STM32L471VET6

{
  "schema_version": 1,
  "type": "component",
  "slug": "stm32l471vet6",
  "title": "STM32L471VET6",
  "brief": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-100(14x14). 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",
    "stm32l471vet6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "STM32L471VET6",
    "manufacturer": "STMicroelectronics",
    "package": "LQFP-100(14x14)",
    "pin_count": 100,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603177275185909760",
    "parts": {
      "symbol": "stm32l471vet6.kicad_sym",
      "footprint": "stm32l471vet6.kicad_mod",
      "model_3d": "stm32l471vet6-etched.glb",
      "model_3d_plain": "stm32l471vet6.glb",
      "model_3d_step": "stm32l471vet6-etched.step",
      "model_3d_step_plain": "stm32l471vet6.step",
      "lbr": "stm32l471vet6.lbr"
    },
    "distributor_links": {
      "lcsc": "C2969810",
      "digikey": "497-18600-ND",
      "mouser": "511-STM32L471VET6"
    },
    "distributor_check": {
      "checked_at": "2026-09-24T23:47:25Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-18600-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-STM32L471VET6",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PE2",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with TRACECK, TIM3_ETR, TSC_G7_IO1, FMC_A23, SAI1_MCLK_A alternate functions; set as analog input after reset."
      },
      {
        "number": "2",
        "name": "PE3",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with TRACED0, TIM3_CH1, TSC_G7_IO2, FMC_A19, SAI1_SD_B alternate functions; set as analog input after reset."
      },
      {
        "number": "3",
        "name": "PE4",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with TRACED1, TIM3_CH2, DFSDM1_DATIN3, TSC_G7_IO3, FMC_A20, SAI1_FS_A alternate functions; set as analog input after reset."
      },
      {
        "number": "4",
        "name": "PE5",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with TRACED2, TIM3_CH3, DFSDM1_CKIN3, TSC_G7_IO4, FMC_A21, SAI1_SCK_A alternate functions; set as analog input after reset."
      },
      {
        "number": "5",
        "name": "PE6",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with TRACED3, TIM3_CH4, FMC_A22, SAI1_SD_A alternate functions; RTC_TAMP3/WKUP3 additional function; set as analog input after reset."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup domain supply, 1.55 V to 3.6 V, powering RTC, LSE oscillator, and 32×32-bit backup registers; decoupled with 100 nF + 1 µF."
      },
      {
        "number": "7",
        "name": "PC13",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO supplied through backup power switch (max 3 mA, ≤2 MHz, ≤30 pF); RTC_TAMP1/RTC_TS/RTC_OUT/WKUP2 additional functions."
      },
      {
        "number": "8",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO or LSE 32 kHz oscillator input (OSC32_IN); supplied through backup power switch, max output 3 mA at ≤2 MHz."
      },
      {
        "number": "9",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO or LSE 32 kHz oscillator output (OSC32_OUT); supplied through backup power switch, max output 3 mA at ≤2 MHz."
      },
      {
        "number": "10",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the VDD supply domain; must be connected to external ground."
      },
      {
        "number": "11",
        "name": "VDD",
        "type": "power_in",
        "description": "Main digital supply voltage, 1.71 V to 3.6 V; powers core logic and I/Os; decouple with n×100 nF + 4.7 µF per supply pair."
      },
      {
        "number": "12",
        "name": "PH0-OSC_IN",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO or HSE oscillator input (OSC_IN), 4-48 MHz crystal; EVENTOUT alternate function."
      },
      {
        "number": "13",
        "name": "PH1-OSC_OUT",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO or HSE oscillator output (OSC_OUT); EVENTOUT alternate function."
      },
      {
        "number": "14",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Active-low bidirectional reset pin with internal weak pull-up; minimum valid low pulse is device-dependent; filter capacitor recommended per Figure 25."
      },
      {
        "number": "15",
        "name": "PC0",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with analog switch (FT_fa); LPTIM1_IN1, I2C3_SCL, DFSDM1_DATIN4, LPUART1_RX, LPTIM2_IN1 alternate functions; ADC123_IN1 additional function."
