STM32H753IIT6

{
  "slug": "stm32h753iit6",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-176(24x24). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "stm32h753iit6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "stm32h753iit6.kicad_sym",
    "stm32h753iit6.kicad_mod",
    "stm32h753iit6.glb",
    "stm32h753iit6.step",
    "stm32h753iit6.lbr",
    "docs/hero.png",
    "docs/stm32h753iit6-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "STM32H753IIT6",
    "manufacturer": "STMicroelectronics",
    "package": "LQFP-176(24x24)",
    "pin_count": 176,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884006305730560",
    "parts": {
      "symbol": "stm32h753iit6.kicad_sym",
      "footprint": "stm32h753iit6.kicad_mod",
      "model_3d": "stm32h753iit6-etched.glb",
      "model_3d_plain": "stm32h753iit6.glb",
      "model_3d_step": "stm32h753iit6-etched.step",
      "model_3d_step_plain": "stm32h753iit6.step",
      "lbr": "stm32h753iit6.lbr"
    },
    "distributor_links": {
      "lcsc": "C146558",
      "digikey": "497-18565-ND",
      "mouser": "511-STM32H753IIT6"
    },
    "distributor_check": {
      "checked_at": "2026-10-01T08:37:38Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-18565-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-STM32H753IIT6",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PE2",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions include TRACECLK, SAI1_CK1, SPI4_SCK, QUADSPI_BK1_IO2, ETH_MII_TXD3, FMC_A23."
      },
      {
        "number": "2",
        "name": "PE3",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions include TRACED0, TIM15_BKIN, SAI1_SD_B, FMC_A19."
      },
      {
        "number": "3",
        "name": "PE4",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions include TRACED1, SAI1_D2, DFSDM_DATIN3, SPI4_NSS, FMC_A20, DCMI_D4, LCD_B0."
      },
      {
        "number": "4",
        "name": "PE5",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions include TRACED2, SAI1_CK2, TIM15_CH1, SPI4_MISO, FMC_A21, DCMI_D6, LCD_G0."
      },
      {
        "number": "5",
        "name": "PE6",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions include TRACED3, TIM1_BKIN2, SAI1_D1, SPI4_MOSI, FMC_A22, DCMI_D7, LCD_G1."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup domain supply (RTC, backup registers, backup SRAM); 1.2 to 3.6 V per power scheme figure."
      },
      {
        "number": "7",
        "name": "PI8",
        "type": "bidirectional",
        "description": "FT I/O; EVENTOUT; additional functions RTC_TAMP_2, RTC_TS, WKUP3."
      },
      {
        "number": "8",
        "name": "PC13",
        "type": "bidirectional",
        "description": "FT I/O; EVENTOUT; additional functions RTC_TAMP_1, RTC_TS, WKUP2."
      },
      {
        "number": "9",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "FT I/O (PC14) that serves as OSC32_IN for the 32.768 kHz LSE crystal."
      },
      {
        "number": "10",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "FT I/O (PC15) that serves as OSC32_OUT for the 32.768 kHz LSE crystal."
      },
      {
        "number": "11",
        "name": "PI9",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions include UART4_RX, CAN1_RX, FMC_D30, LCD_VSYNC."
      },
      {
        "number": "12",
        "name": "PI10",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions include CAN1_RXFD, ETH_MII_RX_ER, FMC_D31, LCD_HSYNC."
      },
      {
        "number": "13",
        "name": "PI11",
        "type": "bidirectional",
        "description": "FT I/O; alternate functions LCD_G6, OTG_HS_ULPI_DIR; additional function WKUP4."
      },
      {
        "number": "14",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground; must be connected to external ground."
      },
      {
        "number": "15",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin."
      },
      {
        "number": "16",
        "name": "PF0",
        "type": "bidirectional",
        "description": "FT_f I/O (I2C FM+); alternate functions I2C2_SDA, FMC_A0."
      },
      {
        "number": "17",
        "name": "PF1",
        "type": "bidirectional",
        "description": "FT_f I/O (I2C FM+); alternate functions I2C2_SCL, FMC_A1."
      },
      {
        "number": "18",
        "name": "PF2",
        "type": "bidirectional",
        "description": "FT I/O; alternate functions I2C2_SMBA, FMC_A2."
      },
      {
        "number": "19",
        "name": "PF3",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate function FMC_A3; additional function ADC3_INP5."
      },
      {
        "number": "20",
        "name": "PF4",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate function FMC_A4; additional functions ADC3_INN5, ADC3_INP9."
      },
      {
        "number": "21",
        "name": "PF5",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate function FMC_A5; additional function ADC3_INP4."
