LPS331AP Datasheet, PDF (4/36 Pages) STMicroelectronics – MEMS pressure sensor: 260-1260 mbar absolute digital output barometer

Block diagram and pin description
Table 2.
Pin#
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Pin description
Name
Function
Vdd_IO Power supply for I/O pins
NC
Not connected
NC
SCL
SPC
Not connected
I²C serial clock (SCL)
SPI serial port clock (SPC)
GND
SDA
SDI
SDO
0 V supply
I²C serial data (SDA)
SPI serial data input (SDI)
3-wire interface serial data output (SDO)
SDO
SA0
SPI serial data output (SDO)
I²C less significant bit of the device address (SA0)
SPI enable
CS
I²C/SPI mode selection (1: I²C mode; 0: SPI enabled)
INT2 Interrupt 2 (or data ready)
Reserved Connect to GND
INT1 Interrupt 1 (or data ready)
GND 0 V supply
GND 0 V supply
VDD Power supply
VCCA Analog power supply
GND 0 V supply
LPS331AP
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Doc ID 022112 Rev 7