MMA8452QR1

• Supply voltage: 1.95 V to 3.6 V
• Interface voltage: 1.6 V to 3.6 V
• ± 2G/±4G/±8G Dynamic range is available
• Output data rate (ODR) range: 1.56 Hz to 800 Hz
• Noise: 99μg/√Hz
• 12-bit and 8-bit digital outputs
• I2C digital output interface (up to 2.25 MHz at 4.7 kΩ pull-up resistor)
• 2 programmable interrupt pins for 6 interrupt sources
• 3 motion detection embedded channels
  • Free fall or motion detection: 1 channel
  • – Pulse detection: 1 channel
  • – Shaking detection: 1 channel
• Directional (horizontal/longitudinal) detection with set hysteresis compensation
• The ODR of auto-wake and auto-sleep can be changed automatically
• High-pass filtered data can be output in real time
• Self-detection
• RoHS compliant
• Power consumption: 6 μA – 165 μA

Typical applications 

• Electronic compass application
• Stationary direction detection (landscape/portrait, up/down, left/right, front/rear position recognition)
• Notebooks, e-book readers, and laptops drop and free fall detection
• Real-time orientation detection (virtual reality and console 3D user position feedback)
• Real-time activity analysis (step count of pedometers, free fall detection for HDDs, speculative navigation GPS backup)
• Motion detection for portable energy-saving products (for automatic sleep and automatic wake-up of mobile phones, PDAs, GPS, game consoles)
• Shock and vibration testing (mechatronics compensation, shipping and warranty usage records)
• User interface (menu scrolling via orientation change, label detection for button replacement)