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PCA9500PW

PCA9500PW

Manufacturer No:

PCA9500PW

Manufacturer:

NXP USA Inc.

Description:

PARALLEL I/O PORT, 8-BIT, 8 I/O,

Datasheet:

Datasheet

Delivery:

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PCA9500PW Specifications

  • Type
    Parameter
  • Supplier Device Package
    -
  • Package / Case
    -
  • Mounting Type
    -
  • Operating Temperature
    -
  • Voltage - Supply
    -
  • Current - Output Source/Sink
    -
  • Output Type
    -
  • Features
    -
  • Interface
    -
  • DigiKey Programmable
    Not Verified
  • Packaging
    Bulk
  • Product Status
    Active
  • Series
    *
The PCA9500PW is an integrated circuit chip that belongs to the PCA9500 series of I2C-bus controlled 16-bit I/O expander family. Here are some advantages and application scenarios of the PCA9500PW chip:Advantages: 1. Expandability: The PCA9500PW chip allows for expanding the number of I/O pins available on a microcontroller or other devices. It provides 16 additional I/O pins, which can be individually configured as inputs or outputs. 2. I2C Interface: The chip communicates with the microcontroller or host device using the I2C-bus interface, which is a widely used serial communication protocol. This makes it compatible with a wide range of microcontrollers and other devices. 3. Low Power Consumption: The PCA9500PW chip is designed to operate at low power, making it suitable for battery-powered applications or devices where power efficiency is crucial. 4. Interrupt Functionality: The chip supports interrupt functionality, allowing the microcontroller to be notified when a change occurs on any of the I/O pins. This helps in reducing the need for continuous polling of the pins, saving processing power and improving efficiency.Application Scenarios: 1. Expanding I/O Pins: The primary application of the PCA9500PW chip is to expand the number of I/O pins available on a microcontroller or other devices. It is commonly used in applications where the available I/O pins on the microcontroller are insufficient to connect all the required peripherals or sensors. 2. LED Control: The chip can be used to control multiple LEDs in applications such as LED displays, lighting systems, or status indicators. The I/O pins can be configured as outputs to drive the LEDs, and the I2C interface allows for easy control and customization. 3. Keypad or Button Inputs: In applications where a large number of buttons or keypad inputs are required, the PCA9500PW chip can be used to expand the available I/O pins. Each button or keypad switch can be connected to an individual I/O pin, and the chip can be configured to generate interrupts when any button is pressed or released. 4. GPIO Expansion: The chip can be used to expand the general-purpose input/output (GPIO) capabilities of a microcontroller or other devices. This is useful in applications where additional digital inputs or outputs are needed, such as industrial automation, robotics, or home automation systems.Overall, the PCA9500PW chip offers expandability, low power consumption, and easy integration with microcontrollers, making it suitable for various applications requiring additional I/O pins or GPIO expansion.
PCA9500PW Relevant information