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STM32L4A6QGI6

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STMicroelectronics Microcontrollers (MCU/MPU/SOC), UFBGA-132(7x7). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.

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STM32L4A6QGI6

STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · UFBGA-132(7x7)

STM32L4A6QGI6 from STMicroelectronics, in a UFBGA-132(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model, then checked against ST open pin data); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
A1 PE3 bidirectional 5 V-tolerant-free TT/FT_l I/O (FT_l: LCD function supplied by VLCD); alternate functions include TRACED0, TIM3_CH1, TSC_G7_IO2, LCD_SEG39, FMC_A19, SAI1_SD_B.
A2 PE1 bidirectional FT_l I/O (5 V-tolerant, LCD function supplied by VLCD); alternate functions include DCMI_D3, LCD_SEG37, FMC_NBL1, TIM17_CH1.
A3 PB8 bidirectional FT_fl I/O (5 V-tolerant, Fm+ capable, LCD function supplied by VLCD); alternate functions include TIM4_CH3, I2C1_SCL, DFSDM1_DATIN6, CAN1_RX, DCMI_D6, SDMMC1_D4.
A4 PH3-BOOT0 bidirectional 5 V-tolerant FT I/O shared with the BOOT0 boot-select input; BOOT0 input is specified up to 9.0 V.
A5 PD7 bidirectional 5 V-tolerant FT I/O; alternate functions include DFSDM1_CKIN1, USART2_CK, QUADSPI_BK2_IO3, FMC_NE1.
A6 PD5 bidirectional 5 V-tolerant FT I/O; alternate functions include USART2_TX, QUADSPI_BK2_IO1, FMC_NWE.
A7 PB4 bidirectional FT_fla I/O (5 V-tolerant, Fm+, LCD and analog switch supplied by VDDA); after reset it is the NJTRST JTAG pin with internal pull-up enabled.
A8 PB3 bidirectional FT_la I/O (5 V-tolerant, LCD and analog switch function); after reset it is the JTDO/TRACESWO pin, and COMP2_INM is an analog input.
A9 PA15 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); after reset it is the JTDI pin with internal pull-up enabled.
A10 PA14 bidirectional 5 V-tolerant FT I/O; after reset it is the JTCK/SWCLK pin with internal pull-down enabled.
A11 PA13 bidirectional 5 V-tolerant FT I/O; after reset it is the JTMS/SWDIO pin with internal pull-up enabled.
A12 PA12 bidirectional FT_u I/O (5 V-tolerant, USB function supplied by VDDUSB); alternate functions include TIM1_ETR, SPI1_MOSI, USART1_RTS_DE, CAN1_TX, OTG_FS_DP.
B1 PE4 bidirectional 5 V-tolerant FT I/O; alternate functions include TRACED1, TIM3_CH2, DFSDM1_DATIN3, DCMI_D4, FMC_A20, SAI1_FS_A.
B2 PE2 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include TRACECK, TIM3_ETR, TSC_G7_IO1, LCD_SEG38, FMC_A23, SAI1_MCLK_A.
B3 PB9 bidirectional FT_fl I/O (5 V-tolerant, Fm+ capable, LCD supplied by VLCD); alternate functions include IR_OUT, TIM4_CH4, I2C1_SDA, SPI2_NSS, CAN1_TX, DCMI_D7, SDMMC1_D5.
B4 PB7 bidirectional FT_fla I/O (5 V-tolerant, Fm+, LCD and analog switch supplied by VDDA); alternate functions include LPTIM1_IN2, TIM4_CH2, I2C1_SDA, USART1_RX, DCMI_VSYNC, PVD_IN.
B5 PB6 bidirectional FT_fa I/O (5 V-tolerant, Fm+, analog switch supplied by VDDA); alternate functions include LPTIM1_ETR, TIM4_CH1, I2C1_SCL, USART1_TX, CAN2_TX, DCMI_D5.
