m52s128168a-7tig Elite Semiconductor Memory Technology Inc., m52s128168a-7tig Datasheet - Page 26

• 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.
PRECHARGE
PRECHARGE
Current State
WRITE with
READ with
WRITE
AUTO
AUTO
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
RAS
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
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
L
L
WE
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
Preliminary
X
X
BA
BA, CA, A10
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
X
X
BA
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
Op-Code Mode-Add
Address
DESEL
Burst Stop
READ/READA
WRITE/WRITEA
Active
PRE / PREA
MRS
DESEL
Burst Stop
READ
WRITE
Active
PRE / PREA
MRS
DESEL
Burst Stop
READ
WRITE
Active
PRE / PREA
MRS
NOP
Refresh
NOP
Refresh
NOP
Refresh
Command
Revision : 1.4
Publication Date : Sep. 2008
NOP (Continue Burst to end)
NOP (Continue Burst to end)
ILLEGAL
Terminate Burst With DM=High,
Latch CA, Begin Read, Determine
Auto-Precharge*3
Terminate Burst, Latch CA,
Begin new Write, Determine
Auto-Precharge*3
Bank Active/ILLEGAL*2
Terminal
Precharge
ILLEGAL
ILLEGAL
NOP (Continue Burst to end)
NOP (Continue Burst to end)
ILLEGAL
READ*7
ILLEGAL
Bank Active/ILLEGAL*2
ILLEGAL*2
ILLEGAL
ILLEGAL
NOP (Continue Burst to END)
NOP (Continue Burst to END)
ILLEGAL
ILLEGAL
Write
Bank Active/ILLEGAL*2
ILLEGAL*2
ILLEGAL
ILLEGAL
M53D128168A
Burst
Action
With
DM=High,
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