Datasheet
DocID027100 Rev 4 45/149
STM32L072xx Pin descriptions
56
5 5 9 13 H1 F7 22 M1 VDDA S - - -
6 6 10 14 G2 E5 23 L2 PA0 I/O TTa -
TIM2_CH1,
TSC_G1_IO1,
USART2_CTS,
TIM2_ETR, USART4_TX,
COMP1_OUT
COMP1_INM,
ADC_IN0,
RTC_TAMP2/WKUP1
7 7 11 15 H2 E4 24 M2 PA1 I/O FT -
EVENTOUT, TIM2_CH2,
TSC_G1_IO2,
USART2_RTS,
TIM21_ETR,
USART4_RX
COMP1_INP, ADC_IN1
8 8 12 16 F3 F6 25 K3 PA2 I/O FT -
TIM21_CH1, TIM2_CH3,
TSC_G1_IO3,
USART2_TX,
LPUART1_TX,
COMP2_OUT
COMP2_INM,
ADC_IN2
9 9 13 17 G3 G7 26 L3 PA3 I/O FT -
TIM21_CH2, TIM2_CH4,
TSC_G1_IO4,
USART2_RX,
LPUART1_RX
COMP2_INP, ADC_IN3
- - - 18 C2 - 27 D3 VSS S - - - -
-- -19D2-28H3 VDD S - - - -
10 10 14 20 H3 F5 29 M3 PA4 I/O TC
(2)
SPI1_NSS,
TSC_G2_IO1,
USART2_CK,
TIM22_ETR
COMP1_INM,
COMP2_INM,
ADC_IN4, DAC_OUT1
11 11 15 21 F4 G6 30 K4 PA5 I/O TC -
SPI1_SCK, TIM2_ETR,
TSC_G2_IO2, TIM2_CH1
COMP1_INM,
COMP2_INM,
ADC_IN5, DAC_OUT2
12 12 16 22 G4 G5 31 L4 PA6 I/O FT -
SPI1_MISO, TIM3_CH1,
TSC_G2_IO3,
LPUART1_CTS,
TIM22_CH1,
EVENTOUT,
COMP1_OUT
ADC_IN6
Table 16. STM32L072xxx pin definition (continued)
Pin number
Pin name
(function
after reset)
Pin type
I/O structure
Note
Alternate functions Additional functions
LQFP32
UFQFPN32
(1)
LQFP48
LQFP64
UFBGA64/TFBGA64
WLCSP49
LQFP100
UFBG100
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