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74F521 - 8-Bit Identity Comparator

Description

The 74F521 is an expandable 8-bit comparator.

It 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.

Features

  • s Compares two 8-bit words in 6.5 ns typ s Expandable to any word length s 20-pin package Ordering Code: Order Number 74F521SC 74F521SJ 74F521MSA 74F521PC Package Number M20B M20D MSA20 N20A Package.

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Full PDF Text Transcription

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74F521 8-Bit Identity Comparator April 1988 Revised August 1999 74F521 8-Bit Identity Comparator General Description The 74F521 is an expandable 8-bit comparator. It 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. Features s Compares two 8-bit words in 6.5 ns typ s Expandable to any word length s 20-pin package Ordering Code: Order Number 74F521SC 74F521SJ 74F521MSA 74F521PC Package Number M20B M20D MSA20 N20A Package Description 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300 Wide 20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide 20-Lead Shrink Small Outline Package (SSOP), EIAJ TYPE II, 5.
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