      },
      {
        "number": "22",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground; must be connected to external ground."
      },
      {
        "number": "23",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin."
      },
      {
        "number": "24",
        "name": "PF6",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate functions TIM16_CH1, SPI5_NSS, SAI1_SD_B, UART7_RX, QUADSPI_BK1_IO3; ADC3_INN4/INP8."
      },
      {
        "number": "25",
        "name": "PF7",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate functions TIM17_CH1, SPI5_SCK, SAI1_MCLK_B, UART7_TX, QUADSPI_BK1_IO2; ADC3_INP3."
      },
      {
        "number": "26",
        "name": "PF8",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate functions TIM16_CH1N, SPI5_MISO, UART7_RTS, TIM13_CH1, QUADSPI_BK1_IO0; ADC3_INN3/INP7."
      },
      {
        "number": "27",
        "name": "PF9",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate functions TIM17_CH1N, SPI5_MOSI, UART7_CTS, TIM14_CH1, QUADSPI_BK1_IO1; ADC3_INP2."
      },
      {
        "number": "28",
        "name": "PF10",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate functions TIM16_BKIN, SAI1_D3, QUADSPI_CLK, DCMI_D11, LCD_DE; ADC3_INN2/INP6."
      },
      {
        "number": "29",
        "name": "PH0-OSC_IN",
        "type": "bidirectional",
        "description": "FT I/O (PH0) that serves as OSC_IN for the HSE oscillator."
      },
      {
        "number": "30",
        "name": "PH1-OSC_OUT",
        "type": "bidirectional",
        "description": "FT I/O (PH1) that serves as OSC_OUT for the HSE oscillator."
      },
      {
        "number": "31",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Bidirectional reset pin with embedded weak pull-up resistor."
      },
      {
        "number": "32",
        "name": "PC0",
        "type": "bidirectional",
        "description": "FT_a I/O; alternate functions DFSDM_CKIN0, SAI2_FS_B, OTG_HS_ULPI_STP, FMC_SDNWE, LCD_R5; ADC123_INP10."
      },
      {
        "number": "33",
        "name": "PC1",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate functions TRACED0, SAI1_D1, SPI2_MOSI/I2S2_SDO, SDMMC2_CK, ETH_MDC; ADC123_INN10/INP11, RTC_TAMP_3/WKUP5."
      },
      {
        "number": "34",
        "name": "PC2_C",
        "type": "input",
        "description": "Analog-only TT_a pad connected to PC2 via analog switch; additional functions ADC3_INN1, ADC3_INP0."
      },
      {
        "number": "35",
        "name": "PC3_C",
        "type": "input",
        "description": "Analog-only TT_a pad connected to PC3 via analog switch; additional function ADC3_INP1."
      },
      {
        "number": "36",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin."
      },
      {
        "number": "37",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground; must be connected to external ground."
      },
      {
        "number": "38",
        "name": "VREF+",
        "type": "power_in",
        "description": "Reference voltage input/output for the ADCs and DACs (internal VREFBUF output)."
      },
      {
        "number": "39",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply, 1.62 to 3.6 V when ADC or COMP is used (1.8 V for DAC, 2.0 V for OPAMP)."
      },
      {
        "number": "40",
        "name": "PA0-WKUP",
        "type": "bidirectional",
        "description": "FT_a I/O (PA0); alternate functions TIM2_CH1/ETR, TIM5_CH1, USART2_CTS_NSS, UART4_TX, SDMMC2_CMD; ADC1_INP16, WKUP0."
      },
      {
        "number": "41",
        "name": "PA1",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate functions TIM2_CH2, TIM5_CH2, USART2_RTS, UART4_RX, ETH_MII_RX_CLK/RMII_REF_CLK; ADC1_INN16/INP17."
      },
      {
        "number": "42",
        "name": "PA2",
        "type": "bidirectional",
        "description": "FT_a I/O; alternate functions TIM2_CH3, TIM5_CH3, USART2_TX, ETH_MDIO, MDIOS_MDIO; ADC12_INP14, WKUP1."
      },
      {
        "number": "43",
        "name": "PH2",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate functions LPTIM1_IN2, QUADSPI_BK2_IO0, SAI2_SCK_B, FMC_SDCKE0, LCD_R0; ADC3_INP13."
      },
      {
        "number": "44",
        "name": "PH3",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate functions QUADSPI_BK2_IO1, SAI2_MCK_B, ETH_MII_COL, FMC_SDNE0; ADC3_INN13/INP14."
