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Ray Set visibility: public 8beb2e8 6h ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "stm32l471vet6tr",
  "title": "STM32L471VET6TR",
  "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",
    "stm32l471vet6tr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "STM32L471VET6TR",
    "manufacturer": "STMicroelectronics",
    "package": "LQFP-100(14x14)",
    "pin_count": 100,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://www.st.com/resource/en/datasheet/stm32l471vet6tr.pdf",
    "parts": {
      "symbol": "stm32l471vet6tr.kicad_sym",
      "footprint": "stm32l471vet6tr.kicad_mod",
      "model_3d": "stm32l471vet6tr-hero.glb",
      "model_3d_plain": "stm32l471vet6tr-etched.glb",
      "model_3d_step": "stm32l471vet6tr-etched.step",
      "model_3d_step_plain": "stm32l471vet6tr.step",
      "lbr": "stm32l471vet6tr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2053552",
      "digikey": "497-19379-2-ND",
      "mouser": "511-STM32L471VET6TR"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T23:57:07Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-19379-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-STM32L471VET6TR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PE2",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TRACECK, TIM3_ETR, TSC_G7_IO1, FMC_A23, SAI1_MCLK_A and EVENTOUT."
      },
      {
        "number": "2",
        "name": "PE3",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TRACED0, TIM3_CH1, TSC_G7_IO2, FMC_A19, SAI1_SD_B and EVENTOUT."
      },
      {
        "number": "3",
        "name": "PE4",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TRACED1, TIM3_CH2, DFSDM1_DATIN3, TSC_G7_IO3, FMC_A20, SAI1_FS_A and EVENTOUT."
      },
      {
        "number": "4",
        "name": "PE5",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TRACED2, TIM3_CH3, DFSDM1_CKIN3, TSC_G7_IO4, FMC_A21, SAI1_SCK_A and EVENTOUT."
      },
      {
        "number": "5",
        "name": "PE6",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TRACED3, TIM3_CH4, FMC_A22, SAI1_SD_A and EVENTOUT; additional function RTC_TAMP3/WKUP3."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup-domain supply, 1.55 V to 3.6 V, powering the RTC and backup registers in VBAT mode."
      },
      {
        "number": "7",
        "name": "PC13",
        "type": "bidirectional",
        "description": "I/O supplied through the power switch, limited to 3 mA sink, 2 MHz at 30 pF maximum and not usable as a current source; additional functions RTC_TAMP1, RTC_TS, RTC_OUT and WKUP2."
      },
      {
        "number": "8",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "I/O supplied through the power switch with the same 3 mA and 2 MHz / 30 pF limits as PC13; also the LSE oscillator input OSC32_IN."
      },
      {
        "number": "9",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "I/O supplied through the power switch with the same 3 mA and 2 MHz / 30 pF limits as PC13; also the LSE oscillator output OSC32_OUT."
      },
      {
        "number": "10",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin for the digital supply domain."
      },
      {
        "number": "11",
        "name": "VDD",
        "type": "power_in",
        "description": "Standard operating supply, 1.71 V to 3.6 V."
      },
      {
        "number": "12",
        "name": "PH0-OSC_IN",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O with alternate function EVENTOUT; also the HSE oscillator input OSC_IN."
      },
      {
        "number": "13",
        "name": "PH1-OSC_OUT",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O with alternate function EVENTOUT; also the HSE oscillator output OSC_OUT."
      },
      {
        "number": "14",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Bidirectional reset pin with embedded weak pull-up resistor."
      },
      {
        "number": "15",
        "name": "PC0",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O with analog switch function supplied by VDDA, alternate functions LPTIM1_IN1, I2C3_SCL, DFSDM1_DATIN4, LPUART1_RX and LPTIM2_IN1; additional function ADC123_IN1."
      },
      {
        "number": "16",
        "name": "PC1",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O with analog switch function supplied by VDDA, alternate functions LPTIM1_OUT, I2C3_SDA, DFSDM1_CKIN4 and LPUART1_TX; additional function ADC123_IN2."
      },
      {
        "number": "17",
        "name": "PC2",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O with analog switch function supplied by VDDA, alternate functions LPTIM1_IN2, SPI2_MISO and DFSDM1_CKOUT; additional function ADC123_IN3."
