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MCP23009T-E/MG

MCP23009T-E/MG

Manufacturer No:

MCP23009T-E/MG

Manufacturer:

Microchip Technology

Description:

IC XPNDR 3.4MHZ I2C 16QFN

Datasheet:

Datasheet

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MCP23009T-E/MG Specifications

  • Type
    Parameter
  • Supplier Device Package
    16-QFN (3x3)
  • Package / Case
    16-VFQFN Exposed Pad
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 125°C
  • Voltage - Supply
    1.8V ~ 5.5V
  • Clock Frequency
    3.4 MHz
  • Current - Output Source/Sink
    25mA
  • Output Type
    Open Drain
  • 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 MCP23009T-E/MG is an integrated circuit chip that provides 8-bit parallel input/output (I/O) expansion for I2C bus applications. Some advantages and application scenarios of this chip are:Advantages: 1. I2C Interface: The MCP23009T-E/MG chip uses the I2C interface, which allows for easy communication with microcontrollers and other devices that support I2C communication. 2. Expandable I/O: It provides 8 additional I/O pins, which can be used to expand the number of available I/O pins on a microcontroller or other devices. 3. Low Power Consumption: The chip has low power consumption, 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.Application Scenarios: 1. Expanding I/O Pins: The MCP23009T-E/MG chip can be used to expand the number of available I/O pins on microcontrollers that have limited I/O pins. This is particularly useful in projects that require a large number of sensors, actuators, or other peripherals. 2. Keypad or Button Matrix: It can be used to interface with a keypad or button matrix, allowing multiple buttons to be connected using fewer I/O pins. 3. LED Control: The chip can be used to control multiple LEDs using fewer I/O pins. This is useful in applications where a large number of LEDs need to be controlled individually, such as in signage or lighting systems. 4. Sensor Interface: It can be used to interface with various sensors, such as temperature sensors, humidity sensors, or motion sensors, allowing the microcontroller to read data from multiple sensors using a single I2C bus. 5. Industrial Automation: The MCP23009T-E/MG chip can be used in industrial automation applications, where it can be used to control and monitor various devices and sensors in a distributed system.Overall, the MCP23009T-E/MG chip provides a convenient and efficient way to expand the I/O capabilities of microcontrollers and other devices, making it suitable for a wide range of applications.
MCP23009T-E/MG Relevant information