      },
      {
        "number": "16",
        "name": "PC1",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with analog switch (FT_fa); LPTIM1_OUT, I2C3_SDA, DFSDM1_CKIN4, LPUART1_TX alternate functions; ADC123_IN2 additional function."
      },
      {
        "number": "17",
        "name": "PC2",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with analog switch (FT_a); LPTIM1_IN2, SPI2_MISO, DFSDM1_CKOUT alternate functions; ADC123_IN3 additional function."
      },
      {
        "number": "18",
        "name": "PC3",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with analog switch (FT_a); LPTIM1_ETR, SPI2_MOSI, SAI1_SD_A, LPTIM2_ETR alternate functions; ADC123_IN4 additional function."
      },
      {
        "number": "19",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground reference for ADC, DAC, OPAMP, COMP; must be connected to VSS."
      },
      {
        "number": "20",
        "name": "VREF-",
        "type": "power_in",
        "description": "ADC/DAC negative reference voltage; connected to VSSA; must always be connected per Table 20 footnote."
      },
      {
        "number": "21",
        "name": "VREF+",
        "type": "power_in",
        "description": "ADC positive reference input, 2.0 V to VDDA (when VDDA ≥ 2 V); also serves as VREFBUF_OUT when internal voltage reference buffer is enabled."
      },
      {
        "number": "22",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply, 1.62-3.6 V for ADC/COMP, ≥1.8 V for DAC/OPAMP, ≥2.4 V for VREFBUF; decouple with 10 nF + 1 µF."
      },
      {
        "number": "23",
        "name": "PA0",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with analog switch (FT_a); TIM2_CH1, TIM5_CH1, TIM8_ETR, USART2_CTS, UART4_TX, SAI1_EXTCLK alternate functions; OPAMP1_VINP/ADC12_IN5/RTC_TAMP2/WKUP1 additional."
      },
      {
        "number": "24",
        "name": "PA1",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with analog switch (FT_a); TIM2_CH2, TIM5_CH2, USART2_RTS_DE, UART4_RX, TIM15_CH1N alternate functions; OPAMP1_VINM/ADC12_IN6 additional functions."
      },
      {
        "number": "25",
        "name": "PA2",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with analog switch (FT_a); TIM2_CH3, TIM5_CH3, USART2_TX, SAI2_EXTCLK, TIM15_CH1 alternate functions; ADC12_IN7/WKUP4/LSCO additional."
      },
      {
        "number": "26",
        "name": "PA3",
        "type": "bidirectional",
        "description": "3.6 V-tolerant GPIO with analog switch (TT_a); TIM2_CH4, TIM5_CH4, USART2_RX, TIM15_CH2 alternate functions; OPAMP1_VOUT/ADC12_IN8 additional functions."
      },
      {
        "number": "27",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the VDD supply domain; must be connected to external ground."
      },
      {
        "number": "28",
        "name": "VDD",
        "type": "power_in",
        "description": "Main digital supply voltage, 1.71 V to 3.6 V; powers core logic and I/Os."
      },
      {
        "number": "29",
        "name": "PA4",
        "type": "bidirectional",
        "description": "3.6 V-tolerant GPIO with analog switch (TT_a); SPI1_NSS, SPI3_NSS, USART2_CK, SAI1_FS_B, LPTIM2_OUT alternate functions; ADC12_IN9/DAC1_OUT1 additional; negative injection only (-5/0 mA)."
      },
      {
        "number": "30",
        "name": "PA5",
        "type": "bidirectional",
        "description": "3.6 V-tolerant GPIO with analog switch (TT_a); TIM2_CH1, TIM2_ETR, TIM8_CH1N, SPI1_SCK, LPTIM2_ETR alternate functions; ADC12_IN10/DAC1_OUT2 additional; negative injection only (-5/0 mA)."
      },
      {
        "number": "31",
        "name": "PA6",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with analog switch (FT_a); TIM1_BKIN, TIM3_CH1, TIM8_BKIN, SPI1_MISO, USART3_CTS, QUADSPI_BK1_IO3, TIM16_CH1 alternate functions; OPAMP2_VINP/ADC12_IN11 additional."
