ADXL345 Datasheet | Analog Devices

Data Sheet ADXL345 3-Axis, ±2 g/±4 g/±8 g/±16 g Digital Accelerometer Features - Ultralow power: as low as 23 µA in measurement mode and 0.1 µA in standby mode at VS = 2.5 V (typical) - Power consumption scales automatically with bandwidth - User-selectable resolution - Fixed 10-bit resolution - Full resolution, where resolution increases with g range, up to 13-bit resolution at ±16 g (maintaining 4 mg/LSB scale factor in all g ranges) - Embedded memory management system with FIFO technology minimizes host processor load - Single tap/double tap detection - Activity/inactivity monitoring - Free-fall detection - Supply voltage range: 2.0 V to 3.6 V - I/O voltage range: 1.7 V to VS - SPI (3- and 4-wire) and I2C digital interfaces - Flexible interrupt modes mappable to either interrupt pin - Measurement ranges selectable via serial mand - Bandwidth selectable via serial mand - Wide temperature range (- 40°C to +85°C) - 10,000 g shock survival - Pb free/Ro HS pliant - Small and thin: 3 mm × 5 mm × 1 mm LGA package APPLICATIONS - Handsets - Medical instrumentation FUNCTIONAL BLOCK DIAGRAM - Gaming and pointing devices - Industrial instrumentation - Personal navigation...