A couple of DRAM memory stick questions ??

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Hi;

For anyone, but particularly Les H.

I have been re-reading some notes I have made on how DRAM works.  As a
result I have a couple of unanswered questions?

1) This question is for personal visualization purposes. I fully realize
it makes no real difference on how DRAM works.  

What is the most common arrangement of memory cells (??) within a memory
stick.  It seems to be proprietary information?  I have seen schematics
of two possibilities; a) with each stored bit side-by-side for the
length of a 'word' or in my case a 'double word' (i.e. 64 bits), or, b)
in a 4 X 4 arrangement.  Is there some place in the DRAM manufacturer's
specification I could be looking to determine this?

As I said, this question is for no technical reason.  When I am thinking
about DRAM memory, I use a visualizations in my mind about what is
happening in memory.  I would like my mental vision of the process to be
as close to physical reality as possible.

2) When referring to DRAM memory, what is a 'cell'; is it physically one
bit (capacitor, transistor, lines and all) or is a cell a group of them?
If it is a group, from what I have read it is a bit ambiguous whether
'cell' refers to one 4 X 4 ( or one 16 bit linear) arrangement, one
'word' or one 'double word'?

-- 
Regards Bill
Fedora 11, Gnome 2.26.3
Evo.2.26.3, Emacs 23.1.1

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