      },
      {
        "number": "32",
        "name": "PA7",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with analog switch (FT_a); TIM1_CH1N, TIM3_CH2, TIM8_CH1N, SPI1_MOSI, QUADSPI_BK1_IO2, TIM17_CH1 alternate functions; OPAMP2_VINM/ADC12_IN12 additional."
      },
      {
        "number": "33",
        "name": "PC4",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with analog switch (FT_a); USART3_TX alternate function; COMP1_INM/ADC12_IN13 additional functions."
      },
      {
        "number": "34",
        "name": "PC5",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with analog switch (FT_a); USART3_RX alternate function; COMP1_INP/ADC12_IN14/WKUP5 additional functions."
      },
      {
        "number": "35",
        "name": "PB0",
        "type": "bidirectional",
        "description": "3.6 V-tolerant GPIO with analog switch (TT_a); TIM1_CH2N, TIM3_CH3, TIM8_CH2N, USART3_CK, QUADSPI_BK1_IO1, COMP1_OUT alternate functions; OPAMP2_VOUT/ADC12_IN15 additional."
      },
      {
        "number": "36",
        "name": "PB1",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with analog switch (FT_a); TIM1_CH3N, TIM3_CH4, TIM8_CH3N, DFSDM1_DATIN0, USART3_RTS_DE, QUADSPI_BK1_IO0, LPTIM2_IN1 alternate functions; COMP1_INM/ADC12_IN16 additional."
      },
      {
        "number": "37",
        "name": "PB2",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with analog switch (FT_a); RTC_OUT, LPTIM1_OUT, I2C3_SMBA, DFSDM1_CKIN0 alternate functions; COMP1_INP additional function."
      },
      {
        "number": "38",
        "name": "PE7",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM1_ETR, DFSDM1_DATIN2, FMC_D4, SAI1_SD_B alternate functions; set as analog input after reset."
      },
      {
        "number": "39",
        "name": "PE8",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM1_CH1N, DFSDM1_CKIN2, FMC_D5, SAI1_SCK_B alternate functions; set as analog input after reset."
      },
      {
        "number": "40",
        "name": "PE9",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM1_CH1, DFSDM1_CKOUT, FMC_D6, SAI1_FS_B alternate functions; set as analog input after reset."
      },
      {
        "number": "41",
        "name": "PE10",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM1_CH2N, DFSDM1_DATIN4, TSC_G5_IO1, QUADSPI_CLK, FMC_D7, SAI1_MCLK_B alternate functions; set as analog input after reset."
      },
      {
        "number": "42",
        "name": "PE11",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM1_CH2, DFSDM1_CKIN4, TSC_G5_IO2, QUADSPI_NCS, FMC_D8 alternate functions; set as analog input after reset."
      },
      {
        "number": "43",
        "name": "PE12",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM1_CH3N, SPI1_NSS, DFSDM1_DATIN5, TSC_G5_IO3, QUADSPI_BK1_IO0, FMC_D9 alternate functions; set as analog input after reset."
      },
      {
        "number": "44",
        "name": "PE13",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM1_CH3, SPI1_SCK, DFSDM1_CKIN5, TSC_G5_IO4, QUADSPI_BK1_IO1, FMC_D10 alternate functions; set as analog input after reset."
      },
      {
        "number": "45",
        "name": "PE14",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM1_CH4, TIM1_BKIN2, TIM1_BKIN2_COMP2, SPI1_MISO, QUADSPI_BK1_IO2, FMC_D11 alternate functions; set as analog input after reset."
      },
      {
        "number": "46",
        "name": "PE15",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM1_BKIN, TIM1_BKIN_COMP1, SPI1_MOSI, QUADSPI_BK1_IO3, FMC_D12 alternate functions; set as analog input after reset."
      },
      {
        "number": "47",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5 V-tolerant Fm+-capable GPIO (FT_f); TIM2_CH3, I2C2_SCL, SPI2_SCK, DFSDM1_DATIN7, USART3_TX, LPUART1_RX, QUADSPI_CLK, COMP1_OUT, SAI1_SCK_A alternate functions."