B6 PD6 bidirectional 5 V-tolerant FT I/O; alternate functions include DCMI_D10, QUADSPI_BK2_IO2, DFSDM1_DATIN1, USART2_RX, FMC_NWAIT, SAI1_SD_A.
B7 PD4 bidirectional 5 V-tolerant FT I/O; alternate functions include SPI2_MOSI, DFSDM1_CKIN0, USART2_RTS_DE, QUADSPI_BK2_IO0, FMC_NOE.
B8 PD3 bidirectional 5 V-tolerant FT I/O; alternate functions include SPI2_SCK, DCMI_D5, SPI2_MISO, DFSDM1_DATIN0, USART2_CTS, QUADSPI_BK2_NCS, FMC_CLK.
B9 PD1 bidirectional 5 V-tolerant FT I/O; alternate functions include SPI2_SCK, DFSDM1_CKIN7, CAN1_TX, FMC_D3.
B10 PC12 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include TRACED3, SPI3_MOSI, USART3_CK, UART5_TX, TSC_G3_IO4, DCMI_D9, SDMMC1_CK.
B11 PC10 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include TRACED1, SPI3_SCK, USART3_TX, UART4_TX, TSC_G3_IO2, DCMI_D8, SDMMC1_D2.
B12 PA11 bidirectional FT_u I/O (5 V-tolerant, USB function supplied by VDDUSB); alternate functions include TIM1_CH4, SPI1_MISO, USART1_CTS, CAN1_RX, OTG_FS_DM.
C1 PC13 bidirectional 5 V-tolerant FT GPIO supplied through the power switch, sinking at most 3 mA; output speed must not exceed 2 MHz with 30 pF load and it must not source current (e.g. LEDs); function depends on RTC registers after backup power-up.
C2 PE5 bidirectional 5 V-tolerant FT I/O; alternate functions include TRACED2, TIM3_CH3, DFSDM1_CKIN3, TSC_G7_IO4, DCMI_D6, FMC_A21, SAI1_SCK_A.
C3 PE0 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include TIM4_ETR, DCMI_D2, LCD_SEG36, FMC_NBL0, TIM16_CH1.
C4 VDD power_in Main digital supply; 1.71 V to 3.6 V standard operating voltage.
C5 PB5 bidirectional FT_la I/O (5 V-tolerant, LCD and analog switch function); alternate functions include LPTIM1_IN1, TIM3_CH2, CAN2_RX, I2C1_SMBA, SPI1_MOSI, SPI3_MOSI, COMP2_OUT.
C6 PG14 bidirectional FT_fs I/O (5 V-tolerant, Fm+ capable, supplied only by VDDIO2); alternate functions include I2C1_SCL, FMC_A25.
C7 PG13 bidirectional FT_fs I/O (5 V-tolerant, Fm+ capable, supplied only by VDDIO2); alternate functions include I2C1_SDA, USART1_CK, FMC_A24.
C8 PD2 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include TRACED2, TIM3_ETR, USART3_RTS_DE, UART5_RX, TSC_SYNC, DCMI_D11, SDMMC1_CMD.
C9 PD0 bidirectional 5 V-tolerant FT I/O; alternate functions include SPI2_NSS, DFSDM1_DATIN7, CAN1_RX, FMC_D2.
C10 PC11 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include QUADSPI_BK2_NCS, SPI3_MISO, USART3_RX, UART4_RX, DCMI_D4, SDMMC1_D3.
C11 VDDUSB power_in USB supply; 3.0 V to 3.6 V when USB is used, 0 to 3.6 V when USB is not used.
C12 PA10 bidirectional FT_lu I/O (5 V-tolerant, LCD and USB supply pins apply); alternate functions include TIM1_CH3, DCMI_D1, USART1_RX, OTG_FS_ID, SAI1_SD_A, TIM17_BKIN.
D1 PC14-OSC32_IN bidirectional 5 V-tolerant FT GPIO (PC14) supplied through the power switch with the same 3 mA sink and 2 MHz / 30 pF output limits as PC13; alternate function OSC32_IN.