      },
      {
        "number": "45",
        "name": "PH4",
        "type": "bidirectional",
        "description": "FT_fa I/O; alternate functions I2C2_SCL, OTG_HS_ULPI_NXT, LCD_G5/G4; ADC3_INN14/INP15."
      },
      {
        "number": "46",
        "name": "PH5",
        "type": "bidirectional",
        "description": "FT_fa I/O; alternate functions I2C2_SDA, SPI5_NSS, FMC_SDNWE; ADC3_INN15/INP16."
      },
      {
        "number": "47",
        "name": "PA3",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate functions TIM2_CH4, TIM5_CH4, USART2_RX, OTG_HS_ULPI_D0, LCD_B2/B5; ADC12_INP15."
      },
      {
        "number": "48",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground; must be connected to external ground."
      },
      {
        "number": "49",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin."
      },
      {
        "number": "50",
        "name": "PA4",
        "type": "bidirectional",
        "description": "TT_a I/O; alternate functions SPI1_NSS/I2S1_WS, SPI3_NSS, USART2_CK, DCMI_HSYNC; ADC12_INP18, DAC1_OUT1."
      },
      {
        "number": "51",
        "name": "PA5",
        "type": "bidirectional",
        "description": "TT_ha I/O; alternate functions TIM2_CH1/ETR, TIM8_CH1N, SPI1_SCK, OTG_HS_ULPI_CK; ADC12_INN18/INP19, DAC1_OUT2."
      },
      {
        "number": "52",
        "name": "PA6",
        "type": "bidirectional",
        "description": "FT_a I/O; alternate functions TIM1_BKIN, TIM3_CH1, SPI1_MISO, DCMI_PIXCLK, LCD_G2; ADC12_INP3."
      },
      {
        "number": "53",
        "name": "PA7",
        "type": "bidirectional",
        "description": "TT_a I/O; alternate functions TIM1_CH1N, TIM3_CH2, SPI1_MOSI, ETH_MII_RX_DV; ADC12_INN3/INP7, OPAMP1_VINM."
      },
      {
        "number": "54",
        "name": "PC4",
        "type": "bidirectional",
        "description": "TT_a I/O; alternate functions DFSDM_CKIN2, I2S1_MCK, SPDIFRX_IN2, ETH_MII_RXD0, FMC_SDNE0; ADC12_INP4, OPAMP1_VOUT, COMP_1_INM."
      },
      {
        "number": "55",
        "name": "PC5",
        "type": "bidirectional",
        "description": "TT_a I/O; alternate functions SAI1_D3, DFSDM_DATIN2, ETH_MII_RXD1, FMC_SDCKE0, COMP_1_OUT; ADC12_INN4/INP8, OPAMP1_VINM."
      },
      {
        "number": "56",
        "name": "PB0",
        "type": "bidirectional",
        "description": "FT_a I/O; alternate functions TIM1_CH2N, TIM3_CH3, UART4_CTS, OTG_HS_ULPI_D1, LCD_R3; ADC12_INN5/INP9, OPAMP1_VINP, COMP_1_INP."
      },
      {
        "number": "57",
        "name": "PB1",
        "type": "bidirectional",
        "description": "TT_u I/O; alternate functions TIM1_CH3N, TIM3_CH4, OTG_HS_ULPI_D2, ETH_MII_RXD3; ADC12_INP5, COMP_1_INM."
      },
      {
        "number": "58",
        "name": "PB2",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate functions SAI1_D1, SPI3_MOSI/I2S3_SDO, QUADSPI_CLK, ETH_TX_ER; COMP_1_INP, RTC_OUT."
      },
      {
        "number": "59",
        "name": "PF11",
        "type": "bidirectional",
        "description": "FT_a I/O; alternate functions SPI5_MOSI, SAI2_SD_B, FMC_SDNRAS, DCMI_D12; ADC1_INP2."
      },
      {
        "number": "60",
        "name": "PF12",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate function FMC_A6; additional functions ADC1_INN2, ADC1_INP6."
      },
      {
        "number": "61",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground; must be connected to external ground."
      },
      {
        "number": "62",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin."
      },
      {
        "number": "63",
        "name": "PF13",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate functions DFSDM_DATIN6, I2C4_SMBA, FMC_A7; ADC2_INP2."
      },
      {
        "number": "64",
        "name": "PF14",
        "type": "bidirectional",
        "description": "FT_fha I/O; alternate functions DFSDM_CKIN6, I2C4_SCL, FMC_A8; ADC2_INN2/INP6."
      },
      {
        "number": "65",
        "name": "PF15",
        "type": "bidirectional",
        "description": "FT_fh I/O; alternate functions I2C4_SDA, FMC_A9."
