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MEMS Accelerometers - Overview

MEMS Accelerometers Product Overview

KXTJ2-MEMS-Accelerometer-for-GPS MEMS Accelerometers with embedded algorithms provide industry-leading high performance in automotive, consumer electronics, health & fitness and industrial applications. Willow provides 1, 2 & 3-Axis MEMS Accelerometers with G ranges from ±0.85g to ±96g. MEMS Accelerometers are a key component in modern electronic equipment, available with analogue and / or digital outputs I2C / SPI (up to 16 bit resolution) in packages as small as 2 x 2 x 0.9mm.
KX022
KX022
Applications
Gesture Recognition, Pedometer / Activity Monitoring, Motion-controlled User Interface, Smartphones & Mobiles, Laptops, Gaming & Virtual Reality, Health & Fitness
Features
Directional/ Double-Tap™, Embedded FIFO/ FILO buffer, Digital High-Pass Filter Outputs, User-configurable wake-up
Series
Axis
Output
Range
Sensitivity
Bandwidth
(Hz)
Noise
Supply
Voltage (V)
Size
Op.
Temp ºC
Wake up
Eval Board
Dev. Tools
KX022
1187
XYZ
Digital SPI / I2C
User-selectable ±2g, ±4g, ±8g
16384, 8192, 4096 (16-bit), (counts/g)
800 (-3dB) User Selectable
Dependent on
ODR & Res
0.75mg
1.8-3.6
2 x 2 x 0.9mm LGA
12-pin
-40 to +85
Yes
XYZ
Digital SPI / I2C
User-selectable ±2g, ±4g, ±8g
16384, 8192, 4096 (16-bit), (counts/g)
800 (-3dB) User Selectable
Dependent on
ODR & Res
0.75mg
1.8-3.6
3 x 3 x 0.9mm LGA
16-pin
-40 to +85
Yes
XYZ
Digital SPI / I2C
User-selectable ±2g, ±4g, ±8g
16384, 8192, 4096 (16-bit), (counts/g)
800 (-3dB) User Selectable
Dependent on
ODR & Res
130 µg/√Hz
1.8-3.6
2 x 2 x 0.6mm LGA
12-pin
-40 to +85
Yes
XYZ
Digital SPI / I2C
User-selectable ±2g, ±4g, ±8g
16384, 8192, 4096 (16-bit), (counts/g)
130µg/√Hz
1.71-3.6
2 x 2 x 0.6mm LGA
12-pin
-40 to +85
Yes
XYZ
Digital SPI / I2C
User-selectable ±2g, ±4g, ±8g
16384, 8192, 4096 (16-bit), (counts/g)
800 (-3dB) User Selectable
Dependent on
ODR & Res
130µg/√Hz
1.8-3.6
2 x 2 x 0.9mm LGA
12-pin
-40 to +85
Yes
XYZ
Digital SPI / I2C
User-selectable ±2g, ±4g, ±8g
16384, 8192, 4096 (16-bit), (counts/g)
800 (-3dB) User Selectable
Dependent on
ODR & Res
130 µg/√Hz
1.71-3.6
3 x 3 x 0.9mm LGA
16-pin
-40 to +85
Yes
XYZ
Digital SPI / I2C
User-selectable ±2g, ±4g, ±8g
16384, 8192, 4096 (16-bit), (counts/g)
800 (-3dB) User Selectable
Dependent on
ODR & Res
130µg/√Hz
1.71-3.6
3 x 3 x 0.9mm LGA
16-pin
-40 to +85
Yes
XYZ
up to 25600Hz
User-selectable ±2g, ±4g, ±8g
16384, 8192, 4096 (16-bit), (counts/g)
800 (-3dB) User Selectable
Dependent on
ODR & Res
130 µg/√Hz
1.71-3.6
2 x 2 x 0.9mm LGA
12-pin
-40 to +85
Yes
XYZ
up to 25600Hz
User-selectable ±2g, ±4g, ±8g
16384, 8192, 4096 (16-bit), (counts/g)
130 µg/√Hz
1.71-3.6
2 x 2 x 0.9mm LGA
12-pin
-40 to +85
Yes
XYZ
Analogue
 Factory Programmable ±4g to ±40g
33 or 66 (mV/g)
(-3dB) up to 8
675 µg/√Hz
1.8 to 3.6
3 x 3 x 0.9mm LGA
10-pin
-40 to +85
No
XYZ
Digital SPI / I2C
User-selectable ±8g, ±16g, ±32g
4096, 2018, 1024 (16-bit), (counts/g)
800 (-3dB) User Selectable
Dependent on
ODR & Res
630 µg/√Hz
1.71-3.6
2 x 2 x 0.9mm LGA
12-pin
-40 to +85
Yes
XYZ
Digital SPI / I2C
User-selectable ±8g, ±16g, ±32g
4096, 2018, 1024 (16-bit), (counts/g)
800 (-3dB) User Selectable
Dependent on
ODR & Res
630 µg/√Hz
1.71-3.6
3 x 3 x 0.9mm LGA
16-pin
-40 to +85
Yes
XYZ
Digital (I2C)
User-selectable ±2g, ±4g, ±8g
32, 16, 8 (8-bit)
Contact Willow
100 ≤G/≤HZ
1.8-3.6
3 x 3 x 0.9mm LGA
16-pin
-40 to +85
Yes
KXCJ9
238
XYZ
Digital (I2C)
User-selectable ±2g, ±4g, ±8g, ±16g
64, 32, 16 (8-bit).
