Power Supply Scheme; Figure 13. Power Supply Scheme - STMicroelectronics STM32F042G4 Manual

STM32F042xx
6.1.6

Power supply scheme

Caution: Each power supply pair (V
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.

Figure 13. Power supply scheme

/V , V /V etc.) must be decoupled with filtering ceramic
DD SS DDA SSA
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