MPL3115A2ST1

The MPL3115A2ST1 is a digital barometric pressure sensor developed by NXP Semiconductors. It features I2C communication and is designed for accurate altitude and pressure measurements. Operating within the range of 20 to 110 kPa, the sensor provides high-resolution readings with a typical accuracy of ±1 hPa, making it suitable for applications in weather monitoring, altitude tracking, and environmental sensing.
The MPL3115A2ST1 integrates a temperature sensor and can output both pressure and altitude data. It supports multiple modes of operation, including active and sleep modes, to optimize power consumption. The sensor is compact, making it ideal for use in portable devices and IoT applications.
With a supply voltage of 1.95 to 3.6 V, it is compatible with various microcontrollers and development platforms. The device is commonly used in drones, smartphones, and wearables to enhance functionality related to environmental awareness and navigation.

The MPL3115A2ST1 is a digital barometer and altimeter with several key features:
1. Pressure Measurement: It provides high-resolution pressure readings with an accuracy of ±1 hPa.
2. Altitude Measurement: Capable of measuring altitude up to 12,000 meters (39,370 feet).
3. Digital Output: Communicates via I2C interface, enabling easy integration with microcontrollers and other devices.
4. Temperature Sensing: Includes an integrated temperature sensor, enhancing functionality for environmental monitoring.
5. Low Power Consumption: Designed for battery-operated devices, it has low power modes for energy efficiency.
6. Built-in FIFO: Features a 32-deep FIFO buffer for data storage, allowing efficient data handling.
7. Multiple Operating Modes: Offers different modes for pressure, altitude, and temperature measurements, including active and standby modes.
8. Robust Design: Housed in a compact package, suitable for various applications including weather stations, drones, and mobile devices.
Overall, the MPL3115A2ST1 is ideal for applications requiring precise atmospheric measurements.

The MPL3115A2ST1 is packaged in a 5x5 mm QFN (Quad Flat No-lead) form factor, which features a low profile and allows for efficient thermal and electrical performance, making it suitable for compact applications.

The MPL3115A2ST1 is a digital barometer and altimeter sensor with a total of 8 pins. Here are the pin counts and their functions:
1. VDD (Pin 1): Power supply, typically 1.95V to 3.6V.
2. GND (Pin 2): Ground reference.
3. SDA (Pin 3): Serial Data Line for I2C communication.
4. SCL (Pin 4): Serial Clock Line for I2C communication.
5. INT (Pin 5): Interrupt output pin for alert signaling.
6. DRDY (Pin 6): Data Ready pin indicating new data is available.
7. CSB (Pin 7): Chip Select for SPI mode; can be left unconnected in I2C mode.
8. N/C (Pin 8): No Connection; not used.
The MPL3115A2ST1 is widely used for altitude and pressure measurement in various applications including weather stations, drones, and IoT devices. It communicates primarily via I2C or SPI protocols.

The MPL3115A2ST1 is manufactured by NXP Semiconductors, a global semiconductor company headquartered in Eindhoven, Netherlands. NXP specializes in designing and manufacturing a wide range of innovative semiconductor solutions, including microcontrollers, sensors, and connectivity products. The company serves various industries, including automotive, industrial, and consumer electronics, and is known for its focus on enabling secure connections and infrastructure for a smarter world. NXP’s products are widely utilized in applications such as IoT devices, automotive systems, and mobile communications.

The MPL3115A2ST1 is a digital barometer and altimeter sensor used in various application areas including weather monitoring, aviation, drone navigation, altitude tracking in smartphones and wearables, environmental sensing in IoT devices, and marine applications for pressure measurement. Its ability to provide accurate altitude and pressure readings makes it valuable in both consumer electronics and industrial systems.

Equivalent products to the MPL3115A2ST1 chip include the Bosch BMP180 and BMP388 pressure sensors, as well as the Honeywell HP206C and HP20C series sensors. These components provide similar functionalities, such as altitude and barometric pressure measurement, but may vary in terms of accuracy, resolution, and power consumption. Always verify specific requirements for compatibility and performance.