      },
      {
        "number": "18",
        "name": "PC3",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O with analog switch function supplied by VDDA, alternate functions LPTIM1_ETR, SPI2_MOSI, SAI1_SD_A and LPTIM2_ETR; additional function ADC123_IN4."
      },
      {
        "number": "19",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground reference for the ADC, DAC, OPAMP, COMP and VREF."
      },
      {
        "number": "20",
        "name": "VREF-",
        "type": "power_in",
        "description": "Negative ADC reference voltage, which must equal VSSA."
      },
      {
        "number": "21",
        "name": "VREF+",
        "type": "power_in",
        "description": "Positive ADC reference voltage: 2 V up to VDDA when VDDA is at least 2 V, and VDDA when VDDA is below 2 V."
      },
      {
        "number": "22",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply, 1.62 V to 3.6 V when ADC or COMP is used, 1.8 V minimum when DAC or OPAMP is used."
      },
      {
        "number": "23",
        "name": "PA0",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O with analog switch function supplied by VDDA, alternate functions TIM2_CH1, TIM5_CH1, TIM8_ETR, USART2_CTS, UART4_TX and SAI1_EXTCLK; additional function OPAMP1_VINP, ADC12_IN5 and RTC_TAMP2/WKUP1."
      },
      {
        "number": "24",
        "name": "PA1",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O with analog switch function supplied by VDDA (Fm+ capable), alternate functions TIM2_CH2, TIM5_CH2, USART2_RTS_DE, UART4_RX and TIM15_CH1N; additional function OPAMP1_VINM and ADC12_IN6."
      },
      {
        "number": "25",
        "name": "PA2",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O with analog switch function supplied by VDDA, alternate functions TIM2_CH3, TIM5_CH3, USART2_TX, SAI2_EXTCLK and TIM15_CH1; additional functions ADC12_IN7 and WKUP4/LSCO."
      },
      {
        "number": "26",
        "name": "PA3",
        "type": "bidirectional",
        "description": "3.6 V-tolerant (TT) I/O with analog switch function supplied by VDDA, alternate functions TIM2_CH4, TIM5_CH4, USART2_RX and TIM15_CH2; additional functions OPAMP1_VOUT and ADC12_IN8."
      },
      {
        "number": "27",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin for the digital supply domain."
      },
      {
        "number": "28",
        "name": "VDD",
        "type": "power_in",
        "description": "Standard operating supply, 1.71 V to 3.6 V."
      },
      {
        "number": "29",
        "name": "PA4",
        "type": "bidirectional",
        "description": "3.6 V-tolerant (TT) I/O with analog switch function supplied by VDDA, alternate functions SPI1_NSS, SPI3_NSS, USART2_CK, SAI1_FS_B and LPTIM2_OUT; additional functions ADC12_IN9 and DAC1_OUT1."
      },
      {
        "number": "30",
        "name": "PA5",
        "type": "bidirectional",
        "description": "3.6 V-tolerant (TT) I/O with analog switch function supplied by VDDA, alternate functions TIM2_CH1, TIM2_ETR, TIM8_CH1N, SPI1_SCK and LPTIM2_ETR; additional functions ADC12_IN10 and DAC1_OUT2."
      },
      {
        "number": "31",
        "name": "PA6",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O with analog switch function supplied by VDDA, alternate functions TIM1_BKIN, TIM3_CH1, TIM8_BKIN, SPI1_MISO, USART3_CTS, QUADSPI_BK1_IO3 and TIM16_CH1; additional functions OPAMP2_VINP and ADC12_IN11."
      },
      {
        "number": "32",
        "name": "PA7",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O with analog switch function supplied by VDDA (Fm+ capable), alternate functions TIM1_CH1N, TIM3_CH2, TIM8_CH1N, SPI1_MOSI, QUADSPI_BK1_IO2 and TIM17_CH1; additional functions OPAMP2_VINM and ADC12_IN12."
      },
      {
        "number": "33",
        "name": "PC4",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O with analog switch function supplied by VDDA, alternate function USART3_TX; additional functions COMP1_INM and ADC12_IN13."
      },
      {
        "number": "34",
        "name": "PC5",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O with analog switch function supplied by VDDA, alternate function USART3_RX; additional functions COMP1_INP, ADC12_IN14 and WKUP5."
