SCPS068K July   2001  – September 2024 PCF8574

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 I2C Interface Timing Requirements
    7. 5.7 Switching Characteristics
    8. 5.8 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 I2C Interface
      2. 7.3.2 Interface Definition
      3. 7.3.3 Address Reference
    4. 7.4 Device Functional Modes
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
        1. 8.2.1.1 Minimizing ICC When I/Os Control LEDs
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
      1. 8.3.1 Power-On Reset Requirements
    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 Documentation Support
      1. 9.1.1 Glossary
    2. 9.2 Receiving Notification of Documentation Updates
    3. 9.3 Support Resources
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

Package Options

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

5.8 Typical Characteristics

TA = 25°C (unless otherwise noted)

PCF8574 Supply Current vs Temperature
Figure 5-1 Supply Current vs Temperature
PCF8574 Supply Current vs Supply Voltage
Figure 5-3 Supply Current vs Supply Voltage
PCF8574 I/O Sink Current vs Output Low Voltage
Figure 5-5 I/O Sink Current vs Output Low Voltage
PCF8574 I/O Output Low Voltage vs Temperature
Figure 5-7 I/O Output Low Voltage vs Temperature
PCF8574 I/O Source Current vs Output High Voltage
Figure 5-9 I/O Source Current vs Output High Voltage
PCF8574 I/O High Voltage vs Temperature
Figure 5-11 I/O High Voltage vs Temperature
PCF8574 Standby Supply Current vs Temperature
Figure 5-2 Standby Supply Current vs Temperature
PCF8574 I/O Sink Current vs Output Low Voltage
Figure 5-4 I/O Sink Current vs Output Low Voltage
PCF8574 I/O Sink Current vs Output Low Voltage
Figure 5-6 I/O Sink Current vs Output Low Voltage
PCF8574 I/O Source Current vs Output High Voltage
Figure 5-8 I/O Source Current vs Output High Voltage
PCF8574 I/O Source Current vs Output High Voltage
Figure 5-10 I/O Source Current vs Output High Voltage