t
CH
t
CK
t
CL
CK
CK
t
t
IH
IH
t
IS
VALID
NOP
CKE
t
IS
NOP
Write
NOP
NOP
NOP
PRE
NOP
ACT
RA
NOP
Command
A0-A9, A11
t
IH
t
t
IS
COL n
t
IH
IS
ALL BANKS
ONE BANK
DIS AP
RA
BA
A10
t
IH
t
IS
BA x
BA x*
BA0, BA1
t
t
WR
t
RP
WPRES
t
DSH
t
DQSH
t
t
WPST
DQSL
t
DQSS
DQS
DQ
DIn
DM
DI n = data in for column n.
3 subsequent elements of data in are applied in the programmed order following DI n (the second element of the 4 is masked).
DIS AP = Disable Auto Precharge.
* = Don't care if A10 is High at this point.
Don’t Care
PRE = Precharge; ACT = Active; RA = Row address; BA = Bank address.
NOP commands are shown for ease of illustration; other valid commands may be possible at these times.
tDQSS = min.
IBM [ IBM ]