      },
      {
        "number": "35",
        "name": "PB0",
        "type": "bidirectional",
        "description": "3.6 V-tolerant (TT) I/O with analog switch function supplied by VDDA, alternate functions TIM1_CH2N, TIM3_CH3, TIM8_CH2N, USART3_CK, QUADSPI_BK1_IO1 and COMP1_OUT; additional functions OPAMP2_VOUT and ADC12_IN15."
      },
      {
        "number": "36",
        "name": "PB1",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O with analog switch function supplied by VDDA, alternate functions TIM1_CH3N, TIM3_CH4, TIM8_CH3N, DFSDM1_DATIN0, USART3_RTS_DE, QUADSPI_BK1_IO0 and LPTIM2_IN1; additional functions COMP1_INM and ADC12_IN16."
      },
      {
        "number": "37",
        "name": "PB2",
        "type": "bidirectional",
        "description": "5 V-tolerant I/O with analog switch function supplied by VDDA, alternate functions RTC_OUT, LPTIM1_OUT, I2C3_SMBA, DFSDM1_CKIN0 and EVENTOUT; additional function COMP1_INP."
      },
      {
        "number": "38",
        "name": "PE7",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM1_ETR, DFSDM1_DATIN2, FMC_D4, SAI1_SD_B and EVENTOUT."
      },
      {
        "number": "39",
        "name": "PE8",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM1_CH1N, DFSDM1_CKIN2, FMC_D5, SAI1_SCK_B and EVENTOUT."
      },
      {
        "number": "40",
        "name": "PE9",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM1_CH1, DFSDM1_CKOUT, FMC_D6, SAI1_FS_B and EVENTOUT."
      },
      {
        "number": "41",
        "name": "PE10",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM1_CH2N, DFSDM1_DATIN4, TSC_G5_IO1, QUADSPI_CLK, FMC_D7, SAI1_MCLK_B and EVENTOUT."
      },
      {
        "number": "42",
        "name": "PE11",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM1_CH2, DFSDM1_CKIN4, TSC_G5_IO2, QUADSPI_NCS, FMC_D8 and EVENTOUT."
      },
      {
        "number": "43",
        "name": "PE12",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM1_CH3N, SPI1_NSS, DFSDM1_DATIN5, TSC_G5_IO3, QUADSPI_BK1_IO0, FMC_D9 and EVENTOUT."
      },
      {
        "number": "44",
        "name": "PE13",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM1_CH3, SPI1_SCK, DFSDM1_CKIN5, TSC_G5_IO4, QUADSPI_BK1_IO1, FMC_D10 and EVENTOUT."
      },
      {
        "number": "45",
        "name": "PE14",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM1_CH4, TIM1_BKIN2, SPI1_MISO, QUADSPI_BK1_IO2, FMC_D11 and EVENTOUT."
      },
      {
        "number": "46",
        "name": "PE15",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM1_BKIN, SPI1_MOSI, QUADSPI_BK1_IO3, FMC_D12 and EVENTOUT."
      },
      {
        "number": "47",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT_f) I/O, Fm+ capable, with alternate functions TIM2_CH3, I2C2_SCL, SPI2_SCK, DFSDM1_DATIN7, USART3_TX, LPUART1_RX, QUADSPI_CLK, COMP1_OUT and SAI1_SCK_A."
      },
      {
        "number": "48",
        "name": "PB11",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT_f) I/O, Fm+ capable, with alternate functions TIM2_CH4, I2C2_SDA, DFSDM1_CKIN7, USART3_RX, LPUART1_TX, QUADSPI_NCS and COMP2_OUT."
      },
      {
        "number": "49",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin for the digital supply domain."
      },
      {
        "number": "50",
        "name": "VDD",
        "type": "power_in",
        "description": "Standard operating supply, 1.71 V to 3.6 V."
      },
      {
        "number": "51",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM1_BKIN, TIM1_BKIN_COMP2, I2C2_SMBA, SPI2_NSS, DFSDM1_DATIN1, USART3_CK, LPUART1_RTS_DE, TSC_G1_IO1, SWPMI1_IO, SAI2_FS_A and TIM15_BKIN."
      },
      {
        "number": "52",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT_f) I/O, Fm+ capable, with alternate functions TIM1_CH1N, I2C2_SCL, SPI2_SCK, DFSDM1_CKIN1, USART3_CTS, LPUART1_CTS, TSC_G1_IO2, SWPMI1_TX, SAI2_SCK_A and TIM15_CH1N."
