STM32L4R5ZIT6

{
  "schema_version": 1,
  "type": "component",
  "slug": "stm32l4r5zit6",
  "title": "STM32L4R5ZIT6",
  "brief": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-144(20x20). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "embedded processors & controllers",
    "stm32l4r5zit6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "STM32L4R5ZIT6",
    "manufacturer": "STMicroelectronics",
    "package": "LQFP-144(20x20)",
    "pin_count": 144,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588922527746179072",
    "parts": {
      "symbol": "stm32l4r5zit6.kicad_sym",
      "footprint": "stm32l4r5zit6.kicad_mod",
      "model_3d": "stm32l4r5zit6-hero.glb",
      "model_3d_plain": "stm32l4r5zit6.glb",
      "model_3d_step": "stm32l4r5zit6-etched.step",
      "model_3d_step_plain": "stm32l4r5zit6.step",
      "lbr": "stm32l4r5zit6.lbr"
    },
    "distributor_links": {
      "lcsc": "C1339786",
      "digikey": "497-17672-ND",
      "mouser": "511-STM32L4R5ZIT6"
    },
    "distributor_check": {
      "checked_at": "2026-10-10T18:14:15Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-17672-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-STM32L4R5ZIT6",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PE2",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_l, LCD function supplied by VLCD). Alternate functions: TRACECK, TIM3_ETR, SAI1_CK1, TSC_G7_IO1, LCD_R0, FMC_A23, SAI1_MCLK_A, EVENTOUT."
      },
      {
        "number": "2",
        "name": "PE3",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_l, LCD function supplied by VLCD). Alternate functions: TRACED0, TIM3_CH1, OCTOSPIM_P1_DQS, TSC_G7_IO2, LCD_R1, FMC_A19, SAI1_SD_B, EVENTOUT."
      },
      {
        "number": "3",
        "name": "PE4",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TRACED1, TIM3_CH2, SAI1_D2, DFSDM1_DATIN3, TSC_G7_IO3, DCMI_D4, LCD_B0, FMC_A20, SAI1_FS_A, EVENTOUT."
      },
      {
        "number": "4",
        "name": "PE5",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TRACED2, TIM3_CH3, SAI1_CK2, DFSDM1_CKIN3, TSC_G7_IO4, DCMI_D6, LCD_G0, FMC_A21, SAI1_SCK_A, EVENTOUT."
      },
      {
        "number": "5",
        "name": "PE6",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TRACED3, TIM3_CH4, SAI1_D1, DCMI_D7, LCD_G1, FMC_A22, SAI1_SD_A, EVENTOUT; additional functions RTC_TAMP3, WKUP3."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup supply, 1.55 V to 3.6 V, for the RTC, the external 32 kHz oscillator and the backup registers when VDD is not present."
      },
      {
        "number": "7",
        "name": "PC13",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O supplied through the power switch, which sinks only 3 mA: output speed must not exceed 2 MHz with a 30 pF maximum load and the pin must not be used as a current source. Additional functions: RTC_TAMP1/RTC_TS/RTC_OUT, WKUP2."
      },
      {
        "number": "8",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O supplied through the power switch (same limits as PC13: 3 mA sink, 2 MHz maximum speed with 30 pF load, no current-source use); also OSC32_IN for the 32 kHz crystal."
      },
      {
        "number": "9",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O supplied through the power switch (same limits as PC13: 3 mA sink, 2 MHz maximum speed with 30 pF load, no current-source use); also OSC32_OUT for the 32 kHz crystal."
      },
      {
        "number": "10",
        "name": "PF0",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O, Fm+ capable (FT_f). Alternate functions: I2C2_SDA, OCTOSPIM_P2_IO0, FMC_A0, EVENTOUT."
      },
      {
        "number": "11",
        "name": "PF1",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O, Fm+ capable (FT_f). Alternate functions: I2C2_SCL, OCTOSPIM_P2_IO1, FMC_A1, EVENTOUT."
      },
      {
        "number": "12",
        "name": "PF2",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: I2C2_SMBA, OCTOSPIM_P2_IO2, FMC_A2, EVENTOUT."
      },
      {
        "number": "13",
        "name": "PF3",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: OCTOSPIM_P2_IO3, FMC_A3, EVENTOUT."
      },
      {
        "number": "14",
        "name": "PF4",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: OCTOSPIM_P2_CLK, FMC_A4, EVENTOUT."
      },
      {
        "number": "15",
        "name": "PF5",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: FMC_A5, EVENTOUT."
      },
      {
        "number": "16",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin of the device; must be connected to the ground plane."
      },
      {
        "number": "17",
        "name": "VDD",
        "type": "power_in",
        "description": "Main supply, 1.71 V to 3.6 V, for the I/Os, the internal regulator and the system analog blocks."
