Safety System Basis Chip For Domain Controller, Fit For ASIL B and D

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Block Diagram

FS86, Safety SBC Block Diagram

FS86, Safety SBC Block Diagram

Features

Power Management

  • Up to 60 V DC maximum input voltage
  • Up to 15 A HV BUCK with e-fuse protection
  • Multiple switch mode regulators as well as LDO voltage regulators and a boost
  • Low Power OFF (LPOFF) mode with very low sleep current (10 µA)

System Solutions

  • Enhanced leader/follower power up sequencing management thru XFAILB pin
  • 2x input pins for wake-up detection, 3.3 V compatible and battery voltage sensing capability
  • System added value to save space and reduce complexity: AMUX
  • External pre-regulator short-circuit protection (BAT_SW)
  • Supplies, sequencing and specific functions can be programmed by One Time Programmable (OTP) memory
  • 10 ms optional RSTB release delay during power up for certain MCU compliancy
  • Device control via 32 bits I2C interface with 8-bit CRC
  • EMC optimization technics on switching regulators including spread spectrum, slew rate control and manual frequency tuning

Functional Safety

  • Up to 10 voltage monitoring with +/-1% accuracy
  • Scalable portfolio from Automotive Safety Integrity Levels (ASIL) B to D
  • Enable latent fault monitoring when system is running: ABIST on demand
  • Dedicated interface for microcontroller monitoring
  • Simple and challenger watchdog function
  • Safety outputs with latent fault detection mechanism (RSTB, FS0B)

Configuration and Enablement

  • QFN48 pins with exposed pad for optimized thermal management
  • Permanent device customization via One Time Programmable (OTP) memory
  • Temporary OTP emulation mode for system development and evaluation
  • Ready to use hardware and software

Sample Availability

  • For sampling purposes please order: MFS8613BMDA0ES

Product Longevity Program

  • This product is included in the NXP Product Longevity Program ensuring a stable supply of products for your embedded designs. The FS86 is included in the 15-year program

Part numbers include: MFS8600BMBA0ES, MFS8600BMDA0ES, MFS8601BMBA0ES, MFS8601BMDA0ES, MFS8602BMBA0ES, MFS8602BMDA0ES, MFS8603BMBA0ES, MFS8603BMDA0ES, MFS8610BMBA0ES, MFS8610BMDA0ES, MFS8611BMBA0ES, MFS8611BMDA0ES, MFS8612BMBA0ES, MFS8612BMDA0ES, MFS8613BMBA0ES, MFS8613BMDA0ES, MFS8620BMBA0ES, MFS8620BMDA0ES, MFS8621BMBA0ES, MFS8621BMDA0ES, MFS8622BMBA0ES, MFS8622BMDA0ES, MFS8623BMBA0ES, MFS8623BMDA0ES, MFS8630BMBA0ES, MFS8630BMDA0ES, MFS8631BMBA0ES, MFS8631BMDA0ES, MFS8632BMBA0ES, MFS8632BMDA0ES, MFS8633BMBA0ES, MFS8633BMDA0ES.

Comparison Table

Scalable Power and Safety Concept

Products Battery Network VSUP max rating VPRE BOOST BUCK LDOs VMONs Watchdog FCCU ERRMON FIN
FS8600 24 V 60 V yes yes no 2 4 yes [1] yes yes yes
FS8601 6
FS8602 8
FS8603 10 no [2]
FS8610 yes 4 yes
FS8611 6
FS8612 8
FS8613 10 no [2]
FS8620 12 V 36 V yes yes no 2 4 yes [1] yes yes yes
FS8621 6
FS8622 8
FS8623 10 no [2]
FS8630 yes 4 yes
FS8631 6
FS8632 8
FS8633 10 no [2]

Standard Configurations

Part Number Descrption OTP ID* Safety Grade Package
MFS8620BMDA8ES S32Z270-DC EVB DC1/DC2/DC4 DA8 report and configuration files ASIL D QFN48eP

Documentation

Quick reference to our documentation types.

1-5 of 7 documents

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Design Resources

Design Files

1 design file

Hardware

5 hardware offerings

Software

4 software files

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

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