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CD74HCT21 Dual 4-Input AND Gates
SCHS418
March 2020
CD74HCT21
PRODUCTION DATA
CONTENTS
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CD74HCT21 Dual 4-Input AND Gates
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Switching Characteristics
6.7
Operating Characteristics
6.8
Typical Characteristics
7
Parameter Measurement Information
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Balanced CMOS Push-Pull Outputs
8.3.2
TTL-Compatible CMOS Inputs
8.3.3
Clamp Diode Structure
8.4
Device Functional Modes
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.1.1
Power Considerations
9.2.1.2
Input Considerations
9.2.1.3
Output Considerations
9.2.2
Detailed Design Procedure
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Documentation Support
12.1.1
Related Documentation
12.2
Support Resources
12.3
Trademarks
12.4
Electrostatic Discharge Caution
12.5
Glossary
13
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
封装选项
机械数据 (封装 | 引脚)
N|14
MPDI002C
D|14
MPDS177H
散热焊盘机械数据 (封装 | 引脚)
订购信息
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