      },
      {
        "number": "66",
        "name": "PG0",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate function FMC_A10."
      },
      {
        "number": "67",
        "name": "PG1",
        "type": "bidirectional",
        "description": "TT_h I/O; alternate function FMC_A11; additional function OPAMP2_VINM."
      },
      {
        "number": "68",
        "name": "PE7",
        "type": "bidirectional",
        "description": "TT_ha I/O; alternate functions TIM1_ETR, DFSDM_DATIN2, UART7_RX, FMC_D4; OPAMP2_VOUT, COMP_2_INM."
      },
      {
        "number": "69",
        "name": "PE8",
        "type": "bidirectional",
        "description": "TT_ha I/O; alternate functions TIM1_CH1N, DFSDM_CKIN2, UART7_TX, FMC_D5, COMP_2_OUT; OPAMP2_VINM."
      },
      {
        "number": "70",
        "name": "PE9",
        "type": "bidirectional",
        "description": "TT_ha I/O; alternate functions TIM1_CH1, DFSDM_CKOUT, UART7_RTS, FMC_D6; OPAMP2_VINP, COMP_2_INP."
      },
      {
        "number": "71",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground; must be connected to external ground."
      },
      {
        "number": "72",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin."
      },
      {
        "number": "73",
        "name": "PE10",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate functions TIM1_CH2N, DFSDM_DATIN4, UART7_CTS, FMC_D7; COMP_2_INM."
      },
      {
        "number": "74",
        "name": "PE11",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate functions TIM1_CH2, SPI4_NSS, SAI2_SD_B, FMC_D8, LCD_G3; COMP_2_INP."
      },
      {
        "number": "75",
        "name": "PE12",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM1_CH3N, SPI4_SCK, SAI2_SCK_B, FMC_D9, COMP_1_OUT, LCD_B4."
      },
      {
        "number": "76",
        "name": "PE13",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM1_CH3, SPI4_MISO, SAI2_FS_B, FMC_D10, COMP_2_OUT, LCD_DE."
      },
      {
        "number": "77",
        "name": "PE14",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM1_CH4, SPI4_MOSI, SAI2_MCK_B, FMC_D11, LCD_CLK."
      },
      {
        "number": "78",
        "name": "PE15",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM1_BKIN, FMC_D12, TIM1_BKIN_COMP12, LCD_R7."
      },
      {
        "number": "79",
        "name": "PB10",
        "type": "bidirectional",
        "description": "FT_f I/O; alternate functions TIM2_CH3, I2C2_SCL, SPI2_SCK, USART3_TX, QUADSPI_BK1_NCS, OTG_HS_ULPI_D3, LCD_G4."
      },
      {
        "number": "80",
        "name": "PB11",
        "type": "bidirectional",
        "description": "FT_f I/O; alternate functions TIM2_CH4, I2C2_SDA, USART3_RX, OTG_HS_ULPI_D4, ETH_MII_TX_EN, LCD_G5."
      },
      {
        "number": "81",
        "name": "VCAP1",
        "type": "passive",
        "description": "Main regulator stabilization pin; requires 2.2 \u00b5F external capacitor with ESR below 100 m\u03a9."
      },
      {
        "number": "82",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin."
      },
      {
        "number": "83",
        "name": "PH6",
        "type": "bidirectional",
        "description": "FT I/O; alternate functions TIM12_CH1, I2C2_SMBA, SPI5_SCK, ETH_MII_RXD2, FMC_SDNE1, DCMI_D8."
      },
      {
        "number": "84",
        "name": "PH7",
        "type": "bidirectional",
        "description": "FT_fa I/O; alternate functions I2C3_SCL, SPI5_MISO, ETH_MII_RXD3, FMC_SDCKE1, DCMI_D9."
      },
      {
        "number": "85",
        "name": "PH8",
        "type": "bidirectional",
        "description": "FT_fha I/O; alternate functions TIM5_ETR, I2C3_SDA, FMC_D16, DCMI_HSYNC, LCD_R2."
      },
      {
        "number": "86",
        "name": "PH9",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM12_CH2, I2C3_SMBA, FMC_D17, DCMI_D0, LCD_R3."
      },
      {
        "number": "87",
        "name": "PH10",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM5_CH1, I2C4_SMBA, FMC_D18, DCMI_D1, LCD_R4."
      },
      {
        "number": "88",
        "name": "PH11",
        "type": "bidirectional",
        "description": "FT_fh I/O; alternate functions TIM5_CH2, I2C4_SCL, FMC_D19, DCMI_D2, LCD_R5."
