SCHS203E November   1998  – July 2022 CD54HC4040 , CD54HCT4040 , CD74HC4040 , CD74HCT4040

PRODUCTION DATA  

  1. 1 Features
  2. 2 Description
  3. 3 Revision History
  4. 4 Pin Configuration and Functions
  5. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 Recommended Operating Conditions (1)
    3. 5.3 Thermal Information
    4. 5.4 Electrical Characteristics
    5. 5.5 Prerequisite for Switching Characteristics
    6. 5.6 Switching Characteristics
  6. 6 Parameter Measurement Information
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Device Functional Modes
  8. 8 Power Supply Recommendations
  9. 9 Layout
    1. 9.1 Layout Guidelines
  10. 10Device and Documentation Support
    1. 10.1 Documentation Support
      1. 10.1.1 Related Documentation
    2. 10.2 Receiving Notification of Documentation Updates
    3. 10.3 Support Resources
    4. 10.4 Trademarks
    5. 10.5 Electrostatic Discharge Caution
    6. 10.6 Glossary
  11. 11Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

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

5.5 Prerequisite for Switching Characteristics

PARAMETER VCC (V) 25℃ -40℃ to 85℃ -55℃ to 125℃ UNIT
MIN TYP MAX MIN MAX MIN MAX
HC TYPES
fMAX Maximum input pulse frequency 2 6 5 4 MHz
4.5 30 25 20
6 35 29 24
tW Input pulse width 2 80 100 120 ns
4.5 16 20 24
6 14 17 20
tREM Reset removal time 2 50 65 75 ns
4.5 10 13 15
6 9 11 13
tW Reset pulse width 2 80 100 120 ns
4.5 16 20 24
6 14 17 20
HCT TYPES
fMAX Maximum input pulse frequency 4.5 25 20 16 MHz
tW Input pulse width 4.5 20 25 30 ns
tREC Reset recovery time 4.5 10 13 15 ns
tW Reset pulse width 4.5 20 25 30 ns