Datasheet ADIS16445 (Analog Devices) - 4

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Data Sheet ADIS16445 SPECIFICATIONS
TA = 25°C, VDD = 3.3 V, angular rate = 0°/sec, dynamic range = ±250°/sec ± 1 g, unless otherwise noted.
Table 1. Parameter Test Conditions/Comments Min Typ Max Unit
GYROSCOPES Dynamic Range ±250 °/sec Initial Sensitivity ±250°/sec, see Table 12 0.01 °/sec/LSB ±125°/sec 0.005 °/sec/LSB ±62°/sec 0.0025 °/sec/LSB Repeatability1 −40°C ≤ TA ≤ +85°C 1 % Sensitivity Temperature Coefficient −40°C ≤ TA ≤ +85°C ±40 ppm/°C Misalignment Axis to axis ±0.05 Degrees Axis to frame (package) ±0.5 Degrees Nonlinearity Best fit straight line ±0.1 % of FS Bias Repeatability1, 2 −40°C ≤ TA ≤ +85°C, 1 σ 0.5 °/sec In-Run Bias Stability 1 σ, SMPL_PRD = 0x0001 12 °/hr Angular Random Walk 1 σ, SMPL_PRD = 0x0001 0.56 °/√hr Bias Temperature Coefficient −40°C ≤ TA ≤ +85°C ±0.005 °/sec/°C Linear Acceleration Effect on Bias Any axis, 1 σ ±0.015 °/sec/g Bias Supply Sensitivity +3.15 V ≤ VDD ≤ +3.45 V ±0.2 °/sec/V Output Noise ±250°/sec range, no filtering 0.22 °/sec rms Rate Noise Density f = 25 Hz, ±250°/sec range, no filtering 0.011 °/sec/√Hz rms −3 dB Bandwidth 330 Hz Sensor Resonant Frequency 17.5 kHz ACCELEROMETERS Each axis Dynamic Range ±5 g Initial Sensitivity See Table 16 for data format 0.2475 0.25 0.2525 mg/LSB Repeatability1 −40°C ≤ TA ≤ +85°C 1 % Sensitivity Temperature Coefficient −40°C ≤ TA ≤ +85°C ±40 ppm/°C Misalignment Axis to axis ±0.2 Degrees Axis to frame (package) ±0.5 Degrees Nonlinearity Best fit straight line ±0.2 % of FS Bias Repeatability1, 2 −40°C ≤ TA ≤ +85°C, 1 σ ±8 mg In-Run Bias Stability 1 σ, SMPL_PRD = 0x0001 0.075 mg Velocity Random Walk 1 σ, SMPL_PRD = 0x0001 0.073 m/sec/√hr Bias Temperature Coefficient −40°C ≤ TA ≤ +85°C ±0.04 mg/°C Bias Supply Sensitivity +3.15 V ≤ VDD ≤ +3.45 V 1.5 mg/V Output Noise No filtering 2.25 mg rms Noise Density No filtering 0.105 mg/√Hz rms −3 dB Bandwidth 330 Hz Sensor Resonant Frequency 5.5 kHz TEMPERATURE Sensitivity See Table 17 0.07386 °C/LSB LOGIC INPUTS3 Input High Voltage, VIH 2.0 V Input Low Voltage, VIL 0.8 V Logic 1 Input Current, IIH VIH = 3.3 V ±0.2 ±10 µA Logic 0 Input Current, IIL VIL = 0 V All Pins Except RST 40 60 µA RST Pin 1 mA Input Capacitance, CIN 10 pF Rev. F | Page 3 of 22 Document Outline Features Applications General Description Functional Block Diagram Table of Contents Revision History Specifications Timing Specifications Timing Diagrams Absolute Maximum Ratings ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics User Registers User Interface Reading Sensor Data Burst Read Function SPI Read Test Sequence Device Configuration Dual Memory Structure Output Data Registers Gyroscopes Accelerometers Internal Temperature System Functions Global Commands Product Identification Self-Test Function Status/Error Flags Memory Management Checksum Test Input/Output Configuration Data Ready Indicator General-Purpose Input/Output Example Input/Output Configuration Digital Processing Configuration Gyroscopes/Accelerometers Input Clock Configuration Digital Filtering Dynamic Range Calibration Gyroscopes Gyroscope Bias Error Estimation Gyroscope Bias Correction Factors Single Command Bias Correction Accelerometers Accelerometer Bias Error Estimation Accelerometer Bias Correction Factors Point of Percussion Alignment Flash Updates Restoring Factory Calibration Alarms Static Alarm Use Dynamic Alarm Use Alarm Reporting Alarm Example Applications Information Mounting Tips Power Supply Considerations ADIS16445/PCBZ Installation PC-Based Evaluation Tools Outline Dimensions Ordering Guide