K4G323222A Datasheet, PDF (26/49 Pages) Samsung semiconductor – 32Mbit SGRAM

K4G323222A
Power On Sequence & Auto Refresh
CMOS SGRAM
CLOCK
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
CKE
High level is necessary
CS
tRP
tRC
RAS
CAS
ADDR
BA
A8/AP
KEY
Ra
KEY
BS
KEY
Ra
WE
DSF
DQM
High level is necessary
High-Z
DQ
Precharge
(All Banks)
Auto Refresh
Auto Refresh
Mode Register Set
Row Active
: Don′t care
Rev. 1.3 (Dec. 2000)
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