NT5DS4M32EG Datasheet, PDF (27/46 Pages) NanoAmp Solutions, Inc. – 1M × 32 Bits × 4 Banks Double Data Rate Synchronous RAM With Bi-Directional Data Strobe and DLL

NanoAmp Solutions, Inc.
NT5DS4M32EG
Advance Information
Table 15: Function Truth Table
Current State /CS /RAS /CAS /WE
Address
H
X
L
H
L
H
READ with
L
H
AUTO
L
L
PRECHARGE
L
L
L
L
L
L
H
X
L
H
L
H
WRITE with
L
H
AUTO
L
L
PRECHARGE _L
L
L
L
L
L
PRE-
CHARGING
H
X
L
H
L
H
L
H
L
L
L
L
L
L
L
L
H
X
L
H
L
H
ROW
L
H
ACTIVATING ^L
L
L
L
L
L
L
L
H
X
L
H
L
H
L
H
WRITE
RECOVER-
L
H
ING
L
L
L
L
L
L
L
L
X
XX
H
HX
H
LX
L
X BA, RA, A8
H
H BA, RA
H
L BA, A8
L
HX
L
L
Op-Code,
Mode-Add
X
XX
H
HX
H
LX
L
X BA, CA, A8
H
H BA, RA
H
L BA, A8
L
HX
L
L
Op-Code,
Mode-Add
X
XX
H
HX
H
LX
L
X BA, CA, A8
H
H BA, RA
H
L BA, A8
L
HX
L
L
Op-Code,
Mode-Add
X
XX
H
HX
H
LX
L
X BA, CA, A8
H
H BA, RA
H
L BA, A8
L
HX
L
L
Op-Code,
Mode-Add
X
XX
H
HX
H
LX
L
H BA, CA, A8
L
L BA, CA, A8
H
H BA, RA
L
H BA, A8
L
LX
L
L
Op-Code,
Mode-Add
Command
DESEL
NOP
TERM
READ/WRITE
ACT
PRE/PREA
REFA
MRS
DESEL
NOP
TERM
READ/WRITE
ACT
PRE/PREA
REFA
MRS
DESEL
NOP
TERM
READ/WRITE
ACT
PRE/PREA
REFA
MRS
DESEL
NOP
TERM
READ/WRITE
ACT
PRE/PREA
REFA
MRS
DESEL
NOP
TERM
READ
WRITE/WRITEA
ACT
PRE/PREA
REFA
MRS
Action
NOP(Continue Burst to END)
NOP(Continue Burst to END)
ILLEGAL
ILLEGAL*2
ILLEGAL*2
ILLEGAL*2
ILLEGAL
ILLEGAL
NOP(Continue Burst to END)
NOP(Continue Burst to END)
ILLEGAL
ILLEGAL*2
ILLEGAL*2
ILLEGAL*2
ILLEGAL
ILLEGAL
NOP(Idle after tRP)
NOP(Idle after tRP)
NOP
ILLEGAL*2
ILLEGAL*2
ILLEGAL*2
ILLEGAL
ILLEGAL
NOP(Row Active after tRCD)
NOP(Row Active after tRCD)
NOP
ILLEGAL*2
ILLEGAL*2
ILLEGAL*2
ILLEGAL
ILLEGAL
NOP
NOP
NOP
ILLEGAL*2
New Write, Determine AP.
ILLEGAL*2
ILLEGAL*2
ILLEGAL
ILLEGAL
Doc # 14-02-045 Rev A ECN 01-1118
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The specifications of this device are subject to change without notice. For latest documentation see http://www.nanoamp.com.