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Analog Devices Inc. ADXL343BCCZ-RL7

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Analog Devices Inc.
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    ADXL343BCCZ-RL7 this integrated circuit is available in factory sealed anti static packs. at Please read product page below detail information. including ADXL343BCCZ-RL7 price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for ADXL343BCCZ-RL7 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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    ADXL343BCCZ-RL7 informationADXL343BCCZ-RL7 information


    ADXL343BCCZ-RL7 Typical application Circuitry


    The ADXL343BCCZ-RL7 is a variant within the ADXL343 series of 3-axis MEMS accelerometers developed by Analog Devices. The series is renowned for its precision in detecting and measuring acceleration in three dimensions, making it highly suitable for applications in consumer electronics, automotive systems, industrial monitoring, and sports equipment. The "RL7" suffix typically denotes the packaging and reel quantity for this component, indicating its format for automated assembly processes.

    1. Power Supply Inputs (VDD, VDD_IO): The ADXL343BCCZ-RL7 requires two distinct power connections: VDD for the main supply voltage to the analog and digital circuits, usually between 2.0V and 3.6V, and VDD_IO for the interface logic, accommodating a range from 1.8V to 3.6V. Clean and stable power is essential for accurate operation, and decoupling capacitors should be positioned close to these pins to reduce noise.

    2. Ground (GND): A reliable ground connection is established through the GND pin, integral to the device's stability and performance. This pin should be well connected to the PCB's ground plane to ensure minimal noise and accurate acceleration measurement.

    3. Analog Outputs (XOUT, YOUT, ZOUT): The accelerometer provides analog outputs for the X, Y, and Z axes through XOUT, YOUT, and ZOUT pins, respectively. These outputs can be directly connected to an analog-to-digital converter (ADC) for digitization. Proper calibration and scaling, in accordance with the device's sensitivity specifications, are necessary to obtain precise acceleration data.

    4. Communication Interface (CS, SDO/ALT ADDRESS, SDA/SCL, SCLK): The ADXL343BCCZ-RL7 supports both SPI and I2C communication protocols. The CS pin functions as the chip select in SPI mode and determines the I2C mode when tied high to VDD_IO. The SDO/ALT ADDRESS pin serves dual purposes as the serial data output for SPI and an alternate address selector for I2C. SDA/SCL is used for I2C data and clock lines or as the serial data input in SPI, and SCLK is the serial clock for SPI communications.

    5. Interrupt Outputs (INT1, INT2): Two interrupt pins, INT1 and INT2, are configurable to signal various events like activity/inactivity, free-fall, or tap detection, facilitating immediate response to specific conditions. These pins can be connected to a microcontroller's interrupt inputs for efficient event handling.

    6. Self-Test Activation (ST): The self-test pin (ST) enables the internal self-test feature, allowing verification of the sensor's functionality. Activating self-test mode induces a predictable change in output, useful for diagnostics and ensuring sensor integrity.

    7. PCB Design Considerations: Careful PCB layout is crucial, especially to minimize the effects of noise and interference on the accelerometer's sensitive analog outputs. Keeping the power supply and ground paths short and using a solid ground plane can help reduce noise. Additionally, maintaining a clear separation between analog and digital sections of the circuit is advisable.

    8. Mechanical Mounting: Secure mounting of the ADXL343BCCZ-RL7 is essential to accurately measure the intended motion. It's important to minimize mechanical stress and board flexure that could affect the measurements, ensuring the accelerometer's alignment with the axes of interest.

    Incorporating the ADXL343BCCZ-RL7 into a design involves meticulous planning around power supply management, signal output handling, communication interface setup, and interrupt usage, along with careful PCB layout and mechanical considerations. By adhering to these guidelines, the ADXL343BCCZ-RL7 can be effectively employed in diverse applications requiring precise 3-axis acceleration sensing.


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    6. What is the process for return or replacement of ADXL343BCCZ-RL7?

    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the ADXL343BCCZ-RL7 we delivered, we will accept the replacement or return of the ADXL343BCCZ-RL7 only when all of the below conditions are fulfilled:

    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

    (2)We are informed of the defect described above within 90 days after the delivery of ADXL343BCCZ-RL7.

    (3)The PartNo is unused and only in the original unpacked packaging.

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    (1)Inform us within 90 days

    (2)Obtain Requesting Return Authorizations

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