Part # 74F521 datasheet

Part Manufacturer: Fairchild Semiconductor

Fairchild Semiconductor

Part Description: 74F521 8-Bit Identity Comparator

Part Details:

74F521 8-Bi April 1988 Revised October 2000 t Ident 74F5218-Bit Identity Comparator ity General Description Features C The 74F521 is an expandable 8-bit comparator. It com- s Compares two 8-bit words in 6.5 ns typ o pares two words of up to eight bits each and provides a s Expandable to any word length m LOW output when the two words match bit for bit. The s 20-pin package p expansion input IA=B also serves as an active LOW enable ar input. ator Ordering Code: Order Number Package Number Package Description 74F521SC M20B 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300 Wide 74F521SJ M20D 20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide 74F521MSA MSA20 20-Lead Shrink Small Outline Package (SSOP), EIAJ TYPE II, 5.3mm Wide 74F521PC N20A 20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Devices also available in Tape and Reel. Specify by appending the suffix letter "X" to the ordering code. Logic Symbols Connection Diagram IEEE/IEC © 2000 Fairchild Semiconductor Corporation DS009545 Unit Loading/Fan Out 74F521 U.L. Input IIH/IIL Pin Names Description HIGH/LOW Output IOH/IOL A0­A7

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74F521.pdf Datasheet