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STM32U545NET6QTR Datasheet(PDF) 185 Page - STMicroelectronics

Part # STM32U545NET6QTR
Description  Ultra-low-power Arm® Cortex®-M33 MCUTrustZone®FPU,240 DMIPS, 512 KB flash memory, 274 KB SRAM, crypto
PDF  283 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32U545NET6QTR Datasheet(HTML) 185 Page - STMicroelectronics

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DS14216 Rev 1
185/283
STM32U545xx
Electrical characteristics
258
twu(Stop 2)
Wake-up time from
Stop 2 to Run mode
All SRAMs retained
Wake-up in FLASH,
SRAM4FWU = 1 in
PWR_CR2
MSI 24 MHz
20.0
23.0
µs
Wake-up in FLASH,
SRAM4FWU = 0 in
PWR_CR2
MSI 24 MHz
23.0
25.0
HSI 16 MHz
22.5
25.0
MSI 1 MHz
57.0
60.0
Wake-up in SRAM2,
range 4, SRAM4FWU = 0
in PWR_CR2
MSI 24 MHz
16.5
19.0
HSI 16 MHz
18.5
21.0
MSI 1 MHz
54.0
57.0
twu(Stop 3)
Wake-up time from
Stop 3 to Run mode
All SRAMs retained
Wake-up in FLASH,
FSTEN = 0 in PWR_CR3
MSI 24 MHz
68.0
130
Wake-up in FLASH,
FSTEN = 1 in PWR_CR3
MSI 24 MHz
28.5
37.0
HSI 16 MHz
28.0
36.0
MSI 1 MHz
68.5
91.0
Wake-up in SRAM2,
range 4, FLASHFWU = 0
and SRAM4FWU = 0 in
PWR_CR2
MSI 24 MHz
22.5
31.0
HSI 16 MHz
24.0
32.0
MSI 1 MHz
64.5
85.0
twu(Standby
with SRAM2)
Wake-up time from
Standby with SRAM2
to Run mode
Wake-up in FLASH,
FSTEN = 0 in PWR_CR3
MSI 4 MHz
64.5
110
Wake-up in FLASH,
FSTEN = 1 in PWR_CR3
MSI 4 MHz
64.5
83.0
MSI 1 MHz
155
240
twu(Standby)
Wake-up time from
Standby to Run mode
Wake-up in FLASH,
FSTEN = 0 in PWR_CR3
MSI 4 MHz
340
420
Wake-up in FLASH,
FSTEN = 1 in PWR_CR3
MSI 4 MHz
100
130
MSI 1 MHz
210
290
twu(Shutdown)
Wake-up time from
Shutdown to Run mode
-
MSI 4 MHz
610
710
1. Evaluated by characterization and not tested in production, unless otherwise specified.
Table 73. Low-power mode wake-up timings on LDO(1) (continued)
Mode
Parameter
Conditions
Typ
(3 V, 30 °C)
Max
(3 V)
Unit



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