      },
      {
        "number": "18",
        "name": "PF6",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM5_ETR, TIM5_CH1, OCTOSPIM_P1_IO3, SAI1_SD_B, EVENTOUT."
      },
      {
        "number": "19",
        "name": "PF7",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM5_CH2, OCTOSPIM_P1_IO2, SAI1_MCLK_B, EVENTOUT."
      },
      {
        "number": "20",
        "name": "PF8",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT, see note 3 on non-bonded NC GPIOs in other packages). Alternate functions: TIM5_CH3, OCTOSPIM_P1_IO0, SAI1_SCK_B, EVENTOUT."
      },
      {
        "number": "21",
        "name": "PF9",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT, see note 3 on non-bonded NC GPIOs in other packages). Alternate functions: TIM5_CH4, OCTOSPIM_P1_IO1, SAI1_FS_B, TIM15_CH1, EVENTOUT."
      },
      {
        "number": "22",
        "name": "PF10",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: OCTOSPIM_P1_CLK, DFSDM1_CKOUT, DCMI_D11, SAI1_D3, TIM15_CH2, EVENTOUT."
      },
      {
        "number": "23",
        "name": "PH0-OSC_IN",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT); also OSC_IN, the high-speed oscillator input. Alternate function: EVENTOUT."
      },
      {
        "number": "24",
        "name": "PH1-OSC_OUT",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT); also OSC_OUT, the high-speed oscillator output. Alternate function: EVENTOUT."
      },
      {
        "number": "25",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Bidirectional reset pin with embedded weak pull-up resistor."
      },
      {
        "number": "26",
        "name": "PC0",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_fla: Fm+ capable, LCD function supplied by VLCD, analog switch supplied by VDDA). Alternate functions: LPTIM1_IN1, I2C3_SCL, DFSDM1_DATIN4, LPUART1_RX, SAI2_FS_A, LPTIM2_IN1, EVENTOUT; additional function ADC1_IN1."
      },
      {
        "number": "27",
        "name": "PC1",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_fla: Fm+ capable, LCD function supplied by VLCD, analog switch supplied by VDDA). Alternate functions: TRACED0, LPTIM1_OUT, SPI2_MOSI, I2C3_SDA, DFSDM1_CKIN4, LPUART1_TX, OCTOSPIM_P1_IO4, SAI1_SD_A, EVENTOUT; additional function ADC1_IN2."
      },
      {
        "number": "28",
        "name": "PC2",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_la: LCD function supplied by VLCD, analog switch supplied by VDDA). Alternate functions: LPTIM1_IN2, SPI2_MISO, DFSDM1_CKOUT, OCTOSPIM_P1_IO5, EVENTOUT; additional function ADC1_IN3."
      },
      {
        "number": "29",
        "name": "PC3",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_a: analog switch supplied by VDDA). Alternate functions: LPTIM1_ETR, SAI1_D1, SPI2_MOSI, OCTOSPIM_P1_IO6, SAI1_SD_A, LPTIM2_ETR, EVENTOUT; additional function ADC1_IN4."
      },
      {
        "number": "30",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground pin for the ADCs, DACs, OPAMPs, COMPs and voltage reference buffer."
      },
      {
        "number": "31",
        "name": "VREF-",
        "type": "power_in",
        "description": "Negative reference voltage for the ADC and DAC; VREF- must always be equal to VSSA."
      },
      {
        "number": "32",
        "name": "VREF+",
        "type": "power_in",
        "description": "Positive reference voltage for the ADC and DAC: must be between 2 V and VDDA when VDDA is 2 V or higher, and equal to VDDA when VDDA is below 2 V; it is also the output of the internal voltage reference buffer (VREFBUF_OUT) when enabled."
      },
      {
        "number": "33",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply: 1.62 V (ADC/COMP) or 1.8 V (DAC/OPAMP) to 3.6 V, with 2.4 V minimum when the voltage reference buffer is used."
      },
      {
        "number": "34",
        "name": "PA0",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_a: analog switch supplied by VDDA). Alternate functions: TIM2_CH1, TIM5_CH1, TIM8_ETR, USART2_CTS_NSS, UART4_TX, SAI1_EXTCLK, TIM2_ETR, EVENTOUT; additional functions OPAMP1_VINP, ADC1_IN5, RTC_TAMP2, WKUP1."
      },
      {
        "number": "35",
        "name": "PA1",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_la: LCD function supplied by VLCD, analog switch supplied by VDDA). Alternate functions: TIM2_CH2, TIM5_CH2, I2C1_SMBA, SPI1_SCK, USART2_RTS_DE, UART4_RX, OCTOSPIM_P1_DQS, TIM15_CH1N, EVENTOUT; additional functions OPAMP1_VINM, ADC1_IN6."
