MB81F643242B-10FN-X Datasheet, PDF (14/56 Pages) Fujitsu Component Limited. – MEMORY CMOS 4 X 512 K X 32 BIT SYNCHRONOUS DYNAMIC RAM

MB81F643242B-10FN-X Advanced Info (AE0.3E)
(Continued)
Current
State
CKE CKE
n-1 n
CS
RAS CAS
WE
Bank Active
Bank
H
H
X
X
X
X
Activating
Read/Write _H
L
X
X
X
X
Addr
X
X
Function
Notes
Refer to the Operation Command
Table.
Begin Clock Suspend next cycle
LXXXXX
X
Invalid
Clock
Suspend
HXXXXX
LHXXXX
X
Invalid
X
Exit Clock Suspend next cycle
L
L
X
X
X
X
X
Maintain Clock Suspend
Any State
LXXXXX
Other Than
Listed
Above
HHXXXX
X
Invalid
X
Refer to the Operation Command
Table.
HLXXXX
X
Illegal
Notes: *1.
*2.
*3.
All entries in COMMAND TRUTH TABLE FOR CKE are specified at CKE(n) state and CKE input
from CKE(n–1) to CKE(n) state must satisfy corresponding set up and hold time for CKE.
CKE should be held High for tRC period.
SELF command should only be issued after the last data have been appeared on DQ.
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