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PCF8574PWR

PCF8574PWR

Manufacturer No:

PCF8574PWR

Manufacturer:

Texas Instruments

Description:

IC XPNDR 100KHZ I2C 20TSSOP

Datasheet:

Datasheet

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PCF8574PWR Specifications

  • Type
    Parameter
  • Supplier Device Package
    20-TSSOP
  • Package / Case
    20-TSSOP (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
    Active
  • Series
    -
The PCF8574PWR 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 PCF8574PWR:Advantages: 1. I2C Interface: The PCF8574PWR communicates with the microcontroller or host device through the I2C bus, 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 digital inputs or outputs using just two I2C pins. 3. Low Power Consumption: The PCF8574PWR 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. Addressable: Multiple PCF8574PWR chips can be connected to the same I2C bus, each with a unique address, enabling the expansion of I/O capabilities.Application Scenarios: 1. Keypad or Button Interface: The PCF8574PWR can be used to interface with a matrix keypad or multiple buttons, allowing the microcontroller to detect button presses or keypad inputs. 2. LED Control: It can be used to control multiple LEDs, where each I/O pin can be connected to an LED and controlled individually. 3. Digital Input Expansion: The PCF8574PWR can be used to expand the number of digital inputs available to the microcontroller, enabling the connection of additional sensors or switches. 4. Relay or GPIO Expansion: It can be used to expand the number of general-purpose input/output (GPIO) pins or control multiple relays, allowing the microcontroller to interface with more devices. 5. LCD Display Control: The PCF8574PWR can be used to control an LCD display, where each I/O pin can be connected to the LCD data lines or control signals.Overall, the PCF8574PWR is a versatile and useful integrated circuit chip for expanding the I/O capabilities of microcontrollers or host devices in various applications.
PCF8574PWR Relevant information