Datasheet > 74AC521LCQR

74AC521LCQR

更新时间： 2024-09-16 05:30:51

品牌	Logo	应用领域
德州仪器 - TI		输出元件
页数	文件大小	规格书
10页	191K
描述
IC AC SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, CQCC20, CERAMIC, LCC-20, Arithmetic Circuit

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74AC521LCQR 数据手册

February 1993

54AC/74AC521 54ACT/74ACT521

8-Bit Identity Comparator

General Description

The ’AC/’ACT521 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 ex-

Features

reduced by 50%

Compares two 8-bit words in 6.5 ns typ

Expandable to any word length

20-pin package

pansion input I

input.

also serves as an active LOW enable

Outputs source/sink 24 mA

’ACT521 has TTL-compatible inputs

Logic Symbols

Connection Diagrams

Pin Assignment

for DIP, Flatpak and SOIC

TL/F/9964–1

IEEE/IEC

TL/F/9964–2

Pin Assignment

for LCC

TL/F/9964–3

TL/F/9964–4

Pin Names

Description

A –A

Word A Inputs

B –B

Word B Inputs

Expansion or Enable Input

Identity Output

FACT^TMis a trademark of National Semiconductor Corporation.

1995 National Semiconductor Corporation

TL/F/9964

RRD-B30M75/Printed in U. S. A.

12 3 4 5 6 7...10

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与74AC521LCQR相关器件

型号	品牌	获取价格	描述	数据表
74AC521LCT	FAIRCHILD	获取价格	Identity Comparator, AC Series, 8-Bit, Inverted Output, CMOS, CQCC20, CERAMIC, LCC-20
74AC521LCX	FAIRCHILD	获取价格	Identity Comparator, AC Series, 8-Bit, Inverted Output, CMOS, CQCC20, CERAMIC, LCC-20
74AC521MTC	FAIRCHILD	获取价格	8-Bit Identity Comparator
74AC521MTCX	ETC	获取价格	Identity Comparator
74AC521MTCX_NL	FAIRCHILD	获取价格	Identity Comparator, AC Series, 8-Bit, Inverted Output, CMOS, PDSO20, 4.40 MM, MO-153, TSS
74AC521PC	FAIRCHILD	获取价格	8-Bit Identity Comparator
74AC521PC_NL	FAIRCHILD	获取价格	Identity Comparator, AC Series, 8-Bit, Inverted Output, CMOS, PDIP20, 0.300 INCH, PLASTIC,
74AC521PCQR	TI	获取价格	AC SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, PDIP20, PLASTIC, DIP-20
74AC521SC	FAIRCHILD	获取价格	8-Bit Identity Comparator
74AC521SC	TI	获取价格	AC SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, PDSO20, SOIC-20