Safety System Basis Chip for S32 Microcontrollers, Fit for ASIL B

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Block Diagram

FS8400, Safety SBC Block diagram

FS8400, Safety SBC Block diagram


Key Features

  • 60 V DC maximum input voltage
  • Multiple SMPS and LDO to supply S32 microcontroller and more
  • Standby OFF mode with very low sleep current (10 µA)
  • 32 bits SPI and IDC interfaces with CRC
  • FIT for ASIL B with Independent Safety Monitoring Unit


  • Supplies, sequencing, and specific functions can be programmed by One Time programmable (OTP) memory
  • Standard Predefined OTP supporting popular MCU can be found in data sheet under “ordering information” chapter
  • During development phase, Customized OTP part can be programmed using the KITFS85SKTEVM board
  • Custom OTP can be provided for production. Please contact your NXP sales channel (NXP or your distributor)
  • Custom OTP form can be downloaded OTP Configuration Tool

Product Longevity Program

  • This product is included in the NXP Product Longevity Program ensuring a stable supply of products for your embedded designs. The FS84 is included in the 15-year program

Comparison Table

Scalable Power and Safety Concept

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While the precise power consumption will vary based on the overall configuration in the vehicle, Roger Keen, ADAS Radar Segment Manager, NXP tells Forbes that compared to older systems using a digital signal processor or CPU, the S32R274 provides a 10x improvement in performance per watt compared to the previous NXP generation of processor.
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BYLink System Power Platform

BYLink System Power Platform

This platform facilitates the design of safe power management systems thanks to a portfolio of configurable and linkable devices. It simplifies complex power supply subsystems into a single smart solution.
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PMICs and SBCs for Multi-Vendor Processors

Whether you are developing automotive, industrial or consumer applications, our configurable and flexible solutions support multi-vendor processors.
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Quick reference to our documentation types.

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Design Resources

Design Files

2 design files

  • Calculators

    FS84-QFN48EP, Power Dissipation Calculation tool

  • Calculators

    Power Dissipation Tool (REV 1.4)


1-5 of 8 hardware offerings

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4 software files

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

Engineering Services

1 engineering service

To find a complete list of our partners that support this product, please see our Partner Marketplace.


3 trainings


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