D2 PE6 bidirectional 5 V-tolerant FT I/O; alternate functions include TRACED3, TIM3_CH4, DCMI_D7, FMC_A22, SAI1_SD_A; RTC_TAMP3/WKUP3 additional function.
D3 VSS power_in Ground pin; must be connected to the external ground supply.
D4 PF2 bidirectional 5 V-tolerant FT I/O; alternate functions include I2C2_SMBA, FMC_A2.
D5 PF1 bidirectional FT_f I/O (5 V-tolerant, Fm+ capable); alternate functions include I2C2_SCL, FMC_A1.
D6 PF0 bidirectional FT_f I/O (5 V-tolerant, Fm+ capable); alternate functions include I2C2_SDA, FMC_A0.
D7 PG12 bidirectional FT_s I/O (5 V-tolerant, supplied only by VDDIO2); alternate functions include LPTIM1_ETR, SPI3_NSS, USART1_RTS_DE, FMC_NE4, SAI2_SD_A.
D8 PG10 bidirectional FT_s I/O (5 V-tolerant, supplied only by VDDIO2); alternate functions include LPTIM1_IN1, SPI3_MISO, USART1_RX, FMC_NE3, SAI2_FS_A, TIM15_CH1.
D9 PG9 bidirectional FT_s I/O (5 V-tolerant, supplied only by VDDIO2); alternate functions include SPI3_SCK, USART1_TX, FMC_NCE/FMC_NE2, SAI2_SCK_A, TIM15_CH1N.
D10 PA9 bidirectional FT_lu I/O (5 V-tolerant, LCD and USB supply pins apply); alternate functions include TIM1_CH2, SPI2_SCK, DCMI_D0, USART1_TX, SAI1_FS_A, TIM15_BKIN, OTG_FS_VBUS.
D11 PA8 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include MCO, TIM1_CH1, USART1_CK, OTG_FS_SOF, SWPMI1_IO, SAI1_SCK_A, LPTIM2_OUT.
D12 PC9 bidirectional FT_fl I/O (5 V-tolerant, Fm+ capable, LCD supplied by VLCD); alternate functions include TIM8_BKIN2, TIM3_CH4, TIM8_CH4, DCMI_D3, I2C3_SDA, OTG_FS_NOE, SDMMC1_D1.
E1 PC15-OSC32_OUT bidirectional 5 V-tolerant FT GPIO (PC15) supplied through the power switch with the same 3 mA sink and 2 MHz / 30 pF output limits as PC13; alternate function OSC32_OUT.
E2 VBAT power_in Backup domain supply for RTC and 32x32-bit backup registers; 1.55 V to 3.6 V.
E3 VSS power_in Ground pin; must be connected to the external ground supply.
E4 PF3 bidirectional FT_a I/O (5 V-tolerant when not routed to ADC; not 5 V-tolerant once used as analog input, cannot exceed VDDA or VREF+); alternate functions include FMC_A3, ADC3_IN6.
E9 PG5 bidirectional FT_s I/O (5 V-tolerant, supplied only by VDDIO2); alternate functions include SPI1_NSS, LPUART1_CTS, FMC_A15, SAI2_SD_B.
E10 PC8 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include TIM3_CH3, TIM8_CH3, TSC_G4_IO3, DCMI_D2, LCD_SEG26, SDMMC1_D0.
E11 PC7 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include TIM3_CH2, TIM8_CH2, DFSDM1_DATIN3, DCMI_D1, LCD_SEG25, SAI2_MCLK_B.
E12 PC6 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include TIM3_CH1, TIM8_CH1, DFSDM1_CKIN3, DCMI_D0, LCD_SEG24, SDMMC1_D6.
F1 PH0-OSC_IN bidirectional 5 V-tolerant FT I/O; alternate function OSC_IN (external HSE crystal input).
F2 VSS power_in Ground pin; must be connected to the external ground supply.
F3 PF4 bidirectional FT_a I/O (analog switch supplied by VDDA; not 5 V-tolerant once used as ADC input); alternate functions include FMC_A4, ADC3_IN7.
