Overview

Description

The IDT74FCT521T is an 8-bit identity comparator that compares two words of up to eight bits each and provides a low output when the two words match bit for bit. The expansion input IA = B also serves as an active low enable input. The 74FCT521T operates at -40C to +85C

Features

  • A and C speeds
  • Low input and output leakage ?1 uA (max.)
  • CMOS power levels
  • True TTL input and output compatibility
  • VOH = 3.3V (typ.)
  • VOL = 0.3V (typ.)
  • High Drive outputs (-15mA IOH, 48mA IOL)
  • Meets or exceeds JEDEC standard 18 specifications
  • Power off disable outputs permit "live insertion"
  • Available in 20 pin SOIC and QSOP packages

Comparison

Applications

Documentation

Type Title Date
Datasheet PDF 55 KB
Product Change Notice PDF 39 KB
Product Change Notice PDF 611 KB
Product Change Notice PDF 611 KB
Product Change Notice PDF 24 KB
Product Change Notice PDF 55 KB
Product Change Notice PDF 18 KB
Product Change Notice PDF 38 KB
Product Change Notice PDF 16 KB
End Of Life Notice PDF 130 KB
Product Change Notice PDF 47 KB
Product Change Notice PDF 35 KB
Product Change Notice PDF 42 KB
Product Change Notice PDF 80 KB
Product Change Notice PDF 21 KB
Product Change Notice PDF 44 KB
Product Change Notice PDF 101 KB
Product Change Notice PDF 196 KB
Product Change Notice PDF 109 KB
Product Change Notice PDF 116 KB
Product Change Notice PDF 26 KB
Product Change Notice PDF 98 KB
Product Change Notice PDF 40 KB
Product Change Notice PDF 16 KB
Product Change Notice PDF 274 KB
End Of Life Notice PDF 41 KB
End Of Life Notice PDF 14 KB
End Of Life Notice PDF 73 KB
Product Change Notice PDF 24 KB
Product Change Notice PDF 44 KB
Application Note PDF 130 KB
Application Note PDF 143 KB
Application Note PDF 80 KB
33 items

Design & Development

Software & Tools

Software Downloads

Type Title Date
End Of Life Notice PDF 130 KB
End Of Life Notice PDF 41 KB
End Of Life Notice PDF 14 KB
End Of Life Notice PDF 73 KB
4 items

Models

Models

Type Title Date
Model - IBIS ZIP 9 KB
1 item

Support