Datasheet > 74FST3257DR2

74FST3257DR2

更新时间： 2024-09-14 22:22:43

品牌	Logo	应用领域
安森美 - ONSEMI		解复用器开关逻辑集成电路光电二极管
页数	文件大小	规格书
8页	88K
描述
Quad 2:1 Multiplexer/ Demultiplexer Bus Switch

阅读下载

中文翻译

获取价格

数据手册
替代型号

如果您发现信息不准确，欢迎纠错

74FST3257DR2 数据手册

74FST3257

Quad 2:1 Multiplexer/

Demultiplexer Bus Switch

The ON Semiconductor 74FST3257 is a quad 2:1, 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.

DIAGRAMS

Features

• R t 4 W Typical

• Less Than 0.25 ns−Max Delay Through Switch

• Nearly Zero Standby Current

FST3257

AWLYWW

• No Circuit Bounce

SOIC−16

D SUFFIX

• Control Inputs are TTL/CMOS Compatible

• Pin−For−Pin Compatible With QS3257, FST3257, CBT3257

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

• All Devices in Package TSSOP are Inherently Pb−Free*

CASE 751B

FST

3257

ALYW

TSSOP−16

DT SUFFIX

CASE 948F

GND

S3257

ALYW

QSOP−16

QS SUFFIX

CASE 492

Figure 1. 16−Lead Pinout

= Assembly Location

= Year

L, WL = Wafer Lot

Function

Disconnect

W, WW = Work Week

A = B

PIN NAMES

Figure 2. Truth Table

Description

OE , OE

Bus Switch Enables

S , S

Select Inputs

Bus A

B , B , B , B

Bus B

ORDERING INFORMATION

See detailed ordering and shipping information in the package

dimensions section on page 2 of this data sheet.

*For additional information on our Pb−Free strategy and soldering details, please

download the ON Semiconductor Soldering and Mounting Techniques

Reference Manual, SOLDERRM/D.

Semiconductor Components Industries, LLC, 2005

Publication Order Number:

January, 2005 − Rev. 2

74FST3257/D

12 3 4 5 6 7 8

中文翻译

下载PDF

74FST3257DR2 替代型号

型号	品牌	替代类型	描述	数据表
SN74CBT3257DR	TI	功能相似	4-BIT 1-OF-2 FET MULTIPLEXER/DEMULTIPLEXER
FST3257MX	FAIRCHILD	功能相似	Quad 2:1 Multiplexer/Demultiplexer Bus Switch
SN74CBT3257D	TI	功能相似	4-BIT 1-OF-2 FET MULTIPLEXER/DEMULTIPLEXER

与74FST3257DR2相关器件

型号	品牌	获取价格	描述	数据表
74FST3257DR2G	ONSEMI	获取价格	Quad 2:1 Multiplexer/Demultiplexer Bus Switch
74FST3257DT	ONSEMI	获取价格	Quad 2:1 Multiplexer/ Demultiplexer Bus Switch
74FST3257DTR2	ONSEMI	获取价格	Quad 2:1 Multiplexer/ Demultiplexer Bus Switch
74FST3257DTR2G	ONSEMI	获取价格	Quad 2:1 Multiplexer/Demultiplexer Bus Switch
74FST3257MNTWG	ONSEMI	获取价格	Quad 2:1 Multiplexer/ Demultiplexer Bus Switch
74FST3257QS	ONSEMI	获取价格	Quad 2:1 Multiplexer/ Demultiplexer Bus Switch
74FST3257QSR	ONSEMI	获取价格	Quad 2:1 Multiplexer/ Demultiplexer Bus Switch
74FST3257SO	IDT	获取价格	SOIC-16, Tube
74FST32XL2384PAG	IDT	获取价格	TSSOP-48, Tube
74FST32XL2384PAG8	IDT	获取价格	TSSOP-48, Reel