
1407
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CD40181BMS
TRUTH TABLE
FUNCTION
SELECT
INPUTS/OUTPUTS ACTIVE LOW
FUNCTION
SELECT
INPUTS/OUTPUTS ACTIVE HIGH
LOGIC
FUNCTION
M = H
ARITHMETIC
*
FUNCTION M = L
LOGIC
FUNCTION
M = H
ARITHMETIC
*
FUNCTION M = L
S3
S2
S1
S0
Cn = L
Cn = H
S3
S2
S1
S0
Cn = H
Cn = L
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
A
AB
A + B
Logic 1
A + B
B
A
⊕
B
A + B
AB
A
⊕
B
B
A + B
Logic 0
AB
AB
A
A minus 1
AB minus 1
AB minus 1
minus 1
A plus (A + B)
AB plus (A + B)
A minus B minus 1
A + B
A plus (A + B)
A plus B
AB plus (A + B)
A + B
A plus A
AB plus A
AB plus A
A
A
AB
AB
Zero
A plus (A + B) plus 1
AB plus (A + B) plus 1
A minus B
(A + B) plus 1
A plus (A + B) plus 1
A plus B plus 1
AB plus (A + B) plus 1
A + B plus 1
A plus A plus 1
AB plus A plus 1
AB plus A plus 1
A plus 1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
A
A + B
AB
Logic 0
AB
B
A
⊕
B
AB
A + B
A
⊕
B
B
AB
Logic 1
A + B
A + B
A
A
A + B
A + B
minus 1
A plus AB
(A + B) plus AB
A minus B minus 1
AB minus 1
A plus AB
A plus B
(A + B) plus AB
AB minus 1
A plus A
(A + B) plus A
(A+ B) plus A
A minus 1
A plus 1
(A + B) plus 1
(A + B) plus 1
Zero
A plus AB plus 1
(A + B) plus AB plus 1
A minus B
A B
A plus AB plus 1
A plus B plus 1
(A + B) plus AB plus 1
AB
A plus A plus 1
(A + B) plus A plus 1
(A + B) plus A plus 1
A
* Expressed as two’s complement
1 = High level
0 = Low level
Typical Performance Characteristics
FIGURE 2. TYPICAL OUTPUT LOW (SINK) CURRENT
CHARACTERISTICS
FIGURE 3. MINIMUM OUTPUT LOW (SINK) CURRENT
CHARACTERISTICS
10V
5V
AMBIENT TEMPERATURE (T
A
) = +25
o
C
GATE-TO-SOURCE VOLTAGE (VGS) = 15V
0
5
10
15
15
10
5
20
25
30
DRAIN-TO-SOURCE VOLTAGE (VDS) (V)
O
10V
5V
AMBIENT TEMPERATURE (T
A
) = +25
o
C
GATE-TO-SOURCE VOLTAGE (VGS) = 15V
0
5
10
15
7.5
5.0
2.5
10.0
12.5
15.0
DRAIN-TO-SOURCE VOLTAGE (VDS) (V)
O