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MCP23018T-E/SO

MCP23018T-E/SO

Manufacturer No:

MCP23018T-E/SO

Manufacturer:

Microchip Technology

Description:

IC XPNDR 3.4MHZ I2C 28SOIC

Datasheet:

Datasheet

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MCP23018T-E/SO Specifications

  • Type
    Parameter
  • Supplier Device Package
    28-SOIC
  • Package / Case
    28-SOIC (0.295", 7.50mm Width)
  • 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
    16
  • DigiKey Programmable
    Not Verified
  • Packaging
    Cut Tape (CT)
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Active
  • Series
    -
The MCP23018T-E/SO is an integrated circuit chip that provides general-purpose input/output (GPIO) expansion for microcontrollers or other digital systems. It offers several advantages and can be used in various application scenarios. Here are some key advantages and application scenarios of the MCP23018T-E/SO:Advantages: 1. GPIO Expansion: The MCP23018T-E/SO chip provides additional GPIO pins, allowing you to expand the number of inputs and outputs available for your microcontroller or digital system.2. I2C Interface: It communicates with the microcontroller or host system using the I2C (Inter-Integrated Circuit) protocol, which requires only two wires for data transfer. This simplifies the wiring and reduces the number of pins required on the microcontroller.3. Configurable Pins: Each GPIO pin on the MCP23018T-E/SO can be individually configured as an input or output. This flexibility allows you to adapt the chip to different application requirements.4. Interrupt Capability: The MCP23018T-E/SO supports interrupt-on-change functionality, which means it can generate an interrupt signal to the microcontroller when any of the input pins change state. This feature is useful for applications that require real-time response to external events.Application Scenarios: 1. Expanding GPIO: The MCP23018T-E/SO is commonly used when the number of available GPIO pins on a microcontroller is insufficient for a particular project. It allows you to connect additional sensors, actuators, or other peripherals that require digital input/output.2. Keypad or Button Matrix: The chip can be used to interface with a keypad or button matrix, where multiple buttons or keys share a common set of input/output lines. By using the MCP23018T-E/SO, you can reduce the number of pins required on the microcontroller to read the button states.3. LED Control: If you need to control a large number of LEDs, the MCP23018T-E/SO can be used to expand the available output pins. This is particularly useful in applications such as LED displays, signage, or lighting systems.4. Sensor Interface: The MCP23018T-E/SO can be used to interface with various sensors that require digital input/output, such as temperature sensors, proximity sensors, or motion detectors. It allows you to connect and control multiple sensors using a single I2C interface.These are just a few examples of the advantages and application scenarios of the MCP23018T-E/SO integrated circuit chip. Its flexibility, GPIO expansion capabilities, and I2C interface make it a versatile choice for various digital systems and microcontroller projects.
MCP23018T-E/SO Relevant information