MH64S72QJA-7 데이터 시트보기 (PDF) - MITSUBISHI ELECTRIC
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MH64S72QJA-7
MITSUBISHI ELECTRIC
MH64S72QJA-7 Datasheet PDF : 56 Pages
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MITSUBISHI LSIs
MH64S72QJA -7,-8
4,831,838,208-BIT ( 67,108,864-WORD BY 72-BIT ) Synchronous DYNAMIC RAM
FUNCTION TRUTH TABLE(continued)
Current State
PRE -
CHARGING
ROW
ACTIVATING
WRITE RE-
COVERING
/S /RAS /CAS /WE Address
Command
Action
H
X
X
XX
DESEL NOP(Idle after tRP)
L
H
H
HX
NOP
NOP(Idle after tRP)
L
H
H
L BA
TBST
ILLEGAL*2
L
H
L
X BA,CA,A10 READ/WRITE ILLEGAL*2
L
L
H
H BA,RA
ACT
ILLEGAL*2
L
L
H
L BA,A10
PRE/PREA NOP*4(Idle after tRP)
L
L
L
HX
REFA
ILLEGAL
Op-Code,
L
L
L
L
Mode-Add
MRS
ILLEGAL
H
X
X
XX
DESEL NOP(Row Active after tRCD
L
H
H
HX
NOP
NOP(Row Active after tRCD
L
H
H
L BA
TBST
ILLEGAL*2
L
H
L
X BA,CA,A10 READ/WRITE ILLEGAL*2
L
L
H
H BA,RA
ACT
ILLEGAL*2
L
L
H
L BA,A10
L
L
L
HX
PRE/PREA ILLEGAL*2
REFA
ILLEGAL
Op-Code,
L
L
L
L
Mode-Add
MRS
ILLEGAL
H
X
X
XX
DESEL NOP
L
H
H
HX
NOP
NOP
L
H
H
L BA
TBST
ILLEGAL*2
L
H
L
X BA,CA,A10 READ/WRITE ILLEGAL*2
L
L
H
H BA,RA
ACT
ILLEGAL*2
L
L
H
L BA,A10
PRE/PREA ILLEGAL*2
L
L
L
HX
REFA
ILLEGAL
Op-Code,
L
L
L
L
Mode-Add
MRS
ILLEGAL
MIT-DS-0332-0.0
MITSUBISHI
ELECTRIC
16/Jun./1999
11
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