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Model 5340A
Theory of Operation
1 3 1 2 1 1 1 0 9
3
9324
15
2
P i n 16
P i n
L
L
H
L
X
=
Figure 4-30. Low-Power Quad Two-Input Multiplexer 1820-0710
15 10
1 1
13 14
9
12
= P i n 1 6
G N D
=
=
L
=
4-22
Five-Bit Comparator 1820-0706
Figure 4-29.
5
4
6
7
I
14
TRUTH T A B L E
Word B
Word A
Word A
Word B
E
Word
Word A
H
H I G H Voltage Level
L O W Voltage Level
E i t h e r H I G H o r L O W Voltage Level
5
3
6
2
P I N N A M E S
7
4
8
Pin
T R U T H T A B L E
Identical for Each Multiplexer
SELECT
E N A B L E
INPUTS
I N P U T
E
X
X
L
X
X
L
L
L
H
=
HIGH voltage level
X
Level does not affect o u t p u t
L O W voltage level
Y
a. b, c .
=
Enable (Active L O W ) I n p u t
Word A Parallel Inputs
Word B Parallel Inputs
A Less Than B O u t p u t ( N o t e b l
A Greater Than B Output ( N o t e
A Equal t o B O u t p u t ( N o t e b )
H
L
L
Common Select I n p u t
Enable (Active
Multiplexers Inputs
Multiplexer Output
O U T P U T
X
L
L
L
X
L
H
X
d
i
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Troubleshooting
