IC42S16100
OPERATION COMMAND TABLE(1,2)
Current State Command
Operation
CS RAS CAS WE A11 A10 A9-A0
Write With
DESL
Burst Write Continues, Write Recovery And Precharge
H
X
X
X
X
X
X
Auto-Precharge
When Done
NOP
BST
Burst Write Continues, Write Recovery And Precharge
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
H
H
H
H
L
H
H
L
H
L
H
L
H
L
H
L
X
H
L
H
L
H
L
X
X
V
V
V
V
X
X
X
X
Illegal
X
(18)
READ/READA
WRIT/WRITA
ACT
PRE/PALL
REF/SELF
MRS
Illegal
V
V
V
V
(18)
(18)
Illegal
L
V
Illegal(10)
H
H
L
V
Illegal(10)
L
V
X
X
Illegal
Illegal
L
X
L
L
OPCODE
Row Precharge DESL
No Operation, Idle State After tRP Has Elapsed
X
H
H
H
H
L
X
H
H
L
X
X
X
V
V
V
V
X
X
X
X
X
NOP
BST
READ/READA
WRIT/WRITA
ACT
No Operation, Idle State After tRP Has Elapsed
X
No Operation, Idle State After tRP Has Elapsed
X
Illegal(10)
V
V
V
V
(18)
Illegal(10)
L
V
(18)
(18)
Illegal(10)
H
H
L
V
PRE/PALL
REF/SELF
MRS
No Operation, Idle State After tRP Has Elapsed(10)
L
V
X
X
X
Illegal
Illegal
L
H
L
L
L
OP CODE
Immediately
Following
Row Active
DESL
No Operation, Row Active After tRCD Has Elapsed
H
X
X
X
X
X
X
X
X
X
NOP
No Operation, Row Active After tRCD Has Elapsed
L
H
H
H
X
BST
No Operation, Row Active After tRCD Has Elapsed
L
L
L
L
L
L
L
H
H
H
L
H
L
L
H
L
X
V
V
V
V
X
X
Illegal(10)
Illegal(10)
Illegal(10,14)
Illegal(10)
Illegal
V
V
(18)
READ/READA
WRIT/WRITA
ACT
(18)
L
V
V
V
(18)
H
H
L
H
L
V
PRE/PALL
REF/SELF
MRS
L
V
X
X
L
H
L
X
Illegal
L
L
OP CODE
Write
DESL
No Operation, Row Active After tDPL Has Elapsed
H
X
X
X
X
X
X
X
X
X
Recovery
NOP
No Operation, Row Active After tDPL Has Elapsed
L
H
H
H
X
BST
No Operation, Row Active After tDPL Has Elapsed
L
L
L
L
L
L
L
H
H
H
L
H
L
L
H
L
X
V
V
V
V
X
X
(18)
READ/READA
WRIT/WRITA
ACT
Read Start
Write Restart
Illegal(10)
Illegal(10)
Illegal
V
V
(18)
L
V
V
V
(18)
H
H
L
H
L
H
L
V
PRE/PALL
REF/SELF
MRS
L
V
X
X
L
X
Illegal
L
L
OP CODE
Integrated Circuit Solution Inc.
15
DR024-0D 06/25/2004
ICSI [ INTEGRATED CIRCUIT SOLUTION INC ]
