BMA400 3-axes ultra-low power accelerometer BMA400 Data sheet Document revision 1.2 Document release date July 2019 Document number BST-BMA400-DS000-03 Technical reference code 0 273 141 275 Notes Data and descriptions in this document are subject to change without notice. Product photos and pictures are for illustration purposes only and may differ from the real product appearance 2 126 Bosch Sensortec BMA400 Data sheet BMA400 Basic Description 12 bit, digital, triaxial acceleration sensor with smart on-chip motion and position-triggered interrupt features. Key features Small package size LGA package (12 pins), footprint 2mm x 2mm, height 0.95 mm Ultra-low power Low current consumption of data acquisition without compromising on performance (< 14.5 A with highest performance) Programmable functionality Acceleration ranges 2g/4g/8g/16g Low-pass filter bandwidths = 0.48*ODR up to a max. output data read out of 800Hz On-chip FIFO Integrated FIFO on sensor with 1 KB On-chip interrupt features Auto-low power/Auto wakeup Activity/In-activity Step Counter (overall device current consumption 4A) Activity Recognition (Walking, Running, Standing still) Orientation detection Tap/double tap Digital interface SPI (4-wire, 3-wire), IC, 2 interrupt pins V voltage range: 1.2V to 3.6V DDIO RoHS compliant, halogen-free Typical applications Step Counting with ultra-low current consumption for extensive battery lifetime Advanced system power management for mobile applications and (smart) watches Fitness applications / Activity Tracking Tap / double tap sensing Drop detection for warranty logging Window/door measurements for climate control and alarm systems IoT applications powered by coin cell driven batteries, requiring <1uA and auto-wakeup functionality Document number: BST-BMA400-DS000-03 Revision 1.2 072019 Modifications reserved Data subject to change without notice