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STM32L4Q5AGI6
Public Made by Adomby adom
STMicroelectronics Microcontroller Units (MCUs/MPUs/SOCs), UFBGA-169. 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
markdownSTM32L4Q5AGI6
STMicroelectronics · Microcontroller Units (MCUs/MPUs/SOCs) · UFBGA-169
STM32L4Q5AGI6 from STMicroelectronics, in a UFBGA-169. 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 | PI10 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions OCTOSPIM_P2_IO1, PSSI_D14 and EVENTOUT. |
| A2 | PH2 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions OCTOSPIM_P1_IO4 and EVENTOUT. |
| A3 | VDD | power_in | Main supply 1.71 V to 3.6 V for the I/Os, internal regulator and system analog (reset, power management, internal clocks). |
| A4 | PE0 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM4_ETR, DCMI_D2/PSSI_D2, LCD_HSYNC, FMC_NBL0, TIM16_CH1 and EVENTOUT. |
| A5 | PB4 (NJTRST) | bidirectional | 5 V-tolerant I/O with analog switch supplied by VDDA; NJTRST after reset with internal pull-up active; additional COMP2_INP. |
| A6 | PB3 (JTDO/TRACESWO) | bidirectional | 5 V-tolerant I/O with analog switch supplied by VDDA; JTDO/TRACESWO function, additional COMP2_INM. |
| A7 | VSS | power_in | Ground pin; all VSS pins must be connected to the external ground. |
| A8 | VDD | power_in | Main supply 1.71 V to 3.6 V for the I/Os, internal regulator and system analog. |
| A9 | PA15 (JTDI) | bidirectional | 5 V-tolerant I/O; JTDI after reset with internal pull-up active; alternate functions include TIM2_CH1, TIM2_ETR, USART2_RX, SPI1_NSS and SAI2_FS_B. |
| A10 | PA14 (JTCK/SWCLK) | bidirectional | 5 V-tolerant I/O; JTCK/SWCLK after reset with internal pull-down active; alternate functions include LPTIM1_OUT, I2C1_SMBA, OTG_FS_SOF and SAI1_FS_B. |
| A11 | PA13 (JTMS/SWDIO) | bidirectional | 5 V-tolerant I/O; JTMS/SWDIO after reset with internal pull-up active; alternate functions include IR_OUT, OTG_FS_NOE and SAI1_SD_B. |
| A12 | PI0 | bidirectional | 5 V-tolerant I/O; alternate functions include TIM5_CH4, OCTOSPIM_P1_IO5, SPI2_NSS and DCMI_D13/PSSI_D13. |
| A13 | PH14 | bidirectional | 5 V-tolerant I/O; alternate functions TIM8_CH2N and DCMI_D4/PSSI_D4. |
| B1 | PI9 | bidirectional | 5 V-tolerant I/O; alternate functions OCTOSPIM_P2_IO2, CAN1_RX and EVENTOUT. |
| B2 | PI7 | bidirectional | 5 V-tolerant I/O; alternate functions TIM8_CH3, OCTOSPIM_P2_NCLK and DCMI_D7/PSSI_D7. |
| B3 | VSS | power_in | Ground pin; all VSS pins must be connected to the external ground. |
| B4 | PE1 | bidirectional | 5 V-tolerant I/O; alternate functions DCMI_D3/PSSI_D3, LCD_VSYNC, FMC_NBL1 and TIM17_CH1. |
| B5 | PB5 | bidirectional | 5 V-tolerant I/O with analog switch supplied by VDDA; alternate functions include LPTIM1_IN1, TIM3_CH2, I2C1_SMBA and SPI1_MOSI; additional COMP2_OUT is also on this pin family. |
| B6 | VDDIO2 | power_in | Supply for the 14 I/Os of port PG[15:2], 1.08 V to 3.6 V when at least one of them is used. |
| B7 | PG9 | bidirectional | 5 V-tolerant I/O supplied only by VDDIO2; alternate functions include SPI3_SCK, USART1_TX, SDMMC2_D0, FMC_NCE/FMC_NE2 and SAI2_SCK_A. |
