Solved
STM32L496QGI3 Vbat pin connection
Hi,
Can the VBAT pin on this part be left floating? I currently have the pin disconnected. Or should it be tied to VDD or GND in order for the part to function properly?
Thanks,
Hello,
Vbat pin must be connected to VDD even if VBAT block (RTC.. etc ) is not used.
From RM0351:
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