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參數(shù)資料
| 型號(hào)： | MSM548332 |
| 廠商： | OKI SEMICONDUCTOR CO., LTD. |
| 英文描述： | 278,400-Word×12-Bit Field Memory(278,400字×12位場(chǎng)存儲(chǔ)器) |
| 中文描述： | 27.84萬詞× 12位場(chǎng)存儲(chǔ)器（278400字× 12位場(chǎng)存儲(chǔ)器） |
| 文件頁數(shù)： | 15/23頁 |
| 文件大?。?/td> | 245K |
| 代理商： | MSM548332 |
Semiconductor
MSM548332
15/23
Write Cycle (WE Control)
Write Cycle (IE Control)
Note :In the WE =" L" cycle, the write address pointer is not incremented and no DIN data is written.
WCLK
t
WCLK
N CYCLE
(N-1)CYCLE
(N-2)CYCLE
(N+2) CYCLE
(N+1) CYCLE
Low
WADE/RX
\
\
IE
t
WEH
t
WEDH
t
WEDS
t
WES
\
\
\
\
WXINC
\
\
WE
\
\
DIN0 - 11
\
\
High
Low
WR/TR
\
\
Low
Valid
D(N+2)
Valid
D(N+1)
Valid
D(N)
Valid
D(N-1)
Valid
D(N-2)
Valid
D(N-3)
WCLK
Low
WADE/RX
\
\
WE
t
IEH
t
IEDS
t
IEDH
t
IES
\
\
\
\
WXINC
\
\
IE
\
\
DIN0 - 11
\
\
High
Low
WR/TR
\
\
Low
Valid
D(N+3)
Valid
D(N+2)
Valid
D(N)
Valid
D(N-1)
Valid
D(N-2)
Valid
D(N-3)
t
WCLK
N CYCLE
(N-1)CYCLE
(N-2)CYCLE
(N+3) CYCLE
(N+2) CYCLE
Note :In the IE = "L" cycle, the write address pointer is incremented, though no DIN data is written
and the memory data is held.
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