參數(shù)資料
型號: ADXL330
廠商: Analog Devices, Inc.
英文描述: Small, Low Power, 3-Axis 【3 g i MEMS Accelerometer
中文描述: 小型,低功耗,3軸【3基MEMS加速度
文件頁數(shù): 3/16頁
文件大?。?/td> 246K
代理商: ADXL330
ADXL330
SPECIFICATIONS
T
A
= 25°C, V
S
= 3 V, C
X
= C
Y
= C
Z
= 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
Nonlinearity
% of full scale
Package Alignment Error
Inter-Axis Alignment Error
Cross Axis Sensitivity
1
SENSITIVITY (RATIOMETRIC)
2
Each axis
Sensitivity at X
OUT
, Y
OUT
, Z
OUT
V
S
= 3 V
Sensitivity Change Due to Temperature
3
V
S
= 3 V
ZERO
g
BIAS LEVEL (RATIOMETRIC)
Each axis
0
g
Voltage at X
OUT
, Y
OUT
, Z
OUT
V
S
= 3 V
0
g
Offset vs. Temperature
NOISE PERFORMANCE
Noise Density X
OUT
, Y
OUT
Noise Density Z
OUT
FREQUENCY RESPONSE
4
Bandwidth X
OUT
, Y
OUT5
No external filter
Bandwidth Z
OUT5
No external filter
R
FILT
Tolerance
Sensor Resonant Frequency
SELF-TEST
6
Logic Input Low
Logic Input High
ST Actuation Current
Output Change at X
OUT
Self-test 0 to 1
Output Change at Y
OUT
Self-test 0 to 1
Output Change at Z
OUT
Self-test 0 to 1
OUTPUT AMPLIFIER
Output Swing Low
No load
Output Swing High
No load
POWER SUPPLY
Operating Voltage Range
Supply Current
V
S
= 3 V
Turn-On Time
7
No external filter
TEMPERATURE
Operating Temperature Range
1
Defined as coupling between any two axes.
2
Sensitivity is essentially ratiometric to V
S
.
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 filter capacitors (C
X
, C
Y
, C
Z
).
5
Bandwidth with external capacitors = 1/(2 × π × 32 kΩ × C). For C
X
, C
Y
= 0.003 μF, bandwidth = 1.6 kHz. For C
Z
= 0.01 μF, bandwidth = 500 Hz. For C
X
, C
Y
, C
Z
= 10 μF,
bandwidth = 0.5 Hz.
6
Self-test response changes cubically with V
S
.
7
Turn-on time is dependent on C
X
, C
Y
, C
Z
and is approximately 160 × C
X
or C
Y
or C
Z
+ 1 ms, where C
X
, C
Y
, C
Z
are in μF.
Rev. 0 | Page 3 of 16
Min
±3
270
1.2
2.0
25
Typ
±3.6
±0.3
±1
±0.1
±1
300
±0.015
1.5
±1
280
350
1600
550
32 ± 15%
5.5
+0.6
+2.4
+60
150
+150
60
0.1
2.8
320
1
Max
330
1.8
3.6
+70
Unit
g
%
Degrees
Degrees
%
mV/
g
%/°C
V
m
g
/°C
μ
g
/√Hz rms
μ
g
/√Hz rms
Hz
Hz
kHz
V
V
μA
mV
mV
mV
V
V
V
μA
ms
°C
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