1. Product Overview
The 16488HB is an inertial measurement unit (IMU) based on micro-mechanical technology (MEMS), with built-in high-performance MEMS gyroscope and MEMS accelerometer, outputting 3 angular velocities and 3 accelerations.
The 16488HB has high reliability and strong environmental adaptability. By matching different software, the product can be widely used in unmanned motion carrier, mobile communication, mapping and other fields.
2. Product Features
1) Three-axis digital gyroscope:
A) ± 2000º/s dynamic measurement range;
B) Zero bias stability: 3 °/H (GJB, 10S, Z-axis), 0.8 °/H (ALLAN, Z-axis);
2) Triaxial digital accelerometer:
A) ± 200g dynamic measurement range;
B) Zero bias stability: 0.4mg (GJB, 10S), 0.06mg (ALLAN);
3) Triaxial digital magnetometer: 2.5g auss
4) Digital barometer: 300mbar ~ 1100mbar
5) High reliability: MTBF 20000h;
6) Guaranteed accuracy within the full temperature range (-40 ℃ ~ + 80 ℃):
built-in high-performance temperature calibration and compensation algorithm;
7) Suitable for operation under strong vibration (6.06 G, 20 ~ 2000 Hz);
8) Suitable for working under large impact conditions (1000 G, 0.5ms);
16488HB Product Index
|
Parameter
|
Test conditions
|
Minimum value
|
Typical value
|
Maximum value
|
Unit
|
|
Gyroscope
|
Dynamic measuring range
|
|
|
500
|
2000
|
°/s
|
|
Zero bias stability
|
Allan variance, Z-axis
|
|
0.8
|
|
°/h
|
|
Allan variance, X and Y axis
|
|
1.6
|
|
°/h
|
|
10 s average (-40 ℃ ~ + 70 ℃, constant temperature),
Z-axis
|
|
3
|
|
°/h
|
|
10 s average (-40 ℃ ~ + 70 ℃, constant temperature),
X-axis and Y-axis
|
|
6
|
|
°/h
|
|
Zero bias
|
Zero-bias range, Z-axis
|
|
±0.07
|
|
°/s
|
|
Zero-bias range, X-axis and Y-axis
|
|
±0.2
|
|
°/s
|
|
Zero-bias change in full temperature range, Z-axis ①
|
|
±0.02
|
|
°/s
|
|
Zero Bias Change Over Temperature, X and Y
Axis ①
|
|
±0.06
|
|
°/s
|
|
Successive Start Repeatability, Z-axis
|
|
0.002
|
|
|
|
Successive Start Repeatability, X-Axis and Y-Axis
|
|
0.006
|
|
|
|
Day-by-day start repeatability, Z-axis
|
|
0.003
|
|
/s
|
|
Start repetition day by day, X axis and Y axis
|
|
0.009
|
|
°/s
|
|
Ffect of linear acceleration on bias
|
|
0.002
|
|
°/s/g
|
|
Influence of vibration on zero bias, change before and after vibration ②
|
|
0.002
|
|
°/s/g
|
|
Influence of vibration on zero bias, change before and during vibration ②
|
|
0.002
|
|
°/s/g
|
|
Scale factor
|
Scale factor accuracy, Z-axis
|
|
0.3
|
|
%
|
|
Scale Factor Accuracy, X and Y Axis
|
|
0.6
|
|
%
|
|
Scale factor nonlinearity, Z-axis
|
|
0.01
|
|
%FS
|
|
Scale Factor Nonlinearity, X and Y Axis
|
|
0.02
|
|
%FS
|
|
Angular random walk
|
|
|
0.15
|
|
°/ √hr
|
|
Noise density
|
|
|
0.001
|
|
°/s/ √Hz
|
|
Resolution
|
|
|
3.052×10-7
|
|
/s/LSB
|
|
Bandwidth
|
|
|
200
|
|
Hz
|
|
Accelerometer
|
Dynamic measuring range
|
|
|
16
|
200
|
g
|
|
Zero bias stability
|
Allan variance
|
|
0.06
|
|
mg
|
|
10 s average (-40 ℃ ~ + 70 ℃, constant temperature)
|
|
0.4
|
|
mg
|
|
Zero bias
|
Zero bias range
|
|
2
|
|
mg
|
|
Change of zero bias within the whole temperature range, peak-to-peak value ①
|
|
4
|
|
mg
|
|
Repeatability of successive starts
|
|
0.5
|
|
mg
|
|
Repeatability is initiated on a daily basis
|
|
0.8
|
|
mg
|
|
Zero-bias temperature coefficient
|
|
0.05
|
0.1
|
mg/℃
|
|
Parameter
|
Test conditions
|
Minimum value
|
Typical value
|
Maximum value
|
Unit
|
|
|
Scale factor
|
Scale factor accuracy
|
|
0.5
|
|
%
|
|
Scale factor nonlinearity
|
|
0.1
|
|
%FS
|
|
Speed random walk
|
|
|
0.029
|
|
m/s/ √hr
|
|
Noise density
|
|
|
0.025
|
|
mg/ √Hz
|
|
Resolution
|
|
|
1.221×10-8
|
|
g/LSB
|
|
Bandwidth
|
|
|
200
|
|
Hz
|
|
Magnetometer
|
Magnetic field range
|
Brg,xy
|
|
±13
|
|
gauss
|
|
Brg,z
|
|
±25
|
|
gauss
|
|
Resolution
|
|
|
0.3
|
|
μT
|
|
Heading accuracy
|
30 μT horizontal geomagnetic component, 25 ℃
|
|
±2.5
|
|
deg
|
|
Dynamic measuring range
|
|
|
2.5
|
|
gauss
|
|
Zero bias
|
Non-magnetic environment
|
|
15
|
|
mgausS
|
|
Barometer
|
Dynamic measuring range
|
|
300
|
|
1100
|
mbar
|
|
Zero bias
|
|
|
4.5
|
|
mbar
|
|
Communication interface
|
1-way SPI
|
Baud rate
|
|
|
15
|
MHz
|
|
1-Way C A N
|
Baud rate
|
|
|
1
|
MHz
|
|
Sampling frequency
|
SPI
|
|
2460
|
2460
|
Hz
|
|
CAN
|
|
200
|
|
|
|
Electrical characteristics
|
Voltage
|
|
3.0
|
3.3
|
3.6
|
V
|
|
Power consumption
|
|
|
|
1.5
|
W
|
|
Ripple
|
P-P
|
|
|
100
|
mV
|
|
Settling time
|
From 0 V to 3. 3V
|
|
|
80
|
ms
|
|
Structural characteristics
|
Size
|
|
|
47×44×14
|
|
mm
|
|
Weight
|
|
|
50
|
|
g
|
|
Use environment
|
Operating temperature
|
|
-40
|
|
70
|
℃
|
|
Storage temperature
|
|
-45
|
|
75
|
℃
|
|
Vibration
|
|
|
20~2000Hz,
6.06g
|
|
|
|
Impact
|
|
|
1000g,0.5ms
|
|
|
|
Reliability
|
MTBF
|
|
|
20000
|
|
h
|
|
Continuous working time
|
|
|
120
|
|
h
|
|
①: Calculate the zero deviation of the whole temperature change process, the temperature change rate is ≤ 1 ℃/min, and the temperature range is -40 ℃ ~ + 70 ℃
②: Vibration condition is 6.06 G, 20Hz ~ 2000Hz
|
Product Tags:
|
|
High-Performance 9 Axis IMU Sensor Module with SPI Interface Images
|
