Logic Families
155
Q 1
Q 2
Q 3
Q 4
Q 5
Q 6
Y=(A+B+C)
A
B
C
V DD
Figure 5.38 Three-input NOR.
Q 5
Q 6
Y=A.B
V DD
A
B
Q 2
Q 3
Q 4
Q 1
Figure 5.39 Two-input AND in CMOS.