PCA8550D

PCA8550D

Manufacturer No:

PCA8550D

Manufacturer:

Texas Instruments

Description:

MUX, 8550 SERIES, 4 LINE INPUT

Datasheet:

Datasheet

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PCA8550D Specifications

  • Type
    Parameter
  • Supplier Device Package
    16-SO
  • Package / Case
    16-SOIC (0.154", 3.90mm Width)
  • Mounting Type
    Surface Mount
  • Operating Temperature
    0°C ~ 70°C
  • Voltage - Supply
    3V ~ 3.6V
  • Voltage Supply Source
    Single Supply
  • Current - Output High, Low
    2mA, 2mA
  • Independent Circuits
    1
  • Circuit
    1 x 4:4
  • Type
    Multiplexer
  • Packaging
    Tube
  • Product Status
    Active
  • Series
    -
The PCA8550D is an integrated circuit chip that provides an 8-bit I/O expander for the I2C-bus with interrupt and reset functions. Some of the advantages and application scenarios of this chip are:1. Increased I/O Ports: The PCA8550D allows for expansion of the available I/O ports of a microcontroller or an existing system. It provides 8-bit bidirectional I/O ports, which can be used to connect various peripheral devices like sensors, switches, LEDs, etc.2. Simplified Connection: With the I2C-bus interface, the PCA8550D simplifies the connection between the microcontroller and the peripheral devices. The I2C-bus is a popular interface that requires only two wires for communication, reducing the complexity and number of connections required.3. Interrupt Function: The PCA8550D includes an interrupt function that can be used to notify the microcontroller about changes in the input/output status. This enables the microcontroller to respond quickly to events or inputs from connected devices without needing to constantly poll the ports.4. Reset Function: The chip also offers a reset function that allows for resetting all the I/O ports to their default state. This can be useful when a system needs to be reset or initialized, ensuring that all ports are in a known state before starting the operation.5. Versatile Applications: The PCA8550D can be utilized in various application scenarios such as industrial automation, home automation, IoT devices, robotics, consumer electronics, and more. It is especially useful in situations where additional I/O ports are required or to extend the capabilities of an existing system.Overall, the PCA8550D integrated circuit chip offers increased I/O ports, simplified connections, interrupt and reset functions, making it a versatile component for expanding the functionality of microcontrollers and other systems.