STM32F437VIT6

{
  "schema_version": 1,
  "type": "component",
  "slug": "stm32f437vit6",
  "title": "STM32F437VIT6",
  "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",
    "stm32f437vit6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "STM32F437VIT6",
    "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/8588923849974538240",
    "parts": {
      "symbol": "stm32f437vit6.kicad_sym",
      "footprint": "stm32f437vit6.kicad_mod",
      "model_3d": "stm32f437vit6-etched.glb",
      "model_3d_plain": "stm32f437vit6.glb",
      "model_3d_step": "stm32f437vit6-etched.step",
      "model_3d_step_plain": "stm32f437vit6.step",
      "lbr": "stm32f437vit6.lbr"
    },
    "distributor_links": {
      "lcsc": "C1337400",
      "digikey": "497-17464-ND",
      "mouser": "511-STM32F437VIT6"
    },
    "distributor_check": {
      "checked_at": "2026-10-01T06:07:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-17464-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-STM32F437VIT6",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PE2",
        "type": "bidirectional",
        "description": "GPIO port E pin 2, 5V tolerant I/O for trace clock, SPI4 SCK, SAI1 MCLK, Ethernet MII TXD3, FMC A23, or event output."
      },
      {
        "number": "2",
        "name": "PE3",
        "type": "bidirectional",
        "description": "GPIO port E pin 3, 5V tolerant I/O for trace data 0, SAI1 SD, or FMC A19."
      },
      {
        "number": "3",
        "name": "PE4",
        "type": "bidirectional",
        "description": "GPIO port E pin 4, 5V tolerant I/O for trace data 1, SPI4 NSS, SAI1 FS, FMC A20, DCMI D4, or LCD B0."
      },
      {
        "number": "4",
        "name": "PE5",
        "type": "bidirectional",
        "description": "GPIO port E pin 5, 5V tolerant I/O for trace data 2, TIM9 CH1, SPI4 MISO, SAI1 SCK, FMC A21, DCMI D6, or LCD G0."
      },
      {
        "number": "5",
        "name": "PE6",
        "type": "bidirectional",
        "description": "GPIO port E pin 6, 5V tolerant I/O for trace data 3, TIM9 CH2, SPI4 MOSI, SAI1 SD, FMC A22, DCMI D7, or LCD G1."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "VBAT supply pin for backup power domain, 1.7V to 3.6V range."
      },
      {
        "number": "7",
        "name": "PC13",
        "type": "bidirectional",
        "description": "GPIO port C pin 13, 5V tolerant I/O through power switch with 3 mA maximum current and 2 MHz speed limit, supports tamper 1 event."
      },
      {
        "number": "8",
        "name": "PC14",
        "type": "bidirectional",
        "description": "GPIO port C pin 14 / OSC32_IN, 5V tolerant I/O through power switch, 32 kHz oscillator input."
      },
      {
        "number": "9",
        "name": "PC15",
        "type": "bidirectional",
        "description": "GPIO port C pin 15 / OSC32_OUT, 5V tolerant I/O through power switch, 32 kHz oscillator output."
      },
      {
        "number": "10",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin for digital circuit."
      },
      {
        "number": "11",
        "name": "VDD",
        "type": "power_in",
        "description": "Main 3.3V power supply pin, 1.7V to 3.6V operating range."
      },
      {
        "number": "12",
        "name": "PH0",
        "type": "bidirectional",
        "description": "GPIO port H pin 0 / OSC_IN, 5V tolerant I/O for main oscillator input with 4-26 MHz crystal frequency range."
      },
      {
        "number": "13",
        "name": "PH1",
        "type": "bidirectional",
        "description": "GPIO port H pin 1 / OSC_OUT, 5V tolerant I/O for main oscillator output."
      },
      {
        "number": "14",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Reset pin with weak internal pull-up, active low assertion triggers device reset."
      },
      {
        "number": "15",
        "name": "PC0",
        "type": "bidirectional",
        "description": "GPIO port C pin 0, 5V tolerant I/O for ADC123 IN10, OTG_HS ULPI STP, or FMC SDNWE."
      },
      {
        "number": "16",
        "name": "PC1",
        "type": "bidirectional",
        "description": "GPIO port C pin 1, 5V tolerant I/O for ADC123 IN11 or Ethernet MDC."
