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W9725G6IB
Function Truth Table, continued
CURRENT
STATE
Read with
Auto-
precharge
Write with
Auto-
precharge
Precharge
Row
Activating
CS
H
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
RAS
X
H
H
H
L
L
L
L
X
H
H
H
L
L
L
L
X
H
H
H
L
L
L
L
X
H
H
H
L
L
L
L
CAS
X
H
L
L
H
H
L
L
X
H
L
L
H
H
L
L
X
H
L
L
H
H
L
L
X
H
L
L
H
H
L
L
WE
X
H
H
L
H
L
H
L
X
H
H
L
H
L
H
L
X
H
H
L
H
L
H
L
X
H
H
L
H
L
H
L
ADDRESS
X
X
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
Op-Code
X
X
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
Op-Code
X
X
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
Op-Code
X
X
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
Op-Code
COMMAND
DSL
NOP
READ/READA
WRIT/WRITA
ACT
PRE/PREA
AREF/SELF
MRS/EMRS
DSL
NOP
READ/READA
WRIT/WRITA
ACT
PRE/PREA
AREF/SELF
MRS/EMRS
DSL
NOP
READ/READA
WRIT/WRITA
ACT
PRE/PREA
AREF/SELF
MRS/EMRS
DSL
NOP
READ/READA
WRIT/WRITA
ACT
PRE/PREA
AREF/SELF
MRS/EMRS
ACTION
Continue burst to end
Continue burst to end
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
Continue burst to end
Continue burst to end
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
NOP-> Idle after t RP
NOP-> Idle after t RP
ILLEGAL
ILLEGAL
ILLEGAL
NOP-> Idle after t RP
ILLEGAL
ILLEGAL
NOP-> Row active after t RCD
NOP-> Row active after t RCD
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
NOTES
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Publication Release Date: Oct. 23, 2009
- 34 -
Revision A04
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