      },
      {
        "number": "36",
        "name": "PA2",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_la: LCD function supplied by VLCD, analog switch supplied by VDDA). Alternate functions: TIM2_CH3, TIM5_CH3, USART2_TX, LPUART1_TX, OCTOSPIM_P1_NCS, SAI2_EXTCLK, TIM15_CH1, EVENTOUT; additional functions ADC1_IN7, WKUP4/LSCO."
      },
      {
        "number": "37",
        "name": "PA3",
        "type": "bidirectional",
        "description": "3.6 V-tolerant I/O (TT_a: analog switch supplied by VDDA). Alternate functions: TIM2_CH4, TIM5_CH4, SAI1_CK1, USART2_RX, LPUART1_RX, OCTOSPIM_P1_CLK, SAI1_MCLK_A, TIM15_CH2, EVENTOUT; additional functions OPAMP1_VOUT, ADC1_IN8."
      },
      {
        "number": "38",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin of the device; must be connected to the ground plane."
      },
      {
        "number": "39",
        "name": "VDD",
        "type": "power_in",
        "description": "Main supply, 1.71 V to 3.6 V, for the I/Os, the internal regulator and the system analog blocks."
      },
      {
        "number": "40",
        "name": "PA4",
        "type": "bidirectional",
        "description": "3.6 V-tolerant I/O (TT_a: analog switch supplied by VDDA). Alternate functions: OCTOSPIM_P1_NCS, SPI1_NSS, SPI3_NSS, USART2_CK, DCMI_HSYNC, SAI1_FS_B, LPTIM2_OUT, EVENTOUT; additional functions ADC1_IN9, DAC1_OUT1."
      },
      {
        "number": "41",
        "name": "PA5",
        "type": "bidirectional",
        "description": "3.6 V-tolerant I/O (TT_a: analog switch supplied by VDDA). Alternate functions: TIM2_CH1, TIM2_ETR, TIM8_CH1N, SPI1_SCK, LPTIM2_ETR, EVENTOUT; additional functions ADC1_IN10, DAC1_OUT2."
      },
      {
        "number": "42",
        "name": "PA6",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_a: analog switch supplied by VDDA). Alternate functions: TIM1_BKIN, TIM3_CH1, TIM8_BKIN, DCMI_PIXCLK, SPI1_MISO, USART3_CTS_NSS, LPUART1_CTS, OCTOSPIM_P1_IO3, TIM16_CH1, EVENTOUT; additional functions OPAMP2_VINP, ADC1_IN11."
      },
      {
        "number": "43",
        "name": "PA7",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_fla: Fm+ capable, LCD function supplied by VLCD, analog switch supplied by VDDA). Alternate functions: TIM1_CH1N, TIM3_CH2, TIM8_CH1N, I2C3_SCL, SPI1_MOSI, OCTOSPIM_P1_IO2, TIM17_CH1, EVENTOUT; additional functions OPAMP2_VINM, ADC1_IN12."
      },
      {
        "number": "44",
        "name": "PC4",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_a: analog switch supplied by VDDA). Alternate functions: USART3_TX, OCTOSPIM_P1_IO7, EVENTOUT; additional functions COMP1_INM, ADC1_IN13."
      },
      {
        "number": "45",
        "name": "PC5",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_a: analog switch supplied by VDDA). Alternate functions: SAI1_D3, USART3_RX, EVENTOUT; additional functions COMP1_INP, ADC1_IN14, WKUP5."
      },
      {
        "number": "46",
        "name": "PB0",
        "type": "bidirectional",
        "description": "3.6 V-tolerant I/O (TT_la: LCD function supplied by VLCD, analog switch supplied by VDDA). Alternate functions: TIM1_CH2N, TIM3_CH3, TIM8_CH2N, SPI1_NSS, USART3_CK, OCTOSPIM_P1_IO1, COMP1_OUT, SAI1_EXTCLK, EVENTOUT; additional functions OPAMP2_VOUT, ADC1_IN15."
      },
      {
        "number": "47",
        "name": "PB1",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_a: analog switch supplied by VDDA). Alternate functions: TIM1_CH3N, TIM3_CH4, TIM8_CH3N, DFSDM1_DATIN0, USART3_RTS_DE, LPUART1_RTS_DE, OCTOSPIM_P1_IO0, LPTIM2_IN1, EVENTOUT; additional functions COMP1_INM, ADC1_IN16."
      },
      {
        "number": "48",
        "name": "PB2",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_a: analog switch supplied by VDDA). Alternate functions: RTC_OUT, LPTIM1_OUT, I2C3_SMBA, DFSDM1_CKIN0, OCTOSPIM_P1_DQS, LCD_B1, EVENTOUT; additional function COMP1_INP."
      },
      {
        "number": "49",
        "name": "PF11",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: LCD_DE, DCMI_D12, DSI_TE, EVENTOUT."