F4 PF5 bidirectional FT_a I/O (analog switch supplied by VDDA; not 5 V-tolerant once used as ADC input); alternate functions include FMC_A5, ADC3_IN8.
F6 VSS power_in Ground pin; must be connected to the external ground supply.
F7 VSS power_in Ground pin; must be connected to the external ground supply.
F9 PG3 bidirectional FT_s I/O (5 V-tolerant, supplied only by VDDIO2); alternate functions include SPI1_MISO, FMC_A13, SAI2_FS_B.
F10 PG4 bidirectional FT_s I/O (5 V-tolerant, supplied only by VDDIO2); alternate functions include SPI1_MOSI, FMC_A14, SAI2_MCLK_B.
F11 VSS power_in Ground pin; must be connected to the external ground supply.
F12 VSS power_in Ground pin; must be connected to the external ground supply.
G1 PH1-OSC_OUT bidirectional 5 V-tolerant FT I/O; alternate function OSC_OUT (external HSE crystal output).
G2 VDD power_in Main digital supply; 1.71 V to 3.6 V standard operating voltage.
G3 PG11 bidirectional FT_s I/O (5 V-tolerant, supplied only by VDDIO2); alternate functions include LPTIM1_IN2, SPI3_MOSI, USART1_CTS, SAI2_MCLK_A, TIM15_CH2.
G4 PG6 bidirectional FT_s I/O (5 V-tolerant, supplied only by VDDIO2); alternate functions include I2C3_SMBA, LPUART1_RTS_DE.
G6 VDD power_in Main digital supply; 1.71 V to 3.6 V standard operating voltage.
G7 VDDIO2 power_in Supply for PG[15:2] I/Os; 1.08 V to 3.6 V when at least one of these I/Os is used, 0 to 3.6 V when PG[15:2] are not used.
G9 PG1 bidirectional FT I/O (5 V-tolerant); alternate functions include TSC_G8_IO4, FMC_A11.
G10 PG2 bidirectional FT_s I/O (5 V-tolerant, supplied only by VDDIO2); alternate functions include SPI1_SCK, FMC_A12, SAI2_SCK_B.
G11 VDD power_in Main digital supply; 1.71 V to 3.6 V standard operating voltage.
G12 VDD power_in Main digital supply; 1.71 V to 3.6 V standard operating voltage.
H1 PC0 bidirectional FT_fla I/O (5 V-tolerant, Fm+, LCD and analog switch supplied by VDDA); alternate functions include LPTIM1_IN1, I2C4_SCL, I2C3_SCL, LPUART1_RX, LCD_SEG18; ADC123_IN1 analog input.
H2 NRST bidirectional Bidirectional reset pin with embedded weak pull-up resistor.
H3 VDD power_in Main digital supply; 1.71 V to 3.6 V standard operating voltage.
H4 PG7 bidirectional FT_fs I/O (5 V-tolerant, Fm+ capable, supplied only by VDDIO2); alternate functions include I2C3_SCL, LPUART1_TX, FMC_INT, SAI1_MCLK_A.
H9 PG0 bidirectional FT I/O (5 V-tolerant); alternate functions include TSC_G8_IO3, FMC_A10.
H10 PD15 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include TIM4_CH4, LCD_SEG35, FMC_D1.
H11 PD14 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include TIM4_CH3, LCD_SEG34, FMC_D0.
H12 PD13 bidirectional FT_fl I/O (5 V-tolerant, Fm+ capable, LCD supplied by VLCD); alternate functions include TIM4_CH2, I2C4_SDA, TSC_G6_IO4, LCD_SEG33, FMC_A18, LPTIM2_OUT.
J1 VSSA/VREF- power_in Combined analog ground and ADC negative reference; VREF- is connected to VSSA.
J2 PC1 bidirectional FT_fla I/O (5 V-tolerant, Fm+, LCD and analog switch supplied by VDDA); alternate functions include TRACED0, LPTIM1_OUT, I2C4_SDA, SPI2_MOSI, LPUART1_TX, LCD_SEG19; ADC123_IN2 analog input.
