ST STM32F446 Series

AN4488 Rev 7 11/50
AN4488 Power supplies
49
Figure 3. Power supply scheme for STM32F469xx/F479xx
1. Optional. If a separate, external reference voltage is connected on V
REF+
, the two capacitors (100 nF and
1 µF) must be connected.
2. V
REF+
is either connected to V
REF+
or to V
DDA
(depending on package).
3. V
REF-
is either connected to V
REF-
or to V
SSA
(depending on package).
4. Refer to datasheet for BYPASS_REG and PDR_ON pins connection.
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