| B8 | PD0 | bidirectional | 5 V-tolerant I/O; alternate functions SPI2_NSS, CAN1_RX, LCD_B4 and FMC_D2. |
| B9 | PI6 | bidirectional | 5 V-tolerant I/O; alternate functions TIM8_CH2, OCTOSPIM_P2_CLK and DCMI_D6/PSSI_D6. |
| B10 | PI2 | bidirectional | 5 V-tolerant I/O; alternate functions TIM8_CH4, SPI2_MISO and DCMI_D9/PSSI_D9. |
| B11 | PI1 | bidirectional | 5 V-tolerant I/O; alternate functions SPI2_SCK and DCMI_D8/PSSI_D8. |
| B12 | PH15 | bidirectional | 5 V-tolerant I/O; alternate functions TIM8_CH3N, OCTOSPIM_P2_IO6 and DCMI_D11/PSSI_D11. |
| B13 | PH12 | bidirectional | 5 V-tolerant I/O; alternate functions TIM5_CH3, OCTOSPIM_P2_IO7 and DCMI_D3/PSSI_D3. |
| C1 | VDD | power_in | Main supply 1.71 V to 3.6 V for the I/Os, internal regulator and system analog. |
| C2 | VSS | power_in | Ground pin; all VSS pins must be connected to the external ground. |
| C3 | PI11 | bidirectional | 5 V-tolerant I/O; alternate functions OCTOSPIM_P2_IO0, PSSI_D15 and EVENTOUT. |
| C4 | PB8 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions include TIM4_CH3, I2C1_SCL, CAN1_RX, SDMMC1_D4 and TIM16_CH1. |
| C5 | PB6 | bidirectional | 5 V-tolerant I/O with analog switch supplied by VDDA; alternate functions include LPTIM1_ETR, TIM4_CH1, I2C1_SCL and USART1_TX; additional COMP2_INP. |
| C6 | PG15 | bidirectional | 5 V-tolerant I/O with Fm+ capability supplied only by VDDIO2; alternate functions LPTIM1_OUT, I2C1_SMBA, OCTOSPIM_P2_DQS and DCMI_D13/PSSI_D13. |
| C7 | PD4 | bidirectional | 5 V-tolerant I/O; alternate functions SPI2_MOSI, DFSDM1_CKIN0, USART2_RTS_DE, SDMMC2_CKIN and FMC_NOE. |
| C8 | PD1 | bidirectional | 5 V-tolerant I/O; alternate functions SPI2_SCK, CAN1_TX, LCD_B5 and FMC_D3. |
| C9 | PH13 | bidirectional | 5 V-tolerant I/O; alternate functions TIM8_CH1N, CAN1_TX and EVENTOUT. |
| C10 | PI3 | bidirectional | 5 V-tolerant I/O; alternate functions TIM8_ETR, SPI2_MOSI and DCMI_D10/PSSI_D10. |
| C11 | PI8 | bidirectional | 5 V-tolerant I/O; alternate functions OCTOSPIM_P2_NCS, DCMI_D12/PSSI_D12 and EVENTOUT. |
| C12 | VSS | power_in | Ground pin; all VSS pins must be connected to the external ground. |
| C13 | VDD | power_in | Main supply 1.71 V to 3.6 V for the I/Os, internal regulator and system analog. |
| D1 | PE4 | bidirectional | 5 V-tolerant I/O; alternate functions TRACED1, TIM3_CH2, SAI1_D2, DFSDM1_DATIN3, DCMI_D4/PSSI_D4 and SAI1_FS_A. |
| D2 | PE3 | bidirectional | 5 V-tolerant I/O (FT_l); alternate functions TRACED0, TIM3_CH1, OCTOSPIM_P1_DQS, LCD_R6 and FMC_A19. |
| D3 | PE2 | bidirectional | 5 V-tolerant I/O (FT_l); alternate functions TRACECK, TIM3_ETR, SAI1_CK1, LCD_R7 and FMC_A23. |
| D4 | PB9 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions IR_OUT, TIM4_CH4, I2C1_SDA, CAN1_TX, SAI1_FS_A and TIM17_CH1. |
| D5 | PB7 | bidirectional | 5 V-tolerant I/O with Fm+ capability and analog switch supplied by VDDA; alternate functions include LPTIM1_IN2, TIM4_CH2, I2C1_SDA and USART1_RX; additional COMP2_INM and PVD_IN. |
| D6 | PG10 | bidirectional | 5 V-tolerant I/O supplied only by VDDIO2; alternate functions include LPTIM1_IN1, SPI3_MISO, USART1_RX, FMC_NE3 and TIM15_CH1. |
