Tactical-Grade MEMS IMU with 0.05 °/h Gyro Bias Stability
MEMS Inertial Measurement Unit (IMU) · CGM300S10
Tactical-grade MEMS IMU integrating triaxial gyroscopes, accelerometers, and inclinometers with 0.05 °/h (1σ) gyro bias stability and 0.02 °/√h angular random walk. Factory-calibrated and temperature-compensated from −45 °C to +85 °C, with RS-422 output, external trigger, and 2000 g shock survivability for navigation and stabilization platforms.
Gyroscope Bias Stability (1σ)
0.05 °/hr
Angular Random Walk
0.02 °/√hr
Gyroscope Dynamic Range
±400 °/s
The CGM300S10 is a tactical-grade MEMS Inertial Measurement Unit (IMU) that combines high-performance gyroscopes, accelerometers, and inclinometers in a compact, rugged design. Featuring in-run gyro bias stability down to 0.05°/hr and angular random walk as low as 0.02°/√hr, it is built to meet the demands of high-precision navigation and control systems.
Its robust RS422 interface, small form factor, and wide operating temperature range make it an ideal solution for UAVs, robotics, surveying platforms, and autonomous vehicles, supporting both new designs and system upgrades.Key Features
- Tactical-grade IMU with **0.05°/hr** gyro bias stability
- Integrated gyroscopes, accelerometers, and inclinometers
- **9-axis fused output** with digital RS422 interface
- Angular random walk down to **0.02°/√hr**
- Fully calibrated and temperature-compensated output
- Operates across **-45°C to +85°C**
- Shock survivability up to **2000 g**
- Compact and lightweight construction for easy integration
Applications
Technical Specifications
Performance Specifications
- Gyroscope Bias Stability (1σ)
- 0.05 °/hr
- Angular Random Walk
- 0.02 °/√hr
- Gyroscope Dynamic Range
- ±400 °/s
- Accelerometer Bias Stability (1σ)
- 0.01 mg
- Accelerometer Dynamic Range
- ±10 g
- Inclinometer Dynamic Range
- ±1.7 g
- Gyro Bandwidth (-3 dB)
- 150 Hz
- Accelerometer Bandwidth (-3 dB)
- 100 Hz
Electrical and Environmental Specifications
- Weight
- 120 g
- Startup Time
- 1 s
- Power Supply
- 4.5 – 5.5 V
- Power Consumption
- 1.2 – 2.0 W
- Startup Peak Current
- 700 mA
- Communication Interface
- RS422 —
- Output Format
- 8-bit, No parity, 1 stop —
- External Trigger
- Supported —
- Time of Validity (TOV) Signal
- 3.3V logic, active low —
- Operating Temperature
- -45 to +85 °C
- Shock Tolerance
- 2000 g
- [1]Gyroscope and accelerometer bias stability figures are 1σ in-run values.
- [2]Bandwidth figures are −3 dB cutoff — 150 Hz gyroscope, 100 Hz accelerometer.
Package Information
Technical Drawings
Related Products
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Measurement Range
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In-Run Bias Stability
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Angular Random Walk
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Scale Factor Error
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CGM92AD10
Measurement Range
±450 °/s
In-Run Bias Stability
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Angular Random Walk
≤0.15 °/√h
Scale Factor Error
≤0.1 %
CGM66EK10
Measurement Range
— °/s
Bias Instability
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Bias Stability
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Full Temp Bias Variation
10s smoothing, RMS, temp rate 1°C/min °/h