54AC11521, 74AC11521 8-BIT IDENTITY COMPARATORS
• Compares Two 8-Bit Words • Flow-Through Architecture Optimizes
PCB La...
54AC11521, 74AC11521 8-BIT IDENTITY COMPARATORS
Compares Two 8-Bit Words Flow-Through Architecture Optimizes
PCB Layout
Center-Pin VCC and GND Configurations
Minimize High-Speed Switching Noise
t EPIC (Enhanced-Performance Implanted
CMOS) 1-mm Process
500-mA Typical Latch-Up Immunity at 125°C Package Options Include Plastic Small-
Outline Packages, Plastic Shrink
Small-Outline Packages, Ceramic Chip
Carriers, and Standard Plastic and Ceramic
300-mil DIPs
description
These identity comparators perform comparisons on two 8-bit binary or BCD words. Also included is a P = Q totem-pole output.
The 54AC11521 is characterized for operation over the full military temperature range of – 55°C to 125°C. The 74AC11521 is characterized for operation from – 40°C to 85°C.
FUNCTION TABLE
INPUTS
DATA P, Q
ENABLE G
OUTPUT P=Q
P=Q
L
L
P>Q
L
H
P
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