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PCA9557DT

PCA9557DT

Manufacturer No:

PCA9557DT

Manufacturer:

Texas Instruments

Description:

IC XPNDR 400KHZ I2C SMBUS 16SOIC

Datasheet:

Datasheet

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PCA9557DT Specifications

  • Type
    Parameter
  • Supplier Device Package
    16-SOIC
  • Package / Case
    16-SOIC (0.154", 3.90mm 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
    Open Drain, Push-Pull
  • Features
    POR
  • Interrupt Output
    No
  • Interface
    I²C, SMBus
  • Number of I/O
    8
  • DigiKey Programmable
    Not Verified
  • Packaging
    Cut Tape (CT)
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Last Time Buy
  • Series
    -
The PCA9557DT is an integrated circuit chip that belongs to the PCA9557 family of devices. It is an 8-bit I2C-bus and SMBus I/O expander with interrupt and reset features. Some of the advantages and application scenarios of the PCA9557DT chip are as follows:Advantages: 1. Expandability: The PCA9557DT chip allows for easy expansion of I/O ports, providing additional digital input/output pins for a microcontroller or other devices. 2. Simplified design: It simplifies the design process by reducing the number of I/O pins required on the microcontroller, thereby saving space and reducing complexity. 3. I2C compatibility: The chip uses the I2C-bus interface, which is a widely used communication protocol, making it compatible with a wide range of microcontrollers and other devices. 4. Interrupt and reset features: The PCA9557DT chip supports interrupt functionality, allowing for efficient event-driven programming. It also provides a reset feature, which can be useful in certain applications.Application scenarios: 1. Industrial automation: The PCA9557DT chip can be used in industrial automation systems to expand the number of I/O pins available for controlling various devices, such as sensors, actuators, and switches. 2. Home automation: It can be utilized in home automation systems to provide additional I/O ports for controlling lights, appliances, and other devices. 3. Internet of Things (IoT): The chip can be integrated into IoT devices to expand the number of I/O pins available for connecting sensors, actuators, and other peripherals. 4. Robotics: PCA9557DT can be used in robotics applications to increase the number of I/O pins available for controlling motors, sensors, and other components. 5. Automotive electronics: It can be employed in automotive electronics to expand the I/O capabilities for controlling various functions, such as lighting, climate control, and infotainment systems.Overall, the PCA9557DT chip offers expandability, simplified design, and compatibility with I2C-bus interface, making it suitable for a wide range of applications requiring additional digital I/O pins.
PCA9557DT Relevant information