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PCA9512AD,112

PCA9512AD,112

Manufacturer No:

PCA9512AD,112

Manufacturer:

NXP USA Inc.

Description:

IC BUFFER I2C/SMBUS HOTSWAP 8SO

Datasheet:

Datasheet

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PCA9512AD,112 Specifications

  • Type
    Parameter
  • Operating Temperature
    -40°C ~ 85°C
  • Current - Supply
    1.8mA
  • Voltage - Supply
    2.7V ~ 5.5V
  • Capacitance - Input
    10 pF
  • Signal Conditioning
    -
  • Delay Time
    -
  • Number of Channels
    1
  • Data Rate (Max)
    400kHz
  • Output
    2-Wire Bus
  • Input
    2-Wire Bus
  • Applications
    I²C - Hotswap
  • Type
    Buffer, Accelerator
  • Supplier Device Package
    8-SO
  • Package / Case
    8-SOIC (0.154", 3.90mm Width)
  • Mounting Type
    Surface Mount
  • Packaging
    Tube
  • Packaging
    Tube
  • Product Status
    Obsolete
  • Series
    -
The PCA9512AD,112 is a level-translating I2C-bus repeater chip manufactured by NXP Semiconductors. It offers several advantages and can be used in various application scenarios. Here are some of the advantages and application scenarios of the PCA9512AD,112:Advantages: 1. Level Translation: The PCA9512AD,112 provides bidirectional voltage-level translation between low-voltage (LV) and higher-voltage (HV) I2C-bus or SMBus applications. It allows communication between devices operating at different voltage levels, ensuring compatibility and interoperability.2. Buffering and Isolation: The chip acts as a repeater, buffering and isolating the I2C-bus segments. This helps in extending the bus length and improving signal integrity, especially in systems with multiple devices or long-distance communication requirements.3. Clock Stretching Support: The PCA9512AD,112 supports clock stretching, which allows devices to slow down the clock signal to accommodate slower devices on the bus. This feature ensures reliable communication in mixed-speed I2C-bus systems.4. Low Power Consumption: The chip is designed to consume low power, making it suitable for battery-powered or energy-efficient applications.Application Scenarios: 1. Mixed-Voltage Systems: The PCA9512AD,112 is commonly used in systems where devices with different voltage levels need to communicate over the I2C-bus. It enables seamless communication between LV and HV devices, eliminating the need for level-shifting circuits.2. Bus Extender: In applications requiring long-distance communication or multiple devices on the I2C-bus, the PCA9512AD,112 can be used as a repeater to extend the bus length and improve signal integrity. This is particularly useful in industrial automation, automotive, or large-scale sensor networks.3. Interfacing Legacy Devices: The chip can be employed to interface legacy devices operating at higher voltage levels with modern LV I2C-bus systems. It allows integration of older devices into newer designs without the need for complex level-shifting circuits.4. Mixed-Speed Systems: When devices with different clock speeds are present on the I2C-bus, the PCA9512AD,112 supports clock stretching, ensuring reliable communication between devices operating at different speeds. This is useful in scenarios where devices have varying processing capabilities or require different data transfer rates.Overall, the PCA9512AD,112 offers level translation, buffering, and clock stretching capabilities, making it a versatile chip suitable for various I2C-bus applications requiring voltage compatibility, signal integrity, and mixed-speed support.
PCA9512AD,112 Relevant information