SCHS173D November   1997  – November 2021 CD54HC259 , CD54HCT259 , CD74HC259 , CD74HCT259

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
    3. 5.3 Thermal Information
    4. 5.4 Electrical Characteristics
    5. 5.5 Prerequisite for Switching Characteristics
    6. 5.6 Switching Characteristics (2)
  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°C -40°C to 85°C -55°C to 125°C UNIT
MIN TYP MAX MIN TYP MAX MIN TYP MAX
HC TYPES
tWL Pulse Width G 2 70 90 105 ns
4.5 14 18 21
5 12 15 18
tWL CLR 2 70 90 105 ns
4.5 14 18 21
6 12 15 18
tSU Setup time

D to G

S to G

 2 80 100 120 ns
4.5 16 20 24
6 14 17 20
tH Hold time

D to G

S to G

 2 0 0 0 ns
4.5 0 0 0
6 0 0 0
HCT TYPES
tWL Pulse width

G

CLR

 4.5 18 23 27 ns
tSU Setup Time

D to G

S to G

 4.5 17 21 26 ns
tH Hold Time

D to G

S to G

 4.5 0 0 0 pF