SCHS174D February   1998  – October 2025 CD54HC273 , CD54HCT273 , CD74HC273 , CD74HCT273

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3.   3
  4. 2 Applications
  5. 3 Description
  6. 4 Pin Configuration and Functions
  7. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 Recommended Operating Conditions
    3. 5.3 Thermal Information
    4. 5.4 Electrical Characteristics
    5. 5.5 Timing Requirements
    6. 5.6 Switching Characteristics
    7. 5.7 Typical Characteristics
  8. 6 Parameter Measurement Information
  9.   16
  10. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Balanced CMOS Push-Pull Outputs
      2. 7.3.2 Standard CMOS Inputs
      3. 7.3.3 TTL-Compatible CMOS Inputs
      4. 7.3.4 Clamp Diode Structure
    4. 7.4 Device Functional Modes
  11. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
        1. 8.2.1.1 Power Considerations
        2. 8.2.1.2 Input Considerations
        3. 8.2.1.3 Output Considerations
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curve
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  12. 9 Device and Documentation Support
    1. 9.1 Documentation Support
      1. 9.1.1 Related Documentation
    2. 9.2 Receiving Notification of Documentation Updates
    3. 9.3 Support Resources
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 Glossary
  13. 10Revision History
  14. 11Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • N|20
  • DW|20
Thermal pad, mechanical data (Package|Pins)
Orderable Information
Data Sheet

CDx4HC(T)273 High-Speed CMOS Logic Octal D-Type Flip-Flop with Reset