Datasheet > CD40257BMS

CD40257BMS

更新时间： 2024-11-03 22:36:19

品牌	Logo	应用领域
英特矽尔 - INTERSIL		复用器
页数	文件大小	规格书
8页	62K
描述
CMOS Quad 2 Line to 1 Line Data Selector/Multiplexer

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中文翻译

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数据手册

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CD40257BMS 数据手册

CD40257BMS

CMOS Quad 2 Line to 1 Line

Data Selector/Multiplexer

December 1992

Features

Pinout

CD40257BMS

TOP VIEW

• High Voltage Type (20V Rating)

• 3-State Outputs

• 100% Tested for Quiescent Current at 20V

• 5V, 10V and 15V Parametric Ratings

INPUT SELECT

16 VDD

15 OUTPUT DISABLE

14 A4

• Maximum Input Current of 1µA at 18V Over Full Pack-

age Temperature Range; 100nA at 18V and +25^oC

13 B4

• Noise Margin (Over Full Package/Temperature Range)

- 1V at VDD = 5V

12 D4

11 A3

- 2V at VDD = 10V

10 B3

- 2.5V at VDD = 15V

VSS

• Standardized Symmetrical Output Characteristics

• Meets All Requirements of JEDEC Tentative Standard

No. 13B, “Standard Speciﬁcations for Description of

‘B’ Series CMOS Devices”

Applications

Functional Diagram

• Digital Multiplexing

• Shift Right/Shift Left Registers

• True/Complement Selection

OUTPUT

DISABLE

Description

CD40257BMS is a data selector/multiplexer featuring three

state outputs which can interface directly with and drive data

lines of bus oriented systems.

The CD40257BMS is supplied in these 16-lead outline

packages:

Braze Seal DIP

Frit Seal DIP

Ceramic Flatpack

H4T

H1E

H3X

VDD = 16

VSS = 8

INPUT

SELECT

CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.

File Number 3364

7-1442

12 3 4 5 6 7 8

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