Power supplies AN4661
12/54 DocID027559 Rev 5
Figure 4. Power supply overview (STM32F74xxx/STM32F75xxx)
1. Optional. If a separate, external reference voltage is connected on V
REF+
, the two capacitors (100 nF and 1
F) 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. 19 is the number of V
DD
and V
SS
inputs.
5. Refer to Section 1.3.7: Regulator ON/OFF and internal reset ON/OFF availability to connect
BYPASS_REG and PDR_ON pins.
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