S12XF Automotive and Industrial Microcontrollers (MCUs)

  • Not Recommended for New Designs
  • This page contains information on a product that is not recommended for new designs.

Product Details

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Block Diagram

Freescale S12XF Microcontroller Block Diagram

Freescale S12XF Microcontroller Block Diagram


  • Key Features
    • FlexRay Controller
    • XGATE co-processor capable for build virtual peripherials and boost the overall performance
    • Flexible programmable hardware emulated EEPROM
    • System integrity support with the memory protection unit (MPU) and supervisor/user modes
    • This product is included in NXP product longevity program, with assured supply for a minimum of 15 years after launch
  • Other Features
    • S12X CPU @ 50 MHz bus speed
    • Loop control/full-swing pierce oscillator
    • Enhanced interrupt module
    • Analog-to-digital Converter ADC 12-bit resolution and 3μs conversion time
    • Enhanced capture timer (ECT)
    • Periodic interrupt timer (PIT)
    • Real-time interrupt (RTI)
    • Asynchronous periodic interrupt (API)
    • Pulse width modulator (PWM)
    • MSCAN module
    • Serial peripherial interface (SPI)
    • Serial communication interface (SCI)
    • Background debug module (BDM) and debugger (xDBG)
    • On-chip voltage regulator


Quick reference to our documentation types.

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Design Resources

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Design Files

1 design file

  • Calculators

    S12XE IPLL Calculator Software


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Note: For better experience, software downloads are recommended on desktop.


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