Datasheet ADIS16485 (Analog Devices) - 2

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ADIS16485 Data Sheet TABLE OF CONTENTS
Features .. 1 Product Identification .. 19 Applications ... 1 Digital Signal Processing ... 20 General Description ... 1 Gyroscopes/Accelerometers ... 20 Functional Block Diagram .. 1 Averaging/Decimation Filter .. 20 Revision History ... 3 FIR Filter Banks .. 21 Specifications ... 4 Calibration ... 23 Timing Specifications .. 6 Gyroscopes .. 23 Absolute Maximum Ratings .. 8 Accelerometers ... 24 ESD Caution .. 8 Restoring Factory Calibration .. 25 Pin Configuration and Function Descriptions ... 9 Point of Percussion Alignment ... 25 Typical Performance Characteristics ... 10 Alarms .. 26 Basic Operation... 11 Static Alarm Use ... 26 Register Structure ... 11 Dynamic Alarm Use .. 26 SPI Communication ... 12 System Controls .. 27 Device Configuration .. 12 Global Commands ... 27 Reading Sensor Data .. 12 Memory Management ... 27 User Registers .. 13 General-Purpose I/O ... 28 Output Data Registers .. 16 Power Management.. 28 Inertial Sensor Data Format .. 16 Applications Information .. 30 Rotation Rate (Gyroscope) .. 16 Mounting Tips .. 30 Acceleration ... 17 Evaluation Tools ... 31 Delta Angles .. 17 Power Supply Considerations ... 31 Delta Velocity .. 18 Outline Dimensions ... 32 Internal Temperature ... 18 Ordering Guide .. 32 Status/Alarm Indicators ... 19 Firmware Revision ... 19 Rev. G | Page 2 of 32 Document Outline Features Applications General Description Functional Block Diagram Revision History Specifications Timing Specifications Timing Diagrams Absolute Maximum Ratings ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Basic Operation Register Structure SPI Communication Device Configuration Dual Memory Structure Reading Sensor Data User Registers Output Data Registers Inertial Sensor Data Format Rotation Rate (Gyroscope) Acceleration Delta Angles Delta Velocity Internal Temperature Status/Alarm Indicators Firmware Revision Product Identification Digital Signal Processing Gyroscopes/Accelerometers Averaging/Decimation Filter FIR Filter Banks Filter Memory Organization Default Filter Performance Calibration Gyroscopes Manual Bias Correction Bias Null Command Manual Sensitivity Correction Linear Acceleration on Effect on Gyroscope Bias Accelerometers Manual Bias Correction Manual Sensitivity Correction Restoring Factory Calibration Point of Percussion Alignment Alarms Static Alarm Use Dynamic Alarm Use Alarm Example System Controls Global Commands Software Reset Automatic Self Test Memory Management Flash Memory Test General-Purpose I/O Data-Ready Indicator Input Sync/Clock Control General-Purpose I/O Control Power Management General-Purpose Registers Real-Time Clock Configuration/Data Applications Information Mounting Tips Evaluation Tools Breakout Board, ADIS16IMU/PCBZ PC-Based Evaluation, EVAL-ADIS2 Power Supply Considerations Outline Dimensions Ordering Guide