      },
      {
        "number": "89",
        "name": "PH12",
        "type": "bidirectional",
        "description": "FT_fh I/O; alternate functions TIM5_CH3, I2C4_SDA, FMC_D20, DCMI_D3, LCD_R6."
      },
      {
        "number": "90",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground; must be connected to external ground."
      },
      {
        "number": "91",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin."
      },
      {
        "number": "92",
        "name": "PB12",
        "type": "bidirectional",
        "description": "FT_u I/O; alternate functions TIM1_BKIN, I2C2_SMBA, SPI2_NSS, USART3_CK, CAN2_RX, OTG_HS_ID, UART5_RX."
      },
      {
        "number": "93",
        "name": "PB13",
        "type": "bidirectional",
        "description": "FT_u I/O; alternate functions TIM1_CH1N, SPI2_SCK, USART3_CTS_NSS, CAN2_TX, UART5_TX; additional function OTG_HS_VBUS."
      },
      {
        "number": "94",
        "name": "PB14",
        "type": "bidirectional",
        "description": "FT_u I/O; alternate functions TIM1_CH2N, USART1_TX, SPI2_MISO, SDMMC2_D0, OTG_HS_DM."
      },
      {
        "number": "95",
        "name": "PB15",
        "type": "bidirectional",
        "description": "FT_u I/O; alternate functions RTC_REFIN, TIM1_CH3N, USART1_RX, SPI2_MOSI, SDMMC2_D1, OTG_HS_DP."
      },
      {
        "number": "96",
        "name": "PD8",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions DFSDM_CKIN3, SAI3_SCK_B, USART3_TX, SPDIFRX_IN1, FMC_D13."
      },
      {
        "number": "97",
        "name": "PD9",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions DFSDM_DATIN3, SAI3_SD_B, USART3_RX, CAN2_RXFD, FMC_D14."
      },
      {
        "number": "98",
        "name": "PD10",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions DFSDM_CKOUT, SAI3_FS_B, USART3_CK, CAN2_TXFD, FMC_D15, LCD_B3."
      },
      {
        "number": "99",
        "name": "PD11",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions LPTIM2_IN2, I2C4_SMBA, USART3_CTS_NSS, QUADSPI_BK1_IO0, SAI2_SD_A, FMC_A16."
      },
      {
        "number": "100",
        "name": "PD12",
        "type": "bidirectional",
        "description": "FT_fh I/O; alternate functions LPTIM1_IN1, TIM4_CH1, I2C4_SCL, USART3_RTS, QUADSPI_BK1_IO1, FMC_A17."
      },
      {
        "number": "101",
        "name": "PD13",
        "type": "bidirectional",
        "description": "FT_fh I/O; alternate functions LPTIM1_OUT, TIM4_CH2, I2C4_SDA, QUADSPI_BK1_IO3, SAI2_SCK_A, FMC_A18."
      },
      {
        "number": "102",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground; must be connected to external ground."
      },
      {
        "number": "103",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin."
      },
      {
        "number": "104",
        "name": "PD14",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM4_CH3, SAI3_MCLK_B, UART8_CTS, FMC_D0."
      },
      {
        "number": "105",
        "name": "PD15",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM4_CH4, SAI3_MCLK_A, UART8_RTS, FMC_D1."
      },
      {
        "number": "106",
        "name": "PG2",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM8_BKIN, TIM8_BKIN_COMP12, FMC_A12."
      },
      {
        "number": "107",
        "name": "PG3",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM8_BKIN2, TIM8_BKIN2_COMP12, FMC_A13."
      },
      {
        "number": "108",
        "name": "PG4",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM1_BKIN2, TIM1_BKIN2_COMP12, FMC_A14/FMC_BA0."
      },
      {
        "number": "109",
        "name": "PG5",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM1_ETR, FMC_A15/FMC_BA1."
      },
      {
        "number": "110",
        "name": "PG6",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM17_BKIN, HRTIM_CHE1, QUADSPI_BK1_NCS, FMC_NE3, DCMI_D12, LCD_R7."
      },
      {
        "number": "111",
        "name": "PG7",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions HRTIM_CHE2, SAI1_MCLK_A, USART6_CK, FMC_INT, DCMI_D13, LCD_CLK."
      },
      {
        "number": "112",
        "name": "PG8",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM8_ETR, SPI6_NSS, USART6_RTS, SPDIFRX_IN2, ETH_PPS_OUT, FMC_SDCLK, LCD_G7."
      },
      {
        "number": "113",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground; must be connected to external ground."
