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STM32L4A6QGI6
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), UFBGA-132(7x7). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownSTM32L4A6QGI6
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.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);stm32l4a6qgi6.step/stm32l4a6qgi6.glbare 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, primaryclaude-haiku-5-5(text), consensusclaude-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).