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LIS344ALHTR

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P19
LIS344ALH Application hints
13/19
4.1 Soldering information
The LGA package is compliant with the ECOPACK, RoHS and “Green” standard.
It is qualified for soldering heat resistance according to JEDEC J-STD-020C.
Leave “Pin 1 Indicator” unconnected during soldering.
Land pattern and soldering recommendations are available at www.st.com/mems
.
4.2 Output response vs orientation
Figure 4. Output response vs orientation
Figure 4 shows output voltage values of LIS344ALH, powered at 3.3 V, with full-scale ±2 g.
Table 6. Filter capacitor selection, C
load
(x, y, z),
Cut-off frequency Capacitor value
1 Hz 1500 nF
10 Hz 150 nF
20 Hz 68 nF
50 Hz 30 nF
100 Hz 15 nF
200 Hz 6.8 nF
500 Hz 3 nF
Earth’s Surface
X=1.65V (0g)
Y=1.65V (0g)
Z=0.99V (-1g)
X=1.65V (0g)
Y=1.65V (0g)
Z=2.31V (+1g)
X=1.65V (0g)
Y=2.31V (+1g)
X=1.65V (0g)
Y=0.99V (-1g)
X=0.99V (-1g)
Y=1.65V (0g)
X=2.31V (+1g)
Y=1.65V (0g)
Z=1.65V (0g)
Z=1.65V (0g)
Z=1.65V (0g)
Z=1.65V (0g)
Top
Bottom
Top
Bottom
Typical performance characteristics LIS344ALH
14/19
5 Typical performance characteristics
5.1 Mechanical characteristics at 25 °C
Figure 5. X axis Zero-g level at 3.3 V Figure 6. X axis Sensitivity at 3.3 V
Figure 7. Y axis Zero-g level at 3.3 V Figure 8. Y axis Sensitivity at 3.3 V
Figure 9. Z axis Zero-g level at 3.3 V Figure 10. Z axis Sensitivity at 3.3 V
1.6 1.61 1.62 1.63 1.64 1.65 1.66 1.67 1.68 1.69 1.7
0
5
10
15
20
25
30
Zero−g Level Offset [V]
Percent of parts [%]
0.62 0.63 0.64 0.65 0.66 0.67 0.68 0.69 0.7
0
2
4
6
8
10
12
14
16
Sensitivity [V/g]
Percent of parts [%]
1.6 1.61 1.62 1.63 1.64 1.65 1.66 1.67 1.68 1.69 1.7
0
5
10
15
20
25
Zero−g Level Offset [V]
Percent of parts [%]
0.62 0.63 0.64 0.65 0.66 0.67 0.68 0.69 0.7
0
5
10
15
Sensitivity [V/g]
Percent of parts [%]
1.6 1.61 1.62 1.63 1.64 1.65 1.66 1.67 1.68 1.69 1.7
0
5
10
15
20
25
Zero−g Level Offset [V]
Percent of parts [%]
0.62 0.63 0.64 0.65 0.66 0.67 0.68 0.69 0.7
0
2
4
6
8
10
12
14
Sensitivity [V/g]
Percent of parts [%]
LIS344ALH Typical performance characteristics
15/19
5.2 Mechanical characteristics derived from measurement in the
-40 °C to +85 °C temperature range
Figure 11. X axis Zero-g level change
vs. temperature at 3.3 V
Figure 12. X axis Sensitivity change
vs. temperature at 3.3 V
Figure 13. Y axis Zero-g level change
vs. temperature at 3.3 V
Figure 14. Y axis Sensitivity change
vs. temperature at 3.3 V
Figure 15. Z axis Zero-g level change
vs. temperature at 3.3 V
Figure 16. Z axis Sensitivity change
vs. temperature at 3.3 V
−4 −3 −2 −1 0 1 2 3 4
0
5
10
15
20
25
30
35
40
Zero−g Level drift [mg/
o
C]
Percent of parts [%]
−0.1 −0.08 −0.06 −0.04 −0.02 0 0.02 0.04 0.06 0.08 0.1
0
10
20
30
40
50
60
Sensitivity drift [%/
o
C]
Percent of parts [%]
−4 −3 −2 −1 0 1 2 3 4
0
5
10
15
20
25
30
35
40
45
Zero−g Level drift [mg/
o
C]
Percent of parts [%]
−0.1 −0.08 −0.06 −0.04 −0.02 0 0.02 0.04 0.06 0.08 0.1
0
5
10
15
20
25
30
35
40
45
Sensitivity drift [%/
o
C]
Percent of parts [%]
−4 −3 −2 −1 0 1 2 3 4
0
5
10
15
20
25
30
35
Zero−g Level drift [mg/
o
C]
Percent of parts [%]
−0.1 −0.08 −0.06 −0.04 −0.02 0 0.02 0.04 0.06 0.08 0.1
0
5
10
15
20
25
30
35
40
Sensitivity drift [%/
o
C]
Percent of parts [%]
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LIS344ALHTR

Mfr. #:
Buy LIS344ALHTR
Manufacturer:
STMicroelectronics
Description:
ACCELEROMETER 2-6G ANALOG 16LGA
Lifecycle:
New from this manufacturer.
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