SCLS255N December   1995  – February 2024 SN54AHC74 , SN74AHC74

PRODUCTION DATA  

  1.   1
  2. Features
  3. Applications
  4. Description
  5. Pin Configuration and Functions
  6. Specifications
    1. 5.1  Absolute Maximum Ratings
    2. 5.2  ESD Ratings
    3. 5.3  Recommended Operating Conditions
    4. 5.4  Thermal Information — SN74AHC74
    5. 5.5  Electrical Characteristics
    6. 5.6  Timing Requirements — VCC = 3.3 V ± 0.3 V
    7. 5.7  Timing Requirements — VCC = 5 V ± 0.5 V
    8. 5.8  Switching Characteristics — VCC = 3.3 V ± 0.5 V
    9. 5.9  Switching Characteristics — VCC = 5 V ± 0.5 V
    10. 5.10 Noise Characteristics
    11. 5.11 Operating Characteristics
  7. Parameter Measurement Information
  8. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Device Functional Modes
  9. Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
        1. 8.2.1.1 Input Considerations
        2. 8.2.1.2 Output Considerations
        3. 8.2.1.3 Power Considerations
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
        1. 8.4.1.1 Layout Example
  10. 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
  11. 10Revision History
  12. 11Mechanical, 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

Switching Characteristics — VCC = 5 V ± 0.5 V

over recommended operating free-air temperature range, (unless otherwise noted)
PARAMETERFROM
(INPUT)
TO
(OUTPUT)
LOAD
CAPACITANCE
TA = 25°CSN54AHC74–40°C to +85°C
SN74AHC74
–40°C to +125°C
SN74AHC74
UNIT
MINTYPMAXMINMAXMINMAXMINMAX
fmaxCL = 15 pF130(1)170(1)110(1)110110MHz
CL = 50 pF90115757575
tPLHPRE or CLRQ or QCL = 15 pF4.8(1)7.7(1)1(1)9(1)1919ns
tPHL4.8(1)7.7(1)1(1)9(1)1919
tPLHCLKQ or QCL = 15 pF4.6(1)7.3(1)1(1)8.5(1)18.518.5ns
tPHL4.6(1)7.3(1)1(1)8.5(1)18.518.5
tPLHPRE or CLRQ or QCL = 50 pF6.39.7111111111ns
tPHL6.39.7111111111
tPLHCLKQ or QCL = 50 pF6.19.3110.5110.5110.5ns
tPHL6.19.3110.5110.5110.5
On products compliant to MIL-PRF-38535, this parameter is not production tested.