      },
      {
        "number": "53",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT_f) I/O, Fm+ capable, with alternate functions TIM1_CH2N, TIM8_CH2N, I2C2_SDA, SPI2_MISO, DFSDM1_DATIN2, USART3_RTS_DE, TSC_G1_IO3, SWPMI1_RX, SAI2_MCLK_A and TIM15_CH1."
      },
      {
        "number": "54",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions RTC_REFIN, TIM1_CH3N, TIM8_CH3N, SPI2_MOSI, DFSDM1_CKIN2, TSC_G1_IO4, SWPMI1_SUSPEND, SAI2_SD_A and TIM15_CH2."
      },
      {
        "number": "55",
        "name": "PD8",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions USART3_TX, FMC_D13 and EVENTOUT."
      },
      {
        "number": "56",
        "name": "PD9",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions USART3_RX, FMC_D14, SAI2_MCLK_A and EVENTOUT."
      },
      {
        "number": "57",
        "name": "PD10",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions USART3_CK, TSC_G6_IO1, FMC_D15, SAI2_SCK_A and EVENTOUT."
      },
      {
        "number": "58",
        "name": "PD11",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions USART3_CTS, TSC_G6_IO2, FMC_A16, SAI2_SD_A, LPTIM2_ETR and EVENTOUT."
      },
      {
        "number": "59",
        "name": "PD12",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM4_CH1, USART3_RTS_DE, TSC_G6_IO3, FMC_A17, SAI2_FS_A, LPTIM2_IN1 and EVENTOUT."
      },
      {
        "number": "60",
        "name": "PD13",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM4_CH2, TSC_G6_IO4, FMC_A18, LPTIM2_OUT and EVENTOUT."
      },
      {
        "number": "61",
        "name": "PD14",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM4_CH3, FMC_D0 and EVENTOUT."
      },
      {
        "number": "62",
        "name": "PD15",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM4_CH4, FMC_D1 and EVENTOUT."
      },
      {
        "number": "63",
        "name": "PC6",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM3_CH1, TIM8_CH1, DFSDM1_CKIN3, TSC_G4_IO1, SDMMC1_D6, SAI2_MCLK_A and EVENTOUT."
      },
      {
        "number": "64",
        "name": "PC7",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM3_CH2, TIM8_CH2, DFSDM1_DATIN3, TSC_G4_IO2, SDMMC1_D7, SAI2_MCLK_B and EVENTOUT."
      },
      {
        "number": "65",
        "name": "PC8",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM3_CH3, TIM8_CH3, TSC_G4_IO3, SDMMC1_D0 and EVENTOUT."
      },
      {
        "number": "66",
        "name": "PC9",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM8_BKIN2, TIM3_CH4, TIM8_CH4, TSC_G4_IO4, SDMMC1_D1, SAI2_EXTCLK, TIM8_BKIN2_COMP1 and EVENTOUT."
      },
      {
        "number": "67",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions MCO, TIM1_CH1, USART1_CK, LPTIM2_OUT and EVENTOUT."
      },
      {
        "number": "68",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM1_CH2, USART1_TX, TIM15_BKIN and EVENTOUT."
      },
      {
        "number": "69",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM1_CH3, USART1_RX, TIM17_BKIN and EVENTOUT."
      },
      {
        "number": "70",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM1_CH4, TIM1_BKIN2, USART1_CTS, CAN1_RX, TIM1_BKIN2_COMP1 and EVENTOUT."
      },
      {
        "number": "71",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM1_ETR, USART1_RTS_DE, CAN1_TX and EVENTOUT."
      },
      {
        "number": "72",
        "name": "PA13 (JTMS-SWDIO)",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O that after reset is the JTMS-SWDIO debug function with internal pull-up enabled; also alternate function IR_OUT and EVENTOUT."
      },
      {
        "number": "73",
        "name": "VDD",
        "type": "power_in",
        "description": "Standard operating supply, 1.71 V to 3.6 V."
      },
      {
        "number": "74",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin for the digital supply domain."
      },
      {
        "number": "75",
        "name": "VDD",
        "type": "power_in",
        "description": "Standard operating supply, 1.71 V to 3.6 V."