      },
      {
        "number": "50",
        "name": "PF12",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: OCTOSPIM_P2_DQS, LCD_B0, FMC_A6, EVENTOUT."
      },
      {
        "number": "51",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin of the device; must be connected to the ground plane."
      },
      {
        "number": "52",
        "name": "VDD",
        "type": "power_in",
        "description": "Main supply, 1.71 V to 3.6 V, for the I/Os, the internal regulator and the system analog blocks."
      },
      {
        "number": "53",
        "name": "PF13",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: I2C4_SMBA, DFSDM1_DATIN6, LCD_B1, FMC_A7, EVENTOUT."
      },
      {
        "number": "54",
        "name": "PF14",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O, Fm+ capable (FT_f). Alternate functions: I2C4_SCL, DFSDM1_CKIN6, TSC_G8_IO1, LCD_G0, FMC_A8, EVENTOUT."
      },
      {
        "number": "55",
        "name": "PF15",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O, Fm+ capable (FT_f). Alternate functions: I2C4_SDA, TSC_G8_IO2, LCD_G1, FMC_A9, EVENTOUT."
      },
      {
        "number": "56",
        "name": "PG0",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: OCTOSPIM_P2_IO4, TSC_G8_IO3, FMC_A10, EVENTOUT."
      },
      {
        "number": "57",
        "name": "PG1",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: OCTOSPIM_P2_IO5, TSC_G8_IO4, FMC_A11, EVENTOUT."
      },
      {
        "number": "58",
        "name": "PE7",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM1_ETR, DFSDM1_DATIN2, LCD_B6, FMC_D4, SAI1_SD_B, EVENTOUT."
      },
      {
        "number": "59",
        "name": "PE8",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM1_CH1N, DFSDM1_CKIN2, LCD_B7, FMC_D5, SAI1_SCK_B, EVENTOUT."
      },
      {
        "number": "60",
        "name": "PE9",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM1_CH1, DFSDM1_CKOUT, LCD_G2, FMC_D6, SAI1_FS_B, EVENTOUT."
      },
      {
        "number": "61",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin of the device; must be connected to the ground plane."
      },
      {
        "number": "62",
        "name": "VDD",
        "type": "power_in",
        "description": "Main supply, 1.71 V to 3.6 V, for the I/Os, the internal regulator and the system analog blocks."
      },
      {
        "number": "63",
        "name": "PE10",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM1_CH2N, DFSDM1_DATIN4, TSC_G5_IO1, OCTOSPIM_P1_CLK, LCD_G3, FMC_D7, SAI1_MCLK_B, EVENTOUT."
      },
      {
        "number": "64",
        "name": "PE11",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM1_CH2, DFSDM1_CKIN4, TSC_G5_IO2, OCTOSPIM_P1_NCS, LCD_G4, FMC_D8, EVENTOUT."
      },
      {
        "number": "65",
        "name": "PE12",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM1_CH3N, SPI1_NSS, DFSDM1_DATIN5, TSC_G5_IO3, OCTOSPIM_1_IO0 (as printed in Table 15), LCD_G5, FMC_D9, EVENTOUT."
      },
      {
        "number": "66",
        "name": "PE13",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM1_CH3, SPI1_SCK, DFSDM1_CKIN5, TSC_G5_IO4, OCTOSPIM_P1_IO1, LCD_G6, FMC_D10, EVENTOUT."
      },
      {
        "number": "67",
        "name": "PE14",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM1_CH4, TIM1_BKIN2, SPI1_MISO, OCTOSPIM_P1_IO2, LCD_G7, FMC_D11, EVENTOUT."
      },
      {
        "number": "68",
        "name": "PE15",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM1_BKIN, SPI1_MOSI, OCTOSPIM_P1_IO3, LCD_R2, FMC_D12, EVENTOUT."
      },
      {
        "number": "69",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_fl: Fm+ capable, LCD function supplied by VLCD). Alternate functions: TIM2_CH3, I2C4_SCL, I2C2_SCL, SPI2_SCK, DFSDM1_DATIN7, USART3_TX, LPUART1_RX, TSC_SYNC, OCTOSPIM_P1_CLK, COMP1_OUT, SAI1_SCK_A, EVENTOUT."
      },
      {
        "number": "70",
        "name": "PB11",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_fl: Fm+ capable, LCD function supplied by VLCD). Alternate functions: TIM2_CH4, I2C4_SDA, I2C2_SDA, DFSDM1_CKIN7, USART3_RX, LPUART1_TX, OCTOSPIM_P1_NCS, DSI_TE, COMP2_OUT, EVENTOUT."
      },
      {
        "number": "71",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin of the device; must be connected to the ground plane."
      },
      {
        "number": "72",
        "name": "VDD",
        "type": "power_in",
        "description": "Main supply, 1.71 V to 3.6 V, for the I/Os, the internal regulator and the system analog blocks."
