KX022-1020 Datasheet, PDF (6/75 Pages) List of Unclassifed Manufacturers – Accelerometer Specifications

± 2g / 4g / 8g Tri-axis Digital
Accelerometer Specifications
PART NUMBER:
KX022-1020
Rev. 11.0
10-Sep-15
Product Specifications
Mechanical
(Specifications are for operation at VDD = 2.5V and T = RT = 25°C unless stated otherwise)
Parameters
Units
Min
Typical
Max
Operating Temperature Range
°C
-40
-
85
Zero-g Offset
mg
±25
±90
Zero-g Offset Variation from RT over Temp.
mg/°C
0.2
Sensitivity¹
Sensitivity
(Buffer 8-bit mode)^1,2
GSEL1=0, GSEL0=0 (± 2g)
GSEL1=0, GSEL0=1 (± 4g)
GSEL1=1, GSEL0=0 (± 8g)
GSEL1=0, GSEL0=0 (± 2g)
GSEL1=0, GSEL0=1 (± 4g)
GSEL1=1, GSEL0=0 (± 8g)
counts/g
counts/g
15401
7700
3850
60
30
15
16384
8192
4096
64
32
16
17367
8684
4342
68
34
17
Sensitivity Variation from RT over Temp.
%/°C
0.01
Self-Test Output change on Activation
g
0.35
0.5
0.65
Mechanical Resonance (-3dB)³
3500 (xy)
Hz
1800 (z)
Non-Linearity
% of FS
0.6
Cross Axis Sensitivity
%
2
Noise (RMS at 50Hz with low-pass filter = ODR/9)⁴
mg
0.75
Table 1: Mechanical Specifications
Notes:
1. Resolution and acceleration ranges are user selectable via I²C or SPI.
2. Sensitivity is proportional to BRES in BUF_CNTRL2.
3. Resonance as defined by the dampened mechanical sensor.
4. Noise varies with Output Data Rate (ODR) and Current Consumption settings. Contact
Kionix Engineering for additional details on FlexSet™ Performance Optimization.
36 Thornwood Dr. – Ithaca, NY 14850
tel: [phone] – fax:[phone]
www.kionix.com - [e-mail]
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