      },
      {
        "number": "76",
        "name": "PA14 (JTCK-SWCLK)",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O that after reset is the JTCK-SWCLK debug function with internal pull-down enabled; also alternate function EVENTOUT."
      },
      {
        "number": "77",
        "name": "PA15 (JTDI)",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O that after reset is the JTDI debug function with internal pull-up enabled; also alternate functions TIM2_CH1, TIM2_ETR, SPI1_NSS, SPI3_NSS, UART4_RTS_DE, TSC_G3_IO1, SAI2_FS_B and EVENTOUT."
      },
      {
        "number": "78",
        "name": "PC10",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions SPI3_SCK, USART3_TX, UART4_TX, TSC_G3_IO2, SDMMC1_D2, SAI2_SCK_B and EVENTOUT."
      },
      {
        "number": "79",
        "name": "PC11",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions SPI3_MISO, USART3_RX, UART4_RX, TSC_G3_IO3, SDMMC1_D3, SAI2_MCLK_B and EVENTOUT."
      },
      {
        "number": "80",
        "name": "PC12",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions SPI3_MOSI, USART3_CK, UART5_TX, TSC_G3_IO4, SDMMC1_CK, SAI2_SD_B and EVENTOUT."
      },
      {
        "number": "81",
        "name": "PD0",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions SPI2_NSS, DFSDM1_DATIN7, CAN1_RX, FMC_D2 and EVENTOUT."
      },
      {
        "number": "82",
        "name": "PD1",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions SPI2_SCK, DFSDM1_CKIN7, CAN1_TX, FMC_D3 and EVENTOUT."
      },
      {
        "number": "83",
        "name": "PD2",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM3_ETR, USART3_RTS_DE, UART5_RX, TSC_SYNC, SDMMC1_CMD and EVENTOUT."
      },
      {
        "number": "84",
        "name": "PD3",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions SPI2_MISO, DFSDM1_DATIN0, USART2_CTS, FMC_CLK and EVENTOUT."
      },
      {
        "number": "85",
        "name": "PD4",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions SPI2_MOSI, DFSDM1_CKIN0, USART2_RTS_DE, FMC_NOE and EVENTOUT."
      },
      {
        "number": "86",
        "name": "PD5",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions USART2_TX, FMC_NWE and EVENTOUT."
      },
      {
        "number": "87",
        "name": "PD6",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions DFSDM1_DATIN1, USART2_RX, FMC_NWAIT, SAI1_SD_A and EVENTOUT."
      },
      {
        "number": "88",
        "name": "PD7",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions DFSDM1_CKIN1, USART2_CK, FMC_NE1 and EVENTOUT."
      },
      {
        "number": "89",
        "name": "PB3 (JTDO-TRACESWO)",
        "type": "bidirectional",
        "description": "3.6 V-tolerant (TT_a) I/O with analog switch function supplied by VDDA; after reset it is the JTDO-TRACESWO debug function, with alternate functions TIM2_CH2, SPI1_SCK, SPI3_SCK, USART1_RTS_DE, SAI1_SCK_B and EVENTOUT."
      },
      {
        "number": "90",
        "name": "PB4 (NJTRST)",
        "type": "bidirectional",
        "description": "3.6 V-tolerant (TT_a) I/O with analog switch function supplied by VDDA; after reset it is the NJTRST debug function with internal pull-up enabled, with alternate functions TIM3_CH1, SPI1_MISO, SPI3_MISO, USART1_CTS, UART5_RTS_DE, TSC_G2_IO1, SAI1_MCLK_B and TIM17_BKIN."
      },
      {
        "number": "91",
        "name": "PB5",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT_a) I/O with analog switch function supplied by VDDA, alternate functions LPTIM1_IN1, TIM3_CH2, I2C1_SMBA, SPI1_MOSI, SPI3_MOSI, USART1_CK, UART5_CTS, TSC_G2_IO2, COMP2_OUT, SAI1_SD_B and TIM16_BKIN."
      },
      {
        "number": "92",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT_fa) I/O, Fm+ capable, with analog switch function supplied by VDDA, alternate functions LPTIM1_ETR, TIM4_CH1, TIM8_BKIN2, I2C1_SCL, DFSDM1_DATIN5, USART1_TX, TSC_G2_IO3, SAI1_FS_B and TIM16_CH1N; additional function COMP2_INP."
