hy5du561622ftp-4i Hynix Semiconductor, hy5du561622ftp-4i Datasheet - Page 10

• Manufacturer Part Number: hy5du561622ftp-4i
• Description: 256m 16mx16 Sdram
• Manufacturer: Hynix Semiconductor

Rev. 1.1 / Mar. 2008
OPERATION COMMAND TRUTH TABLE - II
AUTOPRE-
AUTOPRE-
Current
CHARGE
CHARGE
CHARGE
WRITE
WRITE
State
WITH
READ
PRE-
/CS
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
/RAS
H
H
H
H
H
H
H
H
H
H
H
H
L
L
L
L
X
L
L
L
L
X
L
L
L
L
X
L
L
L
L
/CAS
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
L
X
L
L
L
L
X
L
L
L
L
X
L
L
L
L
/WE
H
H
H
H
H
H
H
H
H
H
H
H
H
H
X
X
X
L
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
Address
OPCODE
OPCODE
OPCODE
OPCODE
BA, RA
BA, RA
BA, RA
BA, RA
BA, AP
BA, AP
BA, AP
BA, AP
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
Command
AREF/SREF
AREF/SREF
AREF/SREF
AREF/SREF
PRE/PALL
PRE/PALL
PRE/PALL
PRE/PALL
DSEL
DSEL
DSEL
MRS
NOP
MRS
NOP
MRS
NOP
MRS
ACT
ACT
ACT
ACT
BST
BST
BST
1HY5DU561622FTP-5I
HY5DU561622FTP-4I
NOP-Enter IDLE after tRP
NOP-Enter IDLE after tRP
NOP-Enter IDLE after tRP
Term burst, precharge
Continue burst to end
Continue burst to end
Continue burst to end
Continue burst to end
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
Action
4,10
4,10
4,10
4,10
4,10
4,10
4,10
11
11
10
10
11
11
10
10
11
11
11
11
4
4
10