Part Datasheet Search > ST Microelectronics > LIS2DW12 Datasheet PDF > LIS2DW12 Datasheet Pages 9/63
LIS2DW12 Datasheet - ST Microelectronics
| Manufacturer: | ST Microelectronics |
| Description: | MEMS digital output motion sensor:high-performance ultra-low-power 3-axis "femto" accelerometer |
| Pictures: |
LIS2DW12Datasheet PDF
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DocID029682 Rev 4 9/63
LIS2DW12 Block diagram and pin description
63
1.2 Pin description
Figure 2. Pin connections
Table 2. Pin description
Pin# Name Function
1
SCL
SPC
I
2
C serial clock (SCL)
SPI serial port clock (SPC)
2
(1)
1. SDO/SA0 and CS pins are internally pulled up. Refer to Table 3 for the internal pull-up values (typ).
CS
SPI enable
I
2
C/SPI mode selection (1: SPI idle mode / I
2
C communication
enabled; 0: SPI communication mode / I
2
C disabled)
3
(1)
SDO
SA0
SPI serial data output (SDO)
I
2
C less significant bit of the device address (SA0)
4
SDA
SDI
SDO
I
2
C serial data (SDA)
SPI serial data input (SDI)
3-wire interface serial data output (SDO)
5 NC Internally not connected. Can be tied to VDD, VDDIO, or GND.
6 GND 0 V supply
7 RES Connect to GND
8 GND 0 V supply
9 VDD Power supply
10 VDD_IO Power supply for I/O pins
11 INT2
Interrupt pin 2. Clock input when selected in single data
conversion on demand.
12 INT1 Interrupt pin 1
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