Motorola CMOS Logic Manual page 410

RISING–EDGE
A
TRIGGER
B
B = V DD
RESET = V DD
A = V SS
B
FALLING–EDGE
TRIGGER
RESET = V DD
Figure 12. Retriggerable
Monostables Circuitry
MC14538B
6–372
TYPICAL APPLICATIONS
C X
R X
V DD
Q
Q
C X
R X
V DD
Q
Q
A
B
V DD
Figure 14. Connection of Unused Sections
RISING–EDGE
A
TRIGGER
B
A
B
FALLING–EDGE
TRIGGER
Figure 13. Non–Retriggerable
Monostables Circuitry
NC
Q NC
Q NC
C D
V DD
MOTOROLA CMOS LOGIC DATA
C X
R X
V DD
Q
Q
RESET = V DD
C X
R X
V DD
Q
Q
RESET = V DD