參數(shù)資料
型號: LIS3L02DQ
廠商: STMICROELECTRONICS
元件分類: 模擬信號調(diào)理
英文描述: SPECIALTY ANALOG CIRCUIT, QCC44
封裝: 7 X 7 MM, 1.80 MM HEIGHT, QFN-44
文件頁數(shù): 18/20頁
文件大小: 473K
代理商: LIS3L02DQ
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LIS3L02DQ
5
Application Hints
Figure 4. LIS3L02DQ Electrical Connection
The device core is supplied through Vdd line (Vdd typ=3.3V) while the I/O pads are supplied through
Vdd_IO. Power supply decoupling capacitors (100 nF ceramic, 10
F Al) should be placed as near as pos-
sible to the device (common design practice). All the voltage and ground supplies must be present at the
same time to have proper behavior of the IC (refer to Fig 4).The functionality of the device and the mea-
sured acceleration data is selectable and accessible through the I2C/SPI interface.When using the I2C,
CS must be tied high while SDO must be left floating.
5.1 Soldering Information
The QFN-44 package is lead free and green package qualified for soldering heat resistance according to
JEDEC J-STD-020D. Land pattern and soldering recommendations are available upon request.
DIRECTION OF THE
DETECTABLE
ACCELERATIONS
LIS3L02DQ
Vdd_IO
CS
SC
L
/SP
C
S
D
A/
SD
I/
S
D
O
SD
O
RDY
/I
NT
10uF
Vdd
Digital signal from/to signal controller. Signal’s levels are defined by proper selection of Vdd_IO
100nF
GND
(TOP VIEW)
Y
1
X
Z
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