SCHS246A August   1998  – August 2024 CD74AC251

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 Recommended Operating Conditions
    3. 4.3 Thermal Information
    4. 4.4 Electrical Characteristics
    5. 4.5 Switching Characteristics
  6. 5 Parameter Measurement Information
  7. 6 Detailed Description
    1. 6.1 Functional Block Diagram
    2. 6.2 Device Functional Modes
  8. 7 Application and Implementation
    1. 7.1 Power Supply Recommendations
    2. 7.2 Layout
      1. 7.2.1 Layout Guidelines
  9. 8 Device and Documentation Support
    1. 8.1 Documentation Support (Analog)
      1. 8.1.1 Related Links
    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

1 Features

  • Buffered inputs
  • Typical propagation delay
    • 6ns at VCC = 5V, TA = 25°C, CL = 50pF
  • Exceeds 2kV ESD protection MIL-STD-883, method 3015
  • SCR-latchup-resistant CMOS process and circuit design
  • Speed of bipolar FAST™/AS/S with significantly reduced power consumption
  • Balanced propagation delays
  • AC types feature 1.5V to 5.5V operation and balanced noise immunity at 30% of the supply
  • ±24mA output drive current
    • Fanout to 15 FAST™ ICs
    • Drives 50Ω transmission lines