MH64S72QJA-6 Ver la hoja de datos (PDF) - MITSUBISHI ELECTRIC
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MH64S72QJA-6
MITSUBISHI ELECTRIC
MH64S72QJA-6 Datasheet PDF : 56 Pages
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MITSUBISHI LSIs
MH64S72QJA -6
4,831,838,208-BIT ( 64,108,864-WORD BY 72-BIT ) Synchronous DYNAMIC RAM
FUNCTION TRUTH TABLE(continued)
Current State
WRIT E
READ with
AUTO
PRECHARGE
WRITE with
AUTO
PRECHARGE
/S /RAS /CAS /WE Address
Command
Action
H
X
X
XX
L
H
H
HX
DESEL
NOP
NOP(Continue Burst to END)
NOP(Continue Burst to END)
L
H
H
L BA
TBST
Terminate Burst
Terminate Burst,Latch CA,
L
H
L
H BA,CA,A10 READ/READA Begin Read,Determine Auto-
Precharge*3
Terminate Burst,Latch CA,
WRITE/
L
H
L
L BA,CA,A10
Begin Write,Determine Auto-
WRITEA Precharge*3
L
L
H
H BA,RA
ACT
Bank Active/ILLEGAL*2
L
L
H
L BA,A10
PRE/PREA Terminate Burst,Precharge
L
L
L
HX
Op-Code,
L
L
L
L
Mode-Add
H
X
X
XX
REFA
MRS
DESEL
ILLEGAL
ILLEGAL
NOP(Continue Burst to END)
L
H
H
HX
L
H
H
L BA
NOP
TBST
NOP(Continue Burst to END)
ILLEGAL
L
H
L
H BA,CA,A10 READ/READA ILLEGAL
WRITE/
L
H
L
L BA,CA,A10
WRITEA ILLEGAL
L
L
H
H BA,RA
ACT
Bank Active/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
H
X
X
XX
DESEL NOP(Continue Burst to END)
L
H
H
HX
NOP
NOP(Continue Burst to END)
L
H
H
L BA
TBST
ILLEGAL
L
H
L
H BA,CA,A10 READ/READA ILLEGAL
L
H
L
L BA,CA,A10
WRITE/
WRITEA
ILLEGAL
L
L
H
H BA,RA
ACT
Bank Active/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-334-0.0
MITSUBISHI
ELECTRIC
17/Jun. /1999 8
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