54act521 National Semiconductor Corporation, 54act521 Datasheet - Page 2

• Manufacturer Part Number: 54act521
• Description: 8-bit Identity Comparator
• Manufacturer: National Semiconductor Corporation

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Truth Table
Note 1: A
Logic Diagram
Please note that this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays.
0
= B
0
, A
1
= B
1
, A
2
= B
2
, etc.
H = HIGH Voltage Level
L = LOW Voltage Level
I
A = B
H
H
L
L
Inputs
A = B (Note 1)
A
A = B (Note 1)
A
B
B
A, B
2
Outputs
O
A = B
H
H
H
L
DS100291-5