Single-Axis SPI Inertial Sensor

MMA685x, a SafeAssure solution, is a SPI-based, single-axis, medium-g, over-damped lateral accelerometer designed for use in automotive airbag systems.

FEATUREs
• ±20g to ±120g full-scale range
• 3.3V or 5V single supply operation
• SPI-compatible serial interface
• 10-bit digital signed or unsigned SPI data output
• Programmable arming functions
• 12 low-pass filter options, ranging from 50 Hz to 1000 Hz
• Optional offset cancellation with > 6s averaging period and < 0.25 LSB/s slew rate
• Pb-Free 16-Pin QFN-6 by 6 Package