DPS310 Precision Barometric Pressure / Altitude Sensor

Infineon DPS310 high-precision barometric pressure breakout with ±1 hPa absolute accuracy and ±0.002 hPa relative precision in high-precision mode, over I2C or SPI. Suited for drone altimetry and fine altitude-change detection.

Logical pinout · physical placement not verified

One grouped source record is expanded into separate logical pads where unambiguous; physical placement is not implied.

Vin
Board power input. Adafruit states the onboard regulator accepts 3-5 VDC and converts for the 3 V sensor.
Type · PowerVoltage · 3-5VDC
3Vo
3.3 V regulator output, up to 100 mA per Adafruit Learn.
Type · PowerVoltage · 3.3V
GND
Common ground for power and logic.
Type · Ground
SCKSCL
I2C clock SCL, also SPI clock SCK. Level shifted for 3-5 V logic with pullup on I2C.
Type · I2C, SPIVoltage · 3-5V logic
SDISDA
I2C data SDA, also SPI data input SDI / MOSI. Level shifted for 3-5 V logic with pullup on I2C.
Type · I2C, SignalVoltage · 3-5V logic
SDOADR
SPI data output SDO / MISO. In I2C mode this is the address pin ADR, low changes address from 0x77 to 0x76.
Type · SignalVoltage · 3-5V logic
CS
SPI chip select input, pull low to start an SPI transaction.
Type · SPIVoltage · 3-5V logic
STEMMA QT
STEMMA QT / Qwiic I2C connector for compatible boards and accessories.
Type · Unknown

Pin	Type	Function	Voltage
Vin	Power	Board power input. Adafruit states the onboard regulator accepts 3-5 VDC and converts for the 3 V sensor.	3-5VDC
3Vo	Power	3.3 V regulator output, up to 100 mA per Adafruit Learn.	3.3V
GND	Ground	Common ground for power and logic.
SCKSCL	I2C, SPI	I2C clock SCL, also SPI clock SCK. Level shifted for 3-5 V logic with pullup on I2C.	3-5V logic
SDISDA	I2C, Signal	I2C data SDA, also SPI data input SDI / MOSI. Level shifted for 3-5 V logic with pullup on I2C.	3-5V logic
SDOADR	Signal	SPI data output SDO / MISO. In I2C mode this is the address pin ADR, low changes address from 0x77 to 0x76.	3-5V logic
CS	SPI	SPI chip select input, pull low to start an SPI transaction.	3-5V logic
STEMMA QT	Unknown	STEMMA QT / Qwiic I2C connector for compatible boards and accessories.

Logical pinout · physical placement not verified

One grouped source record is expanded into separate logical pads where unambiguous; physical placement is not implied.

Pin details

8 connections

Vin
Board power input. Adafruit states the onboard regulator accepts 3-5 VDC and converts for the 3 V sensor.
PowerVoltage · 3-5VDC
3Vo
3.3 V regulator output, up to 100 mA per Adafruit Learn.
PowerVoltage · 3.3V
GND
Common ground for power and logic.
Ground
SCKSCL
I2C clock SCL, also SPI clock SCK. Level shifted for 3-5 V logic with pullup on I2C.
I2C, SPIVoltage · 3-5V logic
SDISDA
I2C data SDA, also SPI data input SDI / MOSI. Level shifted for 3-5 V logic with pullup on I2C.
I2C, SignalVoltage · 3-5V logic
SDOADR
SPI data output SDO / MISO. In I2C mode this is the address pin ADR, low changes address from 0x77 to 0x76.
SignalVoltage · 3-5V logic
CS
SPI chip select input, pull low to start an SPI transaction.
SPIVoltage · 3-5V logic
STEMMA QT
STEMMA QT / Qwiic I2C connector for compatible boards and accessories.
Unknown

Start wiring

I2C · SPI · Single data line · 3.3 – 5 V · Breakout

Confirm the data interface matches your host board.

Module pins: Vin, 3Vo, GND, SCK / SCL, SDI / SDA, SDO / ADR, CS. Schematik maps them to your board in the app.

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Pinout