      },
      {
        "number": "93",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT_fa) I/O, Fm+ capable, with analog switch function supplied by VDDA, alternate functions LPTIM1_IN2, TIM4_CH2, TIM8_BKIN, I2C1_SDA, DFSDM1_CKIN5, USART1_RX, UART4_CTS, TSC_G2_IO4, FMC_NL and TIM17_CH1N; additional functions COMP2_INM and PVD_IN."
      },
      {
        "number": "94",
        "name": "BOOT0",
        "type": "input",
        "description": "Dedicated BOOT0 input pin, which accepts up to 9 V per Table 20."
      },
      {
        "number": "95",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT_f) I/O, Fm+ capable, with alternate functions TIM4_CH3, I2C1_SCL, DFSDM1_DATIN6, CAN1_RX, SDMMC1_D4, SAI1_MCLK_A and TIM16_CH1."
      },
      {
        "number": "96",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT_f) I/O, Fm+ capable, with alternate functions IR_OUT, TIM4_CH4, I2C1_SDA, SPI2_NSS, DFSDM1_CKIN6, CAN1_TX, SDMMC1_D5, SAI1_FS_A and TIM17_CH1."
      },
      {
        "number": "97",
        "name": "PE0",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions TIM4_ETR, FMC_NBL0, TIM16_CH1 and EVENTOUT."
      },
      {
        "number": "98",
        "name": "PE1",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) bidirectional I/O with alternate functions FMC_NBL1, TIM17_CH1 and EVENTOUT."
      },
      {
        "number": "99",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin for the digital supply domain."
      },
      {
        "number": "100",
        "name": "VDD",
        "type": "power_in",
        "description": "Standard operating supply, 1.71 V to 3.6 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "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": [
          "extractor flagged: Pin rows for LQFP100 are taken from Table 16 (pages 62-74). Figure 9 on page 61 shows the STM32L471V",
          "1/100 pin names appear NOWHERE in the datasheet text: ['21:VREF+@p64']"
        ],
        "pages_sent": 77,
        "cost_usd": 0.1414,
        "at": "2026-11-05T23:56:39"
      },
      "datasheet": {
        "url": "https://www.st.com/resource/en/datasheet/stm32l471vet6tr.pdf",
        "pages": 229,
        "sha256": "2a91fd04e0793619",
        "source_tier": "mfr"
      },
      "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"
    },
    "models_3d": [
      {
        "file": "stm32l471vet6tr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          16,
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "51720097260ffba41c3062f85f67623721102fa535901c47cb555a1f444feeb3",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "stm32l471vet6tr-etched.step",
        "role": "eda",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "0cb9d22714e6faa9d5553c02c0da388bb8dc126cb44afa3bf7317ab2239cac9c",
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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "LQFP-100(14x14)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "100"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "2a91fd04e079361938576644b910a978826692fc64e8ab836a979cf02f2417fa",
      "rows": [
        {
          "name": "External main supply voltage (VDD, VDDA, VDDIO2, VBAT)",
          "symbol": "VDDX - VSS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 4,
          "conditions": "including VDD, VDDA, VDDIO2, VBAT",
          "source_page": 97,
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        },
        {
          "name": "Input voltage on any other pins",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "min printed as VSS-0.3",
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        },
        {
          "name": "Input voltage on BOOT0 pin",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 9,
          "conditions": "BOOT0 pin, min printed as VSS",
          "source_page": 97,
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        },
        {
          "name": "Total current into sum of all VDD power lines (source)",
          "symbol": "∑IVDD",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 98,
          "source": "datasheet"
        },
        {
          "name": "Total current out of sum of all VSS ground lines (sink)",
          "symbol": "∑IVSS",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
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        },
        {
          "name": "Maximum current into each VDD power pin (source)",
          "symbol": "IVDD(PIN)",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
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          "max": 100,
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        },
        {
          "name": "Maximum current out of each VSS ground pin (sink)",
          "symbol": "IVSS(PIN)",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 98,
          "source": "datasheet"
        },
        {
          "name": "Output current sunk by any I/O and control pin except FT_f",
          "symbol": "IIO(PIN)",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 98,
          "source": "datasheet"
        },
        {
          "name": "Output current sourced by any I/O and control pin",
          "symbol": "IIO(PIN)",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
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          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Total output current sunk by sum of all I/Os and control pins",
