SCLS255N December   1995  – February 2024 SN54AHC74 , SN74AHC74

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 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. 6 Parameter Measurement Information
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Device Functional Modes
  9. 8 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. 9 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

5.8 Switching Characteristics — VCC = 3.3 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 pF80(1)125(1)70(1)7070MHz
CL = 50 pF5075454545
tPLHPRE or CLRQ or QCL = 15 pF7.6(1)12.3(1)1(1)14.5(1)114.5114.5ns
tPHL7.612.31(1)14.5(1)114.5114.5
tPLHCLKQ or QCL = 15 pF6.711.91(1)14(1)114114ns
tPHL6.711.91(1)14(1)114114
tPLHPRE or CLRQ or QCL = 50 pF10.115.8118118118ns
tPHL10.115.8118118118
tPLHCLKQ or QCL = 50 pF9.215.4117.5117.5117.5ns
tPHL9.215.4117.5117.5117.5
(1) On products compliant to MIL-PRF-38535, this parameter is not production tested.