详细说明
BMA220
8 BIT, DIGITAL, TRIAXIAL ACCELERATION SENSOR WITH INTELLIGENT
ON-CHIP MOTION-TRIGGERED INTERRUPT CONTROLLER
Key features
 Ultra-Small package LGA package (12 pins), footprint 2mm x 2mm,
height 0.95mm
 Digital interface SPI (4-wire, 3-wire), I²C, 2 interrupt pins
VDDIO voltage range: 1.2V to 3.6V
 Programmable functionality Acceleration ranges ±2g/±4g/±8g/±16g
Low-pass filter bandwidths 1kHz - <8Hz
&#61623; On-chip FIFO Integrated FIFO with a depth of 32 frames
&#61623; On-chip interrupt controller Motion-triggered interrupt-signal generation for
- new data
- any-motion (slope) detection
- tap sensing (single tap / double tap)
- orientation recognition
- flat detection
- low-g/high-g detection
- no-motion / inactivity detection
&#61623; Ultra-low power Low current consumption, short wake-up time,
advanced features for system power management