| D7 | PD5 | bidirectional | 5 V-tolerant I/O; alternate functions USART2_TX, OCTOSPIM_P1_IO5, FMC_NWE and EVENTOUT. |
| D8 | PD2 | bidirectional | 5 V-tolerant I/O; alternate functions TRACED2, TIM3_ETR, USART3_RTS_DE, UART5_RX, TSC_SYNC and SDMMC1_CMD. |
| D9 | PC10 | bidirectional | 5 V-tolerant I/O; alternate functions TRACED1, DCMI_VSYNC/PSSI_RDY, SPI3_SCK, USART3_TX, UART4_TX and SDMMC1_D2. |
| D10 | PI4 | bidirectional | 5 V-tolerant I/O; alternate functions TIM8_BKIN and DCMI_D5/PSSI_D5. |
| D11 | PH9 | bidirectional | 5 V-tolerant I/O; alternate functions I2C3_SMBA, OCTOSPIM_P2_IO4 and DCMI_D0/PSSI_D0. |
| D12 | PH7 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions I2C3_SCL, OCTOSPIM_P2_NCLK and DCMI_D9/PSSI_D9. |
| D13 | PA12 | bidirectional | 5 V-tolerant I/O with USB function supplied by VDDUSB; alternate functions TIM1_ETR, SPI1_MOSI, USART1_RTS_DE, CAN1_TX, OTG_FS_DP and LCD_VSYNC. |
| E1 | PC13 | bidirectional | 5 V-tolerant I/O supplied through the power switch, which sinks only 3 mA, so speed is limited to 2 MHz with 30 pF and it must not drive current sources; additional RTC_TAMP1/RTC_TS/RTC_OUT and WKUP2. |
| E2 | VBAT | power_in | Backup supply 1.55 V to 3.6 V for the RTC, 32 kHz oscillator and backup registers when VDD is not present. |
| E3 | PE6 | bidirectional | 5 V-tolerant I/O; alternate functions TRACED3, TIM3_CH4, SAI1_D1, DCMI_D7/PSSI_D7, LCD_G6, FMC_A22 and SAI1_SD_A; additional RTC_TAMP3 and WKUP3. |
| E4 | PE5 | bidirectional | 5 V-tolerant I/O; alternate functions TRACED2, TIM3_CH3, SAI1_CK2, DFSDM1_CKIN3, DCMI_D6/PSSI_D6 and FMC_A21. |
| E5 | PH3-BOOT0 | bidirectional | 5 V-tolerant I/O that can also provide the BOOT0 boot-mode selection pin (BOOT0 may come from this pin or from an option bit). |
| E6 | PG11 | bidirectional | 5 V-tolerant I/O supplied only by VDDIO2; alternate functions LPTIM1_IN2, OCTOSPIM_P1_IO5, SPI3_MOSI, USART1_CTS_NSS, SDMMC2_D2 and TIM15_CH2. |
| E7 | PD6 | bidirectional | 5 V-tolerant I/O; alternate functions SAI1_D1, DCMI_D10/PSSI_D10, SPI3_MOSI, USART2_RX, LCD_DE, FMC_NWAIT and SAI1_SD_A. |
| E8 | PD3 | bidirectional | 5 V-tolerant I/O; alternate functions SPI2_SCK, DCMI_D5/PSSI_D5, SPI2_MISO, USART2_CTS_NSS, LCD_CLK and FMC_CLK. |
| E9 | PC11 | bidirectional | 5 V-tolerant I/O; alternate functions DCMI_D2/PSSI_D2, OCTOSPIM_P1_NCS, SPI3_MISO, USART3_RX, UART4_RX and SDMMC1_D3. |
| E10 | PI5 | bidirectional | 5 V-tolerant I/O; alternate functions TIM8_CH1, OCTOSPIM_P2_NCS and DCMI_VSYNC/PSSI_RDY. |
| E11 | PH6 | bidirectional | 5 V-tolerant I/O; alternate functions I2C2_SMBA, OCTOSPIM_P2_CLK and DCMI_D8/PSSI_D8. |
| E12 | VDDUSB | power_in | USB transceiver supply 3.0 V to 3.6 V when USB is used. |
| E13 | PA11 | bidirectional | 5 V-tolerant I/O with USB function supplied by VDDUSB; alternate functions TIM1_CH4, SPI1_MISO, USART1_CTS_NSS, CAN1_RX, OTG_FS_DM and LCD_DE. |
| F1 | PC14-OSC32_IN | bidirectional | 5 V-tolerant I/O supplied through the power switch, limited to 3 mA sink and 2 MHz / 30 pF in output mode, not usable as current source; OSC32_IN LSE oscillator input. |
