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STS1TX user here The SMPS sub system seems to crash on power-up at random times, on some (but not all) chips What could be causing this ?

MDorm.1
Associate

‎2022-04-30 4:05 AM

Very standard "app note" circuit

Good decoupling. 2.8v switched supply rail

XO is up within 350uS of startup

Device is programmed about 100uS after detection of the "reset OK" state

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