Details
Main features
– Rate range ± 450 °/s
– High bandwidth 500Hz
– Compatible with SPI 4-wire
– Built in temperature sensor
– Power supply range: 2.7 V to 3.6 V
– Small size and light weight
– Temperature compensation range: -40 ° C to+85 ° C
– Error calibration for internal bias temperature compensation, linearity, and cross axis
Application field
– Attitude control in the industrial field
– Automated machinery
– Robot control
– Stability and control of the platform
– Automotive instrumentation
The LINS-LMG918 gyroscope sensor is an angular velocity sensor. As a quartz electronic gyroscope chip, it has the characteristics of good temperature characteristics, low power consumption, low cost, and good stability.
We provide low-cost and highly reliable sensing solutions for various applications, making it the preferred gyroscope module with ultra-low drift, high resolution and accuracy, low power consumption, and small size.
1. Technical parameter indicators
Table 1. Gyro Sensor Characteristics
(VDDM = 2.7 V to 3.6V, VDDI = 1.65 V to 3.6 V, GND = 0 V, TOPR = -40 °C to +85 °C)
|
Parameter |
Condition |
Min. |
Type. |
Max. |
Unit |
|
Scale factor |
16bit, FS = 1x setting |
|
264 |
– |
LSB/(°/s) |
|
16bit, FS = 4x setting |
|
66 |
– |
||
|
24bit, FS = 1x setting |
|
67584 |
|
||
|
24bit, FS = 4x setting |
|
16896 |
|
||
|
Scale factor tolerance |
Ta = +25 °C |
-2 |
– |
+2 |
% |
|
Ta = +25 °C |
-4 |
– |
+4 |
% |
|
|
Scale factor variation over temperature |
VDDM = 3 V, Ta=25 °C |
-3 |
– |
+3 |
% |
|
Bias |
Ta = +25 °C |
– |
0 |
– |
LSB |
|
Bias tolerance |
Ta = +25 °C |
-0.2 |
– |
+0.2 |
°/s |
|
Ta = +25 °C |
-0.5 |
– |
+0.5 |
°/s |
|
|
Bias variation over |
VDDM = 3 V, Ta = +25 °C |
-1 |
– |
+1 |
°/s |
|
Rate range |
FS = 1x setting |
-115 |
|
+115 |
°/s |
|
FS = 4x setting |
-450 |
|
+450 |
||
|
Non-linearity |
|
-0.25 |
– |
+0.25 |
%FS |
|
Cross-axis sensitivity |
Ta = +25 °C |
-5 |
– |
+5 |
% |
|
Current consumption |
|
– |
1150 |
1400 |
μA |
|
Sleep current |
|
– |
1 |
30 |
μA |
|
Noise density |
|
– |
0.0015 |
– |
(°/s)/√Hz |
|
Bandwidth |
|
500 |
Hz |
||
2. Detection Axis and Output Polarity
This product detects an angular rate of a rotational movement. The correlation between a detecting axis of the angular rate and an output polarity is shown in Figure 1
3. Product dimensions