J3 PC2 bidirectional FT_la I/O (5 V-tolerant, LCD and analog switch function); alternate functions include LPTIM1_IN2, SPI2_MISO, DFSDM1_CKOUT, LCD_SEG20; ADC123_IN3 analog input.
J4 PA4 bidirectional TT_a I/O (3.6 V-tolerant, analog switch supplied by VDDA); alternate functions include SPI1_NSS, SPI3_NSS, USART2_CK, DCMI_HSYNC, LPTIM2_OUT; ADC12_IN9 and DAC1_OUT1 analog functions.
J5 PA7 bidirectional FT_fla I/O (5 V-tolerant, Fm+, LCD and analog switch supplied by VDDA); alternate functions include TIM1_CH1N, TIM3_CH2, I2C3_SCL, SPI1_MOSI, LCD_SEG4; OPAMP2_VINM not available on this UFBGA ball, use M4.
J6 PG8 bidirectional FT_fs I/O (5 V-tolerant, Fm+ capable, supplied only by VDDIO2); alternate functions include I2C3_SDA, LPUART1_RX.
J7 PF12 bidirectional 5 V-tolerant FT I/O; alternate function FMC_A6.
J8 PF14 bidirectional FT_fa I/O (5 V-tolerant, Fm+, analog switch supplied by VDDA); alternate functions include I2C4_SCL, DFSDM1_CKIN6, TSC_G8_IO1, FMC_A8.
J9 PF15 bidirectional FT_fa I/O (5 V-tolerant, Fm+, analog switch supplied by VDDA); alternate functions include I2C4_SDA, TSC_G8_IO2, FMC_A9.
J10 PD12 bidirectional FT_fl I/O (5 V-tolerant, Fm+ capable, LCD supplied by VLCD); alternate functions include TIM4_CH1, I2C4_SCL, USART3_RTS_DE, TSC_G6_IO3, LCD_SEG32, FMC_A17, LPTIM2_IN1.
J11 PD11 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include I2C4_SMBA, USART3_CTS, TSC_G6_IO2, LCD_SEG31, FMC_A16, SAI2_SD_A, LPTIM2_ETR.
J12 PD10 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include USART3_CK, TSC_G6_IO1, LCD_SEG30, FMC_D15, SAI2_SCK_A.
K1 PG15 bidirectional FT_s I/O (5 V-tolerant, supplied only by VDDIO2); alternate functions include LPTIM1_OUT, I2C1_SMBA, DCMI_D13.
K2 PC3 bidirectional FT_la I/O (5 V-tolerant, LCD and analog switch function); alternate functions include LPTIM1_ETR, SPI2_MOSI, QUADSPI_BK2_IO2, LCD_VLCD, SAI1_SD_A, LPTIM2_ETR; ADC123_IN4 analog input.
K3 PA2 bidirectional FT_la I/O (5 V-tolerant, LCD and analog switch function); alternate functions include TIM2_CH3, USART2_TX, LPUART1_TX, QUADSPI_BK1_NCS, LCD_SEG1, TIM15_CH1; ADC12_IN7 and WKUP4/LSCO analog functions.
K4 PA5 bidirectional TT_a I/O (3.6 V-tolerant, analog switch supplied by VDDA); alternate functions include TIM2_CH1, TIM2_ETR, TIM8_CH1N, SPI1_SCK, LPTIM2_ETR; ADC12_IN10 and DAC1_OUT2 analog functions.
K5 PC4 bidirectional FT_la I/O (5 V-tolerant, LCD and analog switch function); alternate functions include USART3_TX, QUADSPI_BK2_IO3, LCD_SEG22; COMP1_INM and ADC12_IN13 analog functions.
K6 PF11 bidirectional 5 V-tolerant FT I/O; alternate function DCMI_D12.
K7 PF13 bidirectional 5 V-tolerant FT I/O; alternate functions include I2C4_SMBA, DFSDM1_DATIN6, FMC_A7.
