HY5DU561622FLTP-4 HYNIX [Hynix Semiconductor], HY5DU561622FLTP-4 Datasheet - Page 11

• Manufacturer Part Number: HY5DU561622FLTP-4
• Description: 256M(16Mx16) DDR SDRAM
• Manufacturer: HYNIX [Hynix Semiconductor]

Rev. 1.1 / Mar. 2008
OPERATION COMMAND TRUTH TABLE - III
RECOVERING
RECOVERING
REFRESHING
ACTIVATING
AUTOPRE-
Current
CHARGE
WRITE
WRITE
State
WITH
ROW
/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
/RAS
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
X
X
X
X
L
L
L
L
L
L
L
L
L
L
L
L
/CAS
H
H
H
H
H
H
H
H
H
H
H
H
H
H
X
L
L
L
L
X
L
L
L
L
X
L
L
L
L
X
L
/WE
H
H
H
H
H
H
H
H
H
H
H
H
H
H
X
X
X
X
L
L
L
L
L
L
L
L
L
L
L
L
L
BA, CA, AP
BA, CA, AP
BA, CA, AP
BA, CA, AP
BA, CA, AP
BA, CA, AP
BA, CA, AP
Address
OPCODE
OPCODE
OPCODE
BA, RA
BA, RA
BA, RA
BA, AP
BA, AP
BA, AP
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
WRITE/WRITEAP
WRITE/WRITEAP
WRITE/WRITEAP
READ/READAP
READ/READAP
READ/READAP
READ/READAP
Command
AREF/SREF
AREF/SREF
AREF/SREF
PRE/PALL
PRE/PALL
PRE/PALL
DSEL
DSEL
DSEL
DSEL
MRS
MRS
MRS
NOP
NOP
NOP
NOP
BST
ACT
BST
ACT
BST
ACT
BST
1HY5DU561622FTP-5
HY5DU561622FTP-4
NOP - Enter ROW ACT after tRCD
NOP - Enter ROW ACT after tRCD
NOP - Enter precharge after tDPL
NOP - Enter precharge after tDPL
NOP - Enter ROW ACT after tWR
NOP - Enter ROW ACT after tWR
NOP - Enter IDLE after tRC
NOP - Enter IDLE after tRC
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
Action
4,9,10
4,8,10
4,10
4,10
4,10
4,10
4,11
4,10
4,10
4,11
11
11
11
11
11
11
11
11
4
4
4
11