link to page 4 link to page 4 link to page 4 link to page 4 link to page 4 link to page 4 CONFIDENTIALKP276A1201Digital Absolute Pressure SensorFunctional description1Functional description1.1Pin configurationFigure 1 shows the pin configuration. NCS 1 8 GND CLK 2 7 INNTC SDI 3 6 SENTOUT SDO 4 5 VDD Figure 1Pin configuration (top view, figure not to scale)1.2Pin descriptionTable 1 shows the pin description. Table 1Pin descriptionPin No.NameFunctionComment 1 NCS Not-Chip-Select (active-low) Communication is enabled when NCS is low 1) 2 CLK Serial Clock External clock for serial communication 1) 3 SDI Serial Data In Serial data input (e.g. from a controller) 1) 4 SDO Serial Data Out Tri-state serial data output 1) 5 VDD Supply voltage – 6 SENTOUT SENT output Digital Output of the SENT Interface 7 NTCIN NTC Input Input pin for an external NTC 8 GND Ground – 1 SPI pins (Pin No. 1 - Pin No. 4) are used only during calibration and test. It is recommended to leave these pins floating in the application. Datasheet 4 Revision 1.0 2019-01-25 Document Outline dTurboTMAP with SENT Output and Temperature Sensor Interface Features Potential applications Product validation Description Table of contents 1 Functional description 1.1 Pin configuration 1.2 Pin description 1.3 Block Diagram 1.4 Transfer function pressure 1.4.1 Pressure transfer function characteristics 1.4.2 Pressure accuracy 1.5 Transfer function temperature 1.5.1 Temperature transfer function characteristics 1.6 SENT interface 1.6.1 Physical layer 1.6.2 Data link layer 1.6.2.1 Nibble specification 1.6.2.2 Status and communication nibble 1.6.2.3 Enhanced serial message format 1.6.2.4 Enhanced serial message data 1.6.3 Pressure channel output codes 1.6.4 Temperature channel output codes 1.6.5 Diagnostic Error Codes 1.6.5.1 Signal out of range 1.6.5.2 Diag1 1.6.5.3 Diag2 1.6.5.4 EEPROM Check 1.6.6 Definition of Pressure signal path latency 1.7 External temperature sensor 1.7.1 Linearization of the external temperature sensor transfer function 1.7.2 Accuracy for NTC signal processing 2 Specification 2.1 Application circuit example 2.2 Application circuit example for EMC 2.3 Absolute maximum ratings 2.4 Operating range 2.5 Characteristics 3 Package information 3.1 PG-DSOF-8-162 Outline 3.2 Identification code Revision history Disclaimer