參數(shù)資料
型號: MSC23S4641E-8BS16
廠商: OKI SEMICONDUCTOR CO., LTD.
英文描述: 4194304 Word x 64 Bit Synchronous Dynamic RAM Module (2BANK)(4M字×64位同步動(dòng)態(tài)RAM模塊)
中文描述: 4194304字× 64位同步動(dòng)態(tài)隨機(jī)存儲(chǔ)器模塊(2BANK)(4分字× 64位同步動(dòng)態(tài)內(nèi)存模塊)
文件頁數(shù): 11/11頁
文件大小: 74K
代理商: MSC23S4641E-8BS16
MSC23S4641E-8BS16 (98.06.22)
FUNCTION TRUTH TABLE (CKE) (Table2)
Current State(n)
CKEn-1
CKEn
/CS
/RAS
/CAS
Self Refresh
H
X
X
X
X
L
H
H
X
X
L
H
L
H
H
L
H
L
H
H
L
H
L
H
L
L
H
L
L
X
L
L
X
X
X
Power Down
H
X
X
X
X
L
H
H
X
X
L
H
L
H
H
L
H
L
H
H
L
H
L
H
L
L
H
L
X
X
L
L
X
X
X
All Banks idle
6
H
H
X
X
X
(ABI)
H
L
H
X
X
H
L
L
H
H
H
L
L
H
H
H
L
L
H
L
H
L
L
L
H
H
L
L
L
L
H
L
L
L
L
L
L
X
X
X
Any State
H
H
X
X
X
Other than
H
L
X
X
X
Listed Above
L
H
X
X
X
L
L
X
X
X
/WE
X
X
H
L
X
X
X
X
X
H
L
X
X
X
X
X
H
L
X
L
H
L
X
X
X
X
X
ADDR
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Action
INVALID
Exit Self Refresh
ABI
Exit Self Refresh
ABI
ILLEGAL
ILLEGAL
ILLEGAL
NOP(Maintain Self Refresh)
INVALID
Exit Power Down
ABI
Exit Power Down
ABI
ILLEGAL
ILLEGAL
ILLEGAL
6
NOP(Continue power down mode)
Refer to Table 1
Enter Power Down
Enter Power Down
ILLEGAL
ILLEGAL
ILLEGAL
Enter Self Refresh
ILLEGAL
NOP
Refer to Operations in Table 1
Begin Clock Suspend Next Cycle
Enable Clock of Next Cycle
Continue Clock Suspension
Notes:
6.
Power-down and self refresh can be entered only when all the banks are in an idle state.
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