參數(shù)資料
型號: MH64S72VJG-6
廠商: Mitsubishi Electric Corporation
英文描述: 4,831,838,208-BIT ( 67,108,864-WORD BY 72-BIT ) Synchronous DYNAMIC RAM
中文描述: 4831838208位(67108864 - Word的72位)同步動態(tài)隨機(jī)存儲器
文件頁數(shù): 11/56頁
文件大?。?/td> 936K
代理商: MH64S72VJG-6
4,831,838,208-BIT ( 67,108,864-WORD BY 72-BIT ) Synchronous DYNAMIC RAM
MH64S72AWJA -6,-7,-8
17/Mar. /2000
MIT-DS-372-0.2
Preliminary Spec.
Some contents are subject to change without notice.
MITSUBISHI LSIs
MITSUBISHI
ELECTRIC
11
FUNCTION TRUTH TABLE FOR CKE
Current State
CKE
n-1
CKE
n
/S
/RAS
/CAS
/WE
Add
Action
SELF -
H
X
X
X
X
X
X
INVALID
REFRESH*1
L
H
H
X
X
X
X
Exit Self-Refresh(Idle after tRC)
L
H
L
H
H
H
X
Exit Self-Refresh(Idle after tRC)
L
H
L
H
H
L
X
ILLEGAL
L
H
L
H
L
X
X
ILLEGAL
L
H
L
L
X
X
X
ILLEGAL
L
L
X
X
X
X
X
NOP(Maintain Self-Refresh)
POWER
H
X
X
X
X
X
X
INVALID
DOWN
L
H
X
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
H
L
L
L
L
H
X
Enter Self-Refresh
H
L
H
X
X
X
X
Enter Power Down
H
L
L
H
H
H
X
Enter Power Down
H
L
L
H
H
L
X
ILLEGAL
H
L
L
H
L
X
X
ILLEGAL
H
L
L
L
X
X
X
ILLEGAL
L
X
X
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
H
L
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. Must be legal command.
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