DPS310

Part: DPS310

Type: Digital Barometric Air Pressure Sensor

Description: A miniaturized Digital Barometric Air Pressure Sensor with high accuracy and low current consumption, capable of measuring both pressure and temperature, operating from 300-1200 hPa and -40-85 °C, with I2C and SPI interfaces.

Operating Conditions:

• Supply voltage: VDD: 1.7–3.6 V, VDDIO: 1.2–3.6 V
• Operating temperature: -40 to 85 °C
• Pressure range: 300–1200 hPa

Absolute Maximum Ratings:

• Max supply voltage: 4 V (for VDD and VDDIO)
• Max junction/storage temperature: 125 °C
• Max pressure: 10,000 hPa

Key Specs:

• Absolute pressure accuracy: ±100 Pa (Pa=300 - 1200hPa; TA=0..+65°C)
• Relative pressure accuracy: ±6 Pa (Any Δ1hPa in the range Pa=800 - 1200hP; Any constant temperature in the range TA=20..+60°C)
• Pressure precision (High Precision): 0.2 Pa RMS
• Temperature accuracy: ±0.5 °C
• Standby Current Consumption: 0.5 μA
• Pressure measurement rate: 1–128 Hz
• Temperature measurement rate: 1–128 Hz
• Pressure temperature sensitivity: 0.5 Pa/K (1000hPa, 25...+65°C)

Features:

• Operation range: Pressure: 300 -1200 hPa. Temperature: -40 - 85 °C.
• Pressure sensor precision: ± 0.002 hPa (or ±0.02 m) (high precision mode).
• Relative accuracy: ± 0.06 hPa (or ±0.5 m)
• Absolute accuracy: ± 1 hPa (or ±8 m)
• Temperature accuracy: ± 0.5°C.
• Pressure temperature sensitivity: 0.5Pa/K
• Measurement time: Typical: 27.6 ms for standard mode (16x). Minimum: 3.6 ms for low precision mode.
• Average current consumption: 1.7 μA for Pressure Measurement, 1.5μA for Temperature measurement @1Hz sampling rate, Standby: 0.5 μA.
• Supply voltage: VDDIO: 1.2 - 3.6 V, VDD: 1.7 - 3.6 V.
• Operating modes: Command (manual), Background (automatic), and Standby.
• Calibration: Individually calibrated with coefficients for measurement correction.
• FIFO: Stores up to 32 pressure or temperature measurements.
• Interface: I2C and SPI (both with optional interrupt)
• Package dimensions: 8-pin LGA, 2.0 mm x 2.5 mm x 1.0 mm.
• Green Product (RoHS) Compliant

Applications:

• Indoor Navigation (floor detection e.g. in shopping malls and parking garages)
• Health and Sports (accurate elevation gain and vertical speed)
• Outdoor Navigation (GPS start-up time and accuracy improvement, dead-reckoning e.g. in tunnels)
• Weather Station ('Micro-weather' and local forecasts)
• HDD drivers, (leak rate detection in hard disk drives)
• Drones (flight stability and height control)

Package:

• 8-pin LGA, 2.0 mm x 2.5 mm x 1.0 mm

• Operation range: Pressure: 300 -1200 hPa. Temperature: -40 - 85 °C.
• Pressure sensor precision: ± 0.002 hPa (or ±0.02 m) (high precision mode).
• Relative accuracy: ± 0.06 hPa (or ±0.5 m)
• Absolute accuracy: ± 1 hPa (or ±8 m)
• Temperature accuracy: ± 0.5°C.
• Pressure temperature sensitivity: 0.5Pa/K
• Measurement time: Typical: 27.6 ms for standard mode (16x). Minimum: 3.6 ms for low precision mode.
• Average current consumption: 1.7 μA for Pressure Measurement, 1.5μA for Temperature measurement @1Hz sampling rate, Standby: 0.5 μA.
• Supply voltage: VDDIO: 1.2 - 3.6 V, VDD: 1.7 - 3.6 V.
• Operating modes: Command (manual), Background (automatic), and Standby.
• Calibration: Individually calibrated with coefficients for measurement correction.
• FIFO: Stores up to 32 pressure or temperature measurements.
• Interface: I 2 C and SPI (both with optional interrupt)
• Package dimensions: 8-pin LGA, 2.0 mm x 2.5 mm x 1.0 mm.
• Green Product (RoHS) Compliant

• Indoor Navigation (floor detection e.g. in shopping malls and parking garages)
• Health and Sports (accurate elevation gain and vertical speed)
• Outdoor Navigation (GPS start-up time and accuracy improvement, dead-reckoning e.g. in tunnels)
• Weather Station ('Micro-weather' and local forecasts)
• HDD drivers, (leak rate detection in hard disk drives)
• Drones (flight stability and height control)

Figure 1 Pin configuration (top view, figure not to scale)

Figure 1 Pin configuration (top view, figure not to scale)

Table 2

Pin description

Maximum ratings are absolute ratings. Exceeding any one of these values may cause irreversible damage to the integrated circuit.

Attention : Stresses above the values listed as "Absolute Maximum Ratings" may cause permanent damage to the devices. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.

• Indoor Navigation (floor detection e.g. in shopping malls and parking garages)
• Health and Sports (accurate elevation gain and vertical speed)
• Outdoor Navigation (GPS start-up time and accuracy improvement, dead-reckoning e.g. in tunnels)
• Weather Station ('Micro-weather' and local forecasts)
• HDD drivers, (leak rate detection in hard disk drives)
• Drones (flight stability and height control)

The sensor package is a 8-pin PG-VLGA-8-1, 2.0 x 2.5 x 1 mm 3 , with 0.65 mm pitch.