ic42s16160 ETC-unknow, ic42s16160 Datasheet - Page 12

• Manufacturer Part Number: ic42s16160
• Description: 4m X 16bit X 4 Banks 256-mbit Sdram
• Manufacturer: ETC-unknow

IC42S16160
OPERATION COMMAND TABLE
12
Current State Command
Idle
Row Active
Read
Write
Read With
Auto-
Precharge
DESL
NOP or BST
READ / READA
WRIT/WRITA
ACT
PRE/PALL
REF/SELF
MRS
DESL
NOP or BST
READ/READA
WRIT/WRITA
ACT
PRE/PALL
REF/SELF
MRS
DESL
NOP
BST
READ/READA
WRIT/WRITA
ACT
PRE/PALL
REF/SELF
MRS
DESL
NOP
BST
READ/READA
WRIT/WRITA
ACT
PRE/PALL
REF/SELF
MRS
DESL
NOP
BST
READ/READA
WRIT/WRITA
ACT
PRE/PALL
REF/SELF
MRS
NOP or Power-Down
NOP or Power-Down
Illegal
Illegal
Illegal
Illegal
Illegal
Illegal
Operation
Illegal
Illegal
Row Active
NOP
Refresh or Self-Refresh
Mode Register Set
NOP
NOP
Begin read : Determine AP
Begin write : Determine AP
Illegal
Precharge
Illegal
Illegal
Continue burst to end -> Row active
Continue burst to end -> Row active
Burst stop -> Row active
Term burst, new read : Determine AP
Term burst, start write : Determine AP
Illegal
Term burst, precharging
Continue burst to end -> write recovering
Continue burst to end -> write recovering
Burst stop -> Row active
Term burst, start read : Determine AP
Term burst, new write : Determine AP
Illegal
Term burst, precharging
Continue burst to end -> Precharging
Continue burst to end -> Precharging
Illegal
Illegal
Illegal
Illegal
Illegal
(3)
(3)
(3)
(3)
(3)
(11)
(11)
(3)
(11)
(1)
(6)
(2)
(2)
(9)
(4)
(5)
(5)
(7)
(7, 8)
(7)
(7, 8)
CS
CS
CS
CS
CS
H
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
L
L
L
L
L
L
L
L
Integrated Circuit Solution Inc.
RAS
RAS
RAS
RAS
RAS
X
H
H
H
H
H
H
X
H
H
H
H
X
H
H
H
H
X
H
H
H
H
L
L
L
L
X
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
CAS
CAS
CAS
CAS
CAS
X
H
H
H
X
H
H
H
X
H
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
L
L
L
L
WE
WE
WE
WE
WE
X
X
H
H
H
X
H
H
H
H
X
H
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
L
L
DR037-0A 9/05/2003
Address
X
X
BA, CA, A10
BA, CA, A10
BR, RA
BA, A10
X
Op-Code
X
X
BA, CA, A10
BA, CA, A10
BR, RA
BA, A10
X
Op-Code
X
X
X
BA, CA, A10
BA, CA, A10
BR, RA
BA, A10
X
Op-Code
X
X
X
BA, CA, A10
BA, CA, A10
BR, RA
BA, A10
X
Op-Code
X
X
X
BA, CA, A10
BA, CA, A10
BR, RA
BA, A10
X
Op-Code