1HY5DW283222BF(P)
OPERATION COMMAND TRUTH TABLE - III
Current
State
/CS
H
L
L
L
ROW
ACTIVATING
L
L
L
L
L
H
L
L
L
WRITE
RECOVERING
L
L
L
L
L
H
L
L
WRITE
RECOVERING
WITH
AUTOPRE-
CHARGE
L
L
L
L
L
L
H
L
REFRESHING
L
L
/RAS
X
H
H
H
H
L
L
L
L
X
H
H
H
H
L
L
L
L
X
H
H
H
H
L
L
L
L
X
H
H
H
/CAS
X
H
H
L
L
H
H
L
L
X
H
H
L
L
H
H
L
L
X
H
H
L
L
H
H
L
L
X
H
H
L
/WE
X
H
L
H
L
H
L
H
L
X
H
L
H
L
H
L
H
L
X
H
L
H
L
H
L
H
L
X
H
L
H
Address
X
X
X
BA, CA, AP
BA, CA, AP
BA, RA
BA, AP
X
OPCODE
X
X
X
BA, CA, AP
BA, CA, AP
BA, RA
BA, AP
X
OPCODE
X
X
X
BA, CA, AP
BA, CA, AP
BA, RA
BA, AP
X
OPCODE
X
X
X
BA, CA, AP
Command
DSEL
NOP
BST
READ/READAP
WRITE/WRITEAP
ACT
PRE/PALL
AREF/SREF
MRS
DSEL
NOP
BST
READ/READAP
WRITE/WRITEAP
ACT
PRE/PALL
AREF/SREF
MRS
DSEL
NOP
BST
READ/READAP
WRITE/WRITEAP
ACT
PRE/PALL
AREF/SREF
MRS
DSEL
NOP
BST
READ/READAP
Action
NOP - Enter ROW ACT after tRCD
NOP - Enter ROW ACT after tRCD
ILLEGAL
4
ILLEGAL
4,10
ILLEGAL
4,10
ILLEGAL
4,9,10
ILLEGAL
4,10
ILLEGAL
11
ILLEGAL
11
NOP - Enter ROW ACT after tWR
NOP - Enter ROW ACT after tWR
ILLEGAL
4
ILLEGAL
ILLEGAL
ILLEGAL
4,10
ILLEGAL
4,11
ILLEGAL
11
ILLEGAL
11
NOP - Enter precharge after tDPL
NOP - Enter precharge after tDPL
ILLEGAL
4
ILLEGAL
4,8,10
ILLEGAL
4,10
ILLEGAL
4,10
ILLEGAL
4,11
ILLEGAL
11
ILLEGAL
11
NOP - Enter IDLE after tRC
NOP - Enter IDLE after tRC
ILLEGAL
11
ILLEGAL
11
Rev. 1.1 / May. 2005
11
HYNIX [ HYNIX SEMICONDUCTOR ]
