TLE9842QXXUMA1 Infineon

TLE9842QX Microcontroller with LIN and Power Switches for Automotive Applications Data Sheet Rev. 1.0, 2016-05-06 Automotive PowerTLE9842QX Table of Contents Table of Contents 1 Overview . 6 1.1 Abbreviations 8 2 Block Diagram 10 3 Device Pinout and Pin Configuration . 11 3.1 Device Pinout . 11 3.2 Pin Configuration 12 4 Modes of Operation . 15 5 Power Management Unit (PMU) 18 5.1 Features . 18 5.2 Introduction . 18 5.2.1 Block Diagram . 19 5.2.2 PMU Modes Overview . 21 5.3 Power Supply Generation (PGU) 22 5.3.1 Voltage Regulator 5.0V (VDDP) . 22 5.3.2 Voltage Regulator 1.5V (VDDC) . 23 5.3.3 External Voltage Regulator 5.0V (VDDEXT) . 24 5.3.4 Power-on Reset Concept . 25 6 System Control Unit - Digital Modules (SCU-DM) . 26 6.1 Features . 26 6.2 Introduction . 26 6.2.1 Block Diagram . 27 6.3 Clock Generation Unit . 29 6.3.1 Low Precision Clock 29 6.3.2 High Precision Oscillator Circuit (OSC HP) 29 6.3.2.1 External Input Clock Mode 29 6.3.2.2 External Crystal Mode . 29 6.3.3 Clock Control Unit 31 7 System Control Unit - Power Modules (SCU-PM) . 33 7.1 Description of the Power Modules System Control Unit . 33 7.2 Introduction . 33 7.2.1 Block Diagram . 33 8 ARM Cortex-M0 Core 35 8.1 Features . 35 8.2 Introduction . 36 8.2.1 Block Diagram . 36 9 Address Space Organization 37 10 Memory Control Unit 39 10.1 Features . 39 10.2 Introduction . 39 10.2.1 Block Diagram . 39 11 NVM Module (Flash Memory) 41 11.1 Definitions 42 11.1.1 General Definitions . 42 12 Interrupt System 45 12.1 Features . 45 Data Sheet 2 Rev. 1.0, 2016-05-06