      },
      {
        "number": "114",
        "name": "VDD33USB",
        "type": "power_in",
        "description": "USB domain supply, 3.0 to 3.6 V when USB is used (0 to 3.6 V when not used)."
      },
      {
        "number": "115",
        "name": "PC6",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions HRTIM_CHA1, TIM3_CH1, TIM8_CH1, USART6_TX, SDMMC1_D0DIR, FMC_NWAIT, DCMI_D0, LCD_HSYNC; SWPMI_IO."
      },
      {
        "number": "116",
        "name": "PC7",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TRGIO, HRTIM_CHA2, TIM3_CH2, TIM8_CH2, USART6_RX, FMC_NE1, SWPMI_TX, DCMI_D1, LCD_G6."
      },
      {
        "number": "117",
        "name": "PC8",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TRACED1, HRTIM_CHB1, TIM3_CH3, USART6_CK, UART5_RTS, FMC_NE2, SDMMC1_D0, DCMI_D2."
      },
      {
        "number": "118",
        "name": "PC9",
        "type": "bidirectional",
        "description": "FT_fh I/O; alternate functions MCO2, TIM3_CH4, I2C3_SDA, UART5_CTS, QUADSPI_BK1_IO0, SDMMC1_D1, DCMI_D3, LCD_B2."
      },
      {
        "number": "119",
        "name": "PA8",
        "type": "bidirectional",
        "description": "FT_fha I/O; alternate functions MCO1, TIM1_CH1, HRTIM_CHB2, I2C3_SCL, USART1_CK, OTG_FS_SOF, UART7_RX, LCD_B3/R6."
      },
      {
        "number": "120",
        "name": "PA9",
        "type": "bidirectional",
        "description": "FT_u I/O; alternate functions TIM1_CH2, LPUART1_TX, USART1_TX, SPI2_SCK, CAN1_RXFD, DCMI_D0, LCD_R5; OTG_FS_VBUS."
      },
      {
        "number": "121",
        "name": "PA10",
        "type": "bidirectional",
        "description": "FT_u I/O; alternate functions TIM1_CH3, LPUART1_RX, USART1_RX, CAN1_TXFD, OTG_FS_ID, MDIOS_MDIO, DCMI_D1, LCD_B1/B4."
      },
      {
        "number": "122",
        "name": "PA11",
        "type": "bidirectional",
        "description": "FT_u I/O; alternate functions TIM1_CH4, LPUART1_CTS, SPI2_NSS, UART4_RX, USART1_CTS_NSS, CAN1_RX, OTG_FS_DM, LCD_R4."
      },
      {
        "number": "123",
        "name": "PA12",
        "type": "bidirectional",
        "description": "FT_u I/O; alternate functions TIM1_ETR, LPUART1_RTS, SPI2_SCK, UART4_TX, USART1_RTS, CAN1_TX, OTG_FS_DP, LCD_R5."
      },
      {
        "number": "124",
        "name": "PA13(JTMS-SWDIO)",
        "type": "bidirectional",
        "description": "FT I/O; JTMS-SWDIO debug pin after reset; also EVENTOUT."
      },
      {
        "number": "125",
        "name": "VCAP2",
        "type": "passive",
        "description": "Main regulator stabilization pin; requires 2.2 \u00b5F external capacitor with ESR below 100 m\u03a9."
      },
      {
        "number": "126",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground; must be connected to external ground."
      },
      {
        "number": "127",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin."
      },
      {
        "number": "128",
        "name": "PH13",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM8_CH1N, UART4_TX, CAN1_TX, FMC_D21, LCD_G2."
      },
      {
        "number": "129",
        "name": "PH14",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM8_CH2N, UART4_RX, CAN1_RX, FMC_D22, DCMI_D4, LCD_G3."
      },
      {
        "number": "130",
        "name": "PH15",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM8_CH3N, CAN1_TXFD, FMC_D23, DCMI_D11, LCD_G4."
      },
      {
        "number": "131",
        "name": "PI0",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM5_CH4, SPI2_NSS/I2S2_WS, CAN1_RXFD, FMC_D24, DCMI_D13, LCD_G5."
      },
      {
        "number": "132",
        "name": "PI1",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM8_BKIN2, SPI2_SCK, FMC_D25, DCMI_D8, LCD_G6."
      },
      {
        "number": "133",
        "name": "PI2",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM8_CH4, SPI2_MISO, FMC_D26, DCMI_D9, LCD_G7."
      },
      {
        "number": "134",
        "name": "PI3",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM8_ETR, SPI2_MOSI, FMC_D27, DCMI_D10."
      },
      {
        "number": "135",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground; must be connected to external ground."
