Datasheet
Preliminary Data Sheet
BMA400
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Confidential
BST-BMA400-DS000-00 | Version 0.1 | November 2017 Bosch Sensortec
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BOSCH and the symbol are registered trademarks of Robert Bosch GmbH, Germany.
Note: Specifications within this document are subject to change without notice.
BMA400
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 µA 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-activit
Step Counter (4µA)
Activity Recognition (Walking, Running, Standing still)
Orientation detection
Tap/double tap
Digital interface SPI (4-wire, 3-wire), I²C, 2 interrupt pins
V
DDIO
voltage range: 1.2V to 3.6V
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
Confidential and under NDA
Seeed Studio
Confidential and under NDA
Seeed Studio
Confidential and under NDA