K4G323222A Datasheet, PDF (34/49 Pages) Samsung semiconductor – 32Mbit SGRAM

K4G323222A
Page Write Cycle at Different Bank @Burst Length=4
CMOS SGRAM
CLOCK
CKE
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
HIGH
CS
RAS
CAS
RAa
CAa RBb
CBb
CAc
CBd
ADDR
BA
RAa
A8/AP
WE
DSF
RBb
tCDL
DQM
DQ
DAa0 DAa1 DAa2 DAa3 DBb0 DBb1 DBb2 DBb3 DAc0 DAc1 DAc2 DAc3 DBd0 DBd1 DBd2 DBd3
Row Active
(A-Bank)
Row Active
(B-Bank)
Write
(A-Bank)
Write
(B-Bank)
Write
with auto
precharge
(A-Bank)
Write with auto
Precharge
(B-Bank)
: Don′t care
Rev. 1.3 (Dec. 2000)
- 34