| F2 | VSS | power_in | Ground pin; all VSS pins must be connected to the external ground. |
| F3 | PF2 | bidirectional | 5 V-tolerant I/O; alternate functions I2C2_SMBA, OCTOSPIM_P2_IO2, FMC_A2 and EVENTOUT. |
| F4 | PF1 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions I2C2_SCL, OCTOSPIM_P2_IO1, FMC_A1 and EVENTOUT. |
| F5 | PF0 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions I2C2_SDA, OCTOSPIM_P2_IO0, FMC_A0 and EVENTOUT. |
| F6 | PG12 | bidirectional | 5 V-tolerant I/O supplied only by VDDIO2; alternate functions LPTIM1_ETR, OCTOSPIM_P2_NCS, SPI3_NSS, USART1_RTS_DE, SDMMC2_D3 and FMC_NE4. |
| F7 | PD7 | bidirectional | 5 V-tolerant I/O; alternate functions DFSDM1_CKIN1, USART2_CK, SDMMC2_CMD, OCTOSPIM_P1_IO7 and FMC_NCE/FMC_NE1. |
| F8 | PC12 | bidirectional | 5 V-tolerant I/O; alternate functions TRACED3, SPI3_MOSI, USART3_CK, UART5_TX, DCMI_D9/PSSI_D9 and SDMMC1_CK. |
| F9 | PA10 | bidirectional | 5 V-tolerant I/O with Fm+ capability and USB function supplied by VDDUSB; alternate functions TIM1_CH3, SAI1_D1, DCMI_D1/PSSI_D1, USART1_RX, OTG_FS_ID and TIM17_BKIN. |
| F10 | PA9 | bidirectional | 5 V-tolerant I/O with Fm+ capability and USB function (OTG_FS_VBUS) supplied by VDDUSB; alternate functions TIM1_CH2, SPI2_SCK, DCMI_D0/PSSI_D0, USART1_TX and TIM15_BKIN. |
| F11 | PC6 | bidirectional | 5 V-tolerant I/O; alternate functions TIM3_CH1, TIM8_CH1, DFSDM1_CKIN3, SDMMC2_D6, TSC_G4_IO1, DCMI_D0/PSSI_D0 and SDMMC1_D6. |
| F12 | VDDIO2 | power_in | Supply for the 14 I/Os of port PG[15:2], 1.08 V to 3.6 V when at least one of them is used. |
| F13 | VSS | power_in | Ground pin; all VSS pins must be connected to the external ground. |
| G1 | PC15-OSC32_OUT | bidirectional | 5 V-tolerant I/O supplied through the power switch, limited to 3 mA sink and 2 MHz / 30 pF in output mode, not usable as current source; OSC32_OUT LSE oscillator output. |
| G2 | VDD | power_in | Main supply 1.71 V to 3.6 V for the I/Os, internal regulator and system analog. |
| G3 | PF3 | bidirectional | 5 V-tolerant I/O; alternate functions OCTOSPIM_P2_IO3, FMC_A3 and EVENTOUT. |
| G4 | PF4 | bidirectional | 5 V-tolerant I/O; alternate functions OCTOSPIM_P2_CLK, FMC_A4 and EVENTOUT. |
| G5 | PF5 | bidirectional | 5 V-tolerant I/O; alternate functions OCTOSPIM_P2_NCLK, FMC_A5 and EVENTOUT. |
| G6 | PG14 | bidirectional | 5 V-tolerant I/O with Fm+ capability supplied only by VDDIO2; alternate functions I2C1_SCL, LCD_R1, FMC_A25 and EVENTOUT. |
| G7 | PG13 | bidirectional | 5 V-tolerant I/O with Fm+ capability supplied only by VDDIO2; alternate functions I2C1_SDA, USART1_CK, LCD_R0 and FMC_A24. |
| G8 | PA8 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions MCO, TIM1_CH1, SAI1_CK2, USART1_CK, OTG_FS_SOF, LCD_B7 and LPTIM2_OUT. |
| G9 | PC9 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions TRACED0, TIM8_BKIN2, TIM3_CH4, TIM8_CH4, DCMI_D3/PSSI_D3, I2C3_SDA, OTG_FS_NOE and SDMMC1_D1. |
| G10 | PC8 | bidirectional | 5 V-tolerant I/O; alternate functions TIM3_CH3, TIM8_CH3, TSC_G4_IO3, DCMI_D2/PSSI_D2 and SDMMC1_D0. |
