STM32F107VBT6 Datasheet, PDF (33/103 Pages) STMicroelectronics – Connectivity line, ARM-based 32-bit MCU

STM32F105xx, STM32F107xx
5.1.6
Power supply scheme
Figure 8. Power supply scheme
1.8-3.6V
VBAT
Electrical characteristics
Po wer swi tch
Backup circuitry
(OSC32K,RTC,
Wake-up logic
Backup registers)
GP I/Os
VDD
VDD
1/2/3/4/5
5 × 100 nF
+ 1 × 4.7 µF
VSS
1/2/3/4/5
VDD
10 nF
+ 1 µF
VREF
10 nF
+ 1 µF
VDDA
VREF+
VREF-
VSSA
O UT
IO
Logic
IN
Regulator
Kernel logic
(CPU,
Digital
& Memories)
ADC/
DAC
Analog:
RCs, PLL,
...
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Caution: In Figure 8, the 4.7 µF capacitor must be connected to V_DD3.
5.1.7 Current consumption measurement
Figure 9. Current consumption measurement scheme
IDD_VBAT
VBAT
IDD
VDD
VDDA
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Doc ID 15274 Rev 6
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