      },
      {
        "number": "73",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM1_BKIN, I2C2_SMBA, SPI2_NSS, DFSDM1_DATIN1, USART3_CK, LPUART1_RTS_DE, TSC_G1_IO1, SAI2_FS_A, TIM15_BKIN, EVENTOUT."
      },
      {
        "number": "74",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_fl: Fm+ capable, LCD function supplied by VLCD). Alternate functions: TIM1_CH1N, I2C2_SCL, SPI2_SCK, DFSDM1_CKIN1, USART3_CTS_NSS, LPUART1_CTS, TSC_G1_IO2, SAI2_SCK_A, TIM15_CH1N, EVENTOUT."
      },
      {
        "number": "75",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_fl: Fm+ capable, LCD function supplied by VLCD). Alternate functions: TIM1_CH2N, TIM8_CH2N, I2C2_SDA, SPI2_MISO, DFSDM1_DATIN2, USART3_RTS_DE, TSC_G1_IO3, SAI2_MCLK_A, TIM15_CH1, EVENTOUT."
      },
      {
        "number": "76",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: RTC_REFIN, TIM1_CH3N, TIM8_CH3N, SPI2_MOSI, DFSDM1_CKIN2, TSC_G1_IO4, SAI2_SD_A, TIM15_CH2, EVENTOUT."
      },
      {
        "number": "77",
        "name": "PD8",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: USART3_TX, DCMI_HSYNC, LCD_R3, FMC_D13, EVENTOUT."
      },
      {
        "number": "78",
        "name": "PD9",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: USART3_RX, DCMI_PIXCLK, LCD_R4, FMC_D14, SAI2_MCLK_A, EVENTOUT."
      },
      {
        "number": "79",
        "name": "PD10",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: USART3_CK, TSC_G6_IO1, LCD_R5, FMC_D15, SAI2_SCK_A, EVENTOUT."
      },
      {
        "number": "80",
        "name": "PD11",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: I2C4_SMBA, USART3_CTS_NSS, TSC_G6_IO2, LCD_R6, FMC_A16, SAI2_SD_A, LPTIM2_ETR, EVENTOUT."
      },
      {
        "number": "81",
        "name": "PD12",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_fl: Fm+ capable, LCD function supplied by VLCD). Alternate functions: TIM4_CH1, I2C4_SCL, USART3_RTS_DE, TSC_G6_IO3, LCD_R7, FMC_A17, SAI2_FS_A, LPTIM2_IN1, EVENTOUT."
      },
      {
        "number": "82",
        "name": "PD13",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_fl: Fm+ capable, LCD function supplied by VLCD). Alternate functions: TIM4_CH2, I2C4_SDA, TSC_G6_IO4, FMC_A18, LPTIM2_OUT, EVENTOUT."
      },
      {
        "number": "83",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin of the device; must be connected to the ground plane."
      },
      {
        "number": "84",
        "name": "VDD",
        "type": "power_in",
        "description": "Main supply, 1.71 V to 3.6 V, for the I/Os, the internal regulator and the system analog blocks."
      },
      {
        "number": "85",
        "name": "PD14",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM4_CH3, LCD_B2, FMC_D0, EVENTOUT."
      },
      {
        "number": "86",
        "name": "PD15",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM4_CH4, LCD_B3, FMC_D1, EVENTOUT."
      },
      {
        "number": "87",
        "name": "PG2",
        "type": "bidirectional",
        "description": "I/O supplied only by VDDIO2 (FT_s, 5 V-tolerant). Alternate functions: SPI1_SCK, FMC_A12, SAI2_SCK_B, EVENTOUT."
      },
      {
        "number": "88",
        "name": "PG3",
        "type": "bidirectional",
        "description": "I/O supplied only by VDDIO2 (FT_s, 5 V-tolerant). Alternate functions: SPI1_MISO, FMC_A13, SAI2_FS_B, EVENTOUT."
      },
      {
        "number": "89",
        "name": "PG4",
        "type": "bidirectional",
        "description": "I/O supplied only by VDDIO2 (FT_s, 5 V-tolerant). Alternate functions: SPI1_MOSI, FMC_A14, SAI2_MCLK_B, EVENTOUT."
      },
      {
        "number": "90",
        "name": "PG5",
        "type": "bidirectional",
        "description": "I/O supplied only by VDDIO2 (FT_s, 5 V-tolerant). Alternate functions: SPI1_NSS, LPUART1_CTS, FMC_A15, SAI2_SD_B, EVENTOUT."
      },
      {
        "number": "91",
        "name": "PG6",
        "type": "bidirectional",
        "description": "I/O supplied only by VDDIO2 (FT_s, 5 V-tolerant). Alternate functions: OCTOSPIM_P1_DQS, I2C3_SMBA, LPUART1_RTS_DE, LCD_R1, DSI_TE, EVENTOUT."
      },
      {
        "number": "92",
        "name": "PG7",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O supplied by VDDIO2 (FT_fs, Fm+ capable). Alternate functions: SAI1_CK1, I2C3_SCL, OCTOSPIM_P2_DQS, DFSDM1_CKOUT, LPUART1_TX, FMC_INT, SAI1_MCLK_A, EVENTOUT."
      },
      {
        "number": "93",
        "name": "PG8",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O supplied by VDDIO2 (FT_fs, Fm+ capable). Alternate functions: I2C3_SDA, LPUART1_RX, EVENTOUT."
      },
      {
        "number": "94",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin of the device; must be connected to the ground plane."
      },
      {
        "number": "95",
        "name": "VDDIO2",
        "type": "power_in",
        "description": "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."
      },
      {
        "number": "96",
        "name": "PC6",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM3_CH1, TIM8_CH1, DFSDM1_CKIN3, SDMMC1_D0DIR, TSC_G4_IO1, DCMI_D0, LCD_R0, SDMMC1_D6, SAI2_MCLK_A, EVENTOUT."
      },
      {
        "number": "97",
        "name": "PC7",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM3_CH2, TIM8_CH2, DFSDM1_DATIN3, SDMMC1_D123DIR, TSC_G4_IO2, DCMI_D1, LCD_R1, SDMMC1_D7, SAI2_MCLK_B, EVENTOUT."
      },
      {
        "number": "98",
        "name": "PC8",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM3_CH3, TIM8_CH3, TSC_G4_IO3, DCMI_D2, SDMMC1_D0, EVENTOUT."
      },
      {
        "number": "99",
        "name": "PC9",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_fl: Fm+ capable, LCD function supplied by VLCD). Alternate functions: TRACED0, TIM8_BKIN2, TIM3_CH4, TIM8_CH4, DCMI_D3, I2C3_SDA, TSC_G4_IO4, OTG_FS_NOE, SDMMC1_D1, SAI2_EXTCLK, EVENTOUT."
      },
      {
        "number": "100",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_f: Fm+ capable). Alternate functions: MCO, TIM1_CH1, SAI1_CK2, USART1_CK, OTG_FS_SOF, SAI1_SCK_A, LPTIM2_OUT, EVENTOUT."
      },
      {
        "number": "101",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_flu: Fm+ capable, LCD function supplied by VLCD, USB function supplied by VDDUSB). Alternate functions: TIM1_CH2, SPI2_SCK, DCMI_D0, USART1_TX, SAI1_FS_A, TIM15_BKIN, EVENTOUT; additional function OTG_FS_VBUS."
      },
      {
        "number": "102",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_flu: Fm+ capable, LCD function supplied by VLCD, USB function supplied by VDDUSB). Alternate functions: TIM1_CH3, SAI1_D1, DCMI_D1, USART1_RX, OTG_FS_ID, SAI1_SD_A, TIM17_BKIN, EVENTOUT."
      },
      {
        "number": "103",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_u: USB function supplied by VDDUSB). Alternate functions: TIM1_CH4, TIM1_BKIN2, SPI1_MISO, USART1_CTS_NSS, CAN1_RX, OTG_FS_DM, EVENTOUT."
      },
      {
        "number": "104",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_u: USB function supplied by VDDUSB). Alternate functions: TIM1_ETR, SPI1_MOSI, USART1_RTS_DE, CAN1_TX, OTG_FS_DP, EVENTOUT."
      },
      {
        "number": "105",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT), JTMS/SWDIO debug function after reset with internal pull-up enabled (note 4). Alternate functions: IR_OUT, OTG_FS_NOE, SAI1_SD_B, EVENTOUT."
      },
      {
        "number": "106",
        "name": "VDDUSB",
        "type": "power_in",
        "description": "USB transceiver supply, 3.0 V to 3.6 V when USB is used."
      },
      {
        "number": "107",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin of the device; must be connected to the ground plane."
      },
      {
        "number": "108",
        "name": "VDD",
        "type": "power_in",
        "description": "Main supply, 1.71 V to 3.6 V, for the I/Os, the internal regulator and the system analog blocks."
      },
      {
        "number": "109",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT), JTCK/SWCLK debug function after reset with internal pull-down enabled (note 4). Alternate functions: JTCK/SWCLK, LPTIM1_OUT, I2C1_SMBA, I2C4_SMBA, OTG_FS_SOF, SAI1_FS_B, EVENTOUT."
      },
      {
        "number": "110",
        "name": "PA15 (JTDI)",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT), JTDI debug function after reset with internal pull-up enabled (note 4). Alternate functions: JTDI, TIM2_CH1, TIM2_ETR, USART2_RX, SPI1_NSS, SPI3_NSS, USART3_RTS_DE, UART4_RTS_DE, TSC_G3_IO1, SAI2_FS_B, EVENTOUT."
