NXP Semiconductors

FS2400_SDS

Fail-safe system basis chip with SMPS and LDO, CAN FD transceiver

4.2 Simplified application diagram

aaa-046830

FS2400

UWB device

(ranger 5)

HVBUCK

To MCU supplies

CANRXD, CANTXD

V1

V3

VCC5CAN

To external CAN

transceiver

System

safestate

HVLDO

CAN FD

CANH, CANL

VSUP

VBAT

SPI

INTB

AMUX

FAILSAFE

UV/OV MON

WD, ERRMON

Safe outputs

IOs

(wake up)

SPI

INTB

AMUX

RSTB

HVIO1

LIMP0

VMON_EXT

External voltage

to monitors

To wake-up

source OR

Hardware ID

permanent

connection

WAKE2/HID0

WAKE3/HID1

Figure 4. FS24 for UWB Simplified application diagram

FS2400_SDS

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Product short data sheet

Rev. 1 — 30 January 2024

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