ADXL204

PRODUCTION

Precision ±1.7g Single-/Dual-Axis iMEMS® Accelerometer

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Overview

  • High performance, dual-axis accelerometer on a single IC chip
  • Specified at V= 3.3V
  • 5 mm × 5 mm × 2 mm LCC package
  • Better than 2 mg resolution at 60 Hz
  • Low power: 500 µA at VS = 3.3 V (typical)
  • High zero g bias stability
  • High sensitivity accuracy
  • –40°C to +125°C temperature range
  • X-axis and Y- axis aligned to within 0.1° (typical)
  • BW adjustment with a single capacitor
  • Single-supply operation
  • 3500 g shock survival

The ADXL204 is a high precision, low power, complete dual-axis accelerometer with signal-conditioned voltage outputs, all on a single monolithic IC. Like the ADXL203, it measures acceleration with a full-scale range of ±1.7 g; however, the ADXL204 is tested and specified for 3.3 V supply voltage, whereas the ADXL203 is tested and specified at 5 V. Both parts function well over a wide 3 V to 6 V operating voltage range. The ADXL204 can measure both dynamic acceleration (for example, vibration) and static acceleration (for example, gravity).

The typical noise floor is 170 µg/√Hz, allowing signals below 2 mg (0.1° of inclination) to be resolved in tilt sensing applications using narrow bandwidths (<60 Hz).

The user selects the bandwidth of the accelerometer using Capacitor CX and Capacitor CY at the XOUT and YOUT pins. Bandwidths of 0.5 Hz to 2.5 kHz can be selected to suit the application.

The ADXL204 is available in a 5 mm × 5 mm × 2 mm, 8-terminal hermetic LCC package.

APPLICATIONS

  • Vehicle dynamic control (VDC)/electronic stability program (ESP) systems
  • Electronic chassis controls
  • Electronic braking
  • Platform stabilization/leveling
  • Navigation
  • Alarms and motion detectors
  • High accuracy, 2-axis tilt sensing

ADXL204
Precision ±1.7g Single-/Dual-Axis iMEMS® Accelerometer
ADXL204 Functional Block Diagram ADXL204 Pin Configuration
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Evaluation Kits

EVAL-ADXL204

ADXL204 Evaluation Board

Product Details

This page contains evaluation board documentation and ordering information for evaluation the ADXL204


EVAL-ADXL204
ADXL204 Evaluation Board

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