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PCAL9538APWJ

PCAL9538APWJ

Manufacturer No:

PCAL9538APWJ

Manufacturer:

NXP Semiconductors

Description:

PCAL9538A - LOW-VOLTAGE 8-BIT I2

Datasheet:

Datasheet

Delivery:

Payment:

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PCAL9538APWJ Specifications

  • Type
    Parameter
  • Supplier Device Package
    16-TSSOP
  • Package / Case
    16-TSSOP (0.173", 4.40mm Width)
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 85°C
  • Voltage - Supply
    1.65V ~ 5.5V
  • Clock Frequency
    400 kHz
  • Current - Output Source/Sink
    10mA, 25mA
  • Output Type
    Open Drain, Push-Pull
  • Features
    POR
  • Interrupt Output
    Yes
  • Interface
    I²C, SMBus
  • Number of I/O
    8
  • DigiKey Programmable
    Not Verified
  • Packaging
    Bulk
  • Product Status
    Obsolete
  • Series
    -
The PCAL9538APWJ is an integrated circuit chip that offers several advantages and can be applied in various scenarios. Some of the advantages and application scenarios of the PCAL9538APWJ chip are:Advantages: 1. GPIO Expansion: The PCAL9538APWJ chip provides 16 general-purpose input/output (GPIO) pins, allowing for easy expansion of GPIO capabilities in a system. 2. I2C Interface: The chip communicates over the I2C (Inter-Integrated Circuit) bus, which is a widely used serial communication protocol. This makes it compatible with a wide range of microcontrollers and other devices. 3. Interrupt Functionality: The PCAL9538APWJ chip supports interrupt functionality, allowing it to generate interrupts to the host microcontroller when certain events occur on the GPIO pins. This can help reduce the need for continuous polling of the GPIO pins, saving processing power. 4. Low Power Consumption: The chip is designed to operate at low power, making it suitable for battery-powered devices or applications where power efficiency is important.Application Scenarios: 1. Industrial Automation: The PCAL9538APWJ chip can be used in industrial automation systems to expand the number of GPIO pins available for controlling and monitoring various devices and sensors. 2. Internet of Things (IoT): With its low power consumption and I2C interface, the chip can be used in IoT devices to provide additional GPIO capabilities, enabling connectivity and control of peripheral devices. 3. Consumer Electronics: The PCAL9538APWJ chip can be used in consumer electronics products, such as smart home devices, to expand the number of GPIO pins available for user interaction or controlling external devices. 4. Automotive Applications: The chip can be used in automotive applications to provide additional GPIO pins for controlling various functions, such as lighting, sensors, or actuators. 5. Robotics: The PCAL9538APWJ chip can be used in robotics applications to expand the number of GPIO pins available for controlling motors, sensors, or other peripheral devices.Overall, the PCAL9538APWJ chip offers GPIO expansion, I2C compatibility, interrupt functionality, and low power consumption, making it suitable for a wide range of applications requiring additional GPIO capabilities.
PCAL9538APWJ Relevant information