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C-AX10
TC74VHC153FT (DSP ASSY : IC1614)
• Dual 4-channel Multiplexer
•
Block Diagram
A
14
B
2
1C0
6
S0
1C1
5
S1
1C2
4
S2
1C3
3
S3
1G
1
2C0
10
2C1
11
2C2
Same as abobe block
12
2C3
13
2G
15
TC74VHC157F (DSP ASSY : IC1704, IC1804, IC1903, IC2003)
• Quad 2-channel Multiplexer
•
Block Diagram
1A
2
1B
3
2A
5
2B
6
3A
11
3B
10
4A
14
4B
13
SELECT
1
ST
15
98
•
Truth Table
SELECT
INPUTS
S0
B
A
S0
X
X
S1
L
L
S1
L
L
S2
L
H
S2
L
H
S3
H
L
H
L
S3
H
H
H
H
1Y
7
X : Don't Care
9 2Y
•
Truth Table
INPUTS
ST SELECT A
4
1Y
H
L
L
L
7
2Y
L
X : Don't Care
9
3Y
12
4Y
STROBE OUTPUT
DATA INPUTS
C0
C1
C2
C3
G
X
X
X
X
H
L
X
X
X
L
H
X
X
X
L
X
L
X
X
L
X
H
X
X
L
X
X
L
X
L
X
X
H
X
L
X
X
X
L
L
X
X
X
H
L
OUTPUT
B
X
X
X
L
L
L
X
L
L
H
X
H
H
X
L
L
H
X
H
H
Y
L
L
H
L
H
L
H
L
H
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