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Document Number: MPL115AFS

REV 1

Selector Guide

Part Number

Operating

Supply

Voltage

Supply

Current

Pressure

Range

Accuracy

Compensated

Temperature

Range

Digital

Interface

Package

MPL115A1T1

2.4–5.5V

5 μA

50–115 kPa

± 1 kPa

-20ºC–+85ºC

SPI

8-pin LGA

MPL115A2T1

2.4–5.5V

5 μA

50–115 kPa

± 1 kPa

-20ºC–+85ºC

I2C

8-pin LGA

Development Tools

Part Number

Description

KITMPL115A1SPI

Evaluation board that demonstrates the SPI communication protocol

KITMPL115A2I2C

Evaluation board that demonstrates the I2C communication protocol

DEMOAPEXSENSOR

The APEX (Altitude Pressure EXperimental) board showcases how pressure

sensors can be used to detect altitude at high resolution

Documentation

Document Number

Title

Description

MPL115A1

SPI Digital Barometer

Data Sheet

MPL115A2

I2C Digital Barometer

Data Sheet

AN3785

Using Digital Barometric Pressure

Sensors in Your Design

Application note for I2C and SPI interface board

implementation

AN3914

Modern Altimeter and Barometer

System Using the MPL115A

Application note that describes a modern

altimeter and barometer system

Features

• Digital output options

MPL115A1 for SPI applications

MPL115A2 for I2C applications

• Low-profile 3 x 5 x 1.2 mm LGA package

• Low current consumption

Sleep mode: 1 μA

Active mode: 5 μA at one measurement

per second

• Temperature and pressure coefficients

available for temperature compensation

• Convenient pressure conversion in units of

kilopascals (kPa)

• 50 to 115 kPa absolute pressure

measurement range

• 1 kPa accuracy

• Operating temperature range from

-40ºC to +105ºC

• 2.4 to 5.5 Volt power supply

Benefits

• Digital output simplifies system design with

direct interface to microcontroller

• Small package enables design on space

constrained PCB

• Low power consumption for battery and

solar powered applications

Freescale is a leading provider of pressure,

inertial and touch sensors and has offered

MEMS-based sensors for over 30 years.

The sensor ICs complement Freescale’s

broad portfolio of ZigBee® technology,

microcontrollers, microprocessors, digital

signal processors, analog ICs and development

tools to offer system solutions to customers.