STM32F103X8 datasheet(34/84 Pages) STMICROELECTRONICS

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Electrical characteristics

STM32F103xx

34/84

Table 11.

Maximum current consumption in Run mode, code with data processing

running from Flash

Symbol

Parameter

Conditions

fHCLK

Max(1)

Data based on characterization results, not tested in production.

Unit

TA = 85 °C

TA = 105 °C

IDD

Supply current in

Run mode

External clock(2), all

peripherals enabled

External clock is 8 MHz and PLL is on when fHCLK > 8 MHz; external clock is 9 MHz for fHCLK = 36 MHz.

72 MHz

50.3

48 MHz

36.1

36.2

36 MHz

28.6

28.7

24 MHz

19.9

20.1

16 MHz

14.7

14.9

8 MHz

8.6

8.9

External clock(2), all

peripherals disabled

72 MHz

32.8

32.9

48 MHz

24.4

24.5

36 MHz

19.8

19.9

24 MHz

13.9

14.2

16 MHz

10.7

8 MHz

6.8

7.1

Table 12.

Maximum current consumption in Run mode, code with data processing

running from RAM

Symbol

Parameter

Conditions

fHCLK

Max

Unit

TA = 85 °C

TA = 105 °C

IDD

Supply current

in Run mode

External clock(1), all

peripherals enabled

External clock is 8 MHz and PLL is on when fHCLK > 8 MHz; external clock is 9 MHz for fHCLK = 36 MHz.

72 MHz(2)

Data based on characterization results, tested in production at VDD max, fHCLK max. and TA max, and code

executed from RAM.

48 MHz(3)

Based on characterization, not tested in production.

31.5

36 MHz(3)

25.5

24 MHz(3)

17.5

16 MHz(3)

12.5

8 MHz(3)

7.5

External clock(1), all

peripherals

disabled(3)

72 MHz

29.5

48 MHz

20.5

36 MHz

16.5

24 MHz

11.5

16 MHz

8.5

8 MHz

5.5

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