Datasheet DPS368 (Infineon) - 10

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DPS368 Specifications 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 +/-100 Pa Pa=300 - 1200hPa; TA=0..+65°C; Excluding solder effects Relative pressure accuracy Ap_rel +/-6 Pa Any Δ1hPa in the range Pa=800 - 1200hP; Any constant temperature in the range TA=20..+60°C Pressure precision Ap_prc 1.0 PaRMS Low Power 0.35 Standard 0.2 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 Ap_tmp 0.5 Pa/K 1000hPa, 25...+65°C. of calibrated measurements Pressure data resolution Ap_res 0.06 PaRMS Pressure measurement rate f 1 128 Hz Pressure measurement time t 5.2 ms 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. Preliminary datasheet 10 v1.0 2019-03-14 Document Outline Product Description Features Typical applications Product Validation Table of contents 1 Definitions, acronyms and abbreviations 1.1 Definitions 2 Pin Configuration and Block Diagram 2.1 Pin Configuration and Description 2.2 Block Diagram 3 Specifications 3.1 Operating Range 3.2 Absolute Maximum Ratings 3.3 Current Consumption 3.4 Temperature Transfer Function 3.5 Pressure Transfer Function 3.6 Timing Characteristics 4 Functional Description 4.1 Operating Modes 4.2 Mode transition diagram 4.3 Start-up sequence 4.4 Measurement Precision and Rate 4.5 Sensor Interface 4.6 Interrupt 4.7 Result Register Operation 4.8 FIFO Operation 4.9 Calibration and Measurement Compensation 4.9.1 How to Calculate Compensated Pressure Values 4.9.2 How to Calculate Compensated Temperature Values 4.9.3 Compensation Scale Factors 4.9.4 Pressure and Temperature calculation flow 5 Applications 5.1 Measurement Settings and Use Case Examples 5.2 Application Circuit Example 5.3 IIR filtering 6 Digital interfaces 6.1 I2C Interface 6.2 SPI Interface 6.3 Interface parameters specification 6.3.1 General interface parameters 6.3.1.1 I2C timings 6.3.1.2 SPI timings 7 Register Map 8 Register description 8.1 Pressure Data (PRS_Bn) 8.1.1 PRS_B2 8.1.2 PRS_B1 8.1.3 PRS_B0 8.2 Temperature Data (TMP_Tn) 8.2.1 TMP_B2 8.2.2 TMP_B1 8.2.3 TMP_B0 8.3 Pressure Configuration (PRS_CFG) 8.4 Temperature Configuration(TMP_CFG) 8.5 Sensor Operating Mode and Status (MEAS_CFG) 8.6 Interrupt and FIFO configuration (CFG_REG) 8.7 Interrupt Status (INT_STS) 8.8 FIFO Status (FIFO_STS) 8.9 Soft Reset and FIFO flush (RESET) 8.10 Product and Revision ID (ID) 8.11 Calibration Coefficients (COEF) 8.12 Coefficient Source 9 Package Dimensions 9.1 Package drawing 10 Footprint and stencil recommendation 11 Reflow soldering and board assembly 12 Package Handling Revision history Disclaimer