SCLS419H June   1998  – July 2024 SN74AHCT174

PRODMIX  

  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
    5. 5.5 Electrical Characteristics
    6. 5.6 Timing Requirements
    7. 5.7 Switching Characteristics
    8. 5.8 Noise Characteristics
    9. 5.9 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 Power Supply Recommendations
    2. 8.2 Layout
      1. 8.2.1 Layout Guidelines
      2. 8.2.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Documentation Support (Analog)
      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

3 Description

These positive-edge-triggered D-type flip-flops have a direct clear (CLR) input.

Package Information
PART NUMBER PACKAGE(1) PACKAGE(2) BODY SIZE(3)
SN74AHCT174 D (SOIC, 16) 9.9mm × 6mm 9.00mm × 3.90mm
DB (SSOP, 16) 6.2mm × 7.8mm 6.2mm × 5.3mm
N (PDIP , 16) 19.3mm × 9.4mm 19.3mm × 6.35mm
NS (SOP, 16) 10.2mm × 7.8mm 10.2mm × 5.3mm
PW (TSSOP, 16) 5mm × 6.4mm 5.00mm × 4.40mm
(2) The package size (length × width) is a nominal value and includes pins, where applicable.
(3) The body size (length × width) is a nominal value and does not include pins.
SN74AHCT174 Logic Diagram (Positive Logic)Logic Diagram (Positive Logic)