Grade 1 and Grade 0 Safety Power System Basis Chip with CAN Flexible Data Transceiver

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FS4500 Fail Silent SBC with DCDC, ASIL B/D ready

FS4500 Fail Silent SBC with DCDC, ASIL B/D ready

Features

MC33FS4500xxx (Grade 1 Automotive) Features

  • MC33FS4500xxx are compliant with Grade 1 automotive qualification (up to TA=125°C and TJ=150°C)
  • Battery voltage sensing and MUX output pin
  • Highly flexible SMPS pre-regulator, allowing two topologies: non-inverting buck-boost and standard buck
  • The Family of devices to supply MCU core from 1.0 V to 5.0 V, with SMPS (0.8 A, 1.5 A or 2.2 A) or LDO (0.5 A)
  • 36 V maximum input operating voltage
  • Linear voltage regulator dedicated to auxiliary functions, or to sensor supply (VCCA tracker or independent), 5.0 V or 3.3 V
  • Linear voltage regulator dedicated to MCU A/D reference voltage or I/Os supply (VCCA), 5.0 V or 3.3 V
  • 3.3 V keep alive memory supply available in low-power mode
  • Long duration timer, counting up to 6 months with 1.0 s resolution
  • Multiple wake-up sources in low-power mode: CAN, LIN, IOs, LDT
  • Five configurable I/Os
  • MC33FS4500xxx datasheet

MC35FS4500xxx (Grade 0 Automotive) Features

  • High-temperature capability up to TA = 150 °C and TJ = 175 °C, compliant with AECQ100 Grade 0 automotive qualification
  • Battery voltage sensing and MUX output pin
  • Highly flexible SMPS pre-regulator, allowing two topologies: non-inverting buck-boost and standard buck
  • The Family of devices to supply MCU core from 1.0 V to 5.0 V, with SMPS (0.8 A or 1.5 A) or LDO (0.5 A)
  • Linear voltage regulator dedicated to auxiliary functions, or to sensor supply (VCCA tracker or independent), 5.0 V or 3.3 V
  • Linear voltage regulator dedicated to MCU A/D reference voltage or I/Os supply (VCCA), 5.0 V or 3.3 V
  • 3.3 V keep alive memory supply available in low-power mode
  • Long duration timer, counting up to 6 months with 1.0 s resolution
  • Multiple wake-up sources in low-power mode: CAN, IOs, LDT
  • Five configurable I/Os
  • MC35FS4500xxx short datasheet.

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