K8 PD9 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include USART3_RX, DCMI_PIXCLK, LCD_SEG29, FMC_D14, SAI2_MCLK_A.
K9 PD8 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include USART3_TX, DCMI_HSYNC, LCD_SEG28, FMC_D13.
K10 PB15 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include RTC_REFIN, TIM1_CH3N, TIM8_CH3N, SPI2_MOSI, DFSDM1_CKIN2, LCD_SEG15, SAI2_SD_A.
K11 PB14 bidirectional FT_fl I/O (5 V-tolerant, Fm+ capable, LCD supplied by VLCD); alternate functions include TIM1_CH2N, I2C2_SDA, SPI2_MISO, USART3_RTS_DE, LCD_SEG14, TIM15_CH1.
K12 PB13 bidirectional FT_fl I/O (5 V-tolerant, Fm+ capable, LCD supplied by VLCD); alternate functions include TIM1_CH1N, I2C2_SCL, SPI2_SCK, USART3_CTS, CAN2_TX, LCD_SEG13, TIM15_CH1N.
L1 VREF+ power_in Positive ADC/DAC reference voltage: 2 V to VDDA when VDDA ≥ 2 V; may be internally connected to VDDA depending on package; VREF+ may not exceed VDDA by more than 0.4 V.
L2 PA0 bidirectional FT_a I/O (5 V-tolerant when not routed to ADC; not 5 V-tolerant once used as analog input, cannot exceed VDDA or VREF+); alternate functions include TIM2_CH1, TIM8_ETR, USART2_CTS, UART4_TX; OPAMP1_VINP, ADC12_IN5 and RTC_TAMP2/WKUP1.
L3 PA3 bidirectional TT_la I/O (3.6 V-tolerant, LCD and analog switch function); alternate functions include TIM2_CH4, USART2_RX, LPUART1_RX, QUADSPI_CLK, LCD_SEG2; OPAMP1_VOUT and ADC12_IN8 analog functions.
L4 PA6 bidirectional FT_la I/O (5 V-tolerant, LCD and analog switch function); alternate functions include TIM1_BKIN, TIM3_CH1, DCMI_PIXCLK, SPI1_MISO, USART3_CTS, LPUART1_CTS, LCD_SEG3; OPAMP2_VINP and ADC12_IN11 analog functions.
L5 PC5 bidirectional FT_la I/O (5 V-tolerant, LCD and analog switch function); alternate functions include USART3_RX, LCD_SEG23; COMP1_INP, ADC12_IN14 and WKUP5 analog functions.
L6 PB2 bidirectional FT_la I/O (5 V-tolerant, LCD and analog switch function); alternate functions include RTC_OUT, LPTIM1_OUT, I2C3_SMBA, DFSDM1_CKIN0, LCD_VLCD; COMP1_INP analog input.
L7 PE8 bidirectional 5 V-tolerant FT I/O; alternate functions include TIM1_CH1N, DFSDM1_CKIN2, FMC_D5, SAI1_SCK_B.
L8 PE10 bidirectional 5 V-tolerant FT I/O; alternate functions include TIM1_CH2N, DFSDM1_DATIN4, TSC_G5_IO1, QUADSPI_CLK, FMC_D7, SAI1_MCLK_B.
L9 PE12 bidirectional 5 V-tolerant FT I/O; alternate functions include TIM1_CH3N, SPI1_NSS, DFSDM1_DATIN5, TSC_G5_IO3, QUADSPI_BK1_IO0, FMC_D9.
L10 PB10 bidirectional FT_fl I/O (5 V-tolerant, Fm+ capable, LCD supplied by VLCD); alternate functions include TIM2_CH3, I2C4_SCL, I2C2_SCL, SPI2_SCK, USART3_TX, LPUART1_RX, LCD_SEG10, COMP1_OUT.
L11 PB11 bidirectional FT_fl I/O (5 V-tolerant, Fm+ capable, LCD supplied by VLCD); alternate functions include TIM2_CH4, I2C4_SDA, I2C2_SDA, DFSDM1_CKIN7, USART3_RX, LPUART1_TX, LCD_SEG11, COMP2_OUT.
