STM32L462CEU6 datasheet(110/198 Pages) STMICROELECTRONICS

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Electrical characteristics

STM32L462CE STM32L462RE STM32L462VE

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DocID029969 Rev 1

Table 39. Low-power mode wakeup timings(1)

Symbol

Parameter

Conditions

Typ

Max

Unit

tWUSLEEP

Wakeup time from Sleep

mode to Run mode

-6

Nb of

CPU

cycles

tWULPSLEEP

Wakeup time from Low-

power sleep mode to Low-

power run mode

Wakeup in Flash with Flash in power-down

during low-power sleep mode (SLEEP_PD=1

in FLASH_ACR) and with clock MSI = 2 MHz

tWUSTOP0

Wake up time from Stop 0

mode to Run mode in

Flash

Range 1

Wakeup clock MSI = 48 MHz

3.34

4.3

µs

Wakeup clock HSI16 = 16 MHz

3.7

6.5

Range 2

Wakeup clock MSI = 24 MHz

3.8

7.1

Wakeup clock HSI16 = 16 MHz

3.7

6.5

Wakeup clock MSI = 4 MHz

9.3

7.1

Wake up time from Stop 0

mode to Run mode in

SRAM1

Range 1

Wakeup clock MSI = 48 MHz

1.85

2.7

Wakeup clock HSI16 = 16 MHz

2.68

Range 2

Wakeup clock MSI = 24 MHz

2.47

3.4

Wakeup clock HSI16 = 16 MHz

2.68

Wakeup clock MSI = 4 MHz

9.67

12.5

tWUSTOP1

Wake up time from Stop 1

mode to Run in Flash

Range 1

Wakeup clock MSI = 48 MHz

6.75

7.6

µs

Wakeup clock HSI16 = 16 MHz

7.14

Range 2

Wakeup clock MSI = 24 MHz

7.82

Wakeup clock HSI16 = 16 MHz

7.14

7.9

Wakeup clock MSI = 4 MHz

10.44

11.9

Wake up time from Stop 1

mode to Run mode in

SRAM1

Range 1

Wakeup clock MSI = 48 MHz

5.21

5.9

Wakeup clock HSI16 = 16 MHz

6.23

6.9

Range 2

Wakeup clock MSI = 24 MHz

5.73

6.4

Wakeup clock HSI16 = 16 MHz

6.23

6.9

Wakeup clock MSI = 4 MHz

10.9

12.3

Wake up time from Stop 1

mode to Low-power run

mode in Flash

Regulator in

low-power

mode (LPR=1

in PWR_CR1)

Wakeup clock MSI = 2 MHz

16.05

19.2

Wake up time from Stop 1

mode to Low-power run

mode in SRAM1

17.06

20.3

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