SCLS509C June   2003  – June 2022 SN74HCT244-Q1

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 Switching Characteristics
    6. 5.6 Switching Characteristics
    7. 5.7 Operating 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 Receiving Notification of Documentation Updates
    2. 10.2 Support Resources
    3. 10.3 Trademarks
    4. 10.4 Electrostatic Discharge Caution
    5. 10.5 Glossary
  11. 11Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5.4 Electrical Characteristics

over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS VCC TA = 25°C MIN MAX UNIT
MIN TYP MAX
VOH VI = VIH or VIL IOH = −20 μA 4.5 V 4.4 4.499 4.4 V
IOH = −6 mA 3.98 4.3 3.7
VOL VI = VIH or VIL IOL = 20 μA 4.5 V 0.001 0.1 0.1 V
IOL = 6 mA 0.17 0.26 0.4
II VI = VCC or 0 5.5 V ±0.1 ±100 ±1000 nA
IOZ VO = VCC or 0, VI = VIH or VIL 5.5 V ±0.01 ±0.5 ±10 μA
ICC VI = VCC or 0, IO = 0 5.5 V 8 160 μA
ΔICC(1) One input at 0.5 V or 2.4 V,
Other inputs at 0 or VCC		 5.5 V 1.4 2.4 3 mA
Ci 4.5 V to 5.5 V 3 10 10 pF
(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.