IMU688M
Inertial Measurement Unit
Digital Output
10
Gyro: 0.8degree/H
IP67
ISO
Non-Customized
SkyMEMS
Carton
47*44*14mm
China
9014100000
Product Description
Main Features
-Precision 6 DoFMEMS Inertial Measurement Unit
-Compatible with ADIS16488A Interface and Protocol
-Dynamic Range: Gyro ±450°/s, Acc ±16g
-Bias Stability: Gyro: 0.8°/h, Acc:30μg (Allan)
-Ability to Access with GNSS, Aerospace Reliability
-Full Temperature Range Accuracy: Built-in High
Performance Temperature Calibration and
Compensation Algorithm
Brief Introduction
IMU688M Inertial Measurement Unit is a high performance tactical grade MEMS Inertial Measurement Unit, it is composed of 0.8°/h (Allan) bias stability MEMS gyroscope and 30ug (Allan) bias stability MEMS accelerometer, which can output precise 3-axis outputs of angular rate and 3 axis acceleration data.
IMU688M Inertial Measurement Unit adopts latest capacitive technology and advanced MEMS components, which reduces the cost deeply. The system enjoys small size and light weight, it features a Mil‐Standard reliability and is housed in an ultra-durable and compact aluminum housing. IMU688M has been widely applied in tactical UAS Navigation & Control, Precise Guided Bomb, Rocket, Seeker, Platform Stabilization, etc.
Technical Specifications
| Parameter | Test Condition | Value | Unit | ||
| Min | Typical | Max | |||
| Gyroscopes | |||||
| Dynamic Range | 450 | °/s | |||
| Bias Stability | Allan variance, X, Y and Z axis | 0.8 | °/h | ||
| 10s average (-40~+80°C, fixed temperature), X, Y and Z axis | 3 | °/h | |||
| 1s average (-40~+80°C, fixed temperature), X, Y and Z axis | 4.5 | °/h | |||
| Bias | Bias range, X, Y and Z axis | ±0.07 | °/s | ||
| Bias range in full temperature range, X, Y and Z axis (1) | ±0.02 | °/s | |||
| Startup time by time repeatability , X, Y and Z axis | 0.002 | °/s | |||
| Startup day by day repeatability , X, Y and Z axis | 0.003 | °/s | |||
| Linear Acceleration Effect on Bias | 0.002 | °/s/g | |||
| Vibration effect on bias, change between before and after (2) | 0.002 | °/s/g | |||
| Vibration effect on bias, change between before and in-run (2) | 0.002 | °/s/g | |||
| Scale Factor | Scale factor accuracy, X, Y and Z axis | 0.3 | % | ||
| Scale factor nonlinearity, X, Y and Z axis | 0.01 | %FS | |||
| Radom Walk | 0.15 | º/√h | |||
| Noise Density | 0.001 | °/s/√Hz | |||
| Resolution | 3.052*10-7 | º/s/LSB | |||
| Bandwidth | 200 | Hz | |||
| Accelerometer | |||||
| Dynamic Range | 16 | g | |||
| Bias Stability | Allan variance | 0.03 | mg | ||
| 10s average (-40~+80°C, fixed temperature) | 0.2 | mg | |||
| 1s average (-40~+80°C, fixed temperature) | 0.3 | mg | |||
| Bias | Bias range | 5 | mg | ||
| Bias range in full temperature range, peak-peak value (1) | 5 | mg | |||
| Startup time by time repeatability | 0.5 | mg | |||
| Startup day by day repeatability | 0.8 | mg | |||
| Bias Temperature Coefficient | 0.05 | 0.1 | mg/°C | ||
| Scale Factor | Scale factor accuracy | 4 | % | ||
| Scale factor nonlinearity | 0.2 | %FS | |||
| Radom Walk | 0.029 | m/s/√hr | |||
| Noise Density | 0.025 | mg/√Hz | |||
| Resolution | 1.221*10-8 | g/LSB | |||
| Bandwidth | 200 | Hz | |||
| Magnetometer | |||||
| Dynamic Range | ±2.5 | gauss | |||
| Sensitivity | 0.1 | Mgauss/LS | |||
| Non-linearity | 0.5 | %FS | |||
| Communication Interface | |||||
| 1 Channel SPI | Baud rate | 15 | MHz | ||
| 1 Channel UART | Baud rate | 230.4 | Kbps | ||
| 1 Channel CAN | Baud rate | 1 | MHz | ||
| Sampling Rate | SPI | 200 | Hz | ||
| UART | 200 | Hz | |||
| Electronic Characteristics | |||||
| Voltage | 3 | 3.3 | 3.6 | V | |
| Power Consumption | 1.5 | W | |||
| Ripple Wave | P-P | 100 | mV | ||
| Physical Characteristics | |||||
| Dimension | 47*44*14 | mm | |||
| Weight | 50 | grams | |||
| Working Environment | |||||
| Working Temperature | -40 | 80 | °C | ||
| Storage Temperature | -45 | 85 | °C | ||
| Vibration Resistance | 20~2000Hz, 6.06g | ||||
| Shock Resistance | 1000g, 0.5ms | ||||
| Reliability | |||||
| MTBF | 20000 | h | |||
| Continuous Working Time | 120 | h | |||
| Remarks: (1): calculate the bias stability over the full temperature range, temperature change rate<=1ºC/min, temperature range: -40~+80°C (2):vibration condition is 6.06g,20~2000Hz | |||||
Typical Applications
- Tactical Unmanned Aerial Vehicles
- Intelligent Driving
- Surface Vehicle
- Platform Stabilization
- Industrial Robotics
Heart and Fast Service
