CD40181BMS Datasheet, PDF (2/10 Pages) Intersil Corporation – CMOS 4 Bit Arithmetic Logic Unit

Functional Diagrams
CD40181BMS
WORD
A
FUNCTION SELECT
INPUTS
A0 2
A1 23
A2 21
A3 19
S0 S1 S2 S3
6543
9 F0
10 F1
11 F2
13 F3
OUTPUT
FUNCTION
WORD
B
B0 1
B1 22
B2 20
B3 18
CARRY IN ^{Cn 7}
MODE ^M
8
CONTROL
VDD = 24
VSS = 12
14 A = B _COMPARE
OUT
16 Cn+4 _RIPPLE
CARRY OUT
17 G _{LOOK AHEAD}
15 P ^CARRY
OUTPUTS
ACTIVE-LOW DATA
FUNCTION SELECT
INPUTS
WORD
A
A0 2
A1 23
A2 21
A3 19
S0 S1 S2 S3
6543
9 F0
10 F1 _OUTPUT
11 F2 FUNCTION
13 F3
WORD
B
B0 1
B1 22
B2 20
B3 18
CARRY IN ^{Cn 7}
MODE ^M
8
CONTROL
VDD = 24
VSS = 12
14 A = B _COMPARE
OUT
16 Cn+4 _RIPPLE
CARRY OUT
17 G _{LOOK AHEAD}
15 P ^CARRY
OUTPUTS
ACTIVE-HIGH DATA
7-1401