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PCA8574ATS,112

PCA8574ATS,112

Manufacturer No:

PCA8574ATS,112

Manufacturer:

NXP USA Inc.

Description:

IC XPNDR 400KHZ I2C 20SSOP

Datasheet:

Datasheet

Delivery:

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PCA8574ATS,112 Specifications

  • Type
    Parameter
  • Supplier Device Package
    20-SSOP
  • Package / Case
    20-LSSOP (0.173", 4.40mm Width)
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 85°C
  • Voltage - Supply
    2.3V ~ 5.5V
  • Clock Frequency
    400 kHz
  • Current - Output Source/Sink
    100µA, 25mA
  • Output Type
    Push-Pull
  • Features
    POR
  • Interrupt Output
    Yes
  • Interface
    I²C
  • Number of I/O
    8
  • DigiKey Programmable
    Not Verified
  • Packaging
    Tube
  • Packaging
    Tube
  • Product Status
    Obsolete
  • Series
    -
The PCA8574ATS,112 is an integrated circuit chip that belongs to the PCA8574 family of remote 8-bit I/O expanders for I2C-bus. Here are some advantages and application scenarios of this chip:Advantages: 1. I2C Interface: The chip uses the I2C interface, which is a widely used communication protocol for connecting various devices in embedded systems. This allows for easy integration with microcontrollers and other I2C-compatible devices. 2. Expandable I/O: The PCA8574ATS,112 provides 8 additional I/O pins, which can be used to expand the number of available I/Os in a system. This is particularly useful when the microcontroller has limited I/O pins. 3. Low Power Consumption: The chip operates at low power, making it suitable for battery-powered applications or systems where power efficiency is important. 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. This helps in reducing the need for continuous polling of the I/O pins.Application Scenarios: 1. I/O Expansion: The primary application of the PCA8574ATS,112 chip is to expand the number of available I/O pins in a system. It can be used in various applications such as industrial control systems, home automation, robotics, and sensor interfacing. 2. Keypad or Button Interface: The chip can be used to interface with a keypad or a set of buttons. Each button can be connected to one of the I/O pins, and the chip can detect button presses and send the corresponding information to the microcontroller. 3. LED Control: The chip can be used to control multiple LEDs in a system. Each LED can be connected to one of the I/O pins, and the microcontroller can send commands to the chip to turn on/off or dim the LEDs. 4. Digital Input/Output: The chip can be used to interface with various digital sensors or actuators. For example, it can be used to read inputs from digital sensors like temperature sensors, proximity sensors, or to control digital actuators like relays or motors.Overall, the PCA8574ATS,112 chip provides a convenient and efficient way to expand the I/O capabilities of a microcontroller or other I2C-compatible devices, making it suitable for a wide range of applications.
PCA8574ATS,112 Relevant information