ST STM32L4 5 Series - Table 23. Functionalities Depending on the Working Mode

Power control (PWR) RM0351
164/1830 DocID024597 Rev 5
Table 23. Functionalities depending on the working mode
(1)
Peripheral Run Sleep
Low-power run
Low-power sleep
Stop 0/1 Stop 2 Standby Shutdown
VBAT
-
Wakeup capability
-
Wakeup capability
-
Wakeup capability
-
Wakeup capability
CPU Y - Y - - ---- ----
Flash memory (up to 1 MB) O
(2)
O
(2)
O
(2)
O
(2)
- ---- ----
SRAM1 (up to 256 KB) Y Y
(3)
YY
(3)
Y -Y-- ----
SRAM2 (up to 64 KB) Y Y
(3)
YY
(3)
Y -Y-O
(4)
----
FSMC OOOO-
---- ----
QUADSPI O O O O -
---- ----
Backup Registers YYYYY
-Y-Y -Y-Y
Brown-out reset (BOR) YYYYY
YYYY Y- --
Programmable Voltage
Detector (PVD)
OOOOOOOO- ----
Peripheral Voltage Monitor
(PVMx; x=1,2,3,4)
OOOOO
OOO- ----
DMA O O O O - ---- ----
DMA2D O O O O -
---- ----
Oscillator HSI16 O O O O
(5)
-
(5)
-- ----
Oscillator HSI48 O O - - -
---- ----
High Speed External (HSE) O O O O - ---- ----
Low Speed Internal (LSI) O O O O O
-O-O----
Low Speed External (LSE) O O O O O -O-O -O-O
Multi-Speed Internal (MSI) O O O O -
---- ----
Clock Security System
(CSS)
OOOO-
---- ----
Clock Security System on
LSE
OOOOO
OOOO O- --
RTC / Auto wakeup O O O O O OOOO OOOO
Number of RTC Tamper
pins
33333O3O3O3O3
Camera interface O O O O -
---- ----
LCD O O O O O
OOO- ----