SCLS577B March   2004  – April 2020 SN74HC74-Q1

PRODUCTION DATA.  

  1. Features
  2. Applications
  3. Description
    1.     Device Images
      1.      Functional Pinout of the SN74HC74-Q1
  4. Revision History
  5. Pin Configuration and Functions
    1.     Pin Functions
  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 Characteristics
    7. 6.7 Switching Characteristics
    8. 6.8 Operating Characteristics
    9. 6.9 Typical Characteristics
  7. Parameter Measurement Information
  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. 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
        4. 9.2.1.4 Timing 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 Community 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)
  • D|14
  • PW|14
Thermal pad, mechanical data (Package|Pins)
Orderable Information

Timing Characteristics

CL = 50 pF; over operating free-air temperature range (unless otherwise noted). See Parameter Measurement Information.
PARAMETER VCC Operating free-air temperature (TA) UNIT
25°C –40°C to 125°C
MIN MAX MIN MAX
fclock Clock frequency 2 V 6 4.2 MHz
4.5 V 31 21
6 V 0 36 0 25
tw Pulse duration PRE or CLR low 2 V 100 150 ns
4.5 V 20 30
6 V 17 25
CLK high or low 2 V 80 120
4.5 V 16 24
6 V 14 20

tsu
 

Setup time before CLK↑
 
Data 2 V 100 150 ns
4.5 V 20 30
6 V 17 25
PRE or CLR inactive 2 V 25 40
4.5 V 5 8
6 V 4 7

th
 

Hold time, data after CLK↑
 
2 V 0 0 ns
4.5 V 0 0
6 V 0 0