STM32L083X8 Datasheet, PDF (79/139 Pages) STMicroelectronics – Ultra-low-power 32-bit MCU ARM-based Cortex-M0+, up to 192KB Flash, 20KB SRAM, 6KB EEPROM, LCD, USB, ADC, DACs, AES

STM32L083xx
Electrical characteristics
Table 42. Low-power mode wakeup timings
Symbol
Parameter
Conditions
Typ
t_WUSLEEP Wakeup from Sleep mode
t_{WUSLEEP_} Wakeup from Low-power sleep mode,
LP
f_HCLK = 262 kHz
f_HCLK = 32 MHz
7
f_HCLK = 262 kHz
Flash memory enabled
7
f_HCLK = 262 kHz
Flash memory switched OFF
9
f_HCLK = f_MSI = 4.2 MHz
5.0
Wakeup from Stop mode, regulator in Run
mode
f_HCLK = f_HSI = 16 MHz
4.9
f_HCLK = f_HSI/4 = 4 MHz
8.0
f_HCLK = f_MSI = 4.2 MHz
Voltage range 1
5.0
f_HCLK = f_MSI = 4.2 MHz
Voltage range 2
5.0
f_HCLK = f_MSI = 4.2 MHz
Voltage range 3
5.0
f_HCLK = f_MSI = 2.1 MHz
7.3
t_WUSTOP
Wakeup from Stop mode, regulator in low-
power mode
f_HCLK = f_MSI = 1.05 MHz
13
f_HCLK = f_MSI = 524 kHz
28
f_HCLK = f_MSI = 262 kHz
51
f_HCLK = f_MSI = 131 kHz
100
f_HCLK = MSI = 65 kHz
190
f_HCLK = f_HSI = 16 MHz
4.9
f_HCLK = f_HSI/4 = 4 MHz
8.0
f_HCLK = f_HSI = 16 MHz
4.9
Wakeup from Stop mode, regulator in low-
power mode, code running from RAM
f_HCLK = f_HSI/4 = 4 MHz
7.9
f_HCLK = f_MSI = 4.2 MHz
4.7
t_WUSTDBY
Wakeup from Standby mode
FWU bit = 1
Wakeup from Standby mode
FWU bit = 0
f_HCLK = MSI = 2.1 MHz
65
f_HCLK = MSI = 2.1 MHz
2.2
Max Unit
8
8
Number
of clock
cycles
10
8
7
11
8
8
8
13
23
38
µs
65
120
260
7
11
7
10
8
130
3
ms
DocID027070 Rev 3
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