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

5.5 Electrical Characteristics

over recommended operating free-air temperature range (unless otherwise noted)
TEST CONDITIONS VCC MIN TYP(1) MAX UNIT
VIK Input diode clamp voltage II = –18 mA 2.5 V to 6 V –1.2 V
VPOR Power-on reset voltage VI = VCC or GND, IO = 0 6 V 1.3 2.4 V
IOH P port   VO = GND 2.5 V to 6 V -310 -30 μA
IOHT P port transient pullup current High during acknowledge, VOH = GND 2.5 V –1 mA
IOL SDA   VO = 0.4 V 2.5 V to 6 V 3 mA
P port VO = 1 V 5 V 10 25
INT VO = 0.4 V 2.5 V to 6 V 1.6
II SCL, SDA VI = VCC or GND 2.5 V to 6 V ±5 μA
INT ±5
A0, A1, A2 ±5
IIHL P port   -250mV < Vi < GND 2.5 V to 6 V ±400 μA
ICC Operating mode VI = VCC or GND, IO = 0, fSCL = 100 kHz 6 V 40 100 μA
Standby mode VI = VCC or GND, IO = 0 2.5 10
Ci SCL VI = VCC or GND 2.5 V to 6 V 1.5 7 pF
Cio SDA VIO = VCC or GND 2.5 V to 6 V 3 7 pF
P port 4 10
(1) All typical values are at VCC = 5 V, TA = 25°C.