Datasheet ADXL345-EP (Analog Devices) - 3

制造商Analog Devices
描述3-Axis, ±2 g/±4 g/±8 g/±16 g Digital Accelerometer
页数 / 页12 / 3 — Enhanced Product. ADXL345-EP. SPECIFICATIONS. Table 1. Parameter. Test …
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Enhanced Product. ADXL345-EP. SPECIFICATIONS. Table 1. Parameter. Test Conditions. Min. Typ1. Max. Unit

Enhanced Product ADXL345-EP SPECIFICATIONS Table 1 Parameter Test Conditions Min Typ1 Max Unit

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Enhanced Product ADXL345-EP SPECIFICATIONS
TA = 25°C, VS = 2.5 V, VDD I/O = 1.8 V, acceleration = 0 g, CS = 10 µF tantalum, CI/O = 0.1 µF, output data rate (ODR) = 800 Hz, unless otherwise noted. Al minimum and maximum specifications are guaranteed. Typical specifications are not guaranteed.
Table 1. Parameter Test Conditions Min Typ1 Max Unit
SENSOR INPUT Each axis Measurement Range User selectable ±2, ±4, ±8, ±16 g Nonlinearity Percentage of full scale ±0.5 % Inter-Axis Alignment Error ±0.1 Degrees Cross-Axis Sensitivity2 ±1 % OUTPUT RESOLUTION Each axis All g Ranges 10-bit resolution 10 Bits ±2 g Range Full resolution 10 Bits ±4 g Range Full resolution 11 Bits ±8 g Range Full resolution 12 Bits ±16 g Range Full resolution 13 Bits SENSITIVITY Each axis Sensitivity at XOUT, YOUT, ZOUT All g-ranges, full resolution 230 256 282 LSB/g ±2 g, 10-bit resolution 230 256 282 LSB/g ±4 g, 10-bit resolution 115 128 141 LSB/g ±8 g, 10-bit resolution 57 64 71 LSB/g ±16 g, 10-bit resolution 29 32 35 LSB/g Sensitivity Deviation from Ideal All g-ranges ±1.0 % Scale Factor at XOUT, YOUT, ZOUT All g-ranges, full resolution 3.5 3.9 4.3 mg/LSB ±2 g, 10-bit resolution 3.5 3.9 4.3 mg/LSB ±4 g, 10-bit resolution 7.1 7.8 8.7 mg/LSB ±8 g, 10-bit resolution 14.1 15.6 17.5 mg/LSB ±16 g, 10-bit resolution 28.6 31.2 34.5 mg/LSB Sensitivity Change Due to Temperature ±0.01 %/°C 0 g OFFSET Each axis 0 g Output for XOUT, YOUT −150 0 +150 mg 0 g Output for ZOUT −250 0 +250 mg 0 g Output Deviation from Ideal, XOUT, YOUT ±35 mg 0 g Output Deviation from Ideal, ZOUT ±40 mg 0 g Offset vs. Temperature for X-, Y-Axes ±0.4 mg/°C 0 g Offset vs. Temperature for Z-Axis ±1.2 mg/°C NOISE X-, Y-Axes ODR = 100 Hz for ±2 g, 10-bit resolution or 0.75 LSB rms all g-ranges, ful resolution Z-Axis ODR = 100 Hz for ±2 g, 10-bit resolution or 1.1 LSB rms all g-ranges, ful resolution OUTPUT DATA RATE AND BANDWIDTH User selectable Output Data Rate (ODR)3, 4, 5 0.1 3200 Hz SELF-TEST6 Output Change in X-Axis 0.20 2.10 g Output Change in Y-Axis −2.10 −0.20 g Output Change in Z-Axis 0.30 3.40 g POWER SUPPLY Operating Voltage Range (VS) 2.0 2.5 3.6 V Interface Voltage Range (VDD I/O) 1.7 1.8 VS V Supply Current ODR ≥ 100 Hz 140 µA ODR < 10 Hz 23 µA Standby Mode Leakage Current 0.1 µA Turn-On and Wake-Up Time7 ODR = 3200 Hz 1.4 ms Rev. B | Page 3 of 12 Document Outline Features Enhanced Product Features Applications General Description Functional Block Diagram Revision History Related Documents Specifications Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Outline Dimensions Ordering Guide