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STM32F405VGT6 Datasheet, PDF (91/185 Pages) STMicroelectronics – ARM Cortex-M4 32b MCU+FPU, 210DMIPS, up to 1MB Flash/192+4KB RAM, USB OTG HS/FS, Ethernet, 17 TIMs, 3 ADCs, 15 comm. interfaces & camera
STM32F405xx, STM32F407xx
Electrical characteristics
supply voltage to supply the I/O pin circuitry and to charge/discharge the capacitive load
(internal or external) connected to the pin:
ISW = VDD × fSW × C
where
ISW is the current sunk by a switching I/O to charge/discharge the capacitive load
VDD is the MCU supply voltage
fSW is the I/O switching frequency
C is the total capacitance seen by the I/O pin: C = CINT+ CEXT
The test pin is configured in push-pull output mode and is toggled by software at a fixed
frequency.
DocID022152 Rev 4
91/185