      },
      {
        "number": "48",
        "name": "PB11",
        "type": "bidirectional",
        "description": "5 V-tolerant Fm+-capable GPIO (FT_f); TIM2_CH4, I2C2_SDA, DFSDM1_CKIN7, USART3_RX, LPUART1_TX, QUADSPI_NCS, COMP2_OUT alternate functions."
      },
      {
        "number": "49",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the VDD supply domain; must be connected to external ground."
      },
      {
        "number": "50",
        "name": "VDD",
        "type": "power_in",
        "description": "Main digital supply voltage, 1.71 V to 3.6 V; powers core logic and I/Os."
      },
      {
        "number": "51",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM1_BKIN, I2C2_SMBA, SPI2_NSS, DFSDM1_DATIN1, USART3_CK, LPUART1_RTS_DE, TSC_G1_IO1, SWPMI1_IO, SAI2_FS_A, TIM15_BKIN alternate functions."
      },
      {
        "number": "52",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5 V-tolerant Fm+-capable GPIO (FT_f); TIM1_CH1N, I2C2_SCL, SPI2_SCK, DFSDM1_CKIN1, USART3_CTS, LPUART1_CTS, TSC_G1_IO2, SWPMI1_TX, SAI2_SCK_A, TIM15_CH1N alternate functions."
      },
      {
        "number": "53",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5 V-tolerant Fm+-capable GPIO (FT_f); TIM1_CH2N, TIM8_CH2N, I2C2_SDA, SPI2_MISO, DFSDM1_DATIN2, USART3_RTS_DE, TSC_G1_IO3, SWPMI1_RX, SAI2_MCLK_A, TIM15_CH1 alternate functions."
      },
      {
        "number": "54",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; RTC_REFIN, TIM1_CH3N, TIM8_CH3N, SPI2_MOSI, DFSDM1_CKIN2, TSC_G1_IO4, SWPMI1_SUSPEND, SAI2_SD_A, TIM15_CH2 alternate functions."
      },
      {
        "number": "55",
        "name": "PD8",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; USART3_TX, FMC_D13 alternate functions; set as analog input after reset."
      },
      {
        "number": "56",
        "name": "PD9",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; USART3_RX, FMC_D14, SAI2_MCLK_A alternate functions; set as analog input after reset."
      },
      {
        "number": "57",
        "name": "PD10",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; USART3_CK, TSC_G6_IO1, FMC_D15, SAI2_SCK_A alternate functions; set as analog input after reset."
      },
      {
        "number": "58",
        "name": "PD11",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; USART3_CTS, TSC_G6_IO2, FMC_A16, SAI2_SD_A, LPTIM2_ETR alternate functions; set as analog input after reset."
      },
      {
        "number": "59",
        "name": "PD12",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM4_CH1, USART3_RTS_DE, TSC_G6_IO3, FMC_A17, SAI2_FS_A, LPTIM2_IN1 alternate functions; set as analog input after reset."
      },
      {
        "number": "60",
        "name": "PD13",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM4_CH2, TSC_G6_IO4, FMC_A18, LPTIM2_OUT alternate functions; set as analog input after reset."
      },
      {
        "number": "61",
        "name": "PD14",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM4_CH3, FMC_D0 alternate functions; set as analog input after reset."
      },
      {
        "number": "62",
        "name": "PD15",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM4_CH4, FMC_D1 alternate functions; set as analog input after reset."
      },
      {
        "number": "63",
        "name": "PC6",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM3_CH1, TIM8_CH1, DFSDM1_CKIN3, TSC_G4_IO1, SDMMC1_D6, SAI2_MCLK_A alternate functions; set as analog input after reset."
      },
      {
        "number": "64",
        "name": "PC7",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM3_CH2, TIM8_CH2, DFSDM1_DATIN3, TSC_G4_IO2, SDMMC1_D7, SAI2_MCLK_B alternate functions; set as analog input after reset."
      },
      {
        "number": "65",
        "name": "PC8",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM3_CH3, TIM8_CH3, TSC_G4_IO3, SDMMC1_D0 alternate functions; set as analog input after reset."