      },
      {
        "number": "17",
        "name": "PC2",
        "type": "bidirectional",
        "description": "GPIO port C pin 2, 5V tolerant I/O for ADC123 IN12, SPI2 MISO, OTG_HS ULPI DIR, Ethernet MII TXD2, or FMC SDNE0."
      },
      {
        "number": "18",
        "name": "PC3",
        "type": "bidirectional",
        "description": "GPIO port C pin 3, 5V tolerant I/O for ADC123 IN13, SPI2 MOSI, OTG_HS ULPI NXT, Ethernet MII TX_CLK, or FMC SDCKE0."
      },
      {
        "number": "19",
        "name": "VDD",
        "type": "power_in",
        "description": "Main 3.3V power supply pin, 1.7V to 3.6V operating range."
      },
      {
        "number": "20",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground reference pin for ADC/DAC circuits."
      },
      {
        "number": "21",
        "name": "VREF+",
        "type": "power_in",
        "description": "Positive ADC reference voltage pin, typically 3.3V supply or external reference 1.65V to 3.6V."
      },
      {
        "number": "22",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog power supply pin for ADC and comparators, 1.7V to 3.6V range."
      },
      {
        "number": "23",
        "name": "PA0",
        "type": "bidirectional",
        "description": "GPIO port A pin 0 / WKUP, 5V tolerant I/O for ADC123 IN0, TIM2/TIM5/TIM8 input, USART2 CTS, or Ethernet MII CRS."
      },
      {
        "number": "24",
        "name": "PA1",
        "type": "bidirectional",
        "description": "GPIO port A pin 1, 5V tolerant I/O for ADC123 IN1, TIM2/TIM5 channel, USART2 RTS, or Ethernet MII RX_CLK."
      },
      {
        "number": "25",
        "name": "PA2",
        "type": "bidirectional",
        "description": "GPIO port A pin 2, 5V tolerant I/O for ADC123 IN2, TIM2/TIM5 channel, TIM9 CH1, USART2 TX, or Ethernet MDIO."
      },
      {
        "number": "26",
        "name": "PA3",
        "type": "bidirectional",
        "description": "GPIO port A pin 3, 5V tolerant I/O for ADC123 IN3, TIM2/TIM5 channel, TIM9 CH2, USART2 RX, OTG_HS ULPI D0, Ethernet MII COL, or LCD B5."
      },
      {
        "number": "27",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin for digital circuit."
      },
      {
        "number": "28",
        "name": "VDD",
        "type": "power_in",
        "description": "Main 3.3V power supply pin, 1.7V to 3.6V operating range."
      },
      {
        "number": "29",
        "name": "PA4",
        "type": "bidirectional",
        "description": "GPIO port A pin 4, 3.3V tolerant input/output connected to ADC for ADC12 IN4/DAC OUT1, SPI1/SPI3 NSS, USART2 CK, OTG_HS SOF, DCMI HSYNC, or LCD VSYNC."
      },
      {
        "number": "30",
        "name": "PA5",
        "type": "bidirectional",
        "description": "GPIO port A pin 5, 3.3V tolerant input/output connected to ADC for ADC12 IN5/DAC OUT2, TIM2/TIM8 channels, SPI1 SCK, or OTG_HS ULPI CK."
      },
      {
        "number": "31",
        "name": "PA6",
        "type": "bidirectional",
        "description": "GPIO port A pin 6, 5V tolerant I/O for ADC12 IN6, TIM1/TIM3/TIM8/TIM13 channels, SPI1 MISO, DCMI PIXCLK, or LCD G2."
      },
      {
        "number": "32",
        "name": "PA7",
        "type": "bidirectional",
        "description": "GPIO port A pin 7, 5V tolerant I/O for ADC12 IN7, TIM1/TIM3/TIM8/TIM14 channels, SPI1 MOSI, Ethernet MII RX_DV, or RMII CRS_DV."
      },
      {
        "number": "33",
        "name": "PC4",
        "type": "bidirectional",
        "description": "GPIO port C pin 4, 5V tolerant I/O for ADC12 IN14 and Ethernet MII RXD0 or RMII RXD0."
      },
      {
        "number": "34",
        "name": "PC5",
        "type": "bidirectional",
        "description": "GPIO port C pin 5, 5V tolerant I/O for ADC12 IN15 and Ethernet MII RXD1 or RMII RXD1."
