STM32L082KB datasheet(71/132 Pages) STMICROELECTRONICS

部件名	STM32L082KB

功能描述	Ultra-low-power 32-bit MCU Arm®-based Cortex®-M0, up to 192KB Flash, 20KB SRAM, 6KB EEPROM, USB, ADC, DACs, AES

PDF	132 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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71 / 132 page

DS10688 Rev 7

71/132

STM32L082xx

Electrical characteristics

109

tWUSTOP

Wakeup from Stop mode, regulator in Run

mode

fHCLK = fMSI = 4.2 MHz

5.0

µs

fHCLK = fHSI = 16 MHz

4.9

fHCLK = fHSI/4 = 4 MHz

8.0

Wakeup from Stop mode, regulator in low-

power mode

fHCLK = fMSI = 4.2 MHz

Voltage range 1

5.0

fHCLK = fMSI = 4.2 MHz

Voltage range 2

5.0

fHCLK = fMSI = 4.2 MHz

Voltage range 3

5.0

fHCLK = fMSI = 2.1 MHz

7.3

fHCLK = fMSI = 1.05 MHz

fHCLK = fMSI = 524 kHz

fHCLK = fMSI = 262 kHz

fHCLK = fMSI = 131 kHz

100

120

fHCLK = MSI = 65 kHz

190

260

fHCLK = fHSI = 16 MHz

4.9

fHCLK = fHSI/4 = 4 MHz

8.0

Wakeup from Stop mode, regulator in low-

power mode, code running from RAM

fHCLK = fHSI = 16 MHz

4.9

fHCLK = fHSI/4 = 4 MHz

7.9

fHCLK = fMSI = 4.2 MHz

4.7

tWUSTDBY

Wakeup from Standby mode

FWU bit = 1

fHCLK = MSI = 2.1 MHz

130

Wakeup from Standby mode

FWU bit = 0

fHCLK = MSI = 2.1 MHz

2.2

tWUUSART

tWULPUART

Wakeup time required to calculate the

maximum USART/LPUART baudrate

while waking up from Stop mode using the

USART/LPUART

Stop mode, regulator in Run

mode

tWUSTOP

µs

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

Symbol

Parameter

Conditions

Typ

Max

Unit

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