Mini MEMS Inertial System with 0.5W power & -45°C to 80°C range

Parameter

MSU105

MEMS Gyroscope

Range (°/s)

±300

Full-Temp. Bias (°/h)

≤360

Bias Stability (°/h, 10s avg.)

≤10

Bias Instability (°/h, Allan)

≤3

Bias Repeatability (°/h)

≤10

Angular Random Walk (°/√h)

≤0.3

Scale Factor Nonlinearity (ppm)

≤100

Cross-Axis Coupling (rad)

≤0.001

Bandwidth (Hz)

≥100

MEMS Accelerometer

Range (g)

±16

Bias (mg)

≤5

Bias Stability (µg, 10s avg.)

≤300

Bias Stability (µg, Allan)

≤50

Bias Repeatability (µg)

≤300

Velocity Random Walk (mm/s/√h)

≤50

Scale Factor Nonlinearity (ppm, ±1g)

≤300

Cross-Axis Coupling (rad)

≤0.001

Bandwidth (Hz)

≥100

Integrated Navigation Accuracy

Integrated Horizontal Position (m, 1σ)

3 m (Single Point), 0.02+1 ppm (RTK)

Integrated Vertical Position (m, 1σ)

5 m (Single Point), 0.03+1 ppm (RTK)

Integrated Horizontal Velocity (m/s, 1σ)

0.1

Integrated Vertical Velocity (m/s, 1σ)

0.15

Integrated Heading (°, 1σ, Real-Time)

0.2 (1m Baseline Dual Antenna), 0.5 (Single Antenna, Dynamic)

Integrated Horizontal Attitude (°, 1σ, Real-Time)

0.1° (Dual Antenna), 0.2° (Single Antenna)

Electrical/Mechanical Interface

Power Supply (V)

5 V (Ripple ≤ 100 mV)

Steady-State Power (W)

≤0.5

Startup Time (s)

≤3

Communication Interface

UART

Max Update Rate (Hz)

100

Dimensions (mm×mm×mm)

41.5×35.5×9.5

Weight (g)

<30

Operating Environment

Operating Temperature (°C)

-40～+85

Storage Temperature (°C)

-55～+85

Vibration (g, RMS)

20~2000 Hz, 4.08

Shock (g)

1000 g/1 ms