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

6.5 Electrical Characteristics

over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS VCC MIN TYP MAX UNIT
VOH High-Level Output Voltage VI = VIH or VIL IOH = –20 µA TA = 25°C 4.5 V 4.4 4.499 V
SN54HCT245 4.4
SN74HCT245 4.4
IOH = –6 mA TA = 25°C 3.98 4.3
SN54HCT245 3.7
SN74HCT245 3.84
VOL Low-Level Output Voltage VI = VIH or VIL IOL = 20 µA TA = 25°C 4.5 V 0.001 0.1 V
SN54HCT245 0.1
SN74HCT245 0.1
IOL = 6 mA TA = 25°C 0.17 0.26
SN54HCT245 0.4
SN74HCT245 0.33
II Input Current DIR or OE VI = VCC or 0 TA = 25°C 5.5 V ±0.1 ±100 nA
SN54HCT245 ±1000
SN74HCT245 ±1000
IOZ Off-State Output Current A or B VO = VCC or 0 TA = 25°C 5.5 V ±0.01 ±0.5 µA
SN54HCT245 ±10
SN74HCT245 ±5
ICC Supply Current VI = VCC or 0 IO = 0 TA = 25°C 5.5 V 8 µA
SN54HCT245 160
SN74HCT245 80
∆ICC(1) Supply-Current Change One input at 0.5 V or 2.4 V,
Other inputs at 0 or VCC		 TA = 25°C 5.5 V 1.4 2.4 mA
SN54HCT245 3
SN74HCT245 2.9
Ci(2) Input Capacitance DIR or OE TA = 25°C 4.5 V to
5.5 V		 3 10 pF
SN54HCT245 10
SN74HCT245 10
(1) This is the increase in supply current for each input that is at one of the specified TTL voltage levels, rather than 0 V or VCC.
(2) Parameter Ci does not apply to transceiver I/O ports.