STM32F405xx, STM32F407xx Electrical characteristics
Table 14. General operating conditions (continued)
Symbol Parameter Conditions Min Typ Max Unit
V12 Regulator ON: 1.2 V internal voltage on VCAP_1/VCAP
5.1.3 Voltage regulator for STM32F405xx/07xx and STM32F415xx/17xx
An embedded linear voltage regulator supplies all the digital circuitries except for the backup domain and the Standby circuitry. The regulator output voltage is around