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MMA8491Q Datasheet 3-Axis Multifunction Digital Accelerometer

Manufacturer: NXP Semiconductors

General Description

The MMA8491Q is a low voltage, 3-axis low-g accelerometer housed in a 3 mm x 3 mm QFN package.

The device can accommodate two accelerometer configurations, acting as either a 45° tilt sensor or a digital output accelerometer with I2C bus.

• As a 45° tilt sensor, the MMA8491Q device offers extreme ease of implementation by using a single line output per axis.

Overview

MMA8491Q 3-Axis Multifunction Digital Accelerometer Rev.

2.1 — 26 April 2016 Data sheet: Technical data COMPANY PUBLIC 1.

Key Features

  • Extreme low power, 400 nA per Hz.
  • Ultra-fast data output time, ~700 μs.
  • VDD supply range of 1.95 V to 3.6 V.
  • 3 mm x 3 mm, 0.65 mm pitch with visual solder joint inspection.
  • ±8 g full-scale range.
  • 14-bit digital output, 1 mg/LSB sensitivity.
  • Output Data Rate (ODR), implementation based from < 1 Hz to 800 Hz1.
  • I2C digital interface.
  • 3-axis, 45° tilt outputs 3 Typical.