Antennas for the Navigation Systems

SNC200 Inertial Measurement Unit

INQUIRY
Description
Product overview
SNC200-IMU is an inertial measurement unit (IMU) based on MEMS technology. It has built-in high-performance MEMS gyroscope and MEMS accelerometer, and outputs 3 angular velocities and 3 accelerations.

SNC200-IMU has high reliability and strong environmental adaptability. By matching different software, the products can be widely used in intelligent driving, tactical and industrial UAVs, intelligent ammunition, seeker, communication in motion, surveying and mapping, stable platform and other fields.

1. Product features
1) Three axis digital gyroscope:
a) ± 450 º / s dynamic measurement range;
b) Zero bias stability: 3 ° / h (GJB, 10s, Z axis), 0.8 ° / h (Allan, Z axis);

2) Three axis digital accelerometer:
a) ± 16g dynamic measurement range;
b) Zero bias stability: 0.2mg (GJB, 10s), 0.03mg (Allan);

3) High reliability: MTBF > 20000h;

4) Ensure accuracy within the full temperature range (- 40 ℃ ~ 70 ℃): built in high-performance temperature calibration and compensation algorithm;

5) Suitable for working under strong vibration conditions;

6) Interface: 1-way UART, 1-way SPI, 1-way can

2. Application fields
1) Intelligent driving
2) Tactical and industrial UAVs
3) Intelligent ammunition
4) Seeker
5) Dynamic communication
6) Mapping
7) Stable platform

3. Product indicators 
Parameter Test conditions minimum value Typical value Maximum Company
Gyro Dynamic measurement range       450 º/s
Zero bias stability Allan variance, z-axis   0.8   º/h
Allan variance, x-axis and y-axis   1.6   º/h
10s average (- 40 ℃ ~ + 70 ℃, constant temperature), z-axis   3   º/h
10s average (- 40 ℃ ~ + 70 ℃, constant temperature), x-axis and y-axis   6   º/h
Zero bias Zero offset range, z-axis   ±0.07   º/s
Zero offset range, x-axis and y-axis   ±0.2   º/s
Zero bias change in full temperature range, z-axis 1   ±0.02   º/s
Zero bias change in full temperature range, x-axis and y-axis 1   ±0.06   º/s
Successive start repeatability, z-axis   0.002   º/s
Successive start repeatability, x-axis and y-axis   0.006   º/s
Daily start repeatability, z-axis   0.003   º/s
Daily start repeatability, x-axis and y-axis   0.009   º/s
Influence of linear acceleration on zero bias   0.002   º/s/g
Influence of vibration on zero deviation, change before and after vibration 2   0.002   º/s/g
Influence of vibration on zero deviation, change in vibration before vibration 2   0.002   º/s/g
Scale factor Scale factor accuracy, z-axis   0.3   %
Scale factor accuracy, x-axis and y-axis   0.6   %
Scale factor, nonlinear, z-axis   0.01   %FS
Scale factor nonlinearity, x-axis and y-axis   0.02   %FS
resolving power     3.052×107   º/s/LSB
bandwidth     200   Hz
Accelerometer Dynamic measurement range     16   g
Zero bias stability Allan variance   0.03   mg
10s average (- 40 ℃ ~ + 70 ℃, constant temperature)   0.2   mg
Zero bias Zero bias range   5   mg
Zero bias change in full temperature range, peak to peak 1   5   mg
Successive start repeatability   0.5   mg
Daily start repeatability   0.8   mg
Zero bias temperature coefficient   0.05 0.1 mg/
Scale factor Scale factor accuracy   0.5   %
Scale factor nonlinearity   0.01   %FS
resolving power     1.221×108   g/LSB
bandwidth     200   Hz
Communication interface 1Way SPI Baud rate     15 MHz
1Road UART Baud rate   230.4   Kbps
1Way can Baud rate     1 MHz
sampling frequency SPI   200 1000 Hz
UART   200   Hz
CAN   200    
Electrical characteristics Voltage   3.0 3.3 3.6 V
power waste       1.5 W
Ripple P-P     100 mV
Structural characteristics size     47×forty-four×fourteen   mm
weight     50   g
Use environment working temperature   -40   70
Storage temperature   -45   75
Vibration     20~2000Hz,6.06g    
to attack     1000g,0.5ms    
Reliability MTBF     20000   h
Continuous working time    
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