MEMS Based Inertial Measurement Unit With A High-Performance MEMS Gyroscope And Accelerometer
The 16497C-C0-IMU is a micromachining technology (MEMS) based inertial measurement unit (IMU) with a high-performance MEMS gyroscope and MEMS
The accelerometer outputs 3 angular velocities and 3 accelerations.
The 16497C-C0-IMU features high reliability and strong environmental adaptability. By matching different software, the product can be widely used in intelligent driving, tactical and industrial UAV, intelligent ammunition, seeker, mobile communication, mapping, stable platform and other fields.
| Parameter | Test conditions | Minimum value Typical value | Maximum value | Unit | |
| Dynamic measuring range | 500 | º/s | |||
| Zero bias stability |
Allan variance 10 s average (-40 ℃ ~ + 80 ℃, constant temperature) |
1.0 5 |
º/h º/h |
||
|
Peg-top |
Zero bias |
Zero-bias range Zero bias change over full temperature range ○ 1 |
±0.2 ±0.06 |
º/s º/s |
|
| Scale factor |
Scale factor accuracy Scale factor nonlinearity |
0.3 0.02 |
% %FS |
||
| Resolution | 3.052×10−7 | º/s/LSB | |||
| Bandwidth | 200 | Hz | |||
| Dynamic measuring range | 16 |
g mg mg mg mg % %FS g/LSB Hz |
|||
| Zero bias stability |
Allan variance 10 s average (-40 ℃ ~ + 80 ℃, constant temperature) |
0.1 0.5 |
|||
|
Accelerometer |
Zero bias |
Zero-bias range Change of zero bias within full temperature range, peak-to-peak value ○ 1 |
2 2 |
||
| Scale factor |
Scale factor accuracy Scale factor nonlinearity |
0.3 0.02 |
|||
| Resolution | 1.221×10−8 | ||||
| Bandwidth | 200 | ||||
| Communication interface | 1-way SPI | Baud rate | 15 | MHz | |
| Parameter | Test conditions | Minimum value | Typical value | Maximum value | Unit | |
| 1-way UART | Baud rate | 230.4 | Kbps | |||
| 1-way CAN | Baud rate | 1 | MHz | |||
| SPI | 200 | 1000 | Hz | |||
| Sampling frequency | UART | 200 | Hz | |||
| CAN | 200 | Hz | ||||
| Voltage | 3.0 | 3.3 | 3.6 | V | ||
| Electrical characteristics | Power consumption | 1.5 | W | |||
| Ripple | P-P | 100 | mV | |||
| Structural characteristics | Size | 47×44×14 | mm | |||
| Weight | 50 | g | ||||
|
Use environment |
Operating Temperature Storage Temperature Vibration
Impact |
-40 | 80 | ℃ | ||
| -45 | 85 | ℃ | ||||
| 20~2000Hz, | ||||||
| 6.06g | ||||||
| 1000g,0.5ms | ||||||
|
Reliability |
MTBF | 20000 | h | |||
| Continuous working time | 120 | h | ||||
IMU polarity definition
3 gyros and 3 accelerometers is defined as shown in the figure below, and the direction of the arrow is positive.
