ITG3200 Просмотр технического описания (PDF) - Unspecified
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ITG3200 Datasheet PDF : 39 Pages
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ITG-3200 Product Specification
Document Number: PS-ITG-3200A-00-01.4
Revision: 1.4
Release Date: 03/30/2010
3 Electrical Characteristics
3.1 Sensor Specifications
Typical Operating Circuit of Section 4.2, VDD = 2.5V, VLOGIC = 1.71V to VDD, TA=25°C.
Parameter
Conditions
Min
Typical
Max
GYRO SENSITIVITY
Full-Scale Range
FS_SEL=3
±2000
Gyro ADC Word Length
16
Sensitivity Scale Factor
FS_SEL=3
14.375
Sensitivity Scale Factor Tolerance
25°C
-6
+6
Sensitivity Scale Factor Variation Over
±10
Temperature
Nonlinearity
Best fit straight line; 25°C
0.2
Cross-Axis Sensitivity
2
GYRO ZERO-RATE OUTPUT (ZRO)
Initial ZRO Tolerance
±40
ZRO Variation Over Temperature
-40°C to +85°C
±40
Power-Supply Sensitivity (1-10Hz)
Sine wave, 100mVpp; VDD=2.2V
0.2
Power-Supply Sensitivity (10 - 250Hz)
Sine wave, 100mVpp; VDD=2.2V
0.2
Power-Supply Sensitivity (250Hz - 100kHz) Sine wave, 100mVpp; VDD=2.2V
4
Linear Acceleration Sensitivity
Static
0.1
GYRO NOISE PERFORMANCE
FS_SEL=3
Total RMS noise
100Hz LPF (DLPFCFG=2)
0.38
Rate Noise Spectral Density
At 10Hz
0.03
GYRO MECHANICAL FREQUENCIES
X-Axis
30
33
36
Y-Axis
27
30
33
Z-Axis
24
27
30
Frequency Separation
Between any two axes
1.7
GYRO START-UP TIME
DLPFCFG=0
ZRO Settling
to ±1º/s of Final
50
TEMPERATURE SENSOR
Range
-30 to +85
Sensitivity
Temperature Offset
Initial Accuracy
35oC
35oC
280
-13,200
TBD
Linearity
Best fit straight line (-30°C to +85°C)
±1
TEMPERATURE RANGE
Specified Temperature Range
-40
85
Unit
Note
º/s
4
Bits
3
LSB/(º/s)
3
%
1
%
2
%
6
%
6
º/s
1
º/s
2
º/s
5
º/s
5
º/s
5
º/s/g
6
º/s-rms
1
º/s/√Hz
2
kHz
1
kHz
1
kHz
1
kHz
1
ms
6
ºC
2
LSB/ºC
2
LSB
1
°C
°C
2, 5
ºC
Notes:
1.
2.
3.
4.
5.
6.
Tested in production
Based on characterization of 30 pieces over temperature on evaluation board or in socket
Based on design, through modeling and simulation across PVT
Typical. Randomly selected part measured at room temperature on evaluation board or in socket
Based on characterization of 5 pieces over temperature
Tested on 5 parts at room temperature
7 of 39
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