MPL3115A2 I2C Barometric Pressure/Altitude/Temperature Sensor

Availability

In stock

Freescale MPL3115A2 barometric pressure and altitude sensor breakout with a built-in altimeter calculation, 1.5 Pa resolution (~0.3 m altitude), and interrupt outputs for low-power use. Requires 2–3.6 V; breakout includes 3 V regulator and I2C level shifting.

Logical pinout · physical placement not verified

VDDheader
Power input to breakout
Type · PowerVoltage · 3-5V via breakout regulator/level shifting
GNDheader
Ground
Type · GroundVoltage · 0V
SCLheader
I2C clock
Type · I2CVoltage · 3-5V logic
SDAheader
I2C data
Type · I2CVoltage · 3-5V logic

Pin	Position	Type	Function	Voltage
VDD	header	Power	Power input to breakout	3-5V via breakout regulator/level shifting
GND	header	Ground	Ground	0V
SCL	header	I2C	I2C clock	3-5V logic
SDA	header	I2C	I2C data	3-5V logic

Logical pinout · physical placement not verified

Pin details

4 connections

VDD
Power input to breakout
PowerVoltage · 3-5V via breakout regulator/level shifting
header
GND
Ground
GroundVoltage · 0V
header
SCL
I2C clock
I2CVoltage · 3-5V logic
header
SDA
I2C data
I2CVoltage · 3-5V logic
header

Start wiring

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

Confirm the data interface matches your host board.

Module pins: VDD, GND, SCL, SDA. Schematik maps them to your board in the app.

Temp & humidity

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Pinout