SCHS326A January   2003  – December 2024 CD54AC109 , CD74AC109

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Description
  4. 3 Pin Configuration and Functions
  5. 4 Specifications
    1. 4.1  Absolute Maximum Ratings
    2. 4.2  ESD Ratings
    3. 4.3  Recommended Operating Conditions
    4. 4.4  Thermal Information
    5. 4.5  Electrical Characteristics
    6. 4.6  Timing Requirements
    7. 4.7  Timing Requirements
    8. 4.8  Timing Requirements
    9. 4.9  Switching Characteristics
    10. 4.10 Switching Characteristics
    11. 4.11 Switching Characteristics
    12. 4.12 Operating Characteristics
  6. 5 Parameter Measurement Information
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Device Functional Modes
  8. 7 Application and Implementation
    1. 7.1 Power Supply Recommendations
    2. 7.2 Layout
      1. 7.2.1 Layout Guidelines
      2. 7.2.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 Documentation Support
      1. 8.1.1 Related Documentation
    2. 8.2 Receiving Notification of Documentation Updates
    3. 8.3 Support Resources
    4. 8.4 Trademarks
    5. 8.5 Electrostatic Discharge Caution
    6. 8.6 Glossary
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • J|16
Thermal pad, mechanical data (Package|Pins)
Orderable Information

4.10 Switching Characteristics

over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V, CL = 50 pF (unless otherwise noted) (see Load Circuit and Voltage Waveforms)
PARAMETER FROM (INPUT) TO (OUTPUT) -55°C to 125°C -40°C to 85°C UNIT
MIN MAX MIN MAX
fmax 71 81 MHz
tPLH CLK Q or Q 3.6 14.4 3.7 13.1 ns
CLR or PRE 4.3 17.1 4.4 15.5
tPHL CLK Q or Q 3.6 14.4 3.7 13.1 ns
CLR or PRE 4.3 17.1 4.4 15.5