LIS244ALTR STMicroelectronics, LIS244ALTR Datasheet - Page 11

• Manufacturer Part Number: LIS244ALTR
• Description: ACCELEROMETER 2AXIS 16-LGA
• Manufacturer: STMicroelectronics

Specifications of LIS244ALTR

• Axis: X, Y
• Acceleration Range: ±2g
• Sensitivity: 0.140 x Vdd = V/g
• Voltage - Supply: 2.4 V ~ 3.6 V
• Output Type: Analog
• Bandwidth: 4kHz
• Interface: IC
• Mounting Type: Surface Mount
• Package / Case: 16-LGA
• Sensing Axis: X, Y
• Acceleration: 2 g
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• For Use With: 497-8202 - BOARD ADAPTER LIS244AL DIL24
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LIS244AL
4.1
4.2
The tolerance of the internal resistor can vary typically of
32kΩ; thus the cut-off frequency will vary accordingly. A minimum capacitance of 2.5nF for
C
Table 6.
Soldering information
The LGA package is compliant with the ECOPACK, RoHs and “Green” standard.
Pin1 indicator is electrically connected to pin 1. Leave pin 1 indicator unconnected during
soldering.
Output Response vs. orientation
Figure 4.
Figure 4
load
X=1.83V (+1g)
Y=1.50V (0g)
(x, y) is required.
refers to LIS244AL powered at 3.0V.
Filter Capacitor Selection, C
Output response vs. orientation
Cut-off frequency
100 Hz
200 Hz
500 Hz
10 Hz
20 Hz
50 Hz
1 Hz
X=1.50V (0g)
Y=1.83V (+1g)
X=1.50V (0g)
Y=1.17V (-1g)
TOP VIEW
load
(x,y),
X=1.17V (-1g)
Y=1.50V (0g)
±
20% within its nominal value of
Capacitor value
Earth’s Surface
250nF
100nF
0.5µF
50nF
25nF
10nF
Top
Bottom
Top
5 µF
Bottom
Application hints
X=1.50V (0g)
Y=1.50V (0g)
X=1.50V (0g)
Y=1.50V (0g)
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