MC54/74HC4538A 查看數據表（PDF） - Motorola => Freescale
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MC54/74HC4538A
Motorola => Freescale
MC54/74HC4538A Datasheet PDF : 13 Pages
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RISING–EDGE
TRIGGER
A
B
B = VCC
TYPICAL APPLICATIONS
CX
RX
VCC
Q
Q
RISING–EDGE
TRIGGER
A
B
RESET = VCC
MC54/74HC4538A
CX
RX
VCC
Q
Q
RESET = VCC
CX
RX
A = GND
B
FALLING–EDGE
TRIGGER
VCC
Q
Q
RESET = VCC
Figure 12. Retriggerable Monostable Circuitry
CX
RX
A
B
FALLING–EDGE
TRIGGER
VCC
Q
Q
RESET = VCC
Figure 13. Non–retriggerable Monostable Circuitry
ONE–SHOT SELECTION GUIDE
100 ns 1 µs 10 µs 100 µs 1 ms 10 ms 100 ms 1 s
MC14528B
MC14536B
MC14538B
MC14541B
HC4538A*
* Limited operating voltage (2 – 6 V)
10 s
23 HR
5 MIN
TOTAL OUTPUT PULSE WIDTH RANGE
RECOMMENDED PULSE WIDTH RANGE
High–Speed CMOS Logic Data
DL129 — Rev 6
3–11
MOTOROLA
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