| G11 | PG6 | bidirectional | 5 V-tolerant I/O supplied only by VDDIO2; alternate functions OCTOSPIM_P1_DQS, I2C3_SMBA, LPUART1_RTS_DE and LCD_R1. |
| G12 | PC7 | bidirectional | 5 V-tolerant I/O; alternate functions TIM3_CH2, TIM8_CH2, DFSDM1_DATIN3, SDMMC2_D7, DCMI_D1/PSSI_D1, LCD_B6 and SDMMC1_D7. |
| G13 | VDD | power_in | Main supply 1.71 V to 3.6 V for the I/Os, internal regulator and system analog; see review_required for the VDD_15 label printed on the same ball. |
| H1 | PH0-OSC_IN (PH0) | bidirectional | 5 V-tolerant I/O; additional function OSC_IN (HSE oscillator input) and alternate function EVENTOUT. |
| H2 | VSS | power_in | Ground pin; all VSS pins must be connected to the external ground. |
| H3 | NRST | bidirectional | Bidirectional reset pin with embedded weak pull-up resistor. |
| H4 | PF10 | bidirectional | 5 V-tolerant I/O; alternate functions OCTOSPIM_P1_CLK, PSSI_D15, DFSDM1_CKOUT, DCMI_D11/PSSI_D11, SAI1_D3 and TIM15_CH2. |
| H5 | PC4 | bidirectional | 5 V-tolerant I/O with analog switch supplied by VDDA; alternate functions OCTOSPIM_P2_NCS, USART3_TX and OCTOSPIM_P1_IO7; additional COMP1_INM and ADC12_IN13. |
| H6 | PG1 | bidirectional | 5 V-tolerant I/O; alternate functions OCTOSPIM_P2_IO5, TSC_G8_IO4 and FMC_A11. |
| H7 | PE10 | bidirectional | 5 V-tolerant I/O; alternate functions TIM1_CH2N, TSC_G5_IO1, OCTOSPIM_P1_CLK, LCD_G3, FMC_D7 and SAI1_MCLK_B. |
| H8 | PB11 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions TIM2_CH4, I2C4_SDA, I2C2_SDA, USART3_RX, LPUART1_TX and COMP2_OUT. |
| H9 | PG8 | bidirectional | 5 V-tolerant I/O with Fm+ capability supplied only by VDDIO2; alternate functions I2C3_SDA, LPUART1_RX and EVENTOUT. |
| H10 | PG7 | bidirectional | 5 V-tolerant I/O with Fm+ capability supplied only by VDDIO2; alternate functions SAI1_CK1, I2C3_SCL, OCTOSPIM_P2_DQS, DFSDM1_CKOUT, LPUART1_TX and FMC_INT. |
| H11 | PD15 | bidirectional | 5 V-tolerant I/O; alternate functions TIM4_CH4, LCD_B3, FMC_D1 and EVENTOUT. |
| H12 | VSS | power_in | Ground pin; all VSS pins must be connected to the external ground. |
| H13 | VDD | power_in | Main supply 1.71 V to 3.6 V for the I/Os, internal regulator and system analog. |
| J1 | PH1-OSC_OUT | bidirectional | 5 V-tolerant I/O; additional function OSC_OUT (HSE oscillator output) and alternate function EVENTOUT. |
| J2 | PC0 | bidirectional | 5 V-tolerant I/O with Fm+ capability and analog switch supplied by VDDA; alternate functions LPTIM1_IN1, I2C3_SCL, LPUART1_RX, LCD_DE and SDMMC1_CMD; additional ADC12_IN1. |
| J3 | PC1 | bidirectional | 5 V-tolerant I/O with Fm+ capability and analog switch supplied by VDDA; alternate functions TRACED0, LPTIM1_OUT, SPI2_MOSI, I2C3_SDA and LPUART1_TX; additional ADC12_IN2. |
| J4 | PC2 | bidirectional | 5 V-tolerant I/O with analog switch supplied by VDDA; alternate functions LPTIM1_IN2, SPI2_MISO, DFSDM1_CKOUT and LCD_HSYNC; additional ADC12_IN3. |
| J5 | PC5 | bidirectional | 5 V-tolerant I/O with analog switch supplied by VDDA; alternate functions SAI1_D3, PSSI_D15, USART3_RX and LCD_CLK; additional COMP1_INP, ADC12_IN14 and WKUP5. |
