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STM32F072RB Datasheet(PDF) 49 Page - STMicroelectronics

Part # STM32F072RB
Description  Arm®-based 32-bit MCU, up to 128 KB Flash, crystal-less USB FS 2.0, CAN, 12 timers, ADC, DAC & comm. interfaces, 2.0 - 3.6 V
PDF  128 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32F072RB Datasheet(HTML) 49 Page - STMicroelectronics

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DS9826 Rev 6
49/128
STM32F072x8 STM32F072xB
Electrical characteristics
99
6.1.6
Power supply scheme
Figure 13. Power supply scheme
Caution:
Each power supply pair (VDD/VSS, VDDA/VSSA etc.) must be decoupled with filtering ceramic
capacitors as shown above. These capacitors must be placed as close as possible to, or
below, the appropriate pins on the underside of the PCB to ensure the good functionality of
the device.
VDDIO2
VDD
MSv32190V1
IO
logic
Kernel logic
(CPU, Digital
& Memories)
Backup circuitry
(LSE, RTC,
Backup registers)
IN
OUT
Regulator
GPIOs
1.65 – 3.6 V
IN
OUT
GPIOs
3 x 100 nF
+1 x 4.7 μF
100 nF
IO
logic
+4.7 μF
VDDIO2
VSS
3 x VSS
3 x VDD
VBAT
VCORE
Power switch
VDDIO2
VDDIO1
ADC/
DAC
Analog:
(RCs, PLL, …)
VREF+
VREF-
VDDA
10 nF
+1 μF
VDDA
VSSA



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