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PCF8574ADWRE4

PCF8574ADWRE4

Manufacturer No:

PCF8574ADWRE4

Manufacturer:

Texas Instruments

Description:

IC XPNDR 100KHZ I2C 16SOIC

Datasheet:

Datasheet

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PCF8574ADWRE4 Specifications

  • Type
    Parameter
  • Supplier Device Package
    16-SOIC
  • Package / Case
    16-SOIC (0.295", 7.50mm Width)
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 85°C
  • Voltage - Supply
    2.5V ~ 6V
  • Clock Frequency
    100 kHz
  • Current - Output Source/Sink
    1mA, 25mA
  • Output Type
    Push-Pull
  • Features
    POR
  • Interrupt Output
    Yes
  • Interface
    I²C
  • Number of I/O
    8
  • DigiKey Programmable
    Not Verified
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Obsolete
  • Series
    -
The PCF8574ADWRE4 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 this chip:Advantages: 1. I2C Interface: The PCF8574ADWRE4 chip communicates with the microcontroller or other devices using the I2C bus protocol, which allows for easy integration into various systems. 2. Expandable I/O: It provides 8 additional I/O pins, which can be used to expand the number of input/output ports of a microcontroller or other devices. 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 any of the I/O pins change their state. 5. Wide Operating Voltage Range: The chip can operate within a wide voltage range, typically from 2.5V to 6V, allowing compatibility with different power supply systems.Application Scenarios: 1. I/O Expansion: The PCF8574ADWRE4 chip is commonly used to expand the number of I/O pins of microcontrollers that have limited I/O capabilities. It can be used in various applications such as robotics, home automation, industrial control systems, etc. 2. Keypad or Button Interface: It can be used to interface with a matrix keypad or multiple buttons, where each button is connected to one of the I/O pins. The chip can detect button presses and send the corresponding signals to the microcontroller. 3. LED Control: The chip can be used to control multiple LEDs by connecting them to the I/O pins. This is useful in applications where a microcontroller has limited GPIO pins for LED control. 4. Sensor Interface: It can be used to interface with various sensors that have digital outputs, such as proximity sensors, temperature sensors, etc. The I/O pins of the chip can read the sensor outputs and send the data to the microcontroller. 5. I/O Port Monitoring: The interrupt output pin of the chip can be used to monitor the state changes of the I/O pins. This is useful in applications where real-time monitoring of input signals is required.Overall, the PCF8574ADWRE4 chip provides a simple and efficient way to expand the I/O capabilities of microcontrollers and interface with various devices in different application scenarios.
PCF8574ADWRE4 Relevant information