ADXL354

Data Sheet Low Noise, Low Drift, Low Power, 3-Axis MEMS Accelerometers ADXL354/ADXL355 14205-001 FEATURES Hermetic package offers optimal long-term stability 0 g offset vs. temperature (all axes): 0.15 mg/°C maximum Ultralow noise spectral density, all axes: 22.5 μg/√Hz Low power, VSUPPLY (LDO regulator enabled) ADXL354 in measurement mode: 150 μA ADXL355 in measurement mode: 200 μA ADXL354/ADXL355 in standby mode: 21 μA ADXL354 has user adjustable analog output bandwidth ADXL355 digital output features Digital SPI and I2C interfaces supported 20-bit ADC Data interpolation routine for synchronous sampling Programmable high- and low-pass digital filters Electromechanical self test Integrated temperature sensor Voltage range options VSUPPLY with internal regulators: 2.25 V to 3.6 V V1P8ANA, V1P8DIG with internal LDO regulator bypassed: 1.8 V typical ± 10% Operating temperature range: −40°C to +125°C 14-terminal, 6 mm × 5.6 mm × 2.2 mm, LCC package APPLICATIONS Inertial measurement units (IMUs)/attitude and heading reference systems (AHRSs) Platform stabilization systems Structural health monitoring Seismic imaging Tilt sensing Robotics Condition monitoring GENERAL DESCRIPTION The analog output ADXL354 and the digital output ADXL355 are low noise density, low 0 g offset drift, low power, 3-axis accelerometers with selectable measurement ranges. The ADXL354B supports the ±2 g and ±4 g ranges, the ADXL354C supports the ±2 g and ±8 g ranges, and the ADXL355 supports the ±2 g, ±4...