SCAS956D May   2023  – March 2024 SN74AC244-Q1

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1  Absolute Maximum Ratings
    2. 5.2  ESD Ratings
    3. 5.3  Recommended Operating Conditions
    4. 5.4  Thermal Information
    5. 5.5  Electrical Characteristics
    6. 5.6  Switching Characteristics 1.5-V VCC
    7. 5.7  Switching Characteristics 1.8-V VCC
    8. 5.8  Switching Characteristics 2.5-V VCC
    9. 5.9  Switching Characteristics 3.3-V VCC
    10. 5.10 Switching Characteristics 5-V VCC
    11. 5.11 Noise Characteristics
    12. 5.12 Typical Characteristics
  7. 6 Parameter Measurement Information
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Balanced CMOS 3-State Outputs
      2. 7.3.2 Standard CMOS Inputs
      3. 7.3.3 Clamp Diode Structure
      4. 7.3.4 Wettable Flanks
    4. 7.4 Device Functional Modes
  9. 8 Application Information Disclaimer
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
        1. 8.2.1.1 Power Considerations
        2. 8.2.1.2 Input Considerations
        3. 8.2.1.3 Output Considerations
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Receiving Notification of Documentation Updates
    2. 9.2 Support Resources
    3. 9.3 Trademarks
    4. 9.4 Electrostatic Discharge Caution
    5. 9.5 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • RKS|20
  • DGS|20
  • PW|20
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5.5 Electrical Characteristics

over operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS VCC TA = 25°C -40°C to 125°C UNIT
MIN TYP MAX MIN TYP MAX
VOH IOH = -50 uA 1.5 V 1.4 1.4 V
1.8 V 1.7 1.79 1.7
2.5 V 2.4 2.49 2.4
3 V 2.9 2.99 2.9
4.5 V 4.4 4.49 4.4
5.5 V 5.4 5.49 5.4
IOH = -1 mA 1.8 V 1.53 1.44
IOH = -2mA 2.5 V 2.13 2
IOH = -4 mA 3 V 2.58 2.4
IOH = -12 mA 3 V 2.58 2.4
IOH = -24 mA 4.5 V 3.94 3.7
IOH = -24 mA 5.5 V 4.94 4.7
IOH = -75 mA(1) 5.5 V 3.85
IOH = -50 mA(1) 5.5 V 3.85
VOL IOL = 50 uA 1.5 V 0.1 0.1 V
1.8 V 0.1 0.1
2.5 V 0.1 0.1
3 V 0.002 0.1 0.1
4.5 V 0.001 0.1 0.1
5.5 V 0.001 0.1 0.1
IOL = 1 mA 1.8 V 0.2 0.36
IOL = 2 mA 2.5 V 0.36 0.5
IOL = 4 mA 3 V 0.36 0.5
IOL = 12 mA 3 V 0.36 0.5
IOL = 24 mA 4.5 V 0.36 0.5
IOL = 24 mA 5.5 V 0.36 0.5
IOL = 75 mA(1) 5.5 V 1.65
IOL = 50 mA(1) 5.5 V 1.65
II VI = 5.5 V or GND 0 V to 5.5 V ±0.1 ±1 µA
IOZ VO = VCC or GND 5.5 V ±0.25 ±5 µA
ICC VI = VCC or GND, IO = 0 5.5 V 2 20 µA
CI VI = VCC or GND 5 V 2.5 5.1 3 5.3 pF
CPD(2)(3) CL = 50 pF, F = 1Mhz 5 V 45 45 pF
(1) Not more than one output should be tested at a time, and the duration of the test should not exceed 10 ms
(2) CPD is used to determine the dynamic power consumption, per channel
(3) PD= VCC2 x FI x (CPD+ CL) where FI= input frequency, CL= output load capacitance, VCC= supply voltage