      },
      {
        "number": "66",
        "name": "PC9",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM8_BKIN2, TIM3_CH4, TIM8_CH4, TSC_G4_IO4, SDMMC1_D1, SAI2_EXTCLK, TIM8_BKIN2_COMP1 alternate functions; set as analog input after reset."
      },
      {
        "number": "67",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; MCO, TIM1_CH1, USART1_CK, LPTIM2_OUT alternate functions; set as analog input after reset."
      },
      {
        "number": "68",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM1_CH2, USART1_TX, TIM15_BKIN alternate functions; set as analog input after reset."
      },
      {
        "number": "69",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM1_CH3, USART1_RX, TIM17_BKIN alternate functions; set as analog input after reset."
      },
      {
        "number": "70",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM1_CH4, TIM1_BKIN2, USART1_CTS, CAN1_RX, TIM1_BKIN2_COMP1 alternate functions; set as analog input after reset."
      },
      {
        "number": "71",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM1_ETR, USART1_RTS_DE, CAN1_TX alternate functions; set as analog input after reset."
      },
      {
        "number": "72",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; JTMS-SWDIO/IR_OUT alternate functions; configured as JTMS-SWDIO with internal pull-up active after reset."
      },
      {
        "number": "73",
        "name": "VDD",
        "type": "power_in",
        "description": "Main digital supply voltage, 1.71 V to 3.6 V; powers core logic and I/Os."
      },
      {
        "number": "74",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the VDD supply domain; must be connected to external ground."
      },
      {
        "number": "75",
        "name": "VDD",
        "type": "power_in",
        "description": "Main digital supply voltage, 1.71 V to 3.6 V; powers core logic and I/Os."
      },
      {
        "number": "76",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; JTCK-SWCLK alternate function; configured as JTCK-SWCLK with internal pull-down active after reset."
      },
      {
        "number": "77",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; JTDI, TIM2_CH1, TIM2_ETR, SPI1_NSS, SPI3_NSS, UART4_RTS_DE, TSC_G3_IO1, SAI2_FS_B alternate functions; internal pull-up active after reset."
      },
      {
        "number": "78",
        "name": "PC10",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; SPI3_SCK, USART3_TX, UART4_TX, TSC_G3_IO2, SDMMC1_D2, SAI2_SCK_B alternate functions; set as analog input after reset."
      },
      {
        "number": "79",
        "name": "PC11",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; SPI3_MISO, USART3_RX, UART4_RX, TSC_G3_IO3, SDMMC1_D3, SAI2_MCLK_B alternate functions; set as analog input after reset."
      },
      {
        "number": "80",
        "name": "PC12",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; SPI3_MOSI, USART3_CK, UART5_TX, TSC_G3_IO4, SDMMC1_CK, SAI2_SD_B alternate functions; set as analog input after reset."
      },
      {
        "number": "81",
        "name": "PD0",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; SPI2_NSS, DFSDM1_DATIN7, CAN1_RX, FMC_D2 alternate functions; set as analog input after reset."
      },
      {
        "number": "82",
        "name": "PD1",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; SPI2_SCK, DFSDM1_CKIN7, CAN1_TX, FMC_D3 alternate functions; set as analog input after reset."
      },
      {
        "number": "83",
        "name": "PD2",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM3_ETR, USART3_RTS_DE, UART5_RX, TSC_SYNC, SDMMC1_CMD alternate functions; set as analog input after reset."
      },
      {
        "number": "84",
        "name": "PD3",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; SPI2_MISO, DFSDM1_DATIN0, USART2_CTS, FMC_CLK alternate functions; set as analog input after reset."
      },
      {
        "number": "85",
        "name": "PD4",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; SPI2_MOSI, DFSDM1_CKIN0, USART2_RTS_DE, FMC_NOE alternate functions; set as analog input after reset."
      },
      {
        "number": "86",
        "name": "PD5",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; USART2_TX, FMC_NWE alternate functions; set as analog input after reset."
      },
      {
        "number": "87",
        "name": "PD6",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; DFSDM1_DATIN1, USART2_RX, FMC_NWAIT, SAI1_SD_A alternate functions; set as analog input after reset."
