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PCF8574DGVRG4

PCF8574DGVRG4

Manufacturer No:

PCF8574DGVRG4

Manufacturer:

Texas Instruments

Description:

IC XPNDR 100KHZ I2C 20TVSOP

Datasheet:

Datasheet

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PCF8574DGVRG4 Specifications

  • Type
    Parameter
  • Supplier Device Package
    20-TVSOP
  • Package / Case
    20-TFSOP (0.173", 4.40mm 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
    Discontinued at Digi-Key
  • Series
    -
The PCF8574DGVRG4 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 PCF8574DGVRG4 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. Addressable: Multiple PCF8574DGVRG4 chips can be connected to the same I2C bus, each with a unique address, enabling the expansion of I/O pins.Application Scenarios: 1. Keypad Interface: The PCF8574DGVRG4 chip can be used to interface a keypad with a microcontroller. It can read the key presses and send the corresponding data to the microcontroller via I2C. 2. LED Control: It can be used to control multiple LEDs using a microcontroller. The microcontroller can send commands to the PCF8574DGVRG4 chip to turn on/off specific LEDs connected to its I/O pins. 3. Sensor Interface: The chip can be used to interface various sensors, such as temperature sensors, humidity sensors, or proximity sensors, with a microcontroller. It can read the sensor data and send it to the microcontroller for further processing. 4. LCD Display: It can be used to control an LCD display using a microcontroller. The PCF8574DGVRG4 chip can send the necessary commands and data to the LCD module via I2C, simplifying the interface between the microcontroller and the display. 5. GPIO Expansion: When a microcontroller has limited I/O pins, the PCF8574DGVRG4 chip can be used to expand the available GPIOs. It allows the microcontroller to control additional devices or read inputs from external sensors without the need for additional I/O pins on the microcontroller itself.Overall, the PCF8574DGVRG4 chip offers a convenient and flexible solution for I/O expansion and interfacing in various applications.
PCF8574DGVRG4 Relevant information