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PCF8574ADW

PCF8574ADW

Manufacturer No:

PCF8574ADW

Manufacturer:

Texas Instruments

Description:

IC XPNDR 100KHZ I2C 16SOIC

Datasheet:

Datasheet

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PCF8574ADW Specifications

  • Type
    Parameter
  • Supplier Device Package
    16-SOIC
  • 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
    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
    Last Time Buy
  • Series
    -
The PCF8574ADW 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 PCF8574ADW chip:Advantages: 1. I2C Interface: The PCF8574ADW 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 using just two I2C pins. 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. Wide Operating Voltage Range: The PCF8574ADW chip can operate within a wide voltage range, typically from 2.5V to 6V, making it compatible with various microcontrollers and systems.Application Scenarios: 1. I/O Expansion: The PCF8574ADW chip is commonly used to expand the number of I/O pins available on microcontrollers that have limited I/O capabilities. It can be used to control various devices such as LEDs, switches, sensors, relays, etc. 2. Keypad Interface: It can be used to interface a keypad with a microcontroller. Each key of the keypad can be connected to one of the I/O pins of the PCF8574ADW chip, and the microcontroller can read the keypad status by communicating with the chip over I2C. 3. LCD Display Control: The chip can be used to control LCD displays that use parallel interfaces. By connecting the LCD data and control lines to the I/O pins of the PCF8574ADW chip, the microcontroller can send commands and data to the LCD using I2C communication. 4. GPIO Expansion: It can be used to expand the number of general-purpose I/O pins available on a microcontroller. This is particularly useful in applications where multiple devices need to be controlled or monitored. 5. Industrial Automation: The PCF8574ADW chip can be used in industrial automation systems to interface various sensors, actuators, and control devices with a central microcontroller or PLC.Overall, the PCF8574ADW chip offers a simple and efficient way to expand I/O capabilities and interface with various devices in a wide range of applications.
PCF8574ADW Relevant information