| J6 | PG0 | bidirectional | 5 V-tolerant I/O; alternate functions OCTOSPIM_P2_IO4, TSC_G8_IO3 and FMC_A10. |
| J7 | PE9 | bidirectional | 5 V-tolerant I/O; alternate functions TIM1_CH1, DFSDM1_CKOUT, OCTOSPIM_P1_NCLK, LCD_G2, FMC_D6 and SAI1_FS_B. |
| J8 | PE15 | bidirectional | 5 V-tolerant I/O; alternate functions TIM1_BKIN, SPI1_MOSI, OCTOSPIM_P1_IO3, LCD_R2 and FMC_D12. |
| J9 | PG5 | bidirectional | 5 V-tolerant I/O supplied only by VDDIO2; alternate functions SPI1_NSS, LPUART1_CTS, SDMMC2_D7, FMC_A15 and SAI2_SD_B. |
| J10 | PG4 | bidirectional | 5 V-tolerant I/O supplied only by VDDIO2; alternate functions SPI1_MOSI, SDMMC2_D6, FMC_A14 and SAI2_MCLK_B. |
| J11 | PG3 | bidirectional | 5 V-tolerant I/O supplied only by VDDIO2; alternate functions SPI1_MISO, SDMMC2_D5, FMC_A13 and SAI2_FS_B. |
| J12 | PG2 | bidirectional | 5 V-tolerant I/O supplied only by VDDIO2; alternate functions SPI1_SCK, SDMMC2_D4, FMC_A12 and SAI2_SCK_B. |
| J13 | PD10 | bidirectional | 5 V-tolerant I/O; alternate functions USART3_CK, TSC_G6_IO1, LCD_R5, FMC_D15 and SAI2_SCK_A. |
| K1 | PC3 | bidirectional | 5 V-tolerant I/O with analog switch supplied by VDDA; alternate functions LPTIM1_ETR, SAI1_D1, SPI2_MOSI, OCTOSPIM_P1_IO6 and SAI1_SD_A; additional ADC12_IN4. |
| K2 | VSSA/VREF- | power_in | Analog ground and negative reference for the ADC/DAC; VREF- must always be equal to VSSA. |
| K3 | PA0 | bidirectional | 5 V-tolerant I/O with analog switch supplied by VDDA; alternate functions TIM2_CH1, TIM5_CH1, TIM8_ETR, USART2_CTS_NSS and UART4_TX; additional OPAMP1_VINP, ADC12_IN5, RTC_TAMP2 and WKUP1. |
| K4 | PA5 | bidirectional | 3.6 V-tolerant I/O with analog switch supplied by VDDA; alternate functions TIM2_CH1, TIM2_ETR, TIM8_CH1N, PSSI_D14, SPI1_SCK and LPTIM2_ETR; additional ADC12_IN10 and DAC1_OUT2. |
| K5 | PB0 | bidirectional | 3.6 V-tolerant I/O with analog switch supplied by VDDA; alternate functions TIM1_CH2N, TIM3_CH3, TIM8_CH2N, SPI1_NSS, USART3_CK, LCD_B6 and COMP1_OUT; additional OPAMP2_VOUT and ADC12_IN15. |
| K6 | PF15 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions I2C4_SDA, TSC_G8_IO2, LCD_G1 and FMC_A9. |
| K7 | PE8 | bidirectional | 5 V-tolerant I/O; alternate functions TIM1_CH1N, DFSDM1_CKIN2, LCD_B7, FMC_D5 and SAI1_SCK_B. |
| K8 | PE14 | bidirectional | 5 V-tolerant I/O; alternate functions TIM1_CH4, TIM1_BKIN2, SPI1_MISO, OCTOSPIM_P1_IO2, LCD_G7 and FMC_D11. |
| K9 | PH4 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions I2C2_SCL, OCTOSPIM_P2_DQS and PSSI_D14. |
| K10 | PD14 | bidirectional | 5 V-tolerant I/O; alternate functions TIM4_CH3, LCD_B2, FMC_D0 and EVENTOUT. |
| K11 | PD12 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions TIM4_CH1, I2C4_SCL, USART3_RTS_DE, TSC_G6_IO3, LCD_R7 and FMC_A17. |
| K12 | PD11 | bidirectional | 5 V-tolerant I/O; alternate functions I2C4_SMBA, USART3_CTS_NSS, TSC_G6_IO2, LCD_R6, FMC_A16 and SAI2_SD_A. |
| K13 | PD13 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions TIM4_CH2, I2C4_SDA, TSC_G6_IO4, FMC_A18 and LPTIM2_OUT. |
