonTalk list - http://www.newtontalk.net/ for all inquiries
List FAQ/Etiquette/Terms: http://www.newtontalk.net/faq.html
Official Newton FAQ: http://www.chuma.org/newton/faq/


This archive was generated by hypermail 2.1.5 : Thu Apr 24 2003 - 16:00:01 PDT