LSM6DS3 Datasheet, PDF (19/100 Pages) STMicroelectronics – always-on 3D accelerometer and 3D gyroscope

LSM6DS3
Pin description
Table 2. Pin description
Pin#
Name
Mode 1 function
Mode 2 function
SPI 4-wire interface serial data SPI 4-wire interface serial data output
output (SDO)
1
SDO/SA0 _{I2C least significant bit of the}
(SDO)
I²C least significant bit of the device
device address (SA0)
address (SA0)
2
SDx
Connect to VDDIO or GND
I²C serial data master (MSDA)
3
SCx
Connect to VDDIO or GND
I²C serial clock master (MSCL)
4
INT1
5
VDDIO⁽¹⁾
Programmable interrupt 1
Power supply for I/O pins
6
GND
0 V supply
7
GND
8
VDD⁽²⁾
0 V supply
Power supply
Programmable interrupt 2 (INT2)/ Data
Programmable interrupt 2
enable (DEN)/
9
INT2
(INT2)/ Data enable (DEN)
I²C master external synchronization
signal (MDRDY)
10
NC⁽³⁾
Leave unconnected
11
NC⁽³⁾
Leave unconnected
I²C/SPI mode selection
I²C/SPI mode selection
(1: SPI idle mode / I²C
(1: SPI idle mode / I²C communication
12
CS
communication enabled; 0: SPI enabled;
communication mode / I²C
0: SPI communication mode / I²C
disabled)
disabled)
I²C serial clock (SCL)
13
SCL
SPI serial port clock (SPC)
I²C serial clock (SCL)
SPI serial port clock (SPC)
I²C serial data (SDA)
I²C serial data (SDA)
14
SDA
SPI serial data input (SDI)
SPI serial data input (SDI)
3-wire interface serial data output 3-wire interface serial data output
(SDO)
(SDO)
1. Recommended 100 nF filter capacitor.
2. Recommended 100 nF capacitor.
3. Leave pin electrically unconnected and soldered to PCB.
DocID026899 Rev 8
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