MH32S72APHB-6 데이터 시트보기 (PDF) - MITSUBISHI ELECTRIC
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MH32S72APHB-6 Datasheet PDF : 55 Pages
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Preliminary Spec.
Some contents are subject to change without notice.
MITSUBISHI LSIs
MH32S72APHB -6,-7,-8
2,415,919,104-BIT (33,554,432 - WORD BY 72-BIT)Synchronous DRAM
FUNCTION TRUTH TABLE FOR CKE
CKE CKE
Current State n-1 n
/S /RAS /CAS /WE Add
Action
SELF -
HXX
X
X
X
X INVALID
REFRESH*1 L H H
X
X
X
X Exit Self-Refresh(Idle after tRC)
L HL
HH
H
X Exit Self-Refresh(Idle after tRC)
L HL
HH
L
X ILLEGAL
L HL
HL
X
X ILLEGAL
L HL
L
X
X
X ILLEGAL
L
L
X
X
X
X
X NOP(Maintain Self-Refresh)
POWER
DOWN
HXX
X
X
X
X INVALID
L
HX
X
X
X
X Exit Power Down to Idle
L
L
X
X
X
X
X NOP(Maintain Self-Refresh)
ALL BANKS H H X
X
X
X
X Refer to Function Truth Table
IDLE*2
HL L
L
L
H
X Enter Self-Refresh
HL
H
X
X
X
X Enter Power Down
HL L
HL L
HL L
HL L
HH
HH
HL
L
X
H
X Enter Power Down
L
X ILLEGAL
X
X ILLEGAL
X
X ILLEGAL
L
XX
X
X
X
X Refer to Current State = Power Down
ANY STATE H H X
X
X
X
X Refer to Function Truth Table
other than
HL X
X
X
X
X Begin CK0 Suspend at Next Cycle*3
listed above L H X
X
X
X
X Exit CK0 Suspend at Next Cycle*3
L
L
X
X
X
X
X Maintain CK0 Suspend
ABBREVIATIONS:
H = High Level, L = Low Level, X = Don't Care
NOTES:
1. CKE Low to High transition will re-enable CK and other inputs asynchronously.
A minimum setup time must be satisfied before any command other than EXIT.
2. Power-Down and Self-Refresh can be entered only from the All banks idle State.
3. Mus t be legal command.
MIT-DS-0380-0.1
MITSUBISHI
ELECTRIC
( 13 / 55 )
17.Mar.2000
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