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PCA9557DGVR

PCA9557DGVR

Manufacturer No:

PCA9557DGVR

Manufacturer:

Texas Instruments

Description:

IC XPND 400KHZ I2C SMBUS 16TVSOP

Datasheet:

Datasheet

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PCA9557DGVR Specifications

  • Type
    Parameter
  • Supplier Device Package
    16-TVSOP
  • Package / Case
    16-TFSOP (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
    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 PCA9557DGVR 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. Here are some advantages and application scenarios of the PCA9557DGVR:Advantages: 1. Expandability: The PCA9557DGVR allows for expanding the number of I/O ports available on a microcontroller or microprocessor. It provides an additional 8 I/O pins, which can be configured as inputs or outputs. 2. Simplified design: By using the PCA9557DGVR, designers can reduce the number of I/O pins required on the microcontroller, thus simplifying the overall design and reducing the complexity of the circuit. 3. I2C compatibility: The chip communicates over the I2C-bus, which is a widely used serial communication protocol. This compatibility allows for easy integration with various microcontrollers and microprocessors. 4. Interrupt and reset features: The PCA9557DGVR supports interrupt functionality, allowing the microcontroller to be notified when a specific I/O pin changes state. It also provides a reset feature, which can be used to reset the device or the microcontroller.Application scenarios: 1. Industrial automation: The PCA9557DGVR can be used in industrial automation systems to expand the number of I/O ports available for connecting sensors, actuators, and other peripheral devices. It simplifies the design and reduces the number of I/O pins required on the main controller. 2. Home automation: In home automation applications, the PCA9557DGVR can be used to interface various sensors and actuators, such as temperature sensors, motion detectors, and relays. It allows for easy expansion of I/O ports and simplifies the overall system design. 3. Internet of Things (IoT): The chip can be used in IoT devices to provide additional I/O ports for connecting sensors, actuators, and other peripherals. Its I2C compatibility and interrupt features make it suitable for IoT applications where low-power consumption and efficient communication are essential. 4. Automotive electronics: The PCA9557DGVR can be used in automotive electronics to expand the number of I/O ports available for connecting various sensors, switches, and indicators. Its interrupt feature can be utilized to monitor critical events and trigger appropriate actions.Overall, the PCA9557DGVR offers expandability, simplified design, and compatibility with I2C-bus, making it suitable for a wide range of applications requiring additional I/O ports and efficient communication.
PCA9557DGVR Relevant information