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PCF8574DWRG4

PCF8574DWRG4

Manufacturer No:

PCF8574DWRG4

Manufacturer:

Texas Instruments

Description:

IC XPNDR 100KHZ I2C 16SOIC

Datasheet:

Datasheet

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PCF8574DWRG4 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
    Last Time Buy
  • Series
    -
The PCF8574DWRG4 is an integrated circuit chip that belongs to the PCF857x family of remote 8-bit I/O expanders for I2C-bus. Here are some advantages and application scenarios of the PCF8574DWRG4:Advantages: 1. I2C Interface: The PCF8574DWRG4 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-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 PCF8574DWRG4 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 Voltage Range: The chip supports a wide voltage range, typically from 2.5V to 6V, making it compatible with various microcontrollers and systems.Application Scenarios: 1. GPIO Expansion: The PCF8574DWRG4 can be used to expand the number of GPIO pins available on a microcontroller. It is commonly used in applications where the microcontroller has limited I/O pins but needs to control multiple devices or read inputs from various sensors. 2. Keypad Interface: It can be used to interface with a matrix keypad, where each key is connected to one of the PCF8574DWRG4's input pins. The chip can detect key presses and send the corresponding data to the microcontroller. 3. LED Control: The PCF8574DWRG4 can be used to control multiple LEDs, where each LED is connected to one of the output pins. The microcontroller can send commands to the chip to turn on/off or dim the LEDs. 4. Sensor Interface: It can be used to interface with various sensors that provide digital outputs. The PCF8574DWRG4 can read the sensor outputs and send the data to the microcontroller for further processing. 5. I/O Expansion for Arduino: The PCF8574DWRG4 is commonly used with Arduino boards to expand the number of available I/O pins. It allows Arduino users to connect more devices or sensors without the need for complex wiring or additional microcontrollers.Overall, the PCF8574DWRG4 chip offers a simple and efficient way to expand I/O capabilities in various applications, making it a popular choice among electronics enthusiasts and professionals.
PCF8574DWRG4 Relevant information