DPS310 datasheet(9/41 Pages) INFINEON

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3.5

Pressure Transfer Function

Test conditions (unless otherwise specified in the table): VDD= 1.8V and VDDIO=1.8V. Typ. values (PA=1000hPa and

TA=25°C).

Table 7

Pressure Transfer Function

Parameter

Symbol

Values

Unit

Note / Test Condition

Min.

Typ.

Max.

Absolute pressure accuracy

Ap_abs

+/-10

After one point calibration

+/-100

PA=300-1200hPa

TA=0...+65°C

Excluding solder effects

Relative pressure accuracy

Ap_rel

+/-6

Any Δ1hPa in the range

PA=800-1200hPa

Any constant temperature

in the range TA=20...+60°C

Pressure precision

Ap_prc

5.0

PaRMS

Low Power

1.2

Standard

0.5

High Precision

Note:

Pressure precision is measured as the average standard deviation. Please refer to the Pressure

Configuration (PRS_CFG) register description for all precision mode options.

Power supply rejection

Ap_psr

0.063

PaRMS

Measured with 217Hz

square wave and broad

band noise, 100mVpp

Pressure temperature sensitivity

of calibrated measurements

Ap_tmp

0.5

Pa/K

1000hPa, 25...+65°C.

Pressure data resolution

Ap_res

0.06

PaRMS

Pressure measurement rate

128

Pressure measurement time

5.2

Low Power

27.6

Standard

105

High Precision

Note:

The pressure measurement time (and thus the maximum rate) depends on the pressure

measurement precision. Please refer to the Pressure Configuration (PRS_CFG) register description

for an overview of the possible combinations of measurement precision and rate.

DPS310 - Digital Pressure Sensor

Digital Barometric Pressure Sensor for Portable Devices

Specifications

V1.0

2016-09-05

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