Datasheet ADXL1003 (Analog Devices) - 3

FabricanteAnalog Devices
DescripciónLow Noise, Wide Bandwidth, MEMS Accelerometer
Páginas / Página14 / 3 — Data Sheet. ADXL1003. SPECIFICATIONS. Table 1. Parameter Test. …
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Data Sheet. ADXL1003. SPECIFICATIONS. Table 1. Parameter Test. Conditions/Comments. Min. Typ. Max. Unit

Data Sheet ADXL1003 SPECIFICATIONS Table 1 Parameter Test Conditions/Comments Min Typ Max Unit

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Data Sheet ADXL1003 SPECIFICATIONS
TA = 25°C, VDD = 5.0 V, acceleration = 0 g, unless otherwise noted. All minimum and maximum specifications are guaranteed. Typical specifications may not be guaranteed.
Table 1. Parameter Test Conditions/Comments Min Typ Max Unit
SENSOR Measurement Range ±200 g Linearity1 Percentage of full-scale ±0.2 % Cross Axis Sensitivity2 Z-axis acceleration effect on x-axis ±0.8 % Y-axis acceleration effect on x-axis ±1.0 % SENSITIVITY (RATIOMETRIC TO VDD) Sensitivity3 DC 9.2 10 10.8 mV/g Sensitivity Change Due to Temperature4 TA = −40°C to +125°C ±5 % ZERO g OFFSET (RATIOMETRIC TO VDD) 0 g Output Voltage VDD/2 V 0 g Output Range over Temperature5 −40°C to +125°C 2 g NOISE Noise Density 100 Hz to 14 kHz VDD = 5.0 V 45 μg/√Hz VDD = 3.0 V 80 μg/√Hz 1/f Frequency Corner 0.1 Hz FREQUENCY RESPONSE Sensor Resonant Frequency 24 28 kHz 5% Bandwidth6 6.2 kHz 3 dB Bandwidth7 15 kHz SELF TEST Output Change (Ratiometric to VDD) ST low to ST high 57 85 mV Input Voltage Level High, VIH VDD × 0.7 V Low, VIL VDD × 0.3 V Input Current 25 μA OUTPUT AMPLIFIER Short-Circuit Current 3 mA Output Impedance <0.1 Ω Maximum Capacitive Load8 No series resistor 100 pF With series resistor 22 nF POWER SUPPLY (VDD) Operating Voltage Range3 3.0 5.0 5.25 V Quiescent Supply Current 1.0 1.15 mA Standby Current 225 285 μA Standby Recovery Time (Standby to Measure Mode) Output settled to 1% of final value <50 μs Turn On Time
9
<550 μs OPERATING TEMPERATURE RANGE −40 +125 °C 1 Linearity is tested using sine vibration at 13 kHz. 2 Cross axis sensitivity is defined as the coupling of excitation along a perpendicular axis onto the measured axis output. 3 Parameter limits are based on characterization data or are guaranteed by design. 4 Includes package hysteresis from 25°C. 5 Difference between the maximum and the minimum values in temperature range. 6 Specified as a frequency range that is within a deviation range relative to dc sensitivity. The range is limited by an increase in response due to response gain at the sensor resonant frequency. 7 Specified as a frequency range that is within a deviation range relative to dc sensitivity. The range is limited by an increase in response due to response gain at the sensor resonant frequency. 8 For capacitive loads larger than 100 pF, an external series resistor must be connected (minimum 8 kΩ). The output capacitance must not exceed 22 nF. 9 Measured time difference from the instant VDD reaches half its value to the instant at which the output settles to 1% of its final value. Rev. 0 | Page 3 of 14 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE RECOMMENDED SOLDERING PROFILE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION MECHANICAL DEVICE OPERATION OPERATING MODES Measure Mode Standby Mode BANDWIDTH APPLICATIONS INFORMATION APPLICATION CIRCUIT ON DEMAND SELF TEST RATIOMETRIC OUTPUT VOLTAGE INTERFACING ANALOG OUTPUT BELOW 10 kHz INTERFACING ANALOG OUTPUT BEYOND 10 kHz OVERRANGE MECHANICAL CONSIDERATIONS FOR MOUNTING LAYOUT AND DESIGN RECOMMENDATIONS OUTLINE DIMENSIONS ORDERING GUIDE