      },
      {
        "number": "35",
        "name": "PB0",
        "type": "bidirectional",
        "description": "GPIO port B pin 0, 5V tolerant I/O for ADC12 IN8, TIM1/TIM3/TIM8 channels, LCD R3, OTG_HS ULPI D1, or Ethernet MII RXD2."
      },
      {
        "number": "36",
        "name": "PB1",
        "type": "bidirectional",
        "description": "GPIO port B pin 1, 5V tolerant I/O for ADC12 IN9, TIM1/TIM3/TIM8 channels, LCD R6, OTG_HS ULPI D2, or Ethernet MII RXD3."
      },
      {
        "number": "37",
        "name": "PB2",
        "type": "bidirectional",
        "description": "GPIO port B pin 2 / BOOT1, 5V tolerant I/O for general purpose or boot mode selection."
      },
      {
        "number": "38",
        "name": "PE7",
        "type": "bidirectional",
        "description": "GPIO port E pin 7, 5V tolerant I/O for TIM1 ETR, UART7 RX, or FMC D4 data bus."
      },
      {
        "number": "39",
        "name": "PE8",
        "type": "bidirectional",
        "description": "GPIO port E pin 8, 5V tolerant I/O for TIM1 CH1N, UART7 TX, or FMC D5 data bus."
      },
      {
        "number": "40",
        "name": "PE9",
        "type": "bidirectional",
        "description": "GPIO port E pin 9, 5V tolerant I/O for TIM1 CH1 or FMC D6 data bus."
      },
      {
        "number": "41",
        "name": "PE10",
        "type": "bidirectional",
        "description": "GPIO port E pin 10, 5V tolerant I/O for TIM1 CH2N or FMC D7 data bus."
      },
      {
        "number": "42",
        "name": "PE11",
        "type": "bidirectional",
        "description": "GPIO port E pin 11, 5V tolerant I/O for TIM1 CH2, SPI4 NSS, LCD G3, or FMC D8 data bus."
      },
      {
        "number": "43",
        "name": "PE12",
        "type": "bidirectional",
        "description": "GPIO port E pin 12, 5V tolerant I/O for TIM1 CH3N, SPI4 SCK, LCD B4, or FMC D9 data bus."
      },
      {
        "number": "44",
        "name": "PE13",
        "type": "bidirectional",
        "description": "GPIO port E pin 13, 5V tolerant I/O for TIM1 CH3, SPI4 MISO, LCD DE, or FMC D10 data bus."
      },
      {
        "number": "45",
        "name": "PE14",
        "type": "bidirectional",
        "description": "GPIO port E pin 14, 5V tolerant I/O for TIM1 CH4, SPI4 MOSI, LCD CLK, or FMC D11 data bus."
      },
      {
        "number": "46",
        "name": "PE15",
        "type": "bidirectional",
        "description": "GPIO port E pin 15, 5V tolerant I/O for TIM1 BKIN, LCD R7, or FMC D12 data bus."
      },
      {
        "number": "47",
        "name": "PB10",
        "type": "bidirectional",
        "description": "GPIO port B pin 10, 5V tolerant I/O for TIM2 CH3, I2C2 SCL, SPI2 SCK, USART3 TX, OTG_HS ULPI D3, Ethernet MII RX_ER, or LCD G4."
      },
      {
        "number": "48",
        "name": "PB11",
        "type": "bidirectional",
        "description": "GPIO port B pin 11, 5V tolerant I/O for TIM2 CH4, I2C2 SDA, USART3 RX, OTG_HS ULPI D4, Ethernet MII TX_EN, or LCD G5."
      },
      {
        "number": "49",
        "name": "VCAP_1",
        "type": "power_in",
        "description": "Voltage regulator capacitor pin, requires 1 µF to 10 µF ceramic capacitor to ground."
      },
      {
        "number": "50",
        "name": "VDD",
        "type": "power_in",
        "description": "Main 3.3V power supply pin, 1.7V to 3.6V operating range."
      },
      {
        "number": "51",
        "name": "PB12",
        "type": "bidirectional",
        "description": "GPIO port B pin 12, 5V tolerant I/O for TIM1 BKIN, I2C2 SMBA, SPI2 NSS, USART3 CK, CAN2 RX, OTG_HS ULPI D5, Ethernet MII TXD0, or OTG_HS ID."
