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STMicroelectronics SPC570S50E1 32-bit power architecture MCU

The 32-bit SPC570Sx automotive microcontrollers, (ASIL-D compliant) are a family of system-on-chip (SoC) devices.


The 32-bit SPC570Sx automotive microcontrollers, (ASIL-D compliant) are a family of system-on-chip (SoC) devices designed to meet the challenges of the next generation of entry-level vehicle safety critical applications such as ABS and Airbag.The SPC570Sx microcontrollers operate at speeds up to 80 MHz and offer high performance processing with low power consumption. They are compatible with the existing development infrastructure of current Power Architecture®devices and are supported with software drivers, operating systems and configuration code to assist with application development.


Key features

  • High performance e200z0h dual core
  • Comprehensive new generation ASILD safety concept
  • Two enhanced 12-bit SAR analog converters
  • 4 general purpose eTimer units (6 channels each)


Additional features

  • Features
    • High performance e200z0h dual core
    • 32-bit Power Architecture technology CPU
    • Core frequency as high as 80 MHz
    • Single issue 4-stage pipeline in-order execution core
    • Variable Length Encoding (VLE)
  • Up to 544 KB (512 KB code + 32 KB data, suitable for EEPROM emulation) on-chip flash memory: supports read during program and erase operations, and multiple blocks allowing EEPROM emulation
  • Up to 48 KB on-chip general-purpose SRAM
  • Multi-channel direct memory access controller (eDMA) with 16 channels
  • Comprehensive new generation ASILD safety concept
  • Dual phase-locked loops with stable clock domain for peripherals and FM modulation domain for computational shell
  • Nexus Class 3 debug and trace interface
  • Communication interfaces
    • 2 LINFlexD modules
    • 3 deserial serial peripheral interface (DSPI) modules
    • Up to 2 FlexCAN interfaces with 32 message buffers each
  • On-chip CAN/UART Bootstrap loader with Boot Assisted Flash (BAF). Physical Interface (PHY) can be
    • UART
    • CAN
  • Two enhanced 12-bit SAR analog converters
    • 1.5 μs conversion time
    • 16 physical channels (fully shared between the 2 SARADC units)
    • Supervisor ADC concept
    • Programmable Cross Triggering Unit (CTU)
  • Single 3.3 V or 5V voltage supply
  • 4 general purpose eTimer units (6 channels each)
  • Junction temperature range –40° C to 150° C



  • ABS systems
  • Airbags
  • ASIL-D systems
  • Motor control



Discovery Kit for SPC57 S line - with SPC570S50E1 MCU

The SPC57S-Discovery board helps you to discover SPC57 S Line Power Architecture® Microcontrollers with full access to CPUs, I/O signals and peripherals such as CAN, UART, JTAG, K-Line, LIN at budget price. Free ready-to-run application firmware examples are available inside SPC5Studio to support quick evaluation and development. SPC5Studio includes visual configurable code generation engine, board support package (BSP), startup routines, interrupt services, free RTOS (optional) and a full set of low level drivers. SPC5Studio includes a free GCC compiler. SPC5Studio is available for free download. The SPC57 S Line is designed to address all Automotive Applications but as well industrial safety oriented applications.The SPC570S devices feature specific functions to make automotive applications with integrity level up to ASIL-D of ISO 26262. An E2E Community is available on ST WEB.

Key Features

The SPC570S50Ex 32-bit CPU implements two e200z0h processor cores:

Core_0 - Main core (80MHz)

Core_0s – Checker (safety)

On-board USB-JTAG PLS debugger and HW selection mode to use it or a third party JTAG debuggers.

256 kByte code size limited debugging free of charge evaluation license included.

Board power supply through the USB bus (5 V supply voltage) or external +12 V PSU.

User push buttons and LEDs

Reset button

2 potentiometers for ADC evaluation

Extension headers (4x37 pin - 100 mil) for all device pins and for quick connection to prototyping expansion boards, additional modules and evaluation probing.

JTAG interface (2x7 male 100mil)

USB port (mini - B)

40 MHz crystal

Board size 105 x 150mm

STMicroelectronics SPC570S50E1 microcontrollers | EBV Elektronik

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