Datasheet

Pinouts and pin description STM32L433xx
72/224 DocID028794 Rev 4
-- - - -- -87B6 PD6 I/O FT -
USART2_RX,
QUADSPI_BK2_IO2,
SAI1_SD_A,
EVENTOUT
-
-- - - -- -88A5 PD7 I/O FT -
USART2_CK,
QUADSPI_BK2_IO3,
EVENTOUT
-
39 39 A3 A5 55 54 A5 89 A8
PB3
(JTDO-
TRACE
SWO)
I/O FT_la
(3)
JTDO-TRACESWO,
TIM2_CH2,
SPI1_SCK,
SPI3_SCK,
USART1_RTS_DE,
LCD_SEG7,
SAI1_SCK_B,
EVENTOUT
COMP2_INM
40 40 A4 B4 56 55 A4 90 A7
PB4
(NJTRST)
I/O FT_fla
(3)
NJTRST, I2C3_SDA,
SPI1_MISO,
SPI3_MISO,
USART1_CTS,
TSC_G2_IO1,
LCD_SEG8,
SAI1_MCLK_B,
EVENTOUT
COMP2_INP
41 41 B4 C4 57 56 C4 91 C5 PB5 I/O FT_l -
LPTIM1_IN1,
I2C1_SMBA,
SPI1_MOSI,
SPI3_MOSI,
USART1_CK,
TSC_G2_IO2,
LCD_SEG9,
COMP2_OUT,
SAI1_SD_B,
TIM16_BKIN,
EVENTOUT
-
42 42 C4 B5 58 57 D3 92 B5 PB6 I/O FT_fa -
LPTIM1_ETR,
I2C1_SCL,
USART1_TX,
TSC_G2_IO3,
SAI1_FS_B,
TIM16_CH1N,
EVENTOUT
COMP2_INP
Table 15. STM32L433xx pin definitions (continued)
Pin Number
Pin name
(function after
reset)
Pin type I/O structure Notes
Pin functions
LQFP48 UFQFPN48 WLCSP49 WLCSP64 LQFP64 LQFP64 SMPS UFBGA64 LQFP100 UFBGA100
Alternate functions
Additional
functions
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