MH32D72KLH-75 データシートの表示（PDF） - MITSUBISHI ELECTRIC
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MH32D72KLH-75
MITSUBISHI ELECTRIC
MH32D72KLH-75 Datasheet PDF : 39 Pages
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Preliminary Spec.
Some contents are subject to change without notice.
MITSUBISHI LSIs
MH32D72KLH-75,-10
2,415,919,104-BIT (33,554,432-WORD BY 72-BIT) Double Data Rate Synchronous DRAM Module
FUNCTION TRUTH TABLE
Current State /S /RAS /CAS /WE
Address
IDLE
H X X XX
L H H HX
L
H
H
L BA
L H L X BA, CA, A10
L
L
H
H BA, RA
L
L
H
L BA, A10
L
L
L
HX
Op-Code,
L
L
L
L
Mode-Add
ROW ACTIVE H X X X X
L H H HX
L
H
H
L BA
L H L H BA, CA, A10
L
H
L
L BA, CA, A10
L
L
H
H BA, RA
L
L
H
L BA, A10
L
L
L
HX
L
L
L
L Op-Code,
Mode-Add
READ
H X X XX
(Auto-
L H H HX
Precharge
L
H
H
L BA
Di sa b l e d )
L H L H BA, CA, A10
L
H
L
L BA, CA, A10
L
L
H
H BA, RA
L
L
H
L BA, A10
L
L
L
HX
Op-Code,
L
L
L
L
Mode-Add
Command
Action
DESEL NOP
NOP
NOP
TERM
ILLEGAL
READ / WRITE ILLEGAL
ACT
Bank Active, Latch RA
PRE / PREA NOP
REFA
Auto-Refresh
MRS
Mode Register Set
Notes
2
2
4
5
5
DESEL NOP
NOP
NOP
TERM
NOP
Begin Read, Latch CA,
READ / READA
Determine Auto-Precharge
WRITE / Begin Write, Latch CA,
WRITEA Determine Auto-Precharge
ACT
Bank Active / ILLEGAL
2
PRE / PREA Precharge / Precharge All
REFA
ILLEGAL
MRS
ILLEGAL
DESEL NOP (Continue Burst to END)
NOP
NOP (Continue Burst to END)
TERM
Terminate Burst
Terminate Burst, Latch CA,
READ / READA Begin New Read, Determine 3
Auto-Precharge
WRIT E
WRITEA
ILLEGAL
ACT
Bank Active / ILLEGAL
2
PRE / PREA Terminate Burst, Precharge
REFA
ILLEGAL
MRS
ILLEGAL
MIT-DS-0391-1.0
MITSUBISHI ELECTRIC
24.Nov.2000
7
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