      },
      {
        "number": "52",
        "name": "PB13",
        "type": "bidirectional",
        "description": "GPIO port B pin 13, 5V tolerant I/O for TIM1 CH1N, SPI2 SCK, USART3 CTS, CAN2 TX, OTG_HS ULPI D6, Ethernet MII TXD1, or OTG_HS VBUS."
      },
      {
        "number": "53",
        "name": "PB14",
        "type": "bidirectional",
        "description": "GPIO port B pin 14, 5V tolerant I/O for TIM1/TIM8 CH2N, SPI2 MISO, USART3 RTS, TIM12 CH1, or OTG_HS DM."
      },
      {
        "number": "54",
        "name": "PB15",
        "type": "bidirectional",
        "description": "GPIO port B pin 15, 5V tolerant I/O for RTC REFIN, TIM1/TIM8 CH3N, SPI2 MOSI, TIM12 CH2, or OTG_HS DP."
      },
      {
        "number": "55",
        "name": "PD8",
        "type": "bidirectional",
        "description": "GPIO port D pin 8, 5V tolerant I/O for USART3 TX or FMC D13 data bus."
      },
      {
        "number": "56",
        "name": "PD9",
        "type": "bidirectional",
        "description": "GPIO port D pin 9, 5V tolerant I/O for USART3 RX or FMC D14 data bus."
      },
      {
        "number": "57",
        "name": "PD10",
        "type": "bidirectional",
        "description": "GPIO port D pin 10, 5V tolerant I/O for USART3 CK, LCD B3, or FMC D15 data bus."
      },
      {
        "number": "58",
        "name": "PD11",
        "type": "bidirectional",
        "description": "GPIO port D pin 11, 5V tolerant I/O for USART3 CTS or FMC A16 address bus."
      },
      {
        "number": "59",
        "name": "PD12",
        "type": "bidirectional",
        "description": "GPIO port D pin 12, 5V tolerant I/O for TIM4 CH1, USART3 RTS, or FMC A17 address bus."
      },
      {
        "number": "60",
        "name": "PD13",
        "type": "bidirectional",
        "description": "GPIO port D pin 13, 5V tolerant I/O for TIM4 CH2 or FMC A18 address bus."
      },
      {
        "number": "61",
        "name": "PD14",
        "type": "bidirectional",
        "description": "GPIO port D pin 14, 5V tolerant I/O for TIM4 CH3 or FMC D0 data bus."
      },
      {
        "number": "62",
        "name": "PD15",
        "type": "bidirectional",
        "description": "GPIO port D pin 15, 5V tolerant I/O for TIM4 CH4 or FMC D1 data bus."
      },
      {
        "number": "63",
        "name": "PC6",
        "type": "bidirectional",
        "description": "GPIO port C pin 6, 5V tolerant I/O for TIM3/TIM8 CH1, I2S2 MCK, USART6 TX, SDIO D6, DCMI D0, or LCD HSYNC."
      },
      {
        "number": "64",
        "name": "PC7",
        "type": "bidirectional",
        "description": "GPIO port C pin 7, 5V tolerant I/O for TIM3/TIM8 CH2, I2S3 MCK, USART6 RX, SDIO D7, DCMI D1, or LCD G6."
      },
      {
        "number": "65",
        "name": "PC8",
        "type": "bidirectional",
        "description": "GPIO port C pin 8, 5V tolerant I/O for TIM3/TIM8 CH3, USART6 CK, SDIO D0, or DCMI D2."
      },
      {
        "number": "66",
        "name": "PC9",
        "type": "bidirectional",
        "description": "GPIO port C pin 9, 5V tolerant I/O for MCO2, TIM3/TIM8 CH4, I2C3 SDA, I2S CKIN, SDIO D1, or DCMI D3."
      },
      {
        "number": "67",
        "name": "PA8",
        "type": "bidirectional",
        "description": "GPIO port A pin 8, 5V tolerant I/O for MCO1, TIM1 CH1, I2C3 SCL, USART1 CK, OTG_FS SOF, or LCD R6."