L12 PB12 bidirectional FT_l I/O (5 V-tolerant, LCD supplied by VLCD); alternate functions include TIM1_BKIN, I2C2_SMBA, SPI2_NSS, DFSDM1_DATIN1, USART3_CK, TSC_G1_IO1, CAN2_RX, LCD_SEG12.
M1 VDDA power_in Analog supply; 1.62 V to 3.6 V when ADC or COMP is used, 1.8 V when DAC or OPAMP is used, 2.4 V when VREFBUF is used.
M2 PA1 bidirectional FT_la I/O (5 V-tolerant, LCD and analog switch function); alternate functions include TIM2_CH2, TIM5_CH2, I2C1_SMBA, SPI1_SCK, USART2_RTS_DE, UART4_RX, LCD_SEG0; OPAMP1_VINM and ADC12_IN6 analog functions.
M3 OPAMP1_VINM input Dedicated OPAMP1 inverting input (TT, 3.6 V-tolerant); on UFBGA packages OPAMP1_VINM is not available on PA1 or PA7, so this ball is used instead.
M4 OPAMP2_VINM input Dedicated OPAMP2 inverting input (TT, 3.6 V-tolerant); on UFBGA packages OPAMP2_VINM is not available on PA6/PA7, so this ball is used instead.
M5 PB0 bidirectional TT_la I/O (3.6 V-tolerant, LCD and analog switch function); alternate functions include TIM1_CH2N, TIM3_CH3, TIM8_CH2N, SPI1_NSS, USART3_CK, QUADSPI_BK1_IO1, COMP1_OUT; OPAMP2_VOUT and ADC12_IN15 analog functions.
M6 PB1 bidirectional FT_la I/O (5 V-tolerant, LCD and analog switch function); alternate functions include TIM1_CH3N, TIM3_CH4, DFSDM1_DATIN0, USART3_RTS_DE, LCD_SEG6, LPTIM2_IN1; COMP1_INM and ADC12_IN16 analog functions.
M7 PE7 bidirectional 5 V-tolerant FT I/O; alternate functions include TIM1_ETR, DFSDM1_DATIN2, FMC_D4, SAI1_SD_B.
M8 PE9 bidirectional 5 V-tolerant FT I/O; alternate functions include TIM1_CH1, DFSDM1_CKOUT, FMC_D6, SAI1_FS_B.
M9 PE11 bidirectional 5 V-tolerant FT I/O; alternate functions include TIM1_CH2, DFSDM1_CKIN4, TSC_G5_IO2, QUADSPI_BK1_NCS, FMC_D8.
M10 PE13 bidirectional 5 V-tolerant FT I/O; alternate functions include TIM1_CH3, SPI1_SCK, DFSDM1_CKIN5, TSC_G5_IO4, QUADSPI_BK1_IO1, FMC_D10.
M11 PE14 bidirectional 5 V-tolerant FT I/O; alternate functions include TIM1_CH4, TIM1_BKIN2, SPI1_MISO, QUADSPI_BK1_IO2, FMC_D11.
M12 PE15 bidirectional 5 V-tolerant FT I/O; alternate functions include TIM1_BKIN, TIM1_BKIN_COMP1, SPI1_MOSI, QUADSPI_BK1_IO3, FMC_D12.

Key specifications

Parameter Value
Manufacturer STMicroelectronics
Package UFBGA-132(7x7)
Category Embedded Processors & Controllers
Pins 132

CAD (KiCad official)

  • Symbol: STM32L4A6QGI6
  • Footprint: Package_BGA:UFBGA-132_7x7mm_P0.5mm
  • 3D model: UFBGA-132(7x7) (KiCad packages3D, STEP)
  • 3D model files: stm32l4a6qgi6-etched.step / stm32l4a6qgi6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stm32l4a6qgi6.step / stm32l4a6qgi6.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: STMicroelectronics datasheet (281 pp, sha256 21c6dbb622676390, retrieved 2026-10-09, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF