Datasheet

STM32L031x4/6 Description
DS10668 Rev 6 11/126
2.1 Device overview
Table 2. Ultra-low-power STM32L031x4/x6 device features and peripheral counts
Peripheral
STM32
L031F4
STM32
L031E4
STM32
L031G4
STM32
L031K4
STM32
L031C4
STM32
L031F6
STM32
L031E6
STM32
L031G6
STM32
L031K6
STM32
L031C6
Flash (Kbytes) 16 32 Data EEPROM (Kbytes) 1 RAM (Kbytes) 8 Timers
General- purpose
3
LPTIMER 1
RTC/SYSTICK/IWDG/
WWDG
1/1/1/1
Communicati on interfaces
SPI 2(1)
(1)
I
2
C 1
USART 1 LPUART 1
GPIOs 15 20 21(23)
(3)
27
(2)
38 15 20 21(23)
(3)
27
(2)
38
Clocks: HSE
(4)
/LSE/HSI/MSI/LSI
1/1/1/1/1
12-bit synchronized ADC Number of channels
1
10
Comparators 2 Max. CPU frequency 32 MHz Operating voltage
1.8 V to 3.6 V (down to 1.65 V at power-down) with BOR option
1.65 V to 3.6 V without BOR option
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