      },
      {
        "number": "136",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin."
      },
      {
        "number": "137",
        "name": "PA14(JTCK-SWCLK)",
        "type": "bidirectional",
        "description": "FT I/O; JTCK-SWCLK debug pin after reset; also EVENTOUT."
      },
      {
        "number": "138",
        "name": "PA15(JTDI)",
        "type": "bidirectional",
        "description": "FT I/O; JTDI after reset; alternate functions TIM2_CH1/ETR, HRTIM_FLT1, HDMI_CEC, SPI1_NSS, SPI3_NSS, UART4_RTS, UART7_TX."
      },
      {
        "number": "139",
        "name": "PC10",
        "type": "bidirectional",
        "description": "FT_ha I/O; alternate functions HRTIM_EEV1, SPI3_SCK, USART3_TX, UART4_TX, SDMMC1_D2, DCMI_D8, LCD_R2."
      },
      {
        "number": "140",
        "name": "PC11",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions HRTIM_FLT2, SPI3_MISO, USART3_RX, UART4_RX, QUADSPI_BK2_NCS, SDMMC1_D3, DCMI_D4."
      },
      {
        "number": "141",
        "name": "PC12",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TRACED3, HRTIM_EEV2, SPI3_MOSI, USART3_CK, UART5_TX, SDMMC1_CK, DCMI_D9."
      },
      {
        "number": "142",
        "name": "PD0",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions DFSDM_CKIN6, SAI3_SCK_A, UART4_RX, CAN1_RX, FMC_D2."
      },
      {
        "number": "143",
        "name": "PD1",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions DFSDM_DATIN6, SAI3_SD_A, UART4_TX, CAN1_TX, FMC_D3."
      },
      {
        "number": "144",
        "name": "PD2",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TRACED2, TIM3_ETR, UART5_RX, SDMMC1_CMD, DCMI_D11."
      },
      {
        "number": "145",
        "name": "PD3",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions DFSDM_CKOUT, SPI2_SCK, USART2_CTS_NSS, FMC_CLK, DCMI_D5, LCD_G7."
      },
      {
        "number": "146",
        "name": "PD4",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions HRTIM_FLT3, SAI3_FS_A, USART2_RTS, CAN1_RXFD, FMC_NOE."
      },
      {
        "number": "147",
        "name": "PD5",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions HRTIM_EEV3, USART2_TX, CAN1_TXFD, FMC_NWE."
      },
      {
        "number": "148",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground; must be connected to external ground."
      },
      {
        "number": "149",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin."
      },
      {
        "number": "150",
        "name": "PD6",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions SAI1_D1, SPI3_MOSI, USART2_RX, CAN2_RXFD, SDMMC2_CK, FMC_NWAIT, DCMI_D10, LCD_B2."
      },
      {
        "number": "151",
        "name": "PD7",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions SPI1_MOSI, USART2_CK, SPDIFRX_IN0, SDMMC2_CMD, FMC_NE1."
      },
      {
        "number": "152",
        "name": "PG9",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions SPI1_MISO, USART6_RX, SPDIFRX_IN3, QUADSPI_BK2_IO2, FMC_NE2, DCMI_VSYNC."
      },
      {
        "number": "153",
        "name": "PG10",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions HRTIM_FLT5, SPI1_NSS, LCD_G3, SAI2_SD_B, FMC_NE3, DCMI_D2, LCD_B2."
      },
      {
        "number": "154",
        "name": "PG11",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions HRTIM_EEV4, SPI1_SCK, SPDIFRX_IN0, SDMMC2_D2, ETH_MII_TX_EN, DCMI_D3, LCD_B3."
      },
      {
        "number": "155",
        "name": "PG12",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions LPTIM1_IN1, HRTIM_EEV5, SPI6_MISO, USART6_RTS, ETH_MII_TXD1, FMC_NE4, LCD_B1/B4."
      },
      {
        "number": "156",
        "name": "PG13",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TRACED0, LPTIM1_OUT, SPI6_SCK, USART6_CTS_NSS, ETH_MII_TXD0, FMC_A24, LCD_R0."
      },
      {
        "number": "157",
        "name": "PG14",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TRACED1, LPTIM1_ETR, SPI6_MOSI, USART6_TX, QUADSPI_BK2_IO3, ETH_MII_TXD1, FMC_A25, LCD_B0."
      },
      {
        "number": "158",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground; must be connected to external ground."
      },
      {
        "number": "159",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin."
      },
      {
        "number": "160",
        "name": "PG15",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions USART6_CTS_NSS, FMC_SDNCAS, DCMI_D13."
