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  • SNxAHCT74 Dual Positive-Edge-Triggered D-Type Flip-Flops With Clear And Preset

    • SCLS263R December   1995  – October 2023 SN54AHCT74 , SN74AHCT74

      PRODMIX  

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  • SNxAHCT74 Dual Positive-Edge-Triggered D-Type Flip-Flops With Clear And Preset
  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Revision History
  6. 5 Pin Configuration and Functions
  7. 6 Specifications
    1. 6.1  Absolute Maximum Ratings
    2. 6.2  ESD Ratings
    3. 6.3  Recommended Operating Conditions
    4. 6.4  Thermal Information
    5. 6.5  Electrical Characteristics
    6. 6.6  Timing Requirements
    7. 6.7  Switching Characteristics
    8. 6.8  Noise Characteristics
    9. 6.9  Operating Characteristics
    10. 6.10 Typical Characteristics
  8. 7 Parameter Measurement Information
  9. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 TTL-Compatible CMOS Inputs
      2. 8.3.2 Balanced CMOS Push-Pull Outputs
      3. 8.3.3 Clamp Diode Structure
    4. 8.4 Device Functional Modes
  10. 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 Input Considerations
        2. 9.2.1.2 Output Considerations
        3. 9.2.1.3 Power Considerations
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
    3. 9.3 Power Supply Recommendations
    4. 9.4 Layout
      1. 9.4.1 Layout Guidelines
        1. 9.4.1.1 Layout Example
  11. 10Device and Documentation Support
    1. 10.1 Receiving Notification of Documentation Updates
    2. 10.2 Support Resources
    3. 10.3 Trademarks
    4. 10.4 Electrostatic Discharge Caution
    5. 10.5 Glossary
  12. 11Mechanical, Packaging, and Orderable Information
  13. IMPORTANT NOTICE

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
  • scls263r_oa
  • scls263r_pm
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Data Sheet

SNxAHCT74 Dual Positive-Edge-Triggered D-Type Flip-Flops With Clear And Preset

1 Features

  • Operating range of 4.5 V to 5.5 V
  • Low power consumption, 10-µA maximum ICC
  • ±8-mA output drive at 5 V
  • Inputs are TTL-voltage compatible
  • Latch-up performance exceeds 250 mA per JESD 17

2 Applications

  • Convert a momentary switch to a toggle switch
  • Hold a signal during controller reset
  • Input slow edge-rate signals
  • Operate in noisy environments
  • Divide a clock signal by two

 
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