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PCF8574T/3,518

PCF8574T/3,518

Manufacturer No:

PCF8574T/3,518

Manufacturer:

NXP USA Inc.

Description:

IC XPNDR 100KHZ I2C 16SO

Datasheet:

Datasheet

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PCF8574T/3,518 Specifications

  • Type
    Parameter
  • Supplier Device Package
    16-SO
  • 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
    300µA, 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 PCF8574T/3,518 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 PCF8574T/3,518 chip communicates using the I2C protocol, which allows for easy integration with microcontrollers and other I2C devices. 2. Expandable I/O: It provides 8 additional I/O pins, which can be used to expand the number of input/output pins available on 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. Addressable: Multiple PCF8574T/3,518 chips can be connected to the same I2C bus, allowing for the expansion of I/O pins.Application Scenarios: 1. I/O Expansion: The PCF8574T/3,518 chip is commonly used to expand the number of I/O pins on microcontrollers that have limited pins available. It can be used in various applications such as robotics, home automation, and industrial control systems. 2. Keypad Interface: It can be used to interface with a matrix keypad, where each key is connected to one of the I/O pins. The chip can scan the keypad and send the keypress information to the microcontroller. 3. LED Control: The chip can be used to control multiple LEDs, where each LED is connected to one of the I/O 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 have digital outputs, such as switches, buttons, or digital proximity sensors. The chip can read the sensor state and send the information to the microcontroller. 5. LCD Display Control: The chip can be used to control an LCD display by connecting the data and control lines to the I/O pins. The microcontroller can send commands and data to the chip, which in turn controls the display.Overall, the PCF8574T/3,518 chip provides a simple and efficient way to expand the I/O capabilities of microcontrollers and is widely used in various applications that require additional digital inputs or outputs.
PCF8574T/3,518 Relevant information