      },
      {
        "number": "88",
        "name": "PD7",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; DFSDM1_CKIN1, USART2_CK, FMC_NE1 alternate functions; set as analog input after reset."
      },
      {
        "number": "89",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with analog switch (FT_a); JTDO-TRACESWO, TIM2_CH2, SPI1_SCK, SPI3_SCK, USART1_RTS_DE, SAI1_SCK_B alternate functions; COMP2_INM additional; JTDO active after reset."
      },
      {
        "number": "90",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with analog switch (FT_a); NJTRST, TIM3_CH1, SPI1_MISO, SPI3_MISO, USART1_CTS, UART5_RTS_DE, TSC_G2_IO1, SAI1_MCLK_B, TIM17_BKIN alternate functions; COMP2_INP additional; NJTRST active with pull-up after reset."
      },
      {
        "number": "91",
        "name": "PB5",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO with analog switch (FT_a); LPTIM1_IN1, TIM3_CH2, I2C1_SMBA, SPI1_MOSI, SPI3_MOSI, USART1_CK, UART5_CTS, TSC_G2_IO2, COMP2_OUT, SAI1_SD_B, TIM16_BKIN alternate functions."
      },
      {
        "number": "92",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5 V-tolerant Fm+-capable GPIO with analog switch (FT_fa); LPTIM1_ETR, TIM4_CH1, TIM8_BKIN2, I2C1_SCL, DFSDM1_DATIN5, USART1_TX, TSC_G2_IO3, SAI1_FS_B, TIM16_CH1N alternate functions; COMP2_INP additional."
      },
      {
        "number": "93",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V-tolerant Fm+-capable GPIO with analog switch (FT_fa); LPTIM1_IN2, TIM4_CH2, TIM8_BKIN, I2C1_SDA, DFSDM1_CKIN5, USART1_RX, UART4_CTS, TSC_G2_IO4, FMC_NL, TIM17_CH1N alternate functions; COMP2_INM/PVD_IN additional."
      },
      {
        "number": "94",
        "name": "BOOT0",
        "type": "input",
        "description": "Dedicated boot mode selection input (type B); low = boot from Flash, high = system memory/SRAM; accepts up to 9 V on this pin."
      },
      {
        "number": "95",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5 V-tolerant Fm+-capable GPIO (FT_f); TIM4_CH3, I2C1_SCL, DFSDM1_DATIN6, CAN1_RX, SDMMC1_D4, SAI1_MCLK_A, TIM16_CH1 alternate functions; set as analog input after reset."
      },
      {
        "number": "96",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5 V-tolerant Fm+-capable GPIO (FT_f); IR_OUT, TIM4_CH4, I2C1_SDA, SPI2_NSS, DFSDM1_CKIN6, CAN1_TX, SDMMC1_D5, SAI1_FS_A, TIM17_CH1 alternate functions; set as analog input after reset."
      },
      {
        "number": "97",
        "name": "PE0",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; TIM4_ETR, FMC_NBL0, TIM16_CH1 alternate functions; set as analog input after reset."
      },
      {
        "number": "98",
        "name": "PE1",
        "type": "bidirectional",
        "description": "5 V-tolerant GPIO; FMC_NBL1, TIM17_CH1 alternate functions; set as analog input after reset."
      },
      {
        "number": "99",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the VDD supply domain; must be connected to external ground."
      },
      {
        "number": "100",
        "name": "VDD",
        "type": "power_in",
        "description": "Main digital supply voltage, 1.71 V to 3.6 V; powers core logic and I/Os."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 74,
        "cost_usd": 1.6095,
        "at": "2026-09-24T23:46:45"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603177275185909760",
        "pages": 229,
        "sha256": "2a91fd04e0793619",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 100,
        "described": 100,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "LQFP-100(14x14)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "100"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "stm32l471vet6"
  ],
  "discovery_pitch": "STM32L471VET6 (STMicroelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "stm32l471vet6.kicad_sym",
    "stm32l471vet6.kicad_mod",
    "stm32l471vet6.glb",
    "stm32l471vet6.step",
    "stm32l471vet6.lbr",
    "docs/hero.png",
    "docs/stm32l471vet6-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  }
}