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參數(shù)資料
| 型號： | MSM6242BRS |
| 廠商： | LAPIS SEMICONDUCTOR CO LTD |
| 元件分類： | 時(shí)鐘/數(shù)據(jù)恢復(fù)及定時(shí)提取 |
| 英文描述： | 0 TIMER(S), REAL TIME CLOCK, PDIP18 |
| 封裝： | 0.300 INCH, 2.54 MM PITCH, PLASTIC, DIP-18 |
| 文件頁數(shù)： | 23/24頁 |
| 文件大小： | 293K |
| 代理商： | MSM6242BRS |
7/23
OKI Semiconductor
MSM6242B
FEDL6242B-02
Parameter
Symbol
Condition
Min.
Unit
CS1 Set up Time
Address Set up Time
Address Hold Time
ALE Pulse Width
ALE before WRITE
WRITE Pulse Width
ALE after WRITE
Data Set up Time
Data Hold Time
CS1 Hold Time
RD / WR Recovery Time
—
tC1S
tAS
tAH
tAW
tALW
tWW
tWAL
tDS
tDH
tC1H
tRCV
ns
(2) WRITE mode (With use of ALE)
(VDD = 5 V
±10%, Ta = –40 to +85°C)
Max.
—
1000
25
40
10
120
20
100
10
1000
60
—
tAW
tC1H
tC1S
VIH2 –
VIL1 –
VIH1 –
tAH
VIH1 –
VIL1 –
CS1
A0 to A3
CS0
WR
D0 to D3
(INPUT)
VIH1 = 2.2 V
VIL1 = 0.8 V
VIH2 = 4/5VDD
VIL2 = 1/5VDD
Figure 5 Write Cycle — (With Use of ALE)
tAS
tALW
tWW
tWAL
tDS
tDH
VIL1 –
VIH1 –
VIL1 –
ALE
tRCV
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