Datasheet ADIS16460 (Analog Devices)

Compact, Precision, Six Degrees of Freedom Inertial Sensor Data Sheet ADIS16460 FEATURES GENERAL DESCRIPTION Triaxial digital gyroscope
The ADIS16460 iSensor® device is a complete inertial system
Measurement range: ±100°/sec (minimum)
that includes a triaxial gyroscope and a triaxial accelerometer.
8°/hr (typical) in-run bias stability
Each sensor in the ADIS16460 combines industry leading
0.12°/√hr (typical) angle random walk, x-axis
iMEMS® technology with signal conditioning that optimizes
Triaxial digital accelerometer, ±5 g dynamic range
dynamic performance. The factory calibration characterizes
Autonomous operation and data collection
each sensor for sensitivity, bias, and alignment. As a result, each
No external configuration commands required
sensor has its own dynamic compensation formulas that provide
Fast start-up time
accurate sensor measurements.
Factory calibrated sensitivity, bias, and axial alignment
The ADIS16460 provides a simple, cost effective method for
Calibration temperature range: 0°C ≤ TA ≤ 70°C
integrating accurate, multiaxis inertial sensing into industrial
Serial peripheral interface (SPI) data communications
systems, especially when compared with the complexity and
Data ready signal for synchronizing data acquisition
investment associated with discrete designs. All necessary motion
Embedded temperature sensor
testing and calibration are part of the production process at the
Programmable operation and control
factory, greatly reducing system integration time. Tight orthogonal
Automatic and manual bias correction controls
alignment simplifies inertial frame alignment in navigation systems.
Bartlett window finite impulse response (FIR) filter,
The SPI and register structures provide a simple interface for
variable number of taps
data collection and configuration control.
External sample clock options: direct Single command self test
The ADIS16460 is in an aluminum module package that is
Single-supply operation: 3.15 V to 3.45 V
approximately 22.4 mm × 22.4 mm × 9 mm and has a 14-pin
2000 g shock survivability
connector interface.
Operating temperature range: −25°C to +85°C APPLICATIONS Smart agriculture/construction machinery Unmanned aerial vehicles (UAVs)/drones, and navigation and payload stabilization Robotics Factory/industrial automation personnel/asset tracking FUNCTIONAL BLOCK DIAGRAM DR SYNC RST VDD POWER SELF TEST I/O ALARMS MANAGEMENT GND TRIAXIAL GYROSCOPE OUTPUT CS DATA REGISTERS TRIAXIAL CALIBRATION SCLK CONTROLLER ACCELEROMETER AND SPI FILTERS DIN USER CONTROL TEMPERATURE REGISTERS DOUT CLOCK ADIS16460
001 13390- Figure 1.
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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 THEORY OF OPERATION READING SENSOR DATA Burst Read Function SPI Read Test Sequence DEVICE CONFIGURATION Dual Memory Structure USER REGISTERS OUTPUT DATA REGISTERS ROTATION Angular Rate Data Delta Angle Data ACCELEROMETERS Linear Acceleration Delta Velocity Data INTERNAL TEMPERATURE PRODUCT IDENTIFICATION STATUS/ERROR FLAGS Manual Flash Update SPI Communication Failure Sensor Overrange Self Test Failure Flash Test Failure Input Clock Sync Failure SYSTEM FUNCTIONS GLOBAL COMMANDS SOFTWARE RESET FLASH MEMORY TEST MANUAL FLASH UPDATE AUTOMATED SELF TEST INPUT/OUTPUT CONFIGURATION DATA READY (DR) PIN CONFIGURATION SYNC PIN CONFIGURATION Sample Time Indicator Precision Input Sync with Data Counter Direct Sample Control DIGITAL PROCESSING CONFIGURATION GYROSCOPES/ACCELEROMETERS Digital Filtering 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 RESTORING FACTORY CALIBRATION APPLICATIONS INFORMATION MOUNTING TIPS POWER SUPPLY CONSIDERATIONS BREAKOUT BOARD PC-BASED EVALUATION TOOLS Estimating the Number of Relevant Bits OUTLINE DIMENSIONS ORDERING GUIDE