74FST3251QSR

更新时间： 2024-11-04 22:17:15

品牌	Logo	应用领域
安森美 - ONSEMI		解复用器开关
页数	文件大小	规格书
8页	90K
描述
8:1 Multiplexer/Demultiplexer Bus Switch

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中文翻译

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数据手册

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74FST3251QSR 数据手册

74FST3251

8:1 Multiplexer/

Demultiplexer Bus Switch

The ON Semiconductor 74FST3251 is an 8:1, high performance

multiplexer/demultiplexer bus switch. The device is CMOS TTL

compatible when operating between 4 and 5.5 Volts. The device

http://onsemi.com

MARKING

exhibits extremely low R and adds nearly zero propagation delay.

The device adds no noise or ground bounce to the system.

• R t 4 W Typical

DIAGRAMS

• Less Than 0.25 ns–Max Delay Through Switch

• Nearly Zero Standby Current

• No Circuit Bounce

• Control Inputs are TTL/CMOS Compatible

• All Popular Packages: QSOP–16, TSSOP–16, SOIC–16

FST3251

AWLYWW

SO–16

D SUFFIX

CASE 751B

FST

3251

ALYW

TSSOP–16

DT SUFFIX

CASE 948F

S3251

ALYW

QSOP–16

QS SUFFIX

CASE 492

GND

= Assembly Location

= Year

L, WL = Wafer Lot

W, WW = Work Week

QSOP/SSOP/TSSOP

TOP VIEW

PIN NAMES

Inputs

Description

Function

OE , OE

Bus Switch Enables

A Port = B1 Port

A Port = B2 Port

A Port = B3 Port

A Port = B4 Port

A Port = B5 Port

A Port = B6 Port

A Port = B7 Port

A Port = B8 Port

Disconnect

S , S

Select Inputs

Bus A

B , B , B , B

Bus B

ORDERING INFORMATION

Device

Package

Shipping

74FST3251D

SO–16

48 Units/Rail

2500 Units/Reel

96 Units/Rail

74FST3251DR2

74FST3251DT

TSSOP–16

NOTE: H = HIGH Voltage Level, L = LOW Voltage Level, X = Don’t Care

74FST3251DTR2 TSSOP–16 2500 Units/Reel

74FST3251QS

QSOP–16

96 Units/Rail

74FST3251QSR

2500 Units/Reel

Semiconductor Components Industries, LLC, 2002

Publication Order Number:

January, 2002 – Rev. 1

74FST3251/D

12 3 4 5 6 7 8

中文翻译

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