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PCF8574ADWG4

PCF8574ADWG4

Manufacturer No:

PCF8574ADWG4

Description:

PCF857REMO8-BIEXPANDFI2C-BUS

Datasheet:

Datasheet

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PCF8574ADWG4 Specifications

  • Type
    Parameter
  • Supplier Device Package
    -
  • Package / Case
    -
  • Mounting Type
    -
  • Operating Temperature
    -
  • Voltage - Supply
    -
  • Current - Output Source/Sink
    -
  • Output Type
    -
  • Features
    -
  • Interface
    -
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Obsolete
  • Series
    *
The PCF8574ADWG4 is an integrated circuit chip that belongs to the PCF8574 family of remote 8-bit I/O expanders for I2C-bus. Here are some advantages and application scenarios of the PCF8574ADWG4:Advantages: 1. I2C Interface: The PCF8574ADWG4 chip communicates with the microcontroller or other devices using the I2C protocol, which allows for easy integration into various systems. 2. Expandable I/O: It provides 8-bit I/O expansion, allowing the microcontroller to control up to 8 additional devices or read inputs from external sensors. 3. Low Power Consumption: The chip operates at low power, making it suitable for battery-powered applications. 4. Interrupt Output: It has an interrupt output pin that can be used to notify the microcontroller when an input changes, reducing the need for continuous polling. 5. Wide Operating Voltage Range: The PCF8574ADWG4 can operate within a wide voltage range, typically from 2.5V to 6V, making it compatible with various microcontrollers and systems.Application Scenarios: 1. Digital I/O Expansion: The PCF8574ADWG4 can be used to expand the number of digital I/O pins of a microcontroller. It is commonly used in applications where the microcontroller has limited I/O pins, such as in embedded systems, robotics, and home automation. 2. Keypad or Button Interface: It can be used to interface with a keypad or a set of buttons. Each button can be connected to one of the PCF8574ADWG4's input pins, and the microcontroller can read the button states through the I2C interface. 3. LED Control: The chip can be used to control multiple LEDs. Each LED can be connected to one of the PCF8574ADWG4's output pins, and the microcontroller can turn on/off the LEDs by writing to the chip's registers. 4. Sensor Interface: It can be used to interface with various sensors that provide digital outputs. The sensors can be connected to the PCF8574ADWG4's input pins, and the microcontroller can read the sensor data through the I2C interface. 5. I/O Expansion for Raspberry Pi or Arduino: The PCF8574ADWG4 can be used with popular development boards like Raspberry Pi or Arduino to expand their I/O capabilities. It allows these boards to interface with more devices or sensors without using up all the available pins.Overall, the PCF8574ADWG4 chip offers a simple and efficient way to expand the I/O capabilities of microcontrollers and is widely used in various applications that require additional digital I/O pins.
PCF8574ADWG4 Relevant information