STM32L063C8 datasheet(59/121 Pages) STMICROELECTRONICS

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DocID025660 Rev 6

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STM32L063x8

Electrical characteristics

107

Table 28. Current consumption in Run mode, code with data processing running from Flash

Symbol

Parameter

Conditions

fHCLK

Typ

Max(1)

Unit

IDD

(Run

from

Flash)

Supply

current in

Run mode,

code

executed

from Flash

fHSE = fHCLK up to

16 MHz included,

fHSE = fHCLK/2 above

16 MHz (PLL on)(2)

Range 3, VCORE=1.2 V

VOS[1:0]=11

1 MHz

165

230

µA

2 MHz

290

360

4 MHz

555

630

Range 2, VCORE=1.5 V,

VOS[1:0]=10,

4 MHz

0.665

0.74

8 MHz

1.3

1.4

16 MHz

2.6

2.8

Range 1, VCORE=1.8 V,

VOS[1:0]=01

8 MHz

1.55

1.7

16 MHz

3.1

3.4

32 MHz

6.3

6.8

MSI clock

Range 3, VCORE=1.2 V,

VOS[1:0]=11

65 kHz

36.5

110

µA

524 kHz

99.5

190

4.2 MHz

620

700

HSI clock

Range 2, VCORE=1.5 V,

VOS[1:0]=10,

16 MHz

2.6

2.9

Range 1, VCORE=1.8 V,

VOS[1:0]=01

32 MHz

6.25

1. Guaranteed by characterization results at 125 °C, unless otherwise specified.

2. Oscillator bypassed (HSEBYP = 1 in RCC_CR register).

Table 29. Current consumption in Run mode vs code type,

code with data processing running from Flash

Symbol

Parameter

Conditions

fHCLK

Typ

Unit

IDD

(Run

from

Flash)

Supply

current in

Run mode,

code

executed

from Flash

fHSE = fHCLK up to

16 MHz included,

fHSE = fHCLK/2 above

16 MHz (PLL on)(1)

Range 3,

VCORE=1.2 V,

VOS[1:0]=11

Dhrystone

4 MHz

555

µA

CoreMark

585

Fibonacci

440

while(1)

355

while(1), prefetch

off

353

Range 1,

VCORE=1.8 V,

VOS[1:0]=01

Dhrystone

32 MHz

6.3

CoreMark

6.3

Fibonacci

6.55

while(1)

5.4

while(1), prefetch

off

5.2

1. Oscillator bypassed (HSEBYP = 1 in RCC_CR register).

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