ADXL202EB Analog Devices Inc, ADXL202EB Datasheet
ADXL202EB
Specifications of ADXL202EB
Related parts for ADXL202EB
ADXL202EB Summary of contents
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GENERAL DESCRIPTION The ADXL202E is a low-cost, low-power, complete 2-axis acceler- ometer with a digital output, all on a single monolithic IC improved version of the ADXL202AQC/JQC. The ADXL202E will measure accelerations with a full-scale range ...
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ADXL202E–SPECIFICATIONS Parameter Conditions SENSOR INPUT Each Axis 2 Measurement Range Nonlinearity Best Fit Straight Line 3 Alignment Error Alignment Error X Sensor to Y Sensor 4 Cross-Axis Sensitivity SENSITIVITY Each Axis Duty Cycle per g T1/T2, V Duty Cycle per ...
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ABSOLUTE MAXIMUM RATINGS Acceleration (Any Axis, Unpowered for 0.5 ms 1000 g Acceleration (Any Axis, Powered for 0.5 ms 500 ...
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ADXL202E–Typical Performance Characteristics 1.28 1.32 1.36 1.41 1.45 1.49 1.53 VOLTS 1.25 1.31 1.36 1.42 1.48 VOLTS ...
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0.142 0.148 0.155 0.162 0.169 0.176 0.182 V 9.50 9.90 10.4 10.8 11.3 11.8 12.2 PERCENT DUTY CYCLE ...
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ADXL202E 230 250 270 290 310 330 350 NOISE DENSITY – rms 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 –40 – TEMPERATURE – ...
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C ° ° –0.046 –0.038 –0.029 –0.021 –0.013 –0.004 PERCENT/ C ° 400 300 200 100 0 –100 –200 –300 –50 –25 ...
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ADXL202E DEFINITIONS T1 Length of the “on” portion of the cycle. T2 Length of the total cycle. Duty Cycle Ratio of the “on” time (T1) of the cycle to the total cycle (T2). Defined as T1/T2 for the ADXL202E/ ADXL210. ...
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DESIGN PROCEDURE FOR THE ADXL202E The design procedure for using the ADXL202E with a duty cycle output involves selecting a duty cycle period and a filter capacitor. A proper design will take into account the application requirements for bandwidth, signal ...
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ADXL202E MICROCOMPUTER INTERFACES The ADXL202E is specifically designed to work with low-cost microcontrollers. Specific code sets, reference designs, and applica- tion notes are available from the factory. This section will outline a general design procedure and discuss the various trade-offs ...
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Table V. Trade-Offs Between Microcontroller Counter Rate, T2 Period, and Resolution of Duty Cycle Modulator Counter- ADXL202E Clock Counts R Sample Rate per T2 SET T2 (ms Rate (MHz) Cycle 1.0 124 1000 2.0 2000 1.0 124 1000 ...
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ADXL202E USING THE ADXL202E IN VERY LOW POWER APPLICATIONS An application note outlining low power strategies for the ADXL202E is available. Some key points are presented here possible to reduce the ADXL202E’s average current from 0 ...