Logic Diagram
Specifications CD40182BMS
TABLE 9. TERMINAL DESIGNATIONS (Continued)
DESIGNATION
TERM.
FUNCTION
G
10
Active-Low
Group
Carry-Generate
Output
P
7
Active-Low
Group
Carry-Propagate
Output
P
7
P3
*6
G3
*5
P2
* 15
G2
* 14
P1
*2
G1
*1
P0
*4
G0
*3
Cn
* 13
G
10
Cn + z
9
Cn + y
11
VDD
Cn + x
12
VSS
*ALL INPUTS ARE
PROTECTED BY COS/MOS
PROTECTION NETWORK
FIGURE 1. CD40182BMS LOGIC DIAGRAM
CD40182BMS LOGIC EQUATIONS
Cn + x = G0 + P0 • Cn
Cn + y = G1 + P1 • G0 + P1 • P0 • Cn
Cn + z = G2 + P2 • G1 + P2 • P1 • G0 + P2 • P1 • P0 • Cn
G = G3 + P3 • G2 + P3 • P2 • G1 + P3 • P2 • P1 • G0
P = P3 • P2 • P1 • P0
7-1415