          "symbol": "∑IIO(PIN)",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 98,
          "source": "datasheet"
        },
        {
          "name": "Total output current sourced by sum of all I/Os and control pins",
          "symbol": "∑IIO(PIN)",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 98,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "TSTG",
          "kind": "thermal",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 98,
          "source": "datasheet"
        },
        {
          "name": "Maximum junction temperature",
          "symbol": "TJ",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 98,
          "source": "datasheet"
        },
        {
          "name": "Internal AHB clock frequency",
          "symbol": "fHCLK",
          "kind": "recommended_operating",
          "unit": "MHz",
          "min": 0,
          "typ": null,
          "max": 80,
          "conditions": "",
          "source_page": 99,
          "source": "datasheet"
        },
        {
          "name": "Standard operating voltage",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.71,
          "typ": null,
          "max": 3.6,
          "conditions": "",
          "source_page": 99,
          "source": "datasheet"
        },
        {
          "name": "PG[15:2] I/Os supply voltage",
          "symbol": "VDDIO2",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.08,
          "typ": null,
          "max": 3.6,
          "conditions": "At least one I/O in PG[15:2] used",
          "source_page": 99,
          "source": "datasheet"
        },
        {
          "name": "Analog supply voltage",
          "symbol": "VDDA",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.62,
          "typ": null,
          "max": 3.6,
          "conditions": "ADC or COMP used",
          "source_page": 99,
          "source": "datasheet"
        },
        {
          "name": "Backup operating voltage",
          "symbol": "VBAT",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.55,
          "typ": null,
          "max": 3.6,
          "conditions": "",
          "source_page": 99,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation at TA = 85 °C, LQFP100",
          "symbol": "PD",
          "kind": "thermal",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 476,
          "conditions": "TA = 85 °C for suffix 6",
          "source_page": 99,
          "source": "datasheet"
        },
        {
          "name": "Ambient temperature for suffix 6, maximum power dissipation",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "suffix 6 version, maximum power dissipation",
          "source_page": 100,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature range, suffix 6",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 105,
          "conditions": "Suffix 6 version",
          "source_page": 100,
          "source": "datasheet"
        },
        {
          "name": "Brown-out reset threshold 0, rising edge",
          "symbol": "VBOR0",
          "kind": "electrical",
          "unit": "V",
          "min": 1.62,
          "typ": 1.66,
          "max": 1.7,
          "conditions": "Rising edge",
          "source_page": 101,
          "source": "datasheet"
        },
        {
          "name": "Brown-out reset threshold 0, falling edge",
          "symbol": "VBOR0",
          "kind": "electrical",
          "unit": "V",
          "min": 1.6,
          "typ": 1.64,
          "max": 1.69,
          "conditions": "Falling edge",
          "source_page": 101,
          "source": "datasheet"
        },
        {
          "name": "Reset temporization after BOR0 is detected",
          "symbol": "tRSTTEMPO",
          "kind": "timing",
          "unit": "μs",
          "min": null,
          "typ": 250,
          "max": 400,
          "conditions": "VDD rising",
          "source_page": 101,
          "source": "datasheet"
        },
        {
          "name": "Internal reference voltage",
          "symbol": "VREFINT",
          "kind": "electrical",
          "unit": "V",
          "min": 1.182,
          "typ": 1.212,
          "max": 1.232,
          "conditions": "–40 °C < TA < +130 °C",
          "source_page": 103,
          "source": "datasheet"
        },
        {
          "name": "Internal reference voltage spread over the temperature range",
          "symbol": "∆VREFINT",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 5,
          "max": 7.5,
          "conditions": "VDD = 3 V",
          "source_page": 103,
          "source": "datasheet"
        },
        {
          "name": "Average temperature coefficient",
          "symbol": "TCoeff",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": null,
          "typ": 30,
          "max": 50,
          "conditions": "–40°C < TA < +130°C",
          "source_page": 103,
          "source": "datasheet"
        },
        {
          "name": "Long term stability",
          "symbol": "ACoeff",
          "kind": "electrical",
          "unit": "ppm",
          "min": null,
          "typ": 300,
          "max": 1000,
          "conditions": "1000 hours, T = 25°C",
          "source_page": 103,
          "source": "datasheet"
        },
        {
          "name": "Average voltage coefficient",
          "symbol": "VDDCoeff",
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