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STM32F103CB Datasheet(PDF) 36 Page - STMicroelectronics

Part # STM32F103CB
Description  Medium-density performance line Arm®-based 32-bit MCU with 64 or 128 KB Flash, USB, CAN, 7 timers, 2 ADCs, 9 com. interfaces
PDF  116 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32F103CB Datasheet(HTML) 36 Page - STMicroelectronics

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Electrical characteristics
STM32F103x8, STM32F103xB
36/116
DS5319 Rev 18
5.1.6
Power supply scheme
Figure 14. Power supply scheme
Caution:
In Figure 14, the 4.7 µF capacitor must be connected to VDD3.
5.1.7
Current consumption measurement
Figure 15. Current consumption measurement scheme
ai14125d
VDD
1/2/3/4/5
Analog:
RCs,
PLL,...
Power switch
GP I/Os
OUT
IN
Kernel logic
(CPU, Digital &
Memories)
Backup circuitry (OSC32K,
RTC, Backup registers,
Wake-up logic)
5 × 100 nF
+ 1 × 4.7 μF
1.8 - 3.6V
Regulator
VDDA
VREF+
ADC/
DAC
IO
Logic
VDD
10 nF +
1 μF
VREF
10 nF +
1 μF
VREF-
VSSA
VSS
1/2/3/4/5
VDD
VBAT
ai14126
VBAT
VDD
VDDA
IDD_VBAT
IDD



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