      },
      {
        "number": "68",
        "name": "PA9",
        "type": "bidirectional",
        "description": "GPIO port A pin 9, 5V tolerant I/O for TIM1 CH2, I2C3 SMBA, USART1 TX, DCMI D0, or OTG_FS VBUS."
      },
      {
        "number": "69",
        "name": "PA10",
        "type": "bidirectional",
        "description": "GPIO port A pin 10, 5V tolerant I/O for TIM1 CH3, USART1 RX, OTG_FS ID, or DCMI D1."
      },
      {
        "number": "70",
        "name": "PA11",
        "type": "bidirectional",
        "description": "GPIO port A pin 11, 5V tolerant I/O for TIM1 CH4, USART1 CTS, CAN1 RX, LCD R4, or OTG_FS DM."
      },
      {
        "number": "71",
        "name": "PA12",
        "type": "bidirectional",
        "description": "GPIO port A pin 12, 5V tolerant I/O for TIM1 ETR, USART1 RTS, CAN1 TX, LCD R5, or OTG_FS DP."
      },
      {
        "number": "72",
        "name": "PA13",
        "type": "bidirectional",
        "description": "GPIO port A pin 13 / JTMS-SWDIO, 5V tolerant I/O for JTAG test mode select or serial wire debug data I/O."
      },
      {
        "number": "73",
        "name": "VCAP_2",
        "type": "power_in",
        "description": "Voltage regulator capacitor pin, requires 1 µF to 10 µF ceramic capacitor to ground."
      },
      {
        "number": "74",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin for digital circuit."
      },
      {
        "number": "75",
        "name": "VDD",
        "type": "power_in",
        "description": "Main 3.3V power supply pin, 1.7V to 3.6V operating range."
      },
      {
        "number": "76",
        "name": "PA14",
        "type": "bidirectional",
        "description": "GPIO port A pin 14 / JTCK-SWCLK, 5V tolerant I/O for JTAG test clock or serial wire debug clock."
      },
      {
        "number": "77",
        "name": "PA15",
        "type": "bidirectional",
        "description": "GPIO port A pin 15 / JTDI, 5V tolerant I/O for JTAG data input, TIM2 CH1, SPI1/SPI3 NSS, or event output."
      },
      {
        "number": "78",
        "name": "PC10",
        "type": "bidirectional",
        "description": "GPIO port C pin 10, 5V tolerant I/O for SPI3 SCK, USART3/UART4 TX, SDIO D2, DCMI D8, or LCD R2."
      },
      {
        "number": "79",
        "name": "PC11",
        "type": "bidirectional",
        "description": "GPIO port C pin 11, 5V tolerant I/O for SPI3 MISO, USART3/UART4 RX, SDIO D3, or DCMI D4."
      },
      {
        "number": "80",
        "name": "PC12",
        "type": "bidirectional",
        "description": "GPIO port C pin 12, 5V tolerant I/O for SPI3 MOSI, USART3 CK, UART5 TX, SDIO CK, or DCMI D9."
      },
      {
        "number": "81",
        "name": "PD0",
        "type": "bidirectional",
        "description": "GPIO port D pin 0, 5V tolerant I/O for CAN1 RX or FMC D2 data bus."
      },
      {
        "number": "82",
        "name": "PD1",
        "type": "bidirectional",
        "description": "GPIO port D pin 1, 5V tolerant I/O for CAN1 TX or FMC D3 data bus."
      },
      {
        "number": "83",
        "name": "PD2",
        "type": "bidirectional",
        "description": "GPIO port D pin 2, 5V tolerant I/O for TIM3 ETR, UART5 RX, SDIO CMD, or DCMI D11."
      },
      {
        "number": "84",
        "name": "PD3",
        "type": "bidirectional",
        "description": "GPIO port D pin 3, 5V tolerant I/O for SPI2 SCK, USART2 CTS, FMC CLK, DCMI D5, or LCD G7."
      },
      {
        "number": "85",
        "name": "PD4",
        "type": "bidirectional",
        "description": "GPIO port D pin 4, 5V tolerant I/O for USART2 RTS or FMC NOE read control signal."
      },
      {
        "number": "86",
        "name": "PD5",
        "type": "bidirectional",
        "description": "GPIO port D pin 5, 5V tolerant I/O for USART2 TX or FMC NWE write control signal."
