STM32F103T8U7TR 데이터 시트보기 (PDF) - STMicroelectronics

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STM32F103T8U7TR

Medium-density performance line ARM-based 32-bit MCU with 64 or 128 KB Flash, USB, CAN, 7 timers, 2 ADCs, 9 com. interfaces

STMicroelectronics 

Electrical characteristics

5.1.6

Power supply scheme

Figure 12. Power supply scheme

VBAT

1.8-3.6V

STM32F103xC, STM32F103xD, STM32F103xE

Po wer swi tch

Backup circuitry

(OSC32K,RTC,

Wake-up logic

Backup registers)

GP I/Os

VDD

11 × 100 nF

+ 1 × 4.7 µF

VDD1/2/.../11

VSS1/2/.../11

VDD

VDDA

10 nF

+ 1 µF

VREF

10 nF

+ 1 µF

VREF+

VREF-

VSSA

O UT

IO

Logic

IN

Regulator

ADC

Analog:

RCs, PLL,

...

Caution: In Figure 12, the 4.7 µF capacitor must be connected to VDD3.

5.1.7 Current consumption measurement

Figure 13. Current consumption measurement scheme

Kernel logic

(CPU,

Digital

& Memories)

ai15401

IDD_VBAT

VBAT

IDD

VDD

VDDA

ai14126

40/123

Doc ID 14611 Rev 7

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