Home / I/O Expanders / PCA9535DWR/
PCA9535DWR

PCA9535DWR

Manufacturer No:

PCA9535DWR

Manufacturer:

Texas Instruments

Description:

IC XPNDR 400KHZ I2C SMBUS 24SOIC

Datasheet:

Datasheet

Delivery:

Payment:

Please send RFQ , we will respond immediately.

PCA9535DWR Specifications

  • Type
    Parameter
  • Supplier Device Package
    24-SOIC
  • Package / Case
    24-SOIC (0.295", 7.50mm 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
    16
  • DigiKey Programmable
    Not Verified
  • Packaging
    Cut Tape (CT)
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Active
  • Series
    -
The PCA9535DWR is an integrated circuit chip that belongs to the PCA953x family of devices. It is an 16-bit I2C-bus and SMBus I/O expander with an interrupt output and an open-drain output. Here are some advantages and application scenarios of the PCA9535DWR chip:Advantages: 1. Expandability: The PCA9535DWR 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 configured as inputs or outputs. 2. I2C Interface: The chip communicates over the I2C bus, which is a widely used serial communication protocol. This makes it compatible with a wide range of microcontrollers and other devices. 3. Interrupt Output: The PCA9535DWR chip has an interrupt output pin that can be used to notify the microcontroller of any changes in the input pins' status. This allows for efficient monitoring of the input pins without continuously polling them. 4. Low Power Consumption: The chip has a low power consumption mode, which makes it suitable for battery-powered applications.Application Scenarios: 1. GPIO Expansion: The PCA9535DWR chip is commonly used to expand the number of general-purpose input/output (GPIO) pins available on microcontrollers. This is particularly useful when the microcontroller has limited I/O pins, but more are required for connecting various sensors, actuators, or other peripherals. 2. Keypad or Button Matrix: The chip can be used to interface with a keypad or button matrix. By configuring some of the I/O pins as inputs, the chip can detect button presses and send the corresponding signals to the microcontroller. 3. LED Control: The PCA9535DWR chip can be used to control multiple LEDs. By configuring some of the I/O pins as outputs, the chip can drive LEDs directly or control external LED drivers. 4. Sensor Interface: The chip can be used to interface with various sensors that have digital outputs. By connecting the sensor outputs to the I/O pins configured as inputs, the chip can read the sensor data and communicate it to the microcontroller.Overall, the PCA9535DWR chip provides a convenient and flexible solution for expanding I/O capabilities in various applications, making it a popular choice in embedded systems and electronic devices.
PCA9535DWR Relevant information