      },
      {
        "number": "161",
        "name": "PB3(JTDO/TRACESWO)",
        "type": "bidirectional",
        "description": "FT I/O; JTDO/TRACESWO after reset; alternate functions TIM2_CH2, HRTIM_FLT4, SPI1_SCK, SPI3_SCK, SPI6_SCK, SDMMC2_D2, UART7_RX."
      },
      {
        "number": "162",
        "name": "PB4(NJTRST)",
        "type": "bidirectional",
        "description": "FT I/O; NJTRST after reset; alternate functions TIM16_BKIN, TIM3_CH1, SPI1_MISO, SPI3_MISO, SPI6_MISO, SDMMC2_D3, UART7_TX."
      },
      {
        "number": "163",
        "name": "PB5",
        "type": "bidirectional",
        "description": "FT I/O; alternate functions TIM17_BKIN, TIM3_CH2, I2C1_SMBA, SPI1_MOSI, SPI3_MOSI, CAN2_RX, OTG_HS_ULPI_D7, FMC_SDCKE1, UART5_RX."
      },
      {
        "number": "164",
        "name": "PB6",
        "type": "bidirectional",
        "description": "FT_f I/O; alternate functions TIM16_CH1N, TIM4_CH1, I2C1_SCL, USART1_TX, LPUART1_TX, CAN2_TX, QUADSPI_BK1_NCS, FMC_SDNE1, UART5_TX."
      },
      {
        "number": "165",
        "name": "PB7",
        "type": "bidirectional",
        "description": "FT_fa I/O; alternate functions TIM17_CH1N, TIM4_CH2, I2C1_SDA, USART1_RX, LPUART1_RX, CAN2_TXFD, FMC_NL, DCMI_VSYNC; PVD_IN."
      },
      {
        "number": "166",
        "name": "BOOT0",
        "type": "input",
        "description": "Dedicated boot mode selection input; max input voltage 9 V (VSS to 9 V); also VPP."
      },
      {
        "number": "167",
        "name": "PB8",
        "type": "bidirectional",
        "description": "FT_fh I/O; alternate functions TIM16_CH1, TIM4_CH3, I2C1_SCL, SDMMC1_CKIN, UART4_RX, CAN1_RX, SDMMC2_D4, DCMI_D6, LCD_B6."
      },
      {
        "number": "168",
        "name": "PB9",
        "type": "bidirectional",
        "description": "FT_fh I/O; alternate functions TIM17_CH1, TIM4_CH4, I2C1_SDA, SPI2_NSS, UART4_TX, CAN1_TX, SDMMC2_D5, DCMI_D7, LCD_B7."
      },
      {
        "number": "169",
        "name": "PE0",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions LPTIM1_ETR, TIM4_ETR, UART8_RX, CAN1_RXFD, SAI2_MCK_A, FMC_NBL0, DCMI_D2."
      },
      {
        "number": "170",
        "name": "PE1",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions LPTIM1_IN2, HRTIM_SCOUT, UART8_TX, CAN1_TXFD, FMC_NBL1, DCMI_D3."
      },
      {
        "number": "171",
        "name": "PDR_ON",
        "type": "power_in",
        "description": "Power-down reset enable pin, listed as a supply (S) pin in the pin definition table."
      },
      {
        "number": "172",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin."
      },
      {
        "number": "173",
        "name": "PI4",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM8_BKIN, SAI2_MCK_A, FMC_NBL2, DCMI_D5, LCD_B4."
      },
      {
        "number": "174",
        "name": "PI5",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM8_CH1, SAI2_SCK_A, FMC_NBL3, DCMI_VSYNC, LCD_B5."
      },
      {
        "number": "175",
        "name": "PI6",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM8_CH2, SAI2_SD_A, FMC_D28, DCMI_D6, LCD_B6."
      },
      {
        "number": "176",
        "name": "PI7",
        "type": "bidirectional",
        "description": "FT_h I/O; alternate functions TIM8_CH3, SAI2_FS_A, FMC_D29, DCMI_D7, LCD_B7."
      }
    ],
    "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: Pins 141-151 show potential table reading ambiguity - these appear to be duplicate or alternate pin ; The LQFP176 package should have exactly 176 unique pins. The presence of what appear to be duplicate",
          "19/176 pins cited to the wrong page (name found elsewhere): ['93:PH13@p66', '94:PH14@p66', '95:PH15@p67', '96:PI0@p67']"
        ],
        "pages_sent": 94,
        "cost_usd": 1.027,
        "at": "2026-10-01T08:36:50"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884006305730560",
        "pages": 227,
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