SCLS020H March   1984  – December 2022 SN54HCT245 , SN74HCT245

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Switching Characteristics: CL = 50 pF
    7. 6.7 Switching Characteristics: CL = 150 pF
    8. 6.8 Operating Characteristics
    9. 6.9 Typical Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
    4. 8.4 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curve
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 Related Links
    3. 12.3 Receiving Notification of Documentation Updates
    4. 12.4 Support Resources
    5. 12.5 Trademarks
    6. 12.6 Electrostatic Discharge Caution
    7. 12.7 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • DB|20
  • NS|20
  • N|20
  • DGS|20
  • DW|20
  • PW|20
Thermal pad, mechanical data (Package|Pins)
Orderable Information

6.7 Switching Characteristics: CL = 150 pF

over recommended operating free-air temperature range, CL = 150 pF (unless otherwise noted) (see Figure 7-1)
PARAMETERFROM
(INPUT)		TO
(OUTPUT)		VCCTEST CONDITIONSMINTYPMAXUNIT
tpdA or BB or A4.5 VTA = 25°C2030ns
SN54HCT24545
SN74HCT24538
5.5 VTA = 25°C1827
SN54HCT24541
SN74HCT24534
tenOEA or B4.5 VTA = 25°C3659ns
SN54HCT24589
SN74HCT24574
5.5 VTA = 25°C3053
SN54HCT24580
SN74HCT24567
ttA or B4.5 VTA = 25°C1742ns
SN54HCT24563
SN74HCT24553
5.5 VTA = 25°C1438
SN54HCT24557
SN74HCT24548