W9425G6EH_0812 WINBOND [Winbond], W9425G6EH_0812 Datasheet - Page 19
W9425G6EH_0812
Manufacturer Part Number
W9425G6EH_0812
Description
Manufacturer
WINBOND [Winbond]
Datasheet
1.W9425G6EH_0812.pdf
(54 pages)
- Current page: 19 of 54
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8.2
(Note 1)
Idle
Row Active
Read
Write
CURRENT
STATE
Function Truth Table
CS
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
RAS CAS
X
H
H
H
X
H
H
H
X
H
H
H
H
X
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
X
H
H
H
X
H
H
H
X
H
H
H
H
X
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
WE
H
H
H
H
H
H
H
H
H
H
H
H
H
H
X
X
X
X
X
X
L
L
L
L
L
L
L
L
L
L
L
L
L
L
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
X
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
Op-Code
X
X
X
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
Op-Code
ADDRESS
DSL
NOP/BST
READ/READA
WRIT/WRITA
ACT
PRE/PREA
AREF/SELF
MRS/EMRS
DSL
NOP/BST
READ/READA
WRIT/WRITA
ACT
PRE/PREA
AREF/SELF
MRS/EMRS
DSL
NOP
BST
READ/READA
WRIT/WRITA
ACT
PRE/PREA
AREF/SELF
MRS/EMRS
DSL
NOP
BST
READ/READA
WRIT/WRITA
ACT
PRE/PREA
AREF/SELF
MRS/EMRS
COMMAND
- 19 -
NOP
NOP
ILLEGAL
ILLEGAL
Row activating
NOP
Refresh or Self refresh
Mode register accessing
NOP
NOP
Begin read: Determine AP
Begin write: Determine AP
ILLEGAL
Precharge
ILLEGAL
ILLEGAL
Continue burst to end
Continue burst to end
Burst stop
Term burst, new read: Determine AP
ILLEGAL
ILLEGAL
Term burst, precharging
ILLEGAL
ILLEGAL
Continue burst to end
Continue burst to end
ILLEGAL
Term burst, start read: Determine AP
Term burst, start read: Determine AP
ILLEGAL
Term burst, precharging
ILLEGAL
ILLEGAL
Publication Release Date:Dec. 03, 2008
ACTION
W9425G6EH
Revision A08
NOTES
6, 7
3
3
2
2
4
4
3
5
6
3
6
3
8
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