參數(shù)資料
型號(hào): MXD2020G
廠(chǎng)商: Electronic Theatre Controls, Inc.
英文描述: Improved, Ultra Low Noise 【1.7 g Dual Axis Accelerometer with Digital Outputs
中文描述: 改進(jìn)的,超低噪音【一點(diǎn)七克雙軸加速度計(jì)的數(shù)字輸出
文件頁(yè)數(shù): 2/7頁(yè)
文件大?。?/td> 147K
代理商: MXD2020G
MXD2020G/H/M/N SPECIFICATIONS
(Measurements @ 25
°
C, Acceleration = 0
g
unless otherwise noted; V
DD
, V
DA
= 5.0V unless
otherwise specified)
Conditions
Min
SENSOR INPUT
Measurement Range
1
±
1.7
Nonlinearity
Best fit straight line
Alignment Error
2
X Sensor to Y Sensor
Transverse Sensitivity
3
SENSITIVITY
Sensitivity, Digital Outputs at
pins
D
OUTX
and D
OUTY
over Temperature
-10
ZERO
g
BIAS LEVEL
0
g
Offset
4
-0.1
0
g
Duty Cycle
4
48
MEMSIC MXD2020G/M/N/H Rev.E
Page 2 of 7
3/25/2005
Parameter
MXD2020G/H
Typ
Max
Min
MXD2020M/N
Typ
Max
Units
g
% of FS
degrees
%
% duty
cycle/g
Each Axis
±
1.7
19
0.5
±
1.0
±
2.0
20
1.0
21
0.5
±
1.0
±
2.0
20
1.0
21
4
Change
Each Axis
19
+8
+0.1
52
-25
-0.1
48
+8
+0.1
52
%
g
Each Axis
0.0
50
0.0
50
% duty
cycle
m
g
/
°
C
%/
°
C
m
g
/
Hz
0
g
Offset over Temperature
from 25
°
C
Based on 20%/g
@3.0V-5.25V supply
±
1.5
±
0.03
0.2
17
1.25
5.0
2.5
0.1
5.0
±
1.5
±
0.03
0.2
17
1.25
5.0
2.5
0.1
5.0
NOISE PERFORMANCE
Noise Density, rms
FREQUENCY RESPONSE
3dB Bandwidth
TEMPERATURE OUTPUT
T
out
Voltage
Sensitivity
VOLTAGE REFERENCE
V
Ref
Change over Temperature
Current Drive Capability
SELF TEST
Continuous Voltage at D
OUTX
,
D
OUTY
under Failure
0.4
19
1.35
5.4
2.65
100
0.4
19
1.35
5.4
15
1.15
4.6
15
1.15
4.6
Hz
V
mV/
°
K
2.4
2.4
2.65
V
mV/
°
C
μ
A
V
Source
100
@5.0V Supply, output
rails to
supply voltage
@3.0V Supply, output
rails to
supply voltage
Output High
Output Low
MXD2020G/M
MXD2020H/N
Source or sink, @
3.0V-5.25V supply
3.0 to 5.25V supply
@5.0V Supply
@3.0V Supply
@ 5.0V
@ 3.0V
Continuous Voltage at D
OUTX
,
D
OUTY
under Failure
3.0
3.0
V
D
OUTX
and D
OUTY
OUTPUTS
Normal Output Range
4.8
0.2
105
420
100
4.8
95
380
0.2
105
420
100
V
V
Hz
Hz
μ
A
Output Frequency
95
380
100
400
100
400
Current
Rise/Fall Time
Turn-On Time
5
90
3.0
2.7
3.2
0
100
160
300
3.8
4.7
operated at 3.0V in production, they can be trimmed at the factory specifically for
this lower supply voltage operation, in which case the sensitivity and zero
g
bias
level specifications on this page will be met. Please contact the factory for specially
trimmed devices for low supply voltage operation.
110
90
3.0
2.7
3.2
-40
100
160
300
3.8
4.7
110
nS
mS
mS
V
mA
mA
°
C
POWER SUPPLY
Operating Voltage Range
Supply Current
Supply Current
TEMPERATURE RANGE
Operating Range
NOTES
1
Guaranteed by measurement of initial offset and sensitivity.
5.25
4.4
5.4
+70
5.25
4.4
5.4
+105
2
Alignment error is specified as the angle between the true and indicated axis of
sensitivity.
3
Transverse sensitivity is the algebraic sum of the alignment and the inherent
sensitivity errors.
4
The device operates over a 3.0V to 5.25V supply range. Please note that sensitivity
and zero
g
bias level will be slightly different at 3.0V operation. For devices to be
5
Output settled to within
±
17mg.
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