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Index of Contents
1. PRODUCT OVERVIEW ..........................................................................................................................................4
1.1
P
RODUCT
D
ESCRIP
TION
.....................................................................................................................................4
1.2
FEATURES .............................................................................................................................................................4
1.3
TYPICAL APPLICATIONS ........................................................................................................................................4
2. DEFINITIONS, ACRONYMS AND ABBREVIATIONS .......................................................................................5
2.1
DEFINITIONS .........................................................................................................................................................5
3. PIN CONFIGURATION AND BLOCK DIAGRAM ..............................................................................................6
3.1
PIN CONFIGURATION AND DESCRIPTION ...............................................................................................................6
3.2
BLOCK DIAGRAM .................................................................................................................................................7
4. SPECIFICATIONS ....................................................................................................................................................7
4.1
OPERATING RANGE ...............................................................................................................................................7
4.2
ABSOLUTE MAXIMUM RATINGS ...........................................................................................................................7
4.3
CURRENT CONSUMPTION .....................................................................................................................................8
4.4
TEMPERATURE TRANSFER FUNCTION ...................................................................................................................8
4.5
PRESSURE TRANSFER FUNCTION ..........................................................................................................................9
4.6
TIMING CHARACTERISTICS .................................................................................................................................10
5. FUNCTIONAL DESCRIPTION ............................................................................................................................10
5.1
OPERATING MODES ............................................................................................................................................10
5.2
MEASUREMENT PRECISION AND RATE ................................................................................................................ 11
5.3
SENSOR INTERFACE ............................................................................................................................................ 11
5.4
INTERRUPT .......................................................................................................................................................... 11
5.5
FIFO OPERATION ................................................................................................................................................12
5.6
CALIBRATION AND MEASUREMENT COMPENSATION ..........................................................................................12
5.6.1
How
to
Calculate
Compensated Pressure
V
alues
...................................................................................12
5.6.2
How to Calculate Compensated Temperature Values ................................................................................13
5.6.3
Compensation Scale Factors ......................................................................................................................13
6. APPLICATIONS ......................................................................................................................................................14
6.1
M
EASUREMENT
S
ETTINGS
AND USE CASE
E
X
AMPLES
...................................................................................14
6.2
APPLICATION CIRCUIT EXAMPLE ........................................................................................................................14
7. REGISTER MAP .....................................................................................................................................................15
8. REGISTER DESCRIPTION ..................................................................................................................................16
8.1
PRESSURE DATA (PRS_BN) ................................................................................................................................16
8.1.1
PRS_B2 ......................................................................................................................................................16
8.1.2
PRS_B1 ......................................................................................................................................................16
8.1.3
PRS_B0 ......................................................................................................................................................17
8.2
TEMPERATURE DATA (TMP_TN) ........................................................................................................................17