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PCF8574N

PCF8574N

Manufacturer No:

PCF8574N

Manufacturer:

Texas Instruments

Description:

IC I/O EXPANDER I2C 8B 16DIP

Datasheet:

Datasheet

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PCF8574N Specifications

  • Type
    Parameter
  • Supplier Device Package
    16-PDIP
  • Package / Case
    16-DIP (0.300", 7.62mm)
  • Mounting Type
    Through Hole
  • 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
    Tube
  • Packaging
    Bulk
  • Product Status
    Active
  • Series
    -
The PCF8574N is an integrated circuit chip that serves as an I/O expander for microcontrollers or other digital systems. It provides additional input/output pins, which can be controlled through the I2C bus interface. Here are some advantages and application scenarios of the PCF8574N:Advantages: 1. Increased I/O Pins: The PCF8574N expands the number of available I/O pins, allowing for the connection of multiple devices or sensors to a microcontroller without requiring additional pins. 2. Simplified Wiring: With the PCF8574N, you can reduce the number of wires needed to connect multiple devices, as it uses the I2C bus interface, which requires only two wires for communication. 3. Easy Integration: The chip is straightforward to integrate into existing systems, as it communicates through the widely used I2C protocol. 4. Low Power Consumption: The PCF8574N has low power requirements, making it suitable for battery-powered applications.Application Scenarios: 1. Home Automation: The PCF8574N can be used in home automation systems to control various devices such as lights, fans, or sensors. It allows for the expansion of I/O pins on a microcontroller to accommodate multiple devices. 2. Robotics: In robotics projects, the PCF8574N can be utilized to connect and control various sensors, actuators, or modules, expanding the capabilities of the microcontroller. 3. Industrial Control Systems: The chip can be employed in industrial control systems to interface with different sensors, switches, or relays, enabling the monitoring and control of various processes. 4. IoT Devices: For Internet of Things (IoT) applications, the PCF8574N can be used to connect multiple sensors or actuators to a microcontroller, expanding the functionality of the IoT device. 5. Display Control: The PCF8574N can be utilized to control various types of displays, such as LCD or LED displays, by providing additional I/O pins for data and control signals.Overall, the PCF8574N integrated circuit chip offers the advantages of increased I/O pins, simplified wiring, easy integration, and low power consumption. It finds applications in various fields, including home automation, robotics, industrial control systems, IoT devices, and display control.
PCF8574N Relevant information