Bosch BMA400

12 bit, digital, triaxial acceleration sensor with smart on- chip motion and position- triggered interrupt features.

• Small package size
• Ultra- low power
• Programmable functionality
• On- chip FIFO
• On- chip interrupt features
• Digital interface
• RoHS compliant, halogen- free
• Low current consumption of data acquisition without compromising on performance (< 14.5 μA with highest performance)
• Acceleration ranges ±2g / ±4g / ±8g / ±16g
• Low- pass filter bandwidths = 0.48*ODR up to a max. output data read out of 800Hz
• Integrated FIFO on sensor with 1 KB
• Auto- low power/Auto wakeup
• Activity/In- activity
• Step Counter (overall device current consumption 4 μA)
• Activity Recognition (Walking, Running, Standing still)
• Orientation detection
• Tap/double tap
• SPI (4- wire, 3- wire), I²C, 2 interrupt pins
• VDDIO voltage range: 1.2V to 3.6V
• RoHS compliant, halogen- free

• 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