參數(shù)資料
型號: ADXL213
廠商: Analog Devices, Inc.
英文描述: Low Cost 1.2 g Dual Axis Accelerometer
中文描述: 低成本一點二克雙軸加速度計
文件頁數(shù): 3/12頁
文件大?。?/td> 359K
代理商: ADXL213
ADXL213
SPECIFICATIONS
T
A
= –40°C to +85°C, V
S
= 5 V, C
X
= C
Y
= 0.1 μF, Acceleration = 0
g
, unless otherwise noted. All minimum and maximum specifications
are guaranteed. Typical specifications are not guaranteed.
Table 1.
Parameter
Conditions
SENSOR INPUT
Each axis
Measurement Range
1
Nonlinearity
% of full scale
Package Alignment Error
Alignment Error
X sensor to Y sensor
Cross Axis Sensitivity
SENSITIVITY (Ratiometric)
2
Each axis
Sensitivity at X
OUT
, Y
OUT
V
S
= 5 V
Sensitivity Change due to Temperature
3
V
S
= 5 V
ZERO
g
BIAS LEVEL (Ratiometric)
Each axis
0
g
Voltage at X
OUT
, Y
OUT
V
S
= 5 V
Initial 0
g
Output Deviation from Ideal
V
S
= 5 V, 25°C
0
g
Offset vs. Temperature
NOISE PERFORMANCE
Noise Density
@25°C
FREQUENCY RESPONSE
4
C
X
, C
Y
Range
5
R
FILT
Tolerance
Sensor Resonant Frequency
SELF TEST
6
Logic Input Low
Logic Input High
ST Input Resistance to Ground
Output Change at X
OUT
, Y
OUT
Self test 0 to 1
PWM Output
F
SET
R
SET
= 125 k
T2 Drift versus Temperature
POWER SUPPLY
Operating Voltage Range
Quiescent Supply Current
Turn-On Time
7
Rev. 0 | Page 3 of 12
Min
27
0.002
22
4
30
3
Typ
±1.2
±0.5
±1
±0.1
±2
30
±0.3
±50
±2
±0.25
160
32
5.5
50
23
1
±0.3
0.7
20
Max
33
4.7
42
1
6
1.1
Unit
g
%
Degrees
Degrees
%
%/
g
%
%
%
m
g
/°C
μ
g
/√Hz rms
μF
k
kHz
V
V
k
%
kHz
%
V
mA
ms
1
Guaranteed by measurement of initial offset and sensitivity.
2
Sensitivity varies with V
S
. At V
S
= 3 V, sensitivity is typically 28%/
g
.
3
Defined as the output change from ambient-to-maximum temperature or ambient-to-minimum temperature.
4
Actual frequency response controlled by user-supplied external capacitor (C
X
, C
Y
).
5
Bandwidth = 1/(2 × π × 32 k × C). For C
X
, C
Y
= 0.002 μF, Bandwidth = 2500 Hz. For C
X
, C
Y
= 4.7 μF, Bandwidth = 1 Hz. Minimum/maximum values are not tested.
6
Self-test response changes with V
S
. At V
S
= 3 V, self-test output is typically 8%.
7
Larger values of C
X
, C
Y
increase turn-on time. Turn-on time is approximately 160 × C
X
or C
Y
+ 4 ms, where C
X
, C
Y
are in μF.
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