74F521SC datasheet(2/8 Pages) NSC

Nome de Peças	74F521SC

Descrição Electrónicos	8-Bit Identity Comparator

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Fabricante Electrônico	NSC [National Semiconductor (TI)]

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Unit LoadingFan Out

54F74F

Pin Names

Description

UL

Input IIH IIL

HIGHLOW

Output IOH IOL

A0–A7

Word A Inputs

1010

20 mA b06 mA

B0–B7

Word B Inputs

1010

20 mA b06 mA

IAeB

Expansion or Enable Input (Active LOW)

1010

20 mA b06 mA

OAeB

Identity Output (Active LOW)

50333

b

1 mA20 mA

Truth Table

Inputs

Output

IA e B

A B

OA e B

LA e B

L

LA i BH

HA e B

H

HA i BH

H e HIGH Voltage Level

L e LOW Voltage Level

A0 e B0 A1 e B1 A2 e B2 etc

Connection Diagrams

Pin Assignment for DIP

SOIC SSOP and Flatpak

TLF9545 – 2

Pin Assignment

for LCC

TLF9545 – 3

Logic Diagram

TLF9545 – 5

Please note that this diagram is provided only for the understanding of logic operations and should not be

used to estimate propagation delays

2

Nº de peça semelhante - 74F521SC

Fabricante Electrônico	Nome de Peças	Folha de dados	Descrição Electrónicos
Fairchild Semiconductor	74F521SC	82Kb / 8P	8-Bit Identity Comparator

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Descrição semelhante - 74F521SC

Fabricante Electrônico	Nome de Peças	Folha de dados	Descrição Electrónicos
Fairchild Semiconductor	74AC520	80Kb / 8P	8-Bit Identity Comparator
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National Semiconductor ...	54AC521	195Kb / 10P	8-Bit Identity Comparator
Texas Instruments	74AC11520	120Kb / 7P	[Old version datasheet] 8-BIT IDENTITY COMPARATOR
National Semiconductor ...	54AC520	177Kb / 10P	8-Bit Identity Comparator
Motorola, Inc	MC5474F521	84Kb / 3P	8-BIT IDENTITY COMPARATOR
Fairchild Semiconductor	74F521	82Kb / 8P	8-Bit Identity Comparator
Texas Instruments	54AC520	220Kb / 11P	[Old version datasheet] 8-Bit Identity Comparator
Fairchild Semiconductor	74AC521	115Kb / 9P	8-Bit Identity Comparator
NXP Semiconductors	74F521	79Kb / 8P	8-bit identity comparator 1990 May 15

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74F521SC Folha de dados(PDF) 2 Page - National Semiconductor (TI)

74F521SC Folha de dados(HTML) 2 Page - National Semiconductor (TI)

Nº de peça semelhante - 74F521SC

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