BMA456 datasheet(3/103 Pages) BOSCH

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Bosch Sensortec | BMA456 Data Sheet

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Document number: BST-BMA456-DS000-08

Revision_3.5_032025

Index of Contents

BMA456 - Basic Description................................................................................................................. 2

1. Specification ..................................................................................................................................... 8

2. Absolute maximum ratings ........................................................................................................... 10

3. Quick Start Guide ............................................................................................................................11

Note about using the BMA456:...........................................................................................11

First application setup examples algorithms: .....................................................................11

4. Functional Description .................................................................................................................. 14

Supply Voltage and Power Management ................................................................................15

Device Initialization..................................................................................................................16

Power Modes...........................................................................................................................17

Sensor Data.............................................................................................................................19

Acceleration Data .............................................................................................................. 19

Filter Settings..................................................................................................................... 19

Accelerometer data processing for performance mode .................................................... 19

Accelerometer data processing for low power mode ........................................................ 20

Data Ready Interrupt ......................................................................................................... 20

Temperature Sensor.......................................................................................................... 20

Sensor Time....................................................................................................................... 21

Configuration Changes...................................................................................................... 21

FIFO (limited to certain feature set configuration)...................................................................23

Frames............................................................................................................................... 23

Conditions and Details....................................................................................................... 26

FIFO data synchronization ................................................................................................ 28

FIFO synchronization with external interrupts................................................................... 28

FIFO Interrupts .................................................................................................................. 29

FIFO Flush......................................................................................................................... 29

Integrated feature set ..............................................................................................................30

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