      },
      {
        "number": "87",
        "name": "PD6",
        "type": "bidirectional",
        "description": "GPIO port D pin 6, 5V tolerant I/O for SPI3 MOSI, SAI1 SD, USART2 RX, FMC NWAIT, DCMI D10, or LCD B2."
      },
      {
        "number": "88",
        "name": "PD7",
        "type": "bidirectional",
        "description": "GPIO port D pin 7, 5V tolerant I/O for USART2 CK or FMC NE1/NCE2 chip enable signal."
      },
      {
        "number": "89",
        "name": "PB3",
        "type": "bidirectional",
        "description": "GPIO port B pin 3 / JTDO-TRACESWO, 5V tolerant I/O for JTAG data output or SWD trace output, TIM2 CH2, or SPI1 SCK."
      },
      {
        "number": "90",
        "name": "PB4",
        "type": "bidirectional",
        "description": "GPIO port B pin 4 / NJTRST, 5V tolerant I/O for JTAG test reset, TIM3 CH1, SPI1 MISO, or SPI3 MISO."
      },
      {
        "number": "91",
        "name": "PB5",
        "type": "bidirectional",
        "description": "GPIO port B pin 5, 5V tolerant I/O for TIM3 CH2, I2C1 SMBA, SPI1/SPI3 MOSI, CAN2 RX, OTG_HS ULPI D7, Ethernet PPS, FMC SDCKE1, or DCMI D10."
      },
      {
        "number": "92",
        "name": "PB6",
        "type": "bidirectional",
        "description": "GPIO port B pin 6, 5V tolerant I/O for TIM4 CH1, I2C1 SCL, USART1 TX, CAN2 TX, FMC SDNE1, or DCMI D5."
      },
      {
        "number": "93",
        "name": "PB7",
        "type": "bidirectional",
        "description": "GPIO port B pin 7, 5V tolerant I/O for TIM4 CH2, I2C1 SDA, USART1 RX, FMC NL, or DCMI VSYNC."
      },
      {
        "number": "94",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot mode select pin (active high), selects between boot from user flash (0) or system memory (1), can be pulled high for user code execution."
      },
      {
        "number": "95",
        "name": "PB8",
        "type": "bidirectional",
        "description": "GPIO port B pin 8, 5V tolerant I/O for TIM4/TIM10 channel, I2C1 SCL, CAN1 RX, Ethernet MII TXD3, SDIO D4, DCMI D6, or LCD B6."
      },
      {
        "number": "96",
        "name": "PB9",
        "type": "bidirectional",
        "description": "GPIO port B pin 9, 5V tolerant I/O for TIM4/TIM11 channel, I2C1 SDA, SPI2 NSS, CAN1 TX, SDIO D5, DCMI D7, or LCD B7."
      },
      {
        "number": "97",
        "name": "PE0",
        "type": "bidirectional",
        "description": "GPIO port E pin 0, 5V tolerant I/O for TIM4 ETR, UART8 RX, FMC NBL0, or DCMI D2."
      },
      {
        "number": "98",
        "name": "PE1",
        "type": "bidirectional",
        "description": "GPIO port E pin 1, 5V tolerant I/O for UART8 TX, FMC NBL1, or DCMI D3."
      },
      {
        "number": "99",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin for digital circuit."
      },
      {
        "number": "100",
        "name": "VDD",
        "type": "power_in",
        "description": "Main 3.3V power supply pin, 1.7V to 3.6V operating range."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: PC13, PC14, PC15, and PI8 are powered through a limited current power switch rated for 3 mA maximum,",
          "56/100 pins cited to the wrong page (name found elsewhere): ['35:PB0@p56', '36:PB1@p56', '38:PE7@p57', '39:PE8@p57']"
        ],
        "pages_sent": 93,
        "cost_usd": 0.7054,
        "at": "2026-10-01T06:06:55"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588923849974538240",
        "pages": 241,
        "sha256": "2505988d88e7f454",
        "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": [
    "stm32f437vit6"
  ],
  "discovery_pitch": "STM32F437VIT6 (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",
    "stm32f437vit6.kicad_sym",
    "stm32f437vit6.kicad_mod",
    "stm32f437vit6.glb",
    "stm32f437vit6.step",
    "stm32f437vit6.lbr",
    "docs/hero.png",
    "docs/stm32f437vit6-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  }
}