Texas Instruments SN74HC266D Bedienungsanleitung

Texas Instruments Nicht kategorisiert SN74HC266D

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SN74HC266 Quadruple 2-Input XNOR Gates with Open-Drain Outputs

1 Features

• Wide Operating Voltage Range: 2 V to 6 V

• Outputs Can Drive Up To 10 LSTTL Loads

• Low Power Consumption, 20-µA Maximum ICC

• Typical tpd = 8 ns at 5 V

• ±4-mA Output Drive at 5 V

• Low Input Current of 1 µA

2 Applications

• Selectable buffer/inverter

• Clock phase difference detector

3 Description

This device contains four independent 2-input XNOR

Gates with open-drain outputs. Each gate performs

the Boolean function Y = A B in positive logic.⊕

Device Information(1)

PART NUMBER PACKAGE BODY SIZE (NOM)

SN74HC266N PDIP (14) 19.30 mm × 6.40 mm

SN74HC266NS SO (14) 10.20 mm × 5.30 mm

SN74HC266D SOIC (14) 8.70 mm × 3.90 mm

(1) For all available packages, see the orderable addendum at

the end of the data sheet.

GND

Functional pinout of the SN74HC266

SN74HC266

SCLS135G – DECEMBER 1982 – REVISED APRIL 2021

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.

Table of Contents

1 Features............................................................................1

2 Applications..................................................................... 1

3 Description.......................................................................1

4 Revision History.............................................................. 2

5 Pin Configuration and Functions...................................3

Pin Functions.................................................................... 3

6 Specifications.................................................................. 4

6.1 Absolute Maximum Ratings........................................ 4

6.2 Recommended Operating Conditions.........................4

6.3 Thermal Information....................................................4

6.4 Electrical Characteristics.............................................5

6.5 Switching Characteristics............................................5

6.6 Operating Characteristics........................................... 5

6.7 Typical Characteristics................................................6

7 Parameter Measurement Information............................ 7

8 Detailed Description........................................................8

8.1 Overview.....................................................................8

8.2 Functional Block Diagram........................................... 8

8.3 Feature Description.....................................................8

8.4 Device Functional Modes............................................9

9 Application and Implementation.................................. 10

9.1 Application Information............................................. 10

9.2 Typical Application.................................................... 10

10 Power Supply Recommendations..............................12

11 Layout........................................................................... 12

11.1 Layout Guidelines................................................... 12

11.2 Layout Example...................................................... 12

12 Device and Documentation Support..........................13

12.1 Documentation Support.......................................... 13

12.2 Related Links.......................................................... 13

12.3 Support Resources................................................. 13

12.4 Trademarks.............................................................13

12.5 Electrostatic Discharge Caution..............................13

12.6 Glossary..................................................................13

13 Mechanical, Packaging, and Orderable

Information.................................................................... 13

4 Revision History

NOTE: Page numbers for previous revisions may differ from page numbers in the current version.

Changes from Revision F (August 2003) to Revision G (April 2021) Page

• Updated the numbering format for tables, figures, and cross-references throughout the document..................1

• Updated to new TIS format ................................................................................................................................1

SN74HC266

SCLS135G – DECEMBER 1982 – REVISED APRIL 2021 www.ti.com

Product Folder Links: SN74HC266