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PCA9534APW

PCA9534APW

Manufacturer No:

PCA9534APW

Manufacturer:

Texas Instruments

Description:

IC XPND 400KHZ I2C SMBUS 16TSSOP

Datasheet:

Datasheet

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PCA9534APW 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
    2.3V ~ 5.5V
  • Clock Frequency
    400 kHz
  • Current - Output Source/Sink
    10mA, 25mA
  • Output Type
    Push-Pull
  • Features
    POR
  • Interrupt Output
    Yes
  • Interface
    I²C, SMBus
  • Number of I/O
    8
  • DigiKey Programmable
    Not Verified
  • Packaging
    Tube
  • Packaging
    Bulk
  • Product Status
    Obsolete
  • Series
    -
The PCA9534APW is an integrated circuit chip that belongs to the PCA9534 family of 8-bit I/O expanders with an I2C interface. Here are some advantages and application scenarios of the PCA9534APW:Advantages: 1. I2C Interface: The chip uses the I2C communication protocol, which allows for easy integration with microcontrollers and other devices supporting I2C. 2. Expandable I/O: The PCA9534APW provides 8 additional I/O pins, which can be used to expand the number of available I/O pins on a microcontroller or other devices. 3. Low Power Consumption: The chip has low power consumption, making it suitable for battery-powered applications. 4. Interrupt Output: It provides an interrupt output pin that can be used to notify the microcontroller of any changes in the input pins' state, reducing the need for continuous polling.Application Scenarios: 1. GPIO Expansion: The PCA9534APW can be used to expand the number of available GPIO pins on microcontrollers or other devices. This is particularly useful in applications where the number of available pins is limited, such as small microcontrollers or systems-on-chip (SoCs). 2. LED Control: The chip can be used to control multiple LEDs using the I2C interface. It allows for individual control of each LED, enabling applications like LED matrix displays or status indicators. 3. Keypad or Button Interface: The PCA9534APW can be used to interface with a keypad or a set of buttons. The input pins can be configured as inputs with pull-up resistors, and the interrupt output can be used to detect button presses or changes in the keypad state. 4. Sensor Interface: The chip can be used to interface with various sensors that have digital outputs. The input pins can be configured to read the sensor outputs, and the interrupt output can be used to notify the microcontroller of any changes in the sensor readings.Overall, the PCA9534APW is a versatile chip that provides additional I/O pins and can be used in various applications requiring I2C-based GPIO expansion or control.
PCA9534APW Relevant information