6-DoF Tactical MEMS IMU with SPI Interface
MEMS Inertial Measurement Unit (IMU) · CGM91AD10
Tactical-grade 6-DoF MEMS IMU combining triaxial gyroscopes and accelerometers in a vacuum-sealed ceramic package. In-run bias stability ≤1.0 °/h (gyroscope) and ≤20 µg (accelerometer), with SPI digital interface, programmable FIR filtering, data rates up to 2460 SPS, and 10,000 g shock survivability.
Measurement Range
±450 °/s
In-Run Bias Stability
≤1.0 °/h
Angular Random Walk
≤0.12 °/√h
Product Gallery
The CGM91AD10 is a tactical-grade 6DoF inertial measurement unit (IMU), integrating triaxial gyroscopes and accelerometers in a sealed ceramic package. It delivers low-noise, stable data across −45°C to +85°C.
Factory calibration ensures excellent bias stability and minimal drift. With a digital SPI interface and integrated filtering, it offers easy system integration for advanced inertial applications.Key Features
- Fully calibrated triaxial gyroscope and accelerometer
- Industry-leading in-run bias stability and random walk performance
- Digital SPI interface with programmable FIR filtering and averaging
- Robust ceramic vacuum package with enhanced noise isolation
- High resistance to mechanical shock (up to 10,000 g survival)
- Compact, lightweight form factor: optimized for embedded use
- Configurable I/O, data-ready alarm, and external clock sync support
- Single supply voltage operation (3.0 – 3.6 V)
Applications
Technical Specifications
Gyroscope Specifications
- Measurement Range
- ±450 °/s
- In-Run Bias Stability
- ≤1.0 °/h
- Angular Random Walk
- ≤0.12 °/√h
- Scale Factor Error
- ≤0.05 %
Accelerometer Specifications
- Accelerometer Measurement Range
- ±40 g
- Accelerometer Bias Stability
- ≤20 μg
- Velocity Random Walk
- ≤0.015 m/s/√h
General Specifications
- Data Rate
- Up to 2460 SPS
- Digital Interface
- SPI undefined
- Power Supply
- 3.0–3.6 V
- Operating Temperature
- -45~+85 °C
- Shock Survivability
- 10000 g
- [1]Bias stability and random walk figures apply with factory calibration over the −45 °C to +85 °C operating range.
- [2]Maximum data rate (2460 SPS) depends on filter and decimation configuration.
Package Information
Technical Drawings
Related Products
CGM300S10
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
CGM92AD10
Measurement Range
±450 °/s
In-Run Bias Stability
≤1.5 °/h
Angular Random Walk
≤0.15 °/√h
Scale Factor Error
≤0.1 %
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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