HD74HC4538RPEL 查看數據表（PDF） - Renesas Electronics
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HD74HC4538RPEL Datasheet PDF : 14 Pages
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HD74HC4538
A
Rising-Edge
Trigger
B
CX
RX
VCC
T1
T2
Q
Q
CD
CX
RX
VCC
T1
T2
Q
A
B
Q
Falling-Edge
Trigger
CD
Application Data
Figure 4. Nonritriggerable Monostable Circuitry
10000.0
Vcc = 2.5 V
1000.0
100.0
10.0
1.0
0.1
102
Rext
1 kΩ
10 kΩ
100 kΩ
1 MΩ
103
104
105
106
107
Timing Capacitance Cext (pF)
Rev.2.00 Mar 30, 2006 page 9 of 13
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