| L1 | VREF+ | power_in | Positive reference voltage for the ADC/DAC and output of the internal voltage reference buffer when enabled; must be between 2 V and VDDA when VDDA >= 2 V. |
| L2 | VDDA | power_in | Analog supply 1.62 V (ADC/COMP) or 1.8 V (DAC/OPAMP) to 3.6 V, and at least 2.4 V when VREFBUF is used. |
| L3 | PA4 | bidirectional | 3.6 V-tolerant I/O with analog switch supplied by VDDA; alternate functions OCTOSPIM_P1_NCS, SPI1_NSS, SPI3_NSS, USART2_CK, LCD_CLK and LPTIM2_OUT; additional ADC12_IN9 and DAC1_OUT1. |
| L4 | PA7 | bidirectional | 5 V-tolerant I/O with Fm+ capability and analog switch supplied by VDDA; alternate functions TIM1_CH1N, TIM3_CH2, TIM8_CH1N, I2C3_SCL, SPI1_MOSI and TIM17_CH1; additional OPAMP2_VINM and ADC12_IN12. |
| L5 | PB1 | bidirectional | 5 V-tolerant I/O with analog switch supplied by VDDA; alternate functions TIM1_CH3N, TIM3_CH4, TIM8_CH3N, DFSDM1_DATIN0, USART3_RTS_DE, LPUART1_RTS_DE and LCD_G6; additional COMP1_INM and ADC12_IN16. |
| L6 | PF14 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions I2C4_SCL, TSC_G8_IO1, LCD_G0 and FMC_A8. |
| L7 | PE7 | bidirectional | 5 V-tolerant I/O; alternate functions TIM1_ETR, DFSDM1_DATIN2, LCD_B6, FMC_D4 and SAI1_SD_B. |
| L8 | PE13 | bidirectional | 5 V-tolerant I/O; alternate functions TIM1_CH3, SPI1_SCK, TSC_G5_IO4, OCTOSPIM_P1_IO1, LCD_G6 and FMC_D10. |
| L9 | PH5 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions I2C2_SDA and DCMI_PIXCLK/PSSI_PDCK. |
| L10 | PD9 | bidirectional | 5 V-tolerant I/O; alternate functions USART3_RX, DCMI_PIXCLK/PSSI_PDCK, LCD_R4, FMC_D14 and SAI2_MCLK_A. |
| L11 | PD8 | bidirectional | 5 V-tolerant I/O; alternate functions USART3_TX, DCMI_HSYNC/PSSI_DE, LCD_R3, FMC_D13 and EVENTOUT. |
| L12 | VDD | power_in | Main supply 1.71 V to 3.6 V for the I/Os, internal regulator and system analog. |
| L13 | VSS | power_in | Ground pin; all VSS pins must be connected to the external ground. |
| M1 | OPAMP1_VINM | input | Dedicated inverting input of OPAMP1, 3.6 V-tolerant (TT) input-only pin. |
| M2 | PA3 | bidirectional | 3.6 V-tolerant I/O with analog switch supplied by VDDA; alternate functions TIM2_CH4, TIM5_CH4, SAI1_CK1, USART2_RX, LPUART1_RX, OCTOSPIM_P1_CLK and TIM15_CH2; additional OPAMP1_VOUT and ADC12_IN8. |
| M3 | VSS | power_in | Ground pin; all VSS pins must be connected to the external ground. |
| M4 | PA6 | bidirectional | 5 V-tolerant I/O with analog switch supplied by VDDA; alternate functions TIM1_BKIN, TIM3_CH1, TIM8_BKIN, DCMI_PIXCLK/PSSI_PDCK, SPI1_MISO, LPUART1_CTS and TIM16_CH1; additional OPAMP2_VINP and ADC12_IN11. |
| M5 | PF11 | bidirectional | 5 V-tolerant I/O; alternate functions OCTOSPIM_P1_NCLK, LCD_DE, DCMI_D12/PSSI_D12 and EVENTOUT. |
| M6 | PF13 | bidirectional | 5 V-tolerant I/O; alternate functions I2C4_SMBA, LCD_B1, FMC_A7 and EVENTOUT. |
| M7 | VSS | power_in | Ground pin; all VSS pins must be connected to the external ground. |
| M8 | PE12 | bidirectional | 5 V-tolerant I/O; alternate functions TIM1_CH3N, SPI1_NSS, TSC_G5_IO3, OCTOSPIM_P1_IO0, LCD_G5 and FMC_D9. |
| M9 | PH10 | bidirectional | 5 V-tolerant I/O; alternate functions TIM5_CH1, OCTOSPIM_P2_IO5, DCMI_D1/PSSI_D1 and EVENTOUT. |
