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參數(shù)資料
| 型號(hào)： | MSM6242BGS |
| 廠商： | OKI ELECTRIC INDUSTRY 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： | 1 TIMER(S), REAL TIME CLOCK, PDSO24 |
| 封裝： | 0.430 INCH, PLASTIC, SOP-24 |
| 文件頁數(shù)： | 17/18頁 |
| 文件大小： | 177K |
| 代理商： | MSM6242BGS |
Semiconductor
MSM6242B
30
Parameter
Symbol
Condition
Min.
Unit
CS1 Set up Time
Address Set up Time
Address Hold Time
ALE Pulse Width
ALE before READ
ALE after READ
RD to Data
DATA Hold
CS1 Hold Time
RD / WR Recovery Time
—
tC1S
tAS
tAH
tAW
tALR
tRAL
tRD
tDR
tC1H
tRCV
ns
(4) READ mode (With use of ALE)
(VDD = 5V ± 10%, Ta = -40 to +85°C)
Max.
—
CL = 150pF
—
120
—
1000
25
40
10
—
0
1000
60
—
——
tAW
tC1H
VIH2 –
VIL1 –
VIH1 –
,,,
tAH
,,,
,,,,
VIH1 –
VIL1 –
CS1
A0 ~ A3
CS0
RD
D0 ~ D3
(OUTPUT)
VIH1 = 2.2V
VIL1 = 0.8V
VIH2 = 4/5VDD
VIL2 = 1/5VDD
VOH = 2.2V
VOL = 0.8V
Figure 7. Read Cycle — (With Use of ALE)
,,
,,,
tAS
,,,
tALR
,,,,
,,,
tRAL
,,,,
,,,
,,,,
tRD
tDR
VIL1 –
VOH –
VOL –
ALE
,,,,,,
,,,
tC1S
,,
" Z "
,,,,
,,,,,,,,,,,,,,,,
tRCV
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