54ACT521LMQB. National Semiconductor, 54ACT521LMQB. Datasheet - Page 2

• Manufacturer Part Number: 54ACT521LMQB.
• Manufacturer: National Semiconductor
• Type: Identity Comparatorr

Specifications of 54ACT521LMQB.

• Logic Family: ACT
• Technology: CMOS
• High Level Output Current: -24mA
• Low Level Output Current: 24mA
• Output Function: A=B
• Quiescent Current: 80uA
• Mounting: Surface Mount
• Pin Count: 20
• Polarity: Inverting
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Operating Temperature (max): 125C
• Operating Temperature Classification: Military
• Number Of Bits: 8
• Lead Free Status / RoHS Status: Not Compliant

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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