1024, 512, 256 (12-bit)
1024 (14-bit - ±8g only)
counts/g user selectable
800 (-3dB) User Selectable
Dependent on
ODR & Res
Contact Willow
1.8-3.6
3 x 3 x 0.9 mm LGA
10 Pin
-40 to +85
Yes
XYZ
Digital (I2C)
User-selectable ±4g to ±16g
1024 (14-bit), 64, 32, 16 (8-bit), 1024, 512, 256 (12-bit), (counts/g)
800 or ODR/2 (-3dB) Current varies with ODR
Contact Willow
1.8-3.6
3 x 3 x 0.7mm LGA
10-pin
-40 to +85
Yes
XYZ
Digital I2C
User-selectable ±2g, ±4g, ±8g
64, 32, 16 (8-bit).
1024, 512, 256 (12-bit)
1024 (14-bit)
800 (-3dB) User Selectable
Dependent on
ODR & Res
Contact Willow
1.8-3.6
3 x 3 x 0.45mm LGA
10-pin
-40 to +85
Yes
XYZ
Digital (I2C)
User-selectable ±2g, ±4g, ±8g
64, 32, 16 (8-bit).
1024, 512, 256 (12-bit)
1024 (14-bit - ±8g only)
counts/g user selectable
800 or ODR/2 (-3dB) Typical User Selectable
Contact Willow
1.8-3.6
3 x 3 x 0.9mm LGA
16-pin
-40 to +85
Yes
XYZ
Digital (I2C)
User-selectable ±2g, ±4g, ±6g, ±8g
1024, 512, 341, 256 (12-bit)
ODR / 2 (-3dB)
-40
μg min
+40 μg max
1.8-3.6
3 x 3 x 0.9mm LGA
16-pin
-40 to +85
No
KXD94
310
XYZ
Multiplexed Analogue
Factory programmable ±5g-±15g
Factory programmable
400-133 mV/g
800 typical -3dB Internal
1KHz low pass filter. Lower
frequencies user definable
with external capacitors
100 ≤G/≤HZ
Factory programmable 2.5-5.25
5 x 5 x 1.2 mm DFN
14 Pin
-40 to +85 (Consumer / Industrial)
-40 to +125 (Automotive)
No
KXR94
299
XYZ
Multiplexed Analogue or Digital (SPI)
Factory programmable ±1.0g - ±4g
Factory programmable 1320-264 mV/g
1638-479 counts/g
800 -3db Internal low pass
filter. Lower frequencies
user definable
with external capacitors
45
μg/√Hz
typical
Factory programmable 2.5-5.25
5 x 5 x 1.2 mm DFN
14 Pin
-40 to +85
(Consumer / Industrial)
-40 to +125
(Automotive)
No
KXRB5
291
XYZ
Multiplexed Analogue or Digital (SPI)
Factory programmable ±1.5g - ±6g
Factory programmable
800-200 &
880-220 mV/g
1000 typical -3dB Internal
low pass filter. Lower
frequencies are user definable
with external capacitors.
