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PCA9557DR

PCA9557DR

Manufacturer No:

PCA9557DR

Manufacturer:

Texas Instruments

Description:

IC XPNDR 400KHZ I2C SMBUS 16SOIC

Datasheet:

Datasheet

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PCA9557DR 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
    Active
  • Series
    -
The PCA9557DR is an integrated circuit chip that belongs to the PCA9557 family of devices. It is a 8-bit I2C-bus and SMBus I/O expander with interrupt and reset features. Some of the advantages and application scenarios of the PCA9557DR chip are as follows:Advantages: 1. Expandability: The PCA9557DR 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. Flexibility: The chip offers programmable I/O pins, allowing for customization and adaptability to different application requirements. 4. Interrupt capability: The PCA9557DR chip supports interrupt functionality, enabling efficient communication between the microcontroller and the I/O expander. 5. Low power consumption: It operates at low power levels, making it suitable for battery-powered devices or applications where power efficiency is crucial.Application scenarios: 1. Industrial automation: The PCA9557DR 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, or relays. 2. Home automation: It can be utilized in home automation systems to provide additional I/O pins for controlling lights, appliances, or other smart 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 and controlling sensors, actuators, or other peripherals. 4. Automotive electronics: It can be employed in automotive applications to expand the I/O capabilities of microcontrollers, allowing for control of various automotive systems, such as lighting, climate control, or infotainment. 5. Consumer electronics: The PCA9557DR chip can be used in consumer electronic devices, such as smart TVs, gaming consoles, or home security systems, to provide additional I/O pins for various functionalities.These are just a few examples of the advantages and application scenarios of the PCA9557DR integrated circuit chip. The chip's versatility and expandability make it suitable for a wide range of applications where additional I/O pins and flexibility are required.
PCA9557DR Relevant information