m52s128168a-7tig Elite Semiconductor Memory Technology Inc., m52s128168a-7tig Datasheet - Page 27

• Manufacturer Part Number: m52s128168a-7tig
• Description: 2m X 16 Bit X 4 Banks Synchronous Dram
• Manufacturer: Elite Semiconductor Memory Technology Inc.

ESMT
Elite Semiconductor Memory Technology Inc.
PRE-CHARGIN
RECOVERING
Current State
ACTIVATING
WRITE
ROW
G
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
RAS
X
H
H
H
X
H
H
H
X
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
L
CAS
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
WE
X
H
X
H
H
X
H
X
H
H
X
H
H
H
H
L
L
L
L
L
L
L
L
L
L
Preliminary
X
X
BA
BA, CA, A10
BA, RA
BA, A10
X
Op-Code Mode-Add
X
X
BA
BA, CA, A10
BA, RA
BA, A10
X
Op-Code Mode-Add
X
X
BA
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
Op-Code Mode-Add
Address
DESEL
Burst Stop
READ/WRITE
Active
PRE / PREA
MRS
DESEL
Burst Stop
READ / WRITE
Active
PRE / PREA
MRS
DESEL
NOP
Burst Stop
READ
WRITE
Active
PRE / PREA
MRS
NOP
Refresh
NOP
Refresh
Refresh
Command
Revision : 1.4
Publication Date : Sep. 2008
NOP (Idle after t
NOP (Idle after t
ILLEGAL*2
ILLEGAL*2
ILLEGAL*2
NOP*4 (Idle after t
ILLEGAL
ILLEGAL
NOP (ROW Active after t
NOP (ROW Active after t
ILLEGAL*2
ILLEGAL*2
ILLEGAL*2
ILLEGAL*2
ILLEGAL
ILLEGAL
NOP
NOP
ILLEGAL*2
ILLEGAL*2
WRITE
ILLEGAL*2
ILLEGAL*2
ILLEGAL
ILLEGAL
M53D128168A
Action
RP
RP
)
)
RP
)
RCD
RCD
27/47
)
)