45
μg/√Hz
typical
Factory programmable 2.5-5.25
3 x 5 x 0.9 mm LGA
14 Pin
-40 to +85
No
XYZ
Analogue
Factory programmable ±1.5g - ±6g
Factory programmable
880-220 mV/g
LPF - 50 default, 100, 500,
1000, 2000, no filter
(available settings)
factory programmable
125
μg/√Hz
typical
Factory programmable 1.8-3.6
5 x 5 x 1.2 mm DFN
14 Pin
-40 to +85
Yes
KXSS5
267
XYZ
Digital (I2C or SPI) and Analogue
Factory programmable ±2.5g to ±8g
Factory programmable
655-205 mV/g
1000 -3db Internal 1kHz low
pass filter. Lower frequencies
are user definable with
external capacitors
175
μg/√Hz
typical
Factory programmable 1.8-5.25
3 x 5 x 0.9 mm LGA
14 Pin
-40 to +85
No
XYZ
Analogue
±2.86g - 4g
462 typical mV/g
Factory Programmable
-3dB
No low pass
130
μg/√Hz
1.8 - 3.6
4 x 4 x 1.3mm LGA
16 Pin
-40 to +85
No
KXTC9
286
XYZ
Analogue
Factory programmable ±1.5g - ±6g
Factory programmable
880-220 mV/g
LPF - 50 default, 100, 500,
1000, 2000, no filter
(available settings)
user programmable
125
μg/√Hz
typical
on filter
pins
Factory programmable 1.8-3.6
3 x 3 x 0.9 mm LGA
10 Pin
-40 to 85
No
XYZ
Digital (I2C)
±2g
16 counts/g
Contact Willow
Contact Willow
Factory programmable 1.8-3.6
3 x 3 x 0.9 mm LGA
10 Pin
-40 to +85
No
KXTF9
251
XYZ
Digital (I2C)
User-selectable ±2g, ±4g, ±8g
64, 32, 16 (8-bit).
1024, 512, 256 (12-bit)
counts/g
user selectable
ODR / 2 Typical
dependent on
ODR and 8-bit or 12 bit
resolution (Hz)
Contact Willow
Factory programmable 1.8-3.6
3 x 3 x 0.9 mm LGA
10 Pin
-40 to +85
Yes
XYZ
Multiplexed Analogue
Factory programmable ±1.5-±6g
Factory programmable
667-167 mV/g
1000 typical - 3dB
Internal low pass filter
150
μg/√Hz
typical
Factory programmable 1.8-3.6
3 x 5 x 0.9 mm LGA
14 Pin
-40 to +85
No
KXTH9
248
XYZ
Multiplexed Analogue
Factory programmable ±1.5-±6g
Factory programmable
667-167 mV/g
50 typical operating -3dB
Factory programmable
internal low pass filter
150
μg/√Hz
typical
Factory programmable 1.8-3.6
3 x 3 x 0.9 mm LGA
10 Pin
-40 to +85
No
KXTI9
243
XYZ
Digital (I2C)
User-selectable ±2g, ±4g, ±8g
64, 32, 16 (8-bit).
1024, 512, 256 (12-bit)
counts/g
user selectable
1590 User Selectable
dependent on ODR &
8-bit or 12-bit resolution
Contact Willow
1.8-3.6
3 x 3 x 0.9 mm LGA
10 Pin
-40 to +85
Yes
KXTIA
246
XYZ
Digital (SPI)
User-selectable ±2g, ±4g, ±8g
64, 32, 16 (8-bit).
1024, 512, 256 (12-bit)
counts/g
user selectable
1590 Dependent on
ODR & 8-bit or 12-bit
resolution
Contact Willow
1.8-3.6
3 x 3 x 0.9 mm LGA
10 Pin
-40 to +85
Yes
KXTIK
320
XYZ
Digital (I2C)
User-selectable ±2g, ±4g, ±8g
64,32,16 (8-bit)
1024, 512, 256 (12-bit)
(counts/g)
1590 (-3dB) User Selectable
Dependent on
ODR & Res
Contact Willow
1.8-3.6
3 x 3 x 0.9 mm LGA
16 Pin
-40 to +85
Yes
KXTJ2
236
XYZ
Digital (I2C)
User-selectable ±2g, ±4g, ±8g
64, 32, 16 (8-bit).
