BMA423 Data Sheet Digital, triaxial acceleration sensor BMA423 Data Sheet Document revision 2.0 Document release date August 2019 Document number BST-BMA423-DS006-00 Technical reference code 0 273 016 016 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 2 101 Bosch Sensortec BMA423 Data Sheet BMA423 - Basic Description 12 bit, digital, triaxial acceleration sensor with intelligent on-chip motion-triggered interrupt features optimized for wearable applications. Key features Small package size LGA package (12 pins), footprint 2mm x 2mm, height 0.95 mm Digital interface SPI (4-wire, 3-wire), IC, 2 interrupt pins V voltage range: 1.2V to 3.6V DDIO Programmable functionality Acceleration ranges 2g/4g/8g/16g Low-pass filter bandwidths 684Hz - <8Hz up to a max. output data read out of 1.6 kHz On-chip FIFO Integrated FIFO on sensor with 1 kb On-chip interrupt features See Application note Wearable feature set Ultra-low power Low current consumption of data acquisition and all integrated features (Secondary) Auxiliary Interface Hub for ext. Magnetometer and data synchronization RoHS compliant, halogen-free Typical applications Plug n Play Step-Counter solution with watermark functionality Fitness applications / Activity Tracking Power management for wearable applications Display on/off and profile switching User interface without hardware buttons E-compass tilt compensation and data synchronization Modifications reserved Data subject to change without notice Document number: BST-BMA423-DS006-00 Revision 2.0 082019