Autor: ROBERT W. (bigkret_at_free.polbox.com)
Data: Wed 15 Jul 1998 - 09:17:21 MET DST
Jacek A. Dabrowski napisał(a) w wiadomości: ...
>KOREA C206
>9745 FFF0
>HM5216805TT10H
>
>Ktos wie co to za cudo ??? Chodzi mi o producenta, czas dostepu itp...
>Pozdrawiam
Nie potrza specjalisty zeby cos znalezc na sieci :
Hitachi SDRAM moduly 16/32MB jakas staroc dostepna od polowy roku 1995
Versions have 100MHz, 83MHz and 66MHz clock frequencies.
Tzn czas cyklu 10,12,15ns. w twoich 10ns, a czas dostepu pewnie ze
30ns
Np robi sie z nich takie moduly
Features:
168-pin socket type package (dual lead out)
Outline: 133.37 mm (Length) X 31.75 mm (Height) X 2.92/4.00 mm (Thickness)
Lead pitch: 1.27 mm
3.3V power supply
Clock frequency: 66 MHz
JEDEC standard outline unbuffered 8-byte DIMM
LVTTL interface
Data bus width: X 72 (ECC) bit
2 Banks can operates simultaneously and independently
Burst read/write operation and burst read/single write operation capability
Programmable burst length: 1/2/4/8/full page
Programmable burst sequence
Sequential/interleave
Full page burst length capability
Sequential burst
Burst stop capability
Programmable \CE latency: 2/3
4096 refresh cycles: 64 ms
2 variations of refresh
Auto refresh
Self refresh
po dokladniejsze wiadomosci
http://www.hitachi-eu.com/hel/ecg/products/memory/syncdram.htm
bigkret
bigkret_at_polbox.com
To archiwum zostało wygenerowane przez hypermail 2.1.7 : Tue 18 May 2004 - 17:24:51 MET DST