Datasheet

DocID022799 Rev 6 39/132
STM32L15xCC STM32L15xRC STM32L15xUC STM32L15xVC Pin descriptions
51
K1 20 - - - V
REF-
SV
REF-
L1 21 - - - V
REF+
SV
REF+
M1 22 13 H7 9 V
DDA
SV
DDA
L2 23 14 E4 10 PA0-WKUP1 I/O FT PA0
WKUP1/RTC_TAMP2/
TIM2_CH1_ETR/TIM5_CH1/
USART2_CTS/ADC_IN0/
COMP1_INP
M2 24 15 G5 11 PA1 I/O FT PA1
TIM2_CH2/TIM5_CH2/
USART2_RTS/LCD_SEG0/
ADC_IN1/COMP1_INP/
OPAMP1_VINP
K3 25 16 H6 12 PA2 I/O FT PA2
TIM2_CH3/TIM5_CH3/
TIM9_CH1/USART2_TX/
LCD_SEG1/ADC_IN2/
COMP1_INP/OPAMP1_VINM
L3 26 17 J7 13 PA3 I/O
TC PA3
TIM2_CH4/TIM5_CH4/
TIM9_CH2/USART2_RX/
LCD_SEG2/ADC_IN3/
COMP1_INP/OPAMP1_VOUT
E3 27 18 - - V
SS_4
SV
SS_4
H3 28 19 - - V
DD_4
SV
DD_4
M3 29 20 J6 14 PA4 I/O TC PA4
SPI1_NSS/SPI3_NSS/I2S3_WS/
USART2_CK/ADC_IN4/
DAC_OUT1/COMP1_INP
K4 30 21 H4 15 PA5 I/O
TC PA5
TIM2_CH1_ETR/SPI1_SCK/
ADC_IN5/DAC_OUT2/
COMP1_INP
L4 31 22 G4 16 PA6 I/O FT PA6
TIM3_CH1/TIM10_CH1/
SPI1_MISO/LCD_SEG3/
ADC_IN6/COMP1_INP/
OPAMP2_VINP
Table 9. STM32L15xxC pin definitions (continued)
Pins
Pin name
Pin type
(1)
I / O Structure
Main
function
(2)
(after
reset)
Alternate functions
UFBGA100
LQFP100
LQFP64
WLCSP63
LQFP48 or UFQFPN48