      },
      {
        "number": "111",
        "name": "PC10",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TRACED1, SPI3_SCK, USART3_TX, UART4_TX, TSC_G3_IO2, DCMI_D8, SDMMC1_D2, SAI2_SCK_B, EVENTOUT."
      },
      {
        "number": "112",
        "name": "PC11",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: DCMI_D2, OCTOSPIM_P1_NCS, SPI3_MISO, USART3_RX, UART4_RX, TSC_G3_IO3, DCMI_D4, SDMMC1_D3, SAI2_MCLK_B, EVENTOUT."
      },
      {
        "number": "113",
        "name": "PC12",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TRACED3, SPI3_MOSI, USART3_CK, UART5_TX, TSC_G3_IO4, DCMI_D9, SDMMC1_CK, SAI2_SD_B, EVENTOUT."
      },
      {
        "number": "114",
        "name": "PD0",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: SPI2_NSS, DFSDM1_DATIN7, CAN1_RX, LCD_B4, FMC_D2, EVENTOUT."
      },
      {
        "number": "115",
        "name": "PD1",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: SPI2_SCK, DFSDM1_CKIN7, CAN1_TX, LCD_B5, FMC_D3, EVENTOUT."
      },
      {
        "number": "116",
        "name": "PD2",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TRACED2, TIM3_ETR, USART3_RTS_DE, UART5_RX, TSC_SYNC, DCMI_D11, SDMMC1_CMD, EVENTOUT."
      },
      {
        "number": "117",
        "name": "PD3",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: SPI2_SCK, DCMI_D5, SPI2_MISO, DFSDM1_DATIN0, USART2_CTS_NSS, OCTOSPIM_P2_NCS, LCD_CLK, FMC_CLK, EVENTOUT."
      },
      {
        "number": "118",
        "name": "PD4",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: SPI2_MOSI, DFSDM1_CKIN0, USART2_RTS_DE, OCTOSPIM_P1_IO4, FMC_NOE, EVENTOUT."
      },
      {
        "number": "119",
        "name": "PD5",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: USART2_TX, OCTOSPIM_P1_IO5, FMC_NWE, EVENTOUT."
      },
      {
        "number": "120",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin of the device; must be connected to the ground plane."
      },
      {
        "number": "121",
        "name": "VDD",
        "type": "power_in",
        "description": "Main supply, 1.71 V to 3.6 V, for the I/Os, the internal regulator and the system analog blocks."
      },
      {
        "number": "122",
        "name": "PD6",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: SAI1_D1, DCMI_D10, SPI3_MOSI, DFSDM1_DATIN1, USART2_RX, OCTOSPIM_P1_IO6, LCD_DE, FMC_NWAIT, SAI1_SD_A, EVENTOUT."
      },
      {
        "number": "123",
        "name": "PD7",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: DFSDM1_CKIN1, USART2_CK, OCTOSPIM_P1_IO7, FMC_NCE/FMC_NE1, EVENTOUT."
      },
      {
        "number": "124",
        "name": "PG9",
        "type": "bidirectional",
        "description": "I/O supplied only by VDDIO2 (FT_s, 5 V-tolerant). Alternate functions: OCTOSPIM_P2_IO6, SPI3_SCK, USART1_TX, FMC_NCE/FMC_NE2, SAI2_SCK_A, TIM15_CH1N, EVENTOUT."
      },
      {
        "number": "125",
        "name": "PG10",
        "type": "bidirectional",
        "description": "I/O supplied only by VDDIO2 (FT_s, 5 V-tolerant). Alternate functions: LPTIM1_IN1, OCTOSPIM_P2_IO7, SPI3_MISO, USART1_RX, FMC_NE3, SAI2_FS_A, TIM15_CH1, EVENTOUT."
      },
      {
        "number": "126",
        "name": "PG11",
        "type": "bidirectional",
        "description": "I/O supplied only by VDDIO2 (FT_s, 5 V-tolerant). Alternate functions: LPTIM1_IN2, OCTOSPIM_P1_IO5, SPI3_MOSI, USART1_CTS_NSS, SAI2_MCLK_A, TIM15_CH2, EVENTOUT."
      },
      {
        "number": "127",
        "name": "PG12",
        "type": "bidirectional",
        "description": "I/O supplied only by VDDIO2 (FT_s, 5 V-tolerant). Alternate functions: LPTIM1_ETR, OCTOSPIM_P2_NCS, SPI3_NSS, USART1_RTS_DE, FMC_NE4, SAI2_SD_A, EVENTOUT."
      },
      {
        "number": "128",
        "name": "PG13",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O supplied by VDDIO2 (FT_fs, Fm+ capable). Alternate functions: I2C1_SDA, USART1_CK, LCD_R0, FMC_A24, EVENTOUT."