| M10 | PH11 | bidirectional | 5 V-tolerant I/O; alternate functions TIM5_CH2, OCTOSPIM_P2_IO6, DCMI_D2/PSSI_D2 and EVENTOUT. |
| M11 | VSS | power_in | Ground pin; all VSS pins must be connected to the external ground. |
| M12 | PB15 | bidirectional | 5 V-tolerant I/O; alternate functions RTC_REFIN, TIM1_CH3N, TIM8_CH3N, SPI2_MOSI, DFSDM1_CKIN2, TSC_G1_IO4 and TIM15_CH2. |
| M13 | PB14 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions TIM1_CH2N, TIM8_CH2N, I2C2_SDA, SPI2_MISO, DFSDM1_DATIN2, USART3_RTS_DE and TIM15_CH1. |
| N1 | PA2 | bidirectional | 5 V-tolerant I/O with analog switch supplied by VDDA; alternate functions TIM2_CH3, TIM5_CH3, USART2_TX, LPUART1_TX, OCTOSPIM_P1_NCS and TIM15_CH1; additional ADC12_IN7 and WKUP4/LSCO. |
| N2 | PA1 | bidirectional | 5 V-tolerant I/O with analog switch supplied by VDDA; alternate functions TIM2_CH2, TIM5_CH2, I2C1_SMBA, SPI1_SCK, USART2_RTS_DE, UART4_RX and TIM15_CH1N; additional OPAMP1_VINM and ADC12_IN6. |
| N3 | VDD | power_in | Main supply 1.71 V to 3.6 V for the I/Os, internal regulator and system analog. |
| N4 | OPAMP2_VINM | input | Dedicated inverting input of OPAMP2, 3.6 V-tolerant (TT) input-only pin. |
| N5 | PB2 | bidirectional | 5 V-tolerant I/O with analog switch supplied by VDDA; alternate functions RTC_OUT2, LPTIM1_OUT, I2C3_SMBA, DFSDM1_CKIN0 and OCTOSPIM_P1_DQS; additional COMP1_INP. |
| N6 | PF12 | bidirectional | 5 V-tolerant I/O; alternate functions OCTOSPIM_P2_DQS, LCD_B0, FMC_A6 and EVENTOUT. |
| N7 | VDD | power_in | Main supply 1.71 V to 3.6 V for the I/Os, internal regulator and system analog. |
| N8 | PE11 | bidirectional | 5 V-tolerant I/O; alternate functions TIM1_CH2, TSC_G5_IO2, OCTOSPIM_P1_NCS, LCD_G4 and FMC_D8. |
| N9 | PB10 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions TIM2_CH3, I2C4_SCL, I2C2_SCL, SPI2_SCK, OCTOSPIM_P1_IO3, USART3_TX, LPUART1_RX and SAI1_SCK_A. |
| N10 | PH8 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions I2C3_SDA, OCTOSPIM_P2_IO3 and DCMI_HSYNC/PSSI_DE. |
| N11 | VDD | power_in | Main supply 1.71 V to 3.6 V for the I/Os, internal regulator and system analog. |
| N12 | PB12 | bidirectional | 5 V-tolerant I/O; alternate functions TIM1_BKIN, I2C2_SMBA, SPI2_NSS, DFSDM1_DATIN1, USART3_CK, LPUART1_RTS_DE, TSC_G1_IO1 and SAI2_FS_A. |
| N13 | PB13 | bidirectional | 5 V-tolerant I/O with Fm+ capability; alternate functions TIM1_CH1N, I2C2_SCL, SPI2_SCK, DFSDM1_CKIN1, USART3_CTS_NSS, LPUART1_CTS, TSC_G1_IO2 and SAI2_SCK_A. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Package | UFBGA-169 |
| Category | Single Chip Microcomputer/Microcontroller |
| Pins | 169 |
CAD (KiCad official)
- Symbol:
STM32L4Q5AGI6 - Footprint:
Package_BGA:UFBGA-169_7x7mm_Layout13x13_P0.5mm - 3D model: UFBGA-169 (KiCad packages3D, STEP)
- 3D model files:
stm32l4q5agi6-etched.step/stm32l4q5agi6-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);stm32l4q5agi6.step/stm32l4q5agi6.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: STMicroelectronics datasheet (285 pp, sha256
614dc3c69063136f, retrieved 2026-10-11, 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).