Datasheet

DocID029968 Rev 3 87/210
STM32L452xx Electrical characteristics
186
6.1.6 Power supply scheme
Figure 15. Power supply scheme
Caution: Each power supply pair (V
DD
/V
SS
, V
DDA
/V
SSA
etc.) must be decoupled with filtering ceramic
capacitors as shown above. These capacitors must be placed as close as possible to, or
below, the appropriate pins on the underside of the PCB to ensure the good functionality of
the device.
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