      },
      {
        "number": "129",
        "name": "PG14",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O supplied by VDDIO2 (FT_fs, Fm+ capable). Alternate functions: I2C1_SCL, LCD_R1, FMC_A25, EVENTOUT."
      },
      {
        "number": "130",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin of the device; must be connected to the ground plane."
      },
      {
        "number": "131",
        "name": "VDDIO2",
        "type": "power_in",
        "description": "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."
      },
      {
        "number": "132",
        "name": "PG15",
        "type": "bidirectional",
        "description": "I/O supplied only by VDDIO2 (FT_s, 5 V-tolerant). Alternate functions: LPTIM1_OUT, I2C1_SMBA, OCTOSPIM_P2_DQS, DCMI_D13, EVENTOUT."
      },
      {
        "number": "133",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_la: LCD function supplied by VLCD, analog switch supplied by VDDA). Alternate functions: JTDO/TRACESWO, TIM2_CH2, SPI1_SCK, SPI3_SCK, USART1_RTS_DE, OTG_FS_CRS_SYNC, SAI1_SCK_B, EVENTOUT; additional function COMP2_INM."
      },
      {
        "number": "134",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_fa: Fm+ capable, analog switch supplied by VDDA), NJTRST debug function after reset with internal pull-up enabled (note 4). Alternate functions: NJTRST, TIM3_CH1, I2C3_SDA, SPI1_MISO, SPI3_MISO, USART1_CTS_NSS, UART5_RTS_DE, TSC_G2_IO1, DCMI_D12, SAI1_MCLK_B, TIM17_BKIN, EVENTOUT; additional function COMP2_INP."
      },
      {
        "number": "135",
        "name": "PB5",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_la: LCD function supplied by VLCD, analog switch supplied by VDDA). Alternate functions: LPTIM1_IN1, TIM3_CH2, I2C1_SMBA, SPI1_MOSI, SPI3_MOSI, USART1_CK, UART5_CTS, TSC_G2_IO2, DCMI_D10, COMP2_OUT, SAI1_SD_B, TIM16_BKIN, EVENTOUT."
      },
      {
        "number": "136",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_fa: Fm+ capable, analog switch supplied by VDDA). Alternate functions: LPTIM1_ETR, TIM4_CH1, TIM8_BKIN2, I2C1_SCL, I2C4_SCL, DFSDM1_DATIN5, USART1_TX, TSC_G2_IO3, DCMI_D5, SAI1_FS_B, TIM16_CH1N, EVENTOUT; additional function COMP2_INP."
      },
      {
        "number": "137",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_fla: Fm+ capable, LCD function supplied by VLCD, analog switch supplied by VDDA). Alternate functions: LPTIM1_IN2, TIM4_CH2, TIM8_BKIN, I2C1_SDA, I2C4_SDA, DFSDM1_CKIN5, USART1_RX, UART4_CTS, TSC_G2_IO4, DCMI_VSYNC, DSI_TE, FMC_NL, TIM17_CH1N, EVENTOUT; additional functions COMP2_INM, PVD_IN."
      },
      {
        "number": "138",
        "name": "PH3-BOOT0",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT) used as the BOOT0 pin; BOOT0 input voltage range is VSS to 9.0 V (Table 18). Alternate function: EVENTOUT."
      },
      {
        "number": "139",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_fl: Fm+ capable, LCD function supplied by VLCD). Alternate functions: TIM4_CH3, SAI1_CK1, I2C1_SCL, DFSDM1_CKOUT, DFSDM1_DATIN6, SDMMC1_CKIN, CAN1_RX, DCMI_D6, LCD_B1, SDMMC1_D4, SAI1_MCLK_A, TIM16_CH1, EVENTOUT."
      },
      {
        "number": "140",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT_fl: Fm+ capable, LCD function supplied by VLCD). Alternate functions: IR_OUT, TIM4_CH4, SAI1_D2, I2C1_SDA, SPI2_NSS, DFSDM1_CKIN6, SDMMC1_CDIR, CAN1_TX, DCMI_D7, SDMMC1_D5, SAI1_FS_A, TIM17_CH1, EVENTOUT."
      },
      {
        "number": "141",
        "name": "PE0",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: TIM4_ETR, DCMI_D2, LCD_HSYNC, FMC_NBL0, TIM16_CH1, EVENTOUT."
      },
      {
        "number": "142",
        "name": "PE1",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O (FT). Alternate functions: DCMI_D3, LCD_VSYNC, FMC_NBL1, TIM17_CH1, EVENTOUT."
      },
      {
        "number": "143",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin of the device; must be connected to the ground plane."
      },
      {
        "number": "144",
        "name": "VDD",
        "type": "power_in",
        "description": "Main supply, 1.71 V to 3.6 V, for the I/Os, the internal regulator and the system analog blocks."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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