Datasheet SN74HCS05 (Texas Instruments) - 9

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SN74HCS05 www.ti.com
SCLS797A – JUNE 2020 – REVISED OCTOBER 2020
8.3.3 Clamp Diode Structure
The inputs and outputs to this device have both positive and negative clamping diodes as depicted in Figure 8-1.
CAUTION
Voltages beyond the values specified in the Absolute Maximum Ratings table can cause damage to the device. The recommended input and output voltage ratings may be exceeded if the input and output clamp-current ratings are observed. VCC Device +IIK +IOK Input Logic Output -IIK -IOK GND
Figure 8-1. Electrical Placement of Clamping Diodes for Each Input and Output 8.4 Device Functional Modes Table 8-1. Function Table INPUT OUTPUT A Y
L Z H L Copyright © 2020 Texas Instruments Incorporated Submit Document Feedback 9 Product Folder Links: SN74HCS05 Document Outline 1 Features 2 Applications 3 Description Table of Contents 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 Open-Drain CMOS Outputs 8.3.2 CMOS Schmitt-Trigger 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 Related Links 12.3 Support Resources 12.4 Trademarks 12.5 Electrostatic Discharge Caution 12.6 Glossary 13 Mechanical, Packaging, and Orderable Information