
TYPICAL APPLICATIONS
RISING–EDGE
TRIGGER A
B
B = VDD
A = VSS
B
FALLING–EDGE
TRIGGER
CX
RX
VDD
Q
Q
RESET = VDD
CX
RX
VDD
Q
Q
RESET = VDD
RISING–EDGE
TRIGGER
A
B
A
B
FALLING–EDGE
TRIGGER
CX
RX
VDD
Q
Q
RESET = VDD
CX
RX
VDD
Q
Q
RESET = VDD
Figure 12. Retriggerable
Monostables Circuitry
Figure 13. Non–Retriggerable
Monostables Circuitry
NC
A
Q
NC
B
Q
NC
CD
VDD
VDD
Figure 14. Connection of Unused Sections
MC14538B
8
MOTOROLA CMOS LOGIC DATA