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BMA400 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including BMA400 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 BMA400 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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Key Applications:
1. Wearable Devices: The BMA400 is used in smartwatches and fitness trackers for activity tracking and step counting.
2. IoT Devices: It is suitable for IoT applications that require motion sensing, such as smart home automation.
3. Power Management: The sensor is employed in power management systems for detecting device orientation and enabling power-saving modes.
Parameter Features:
- Measurement Range: Offers a selectable measurement range of ±2g, ±4g, ±8g, or ±16g.
- Power Consumption: Ultra-low power consumption, with a typical value of 14 µA in normal mode.
- Output Data Rate: Configurable output data rate ranging from 12.5 Hz to 800 Hz.
- Advanced Features: Includes features like built-in step counter, activity recognition, and orientation detection.
Example Circuit - Step Counter in a Fitness Tracker:
1. Power Supply Connection: Connect the VDD pin of the BMA400 to the positive terminal of the power source (e.g., a battery) used in the fitness tracker.
2. Ground Connection: Attach the GND pin of the BMA400 to the ground terminal of the power source.
3. Data Communication: Link the SDA (Serial Data) and SCL (Serial Clock) pins of the BMA400 to the corresponding I2C pins on the fitness tracker's microcontroller.
4. Interrupt Configuration: Connect the INT1 or INT2 pin of the BMA400 to an interrupt pin on the microcontroller to enable interrupt-driven activity detection.
Design Considerations:
- Power Source: Ensure that the power source provides a stable voltage within the operating range of the BMA400 (typically 1.2V to 3.6V).
- I2C Communication: Properly configure the I2C communication settings, such as the clock frequency and address, for reliable data exchange between the BMA400 and the microcontroller.
- Interrupt Handling: Implement appropriate interrupt handling routines in the microcontroller's firmware to process signals from the BMA400 for activity detection and step counting.
- Mounting Orientation: Consider the mounting orientation of the BMA400 in the fitness tracker to ensure accurate motion sensing and step counting.
In summary, the BMA400 is a versatile three-axis accelerometer sensor, ideal for applications requiring low-power motion sensing and activity tracking. When designing circuits with the BMA400, it's essential to consider power source stability, I2C communication configuration, interrupt handling, and mounting orientation to achieve accurate and reliable operation in devices like fitness trackers.
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The price and inventory of BMA400 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
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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 BMA400 we delivered, we will accept the replacement or return of the BMA400 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 BMA400.
(3)The PartNo is unused and only in the original unpacked packaging.
Two processes to return the products:
(1)Inform us within 90 days
(2)Obtain Requesting Return Authorizations
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