SCLS086G December   1982  – April 2021 SN54HC20 , SN74HC20

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
    1.     Pin Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 Recommended Operating Conditions
    3. 6.3 Thermal Information
    4. 6.4 Electrical Characteristics - 74
    5. 6.5 Electrical Characteristics - 54
    6. 6.6 Switching Characteristics - 74
    7. 6.7 Switching Characteristics - 54
    8. 6.8 Operating Characteristics
    9. 6.9 Typical Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Balanced CMOS Push-Pull Outputs
      2. 8.3.2 Standard CMOS Inputs
      3. 8.3.3 Clamp Diode Structure
    4. 8.4 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
        1. 9.2.1.1 Power Considerations
        2. 9.2.1.2 Input Considerations
        3. 9.2.1.3 Output Considerations
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 Related Links
    3. 12.3 Support Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • J|14
  • FK|20
  • W|14
Thermal pad, mechanical data (Package|Pins)
Orderable Information

6.4 Electrical Characteristics - 74

over operating free-air temperature range; typical values measured at TA = 25°C (unless otherwise noted).
PARAMETERTEST CONDITIONSVCCOperating free-air temperature (TA)UNIT
25°C-40°C to 85°C
MINTYPMAXMINTYPMAX
VOHHigh-level output voltageVI = VIH or VILIOH = –20 µA2 V1.91.9981.9V
4.5 V4.44.4994.4
6 V5.95.9995.9
IOH = –4 mA4.5 V3.984.33.84
IOH = –5.2 mA6 V5.485.85.34
VOLLow-level output voltageVI = VIH or VILIOL = 20 µA2 V0.0020.10.1V
4.5 V0.0010.10.1
6 V0.0010.10.1
IOL = 4 mA4.5 V0.170.260.33
IOL = 5.2 mA6 V0.150.260.33
IIInput leakage currentVI = VCC or 06 V±0.1±100±1000nA
ICCSupply currentVI = VCC or 0VI = VCC or 06 V220µA
CiInput capacitance2 V to 6 V31010pF