Datasheet ADIS16448 (Analog Devices) - 5

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ADIS16448 Data Sheet SPECIFICATIONS
TA = 25°C, VDD = 3.3 V, angular rate = 0°/sec, dynamic range = ±1000°/sec ± 1 g, unless otherwise noted.
Table 1. Parameter Test Conditions/Comments Min Typ Max Unit
GYROSCOPES Dynamic Range ±1000 ±1200 °/sec Initial Sensitivity ±1000°/sec, see Table 12 0.04 °/sec/LSB ±500°/sec, see Table 12 0.02 °/sec/LSB ±250°/sec, see Table 12 0.01 °/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 14.5 °/hr Angular Random Walk 1 σ, SMPL_PRD = 0x0001 0.66 °/√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 −40°C ≤ TA ≤ +85°C 0.2 °/sec/V Output Noise ±1000°/sec range, no filtering 0.27 °/sec rms Rate Noise Density f = 25 Hz, ±1000°/sec range, no filtering 0.0135 °/sec/√Hz rms −3 dB Bandwidth 330 Hz Sensor Resonant Frequency 17.5 kHz ACCELEROMETERS Each axis Dynamic Range ±18 g Sensitivity See Table 16 for data format 0.833 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 20 mg In-Run Bias Stability 1 σ, SMPL_PRD = 0x0001 0.25 mg Velocity Random Walk 1 σ, SMPL_PRD = 0x0001 0.11 m/sec/√hr Bias Temperature Coefficient −40°C ≤ TA ≤ +85°C ±0.15 mg/°C Bias Supply Sensitivity −40°C ≤ TA ≤ +85°C 5 mg/V Output Noise No filtering 5.1 mg rms Noise Density No filtering 0.23 mg/√Hz rms −3 dB Bandwidth 330 Hz Sensor Resonant Frequency 5.5 kHz MAGNETOMETERS Dynamic Range ±1.9 gauss Initial Sensitivity 25°C, see Table 20 for data format 140.04 142.9 145.76 µgauss/LSB Sensitivity Temperature Coefficient Relative to 25°C, 1 σ 800 ppm/°C Misalignment Axis to axis 0.25 Degrees Axis to frame (package) 0.5 Degrees Nonlinearity Best fit straight line 0.1 % of FS Initial Bias Error 25°C, 0 gauss stimulus ±4 mgauss Bias Temperature Coefficient −40°C ≤ TA ≤ +85°C 0.11 mgauss/°C Output Noise 25°C, no filtering, rms 2.4 mgauss Noise Density 25°C, no filtering, rms 0.4 mgauss/√Hz Bandwidth −3 dB 25 Hz Rev. F | Page 4 of 25 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 Burst Read Function with CRC SPI Read Test Sequence DEVICE CONFIGURATION Dual Memory Structure OUTPUT DATA REGISTERS GYROSCOPES ACCELEROMETERS MAGNETOMETERS BAROMETRIC PRESSURE REMOTE PRESSURE SENSING INTERNAL TEMPERATURE SYSTEM FUNCTIONS GLOBAL COMMANDS PRODUCT IDENTIFICATION SELF-TEST FUNCTION STATUS/ERROR FLAGS Magnetometer/Barometer New Data Indicator 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 MAGNETOMETER/BAROMETER New Data Indicators 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 MAGNETOMETER CALIBRATION Hard Iron Correction Hard Iron Factors Soft Iron Effects FLASH UPDATES RESTORING FACTORY CALIBRATION ALARMS STATIC ALARM USE DYNAMIC ALARM USE ALARM REPORTING Alarm Example APPLICATIONS INFORMATION MOUNTING TIPS POWER SUPPLY CONSIDERATIONS ADIS16IMU2/PCBZ PC-BASED EVALUATION TOOLS OUTLINE DIMENSIONS ORDERING GUIDE