Texas Instruments_PCA9554PWR

Texas Instruments
PCA9554PWR  
I/O Expanders

Texas Instruments
PCA9554PWR
749-PCA9554PWR
Ersa
Texas Instruments-PCA9554PWR-datasheets-5319089.pdf
IC XPND 400KHZ I2C SMBUS 16TSSOP
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    PCA9554PWR Description

    PCA9554PWR Description

    The PCA9554PWR is an I/O expander from Texas Instruments, designed to provide 8-bit I/O expansion for I2C and SMBus applications. With a clock frequency of 400 kHz, this device offers reliable and efficient communication. It operates within a supply voltage range of 2.3V to 5.5V, making it suitable for a wide range of applications. The PCA9554PWR features an interrupt output, allowing for easy integration with microcontrollers and other systems. It is available in a 16-pin TSSOP package and is RoHS3 compliant, ensuring environmental responsibility.

    PCA9554PWR Features

    • 8-bit I/O expansion for I2C and SMBus applications
    • Clock frequency of 400 kHz for efficient communication
    • Supply voltage range of 2.3V to 5.5V for compatibility with various systems
    • Interrupt output for easy integration with microcontrollers and other systems
    • 16-pin TSSOP package for compact and efficient board layout
    • RoHS3 compliant for environmental responsibility
    • POR (Power-On Reset) feature for reliable startup and operation
    • Moisture Sensitivity Level (MSL) of 1 (Unlimited) for robustness in various environments

    PCA9554PWR Applications

    The PCA9554PWR is ideal for applications requiring I/O expansion in a compact form factor. Some specific use cases include:

    1. Industrial control systems: The PCA9554PWR can be used to expand the number of digital inputs and outputs in industrial control systems, providing additional functionality and flexibility.
    2. Home automation: This I/O expander can be used in home automation systems to control various devices, such as lights, switches, and sensors, through a single I2C or SMBus interface.
    3. Wearable devices: The PCA9554PWR can be integrated into wearable devices to provide additional I/O functionality, such as button presses, touch inputs, or sensor data, in a compact form factor.
    4. Automotive systems: This I/O expander can be used in automotive systems to control various electronic components, such as infotainment systems, climate control, and lighting, through a single I2C or SMBus interface.

    Conclusion of PCA9554PWR

    The PCA9554PWR is a versatile I/O expander from Texas Instruments, offering 8-bit I/O expansion for I2C and SMBus applications. Its compact 16-pin TSSOP package, wide supply voltage range, and RoHS3 compliance make it suitable for a wide range of applications. With features such as an interrupt output and POR, the PCA9554PWR provides reliable and efficient I/O expansion for various systems. While it is marked as "Not For New Designs," it remains a valuable option for existing designs and applications that require its specific features and performance benefits.

    Tech Specifications

    Clock Frequency
    Operating Temperature
    Output Type
    ECCN
    Number of I/O
    Current - Output Source/Sink
    Mounting Type
    Product Status
    Supplier Device Package
    Series
    Package / Case
    Interrupt Output
    Voltage - Supply
    REACH Status
    Mfr
    Features
    HTSUS
    Package
    Interface
    RoHS Status
    Base Product Number
    Moisture Sensitivity Level (MSL)
    Mounting Style
    Unit Weight
    Product
    RoHS
    Supply Voltage - Min
    Minimum Operating Temperature
    Type
    Operating Supply Voltage
    Maximum Clock Frequency
    Number of I/Os
    Maximum Operating Temperature
    Logic Family
    Supply Voltage - Max
    USHTS
    Interface Type

    PCA9554PWR Documents

    Download datasheets and manufacturer documentation for PCA9554PWR

    Ersa Mult Dev A/T Site 16/Mar/2021      
    Ersa PCA9554      
    Ersa PCA9554      
    Ersa Design 22/Feb/2022       Datasheet Update 25/Jun/2014      

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