AS8530-ASOT AMSCO [austriamicrosystems AG], AS8530-ASOT Datasheet - Page 2

• Manufacturer Part Number: AS8530-ASOT
• Description: LIN Transceiver with Integrated Voltage Regulator and MCU Interface for Automotive Applications
• Manufacturer: AMSCO [austriamicrosystems AG]

AS8530
Preliminary Data Sheet - C o n t e n t s
Contents
1 General Description.................................................................................................................................................................... 1
2 Key Features ............................................................................................................................................................................... 1
3 Applications ................................................................................................................................................................................ 1
4 Pin Assignments......................................................................................................................................................................... 4
5 Absolute Maximum Ratings....................................................................................................................................................... 5
6 Electrical Characteristics........................................................................................................................................................... 6
7 Detailed Description ................................................................................................................................................................. 12
8 Application Information............................................................................................................................................................ 17
www.austriamicrosystems.com/Lin_CompanionIC/AS8530
4.1 Pin Descriptions........................................................................................................................................................................................ 4
6.1 Detailed System and Block Specifications ............................................................................................................................................... 6
7.1 Block Description.................................................................................................................................................................................... 12
7.2 Operating Modes and States.................................................................................................................................................................. 14
7.3 State Diagram......................................................................................................................................................................................... 16
8.1 Initialization............................................................................................................................................................................................. 17
8.2 Wake-Up................................................................................................................................................................................................. 18
8.3 Over-Temperature Shutdown ................................................................................................................................................................. 18
8.4 LIN BUS Transceiver .............................................................................................................................................................................. 18
8.5 RX and TX Interface ............................................................................................................................................................................... 19
8.6 MODE Input EN...................................................................................................................................................................................... 20
8.7 Serial Port Interface................................................................................................................................................................................ 21
8.8 Control and Diagnosis Registers ............................................................................................................................................................ 24
8.9 ESD/EMC REMARKS ............................................................................................................................................................................ 26
6.1.1 Low Dropout Regulator................................................................................................................................................................. 7
6.1.2 LIN Transceiver ............................................................................................................................................................................ 7
6.1.3 V
7.1.1 Voltage Regulator (LDO) ............................................................................................................................................................ 12
7.1.2 Temperature Limiter ................................................................................................................................................................... 12
7.1.3 VSUP Undervoltage Reset ......................................................................................................................................................... 12
7.1.4 RESET........................................................................................................................................................................................ 12
7.1.5 V
7.1.6 Window Watchdog (WWD) ......................................................................................................................................................... 13
7.1.7 LIN Transceiver .......................................................................................................................................................................... 14
7.2.1 Normal Mode .............................................................................................................................................................................. 14
7.2.2 Standby Mode............................................................................................................................................................................. 14
7.2.3 Sleep Mode................................................................................................................................................................................. 14
7.2.4 Temporary Shutdown Mode ....................................................................................................................................................... 14
7.2.5 Thermal Shutdown State ............................................................................................................................................................ 15
8.4.1 Transmit Mode............................................................................................................................................................................ 18
8.4.2 Receive Mode............................................................................................................................................................................. 18
8.5.1 Input TX ...................................................................................................................................................................................... 19
8.5.2 Output RX ................................................................................................................................................................................... 19
8.7.1 Device Configuration using 2-Wire Serial Port ........................................................................................................................... 21
8.8.1 Definition of Control and Status Registers.................................................................................................................................. 24
8.9.1 General Remarks........................................................................................................................................................................ 26
8.9.2 ESD-Test .................................................................................................................................................................................... 26
CC
CC
Undervoltage Reset and Window Watchdog........................................................................................................................ 9
Undervoltage Reset............................................................................................................................................................ 13
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