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PCF8574ADGVR

PCF8574ADGVR

Manufacturer No:

PCF8574ADGVR

Manufacturer:

Texas Instruments

Description:

IC I/O EXPANDER I2C 8B 20TVSOP

Datasheet:

Datasheet

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PCF8574ADGVR 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
    Cut Tape (CT)
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Last Time Buy
  • Series
    -
The PCF8574ADGVR 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 PCF8574ADGVR:Advantages: 1. I2C Interface: The PCF8574ADGVR 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 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 Voltage Range: The PCF8574ADGVR supports a wide voltage range, from 2.5V to 6V, making it compatible with a variety of microcontrollers and devices.Application Scenarios: 1. Keypad Interface: The PCF8574ADGVR can be used to interface a keypad with a microcontroller. Each key can be connected to one of the I/O pins, and the chip can detect which key is pressed by reading the corresponding pin. 2. LED Control: It can be used to control multiple LEDs using a minimal number of microcontroller pins. Each LED can be connected to an I/O pin, and the microcontroller can turn them on or off by setting the corresponding pin high or low. 3. Sensor Input: The chip can be used to read inputs from various sensors, such as temperature sensors, light sensors, or proximity sensors. The sensors can be connected to the I/O pins, and the microcontroller can read the sensor values by communicating with the chip over the I2C bus. 4. Digital I/O Expansion: It can be used to expand the number of digital I/O pins available on a microcontroller. This is useful when the microcontroller has limited I/O pins, but more devices or sensors need to be controlled or monitored.Overall, the PCF8574ADGVR chip offers a simple and efficient way to expand the I/O capabilities of a microcontroller, making it suitable for a wide range of applications.
PCF8574ADGVR Relevant information