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STM32L4S5AI Datasheet(PDF) 154 Page - STMicroelectronics

Part # STM32L4S5AI
Description  Ultra-low-power Arm® Cortex®-M4 32-bit MCUFPU, 150DMIPS, up to 2MB Flash, 640KB SRAM, LCD-TFT & MIPI DSI, AESHASH
PDF  275 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32L4S5AI Datasheet(HTML) 154 Page - STMicroelectronics

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Electrical characteristics
STM32L4S5xx, STM32L4S7xx and STM32L4S9xx
154/275
DocID030322 Rev 2
6.3.6
Wakeup time from low-power modes and voltage scaling
transition times
The wakeup times given in Table 44 are the latency between the event and the execution of
the first user instruction.
The device goes in low-power mode after the WFE (Wait For Event) instruction.
Table 44. Low-power mode wakeup timings(1)
Symbol
Parameter
Conditions
Typ
Max
Unit
tWUSLEEP
Wakeup time
from Sleep
mode to Run
mode
-6
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
79
tWUSTOP0
Wake up time
from Stop 0
mode to Run
mode in
Flash
Range 1
Wakeup clock MSI = 48 MHz
9.1
9.8
µs
Wakeup clock HSI16 = 16 MHz
8.5
9.0
Range 2
Wakeup clock MSI = 24 MHz
18.8
19.7
Wakeup clock HSI16 = 16 MHz
17.6
18.3
Wakeup clock MSI = 4 MHz
23.9
25.7
Wake up time
from Stop 0
mode to Run
mode in
SRAM1
Range 1
Wakeup clock MSI = 48 MHz
1.9
2.5
Wakeup clock HSI16 = 16 MHz
2.6
2.9
Range 2
Wakeup clock MSI = 24 MHz
2.6
3.1
Wakeup clock HSI16 = 16 MHz
2.6
3.0
Wakeup clock MSI = 4 MHz
10.0
11.5



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