1024, 512, 256 (12-bit)
1024 (14-bit - ±8g only)
counts/g user selectable
800 (-3dB) User Selectable
Dependent on
ODR & Res
Contact Willow
1.8-3.6
2 x 2 x 0.9 mm LGA
12 Pin
-40 to +85
Yes
XYZ
Digital (I2C)
User-selectable ±2g, ±4g, ±8g, ±16g
64, 32, 16 (8-bit).
1024, 512, 256 (12-bit)
1024 (14-bit - ±8g only)
counts/g user selectable
800 (-3dB) User Selectable
Dependent on
ODR & Res
150 μg / √Hz typical
1.71-3.6
2 x 2 x 0.9 mm LGA
12 Pin
-40 to +85
Yes
KXTJ9
347
XYZ
Digital (I2C)
User-selectable ±2g, ±4g, ±8g
64, 32, 16 (8-bit).
1024, 512, 256 (12-bit)
1024 (14-bit - ±8g only)
counts/g user selectable
800 (-3dB) User Selectable
Dependent on
ODR & Res
275
μg/√Hz
ODR
=50Hz
12 bit
mode
1.8-3.6
3 x 3 x 0.9 mm LGA
10 Pin
-40 to +85
Yes
XYZ
Digital (I2C or SPI)
User-selectable ±2g, ±4g, ±6g, ±8g
819, 410, 273, 205
counts/g
user selectable
Either factory programmed to
2KHz, 1KHz, 500Hz, 100Hz,
50Hz or no filter. Alternatively,
user defined in CTRL_REGC.
750
μg/√Hz
typical
Factory programmable 1.8-3.6
3 x 3 x 0.9 mm LGA
10 Pin
-40 to +85
No
XY
Analogue & Digital (SPI)
± 0.85 to 96
33,500 lsb/g to 320 lsb/g
1,150mV/g to 10mV/g
>170Hz
≤50 to 1,000 μg/√Hz Typical
2.7 to 3.6
10.4 x 6.0 x 2.2mm
-40 to +125
No
XY
Analogue & Digital (SPI)
± 0.85
33,500 lsb/g
1,150mV/g
>170Hz
≤50 μg/√Hz Typical
2.7 to 3.6
10.4 x 6.0 x 2.2mm
-40 to +125
No
XY
Analogue & Digital (SPI)
± 2.5
11,000 lsb/g
375mV/g
>170Hz
≤150 μg/√Hz Typical
2.7 to 3.6
10.4 x 6.0 x 2.2mm
-40 to +125
No
XY
Analogue & Digital (SPI)
± 10
2,800 lsb/g
96mV/g
>170Hz
≤150 μg/√Hz Typical
2.7 to 3.6
10.4 x 6.0 x 2.2mm
-40 to +125
No
XY
Analogue & Digital (SPI)
± 30
1,050 lsb/g
36mV/g
>170Hz
≤350 μg/√Hz Typical
2.7 to 3.6
10.4 x 6.0 x 2.2mm
-40 to +125
No
XY
Analogue & Digital (SPI)
± 96
320 lsb/g
10mV/g
>170Hz
≤1,000 μg/√Hz Typical
2.7 to 3.6
10.4 x 6.0 x 2.2mm
-40 to +125
No
± 0.85 to 96
≤50 to 1,200 μg/√Hz
3.3
-40 to +125
No
XY
± 0.85
Typical 170Hz digital, 250Hz analogue
≤50 μg/√Hz Typical
3.3
10.4 x 6.0 x 2.7H
-40 to +125
No
XY
± 2.5
Typical 170Hz digital, 250Hz analogue
≤150 μg/√Hz Typical
3.3
10.4 x 6.0 x 2.7H
-40 to +125
No
XY
± 10
Typical 170Hz digital, 250Hz analogue
≤150 μg/√Hz Typical
3.3
10.4 x 6.0 x 2.7H
-40 to +125
No
XY
± 30
Typical 170Hz digital, 250Hz analogue
≤350 μg/√Hz Typical
3.3
10.4 x 6.0 x 2.7H
-40 to +125
No
XY
± 96
Typical 170Hz digital, 250Hz analogue
≤1200 μg/√Hz Typical
3.3
10.4 x 6.0 x 2.7H
-40 to +125
No
Accepted cards

Willow Technologies Ltd. Unit 3 Borers Yard, Borers Arms Road, Copthorne, West Sussex, RH10 3LH, UK

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