STM32F302CCT7

{
  "slug": "stm32f302cct7",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "stm32f302cct7",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "stm32f302cct7.kicad_sym",
    "stm32f302cct7.kicad_mod",
    "stm32f302cct7.glb",
    "stm32f302cct7.step",
    "stm32f302cct7.lbr",
    "docs/hero.png",
    "docs/stm32f302cct7-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "stm32f302cct7-hero.glb",
    "stm32f302cct7-hero.overlay.json"
  ],
  "component": {
    "mpn": "STM32F302CCT7",
    "manufacturer": "STMicroelectronics",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588922525925445632",
    "parts": {
      "symbol": "stm32f302cct7.kicad_sym",
      "footprint": "stm32f302cct7.kicad_mod",
      "model_3d": "stm32f302cct7-hero.glb",
      "model_3d_plain": "stm32f302cct7.glb",
      "model_3d_step": "stm32f302cct7-etched.step",
      "model_3d_step_plain": "stm32f302cct7.step",
      "lbr": "stm32f302cct7.lbr"
    },
    "distributor_links": {
      "lcsc": "C1338975",
      "digikey": "497-19167-ND",
      "mouser": "511-STM32F302CCT7"
    },
    "distributor_check": {
      "checked_at": "2026-10-10T00:58:21Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-19167-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-STM32F302CCT7",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup power supply that feeds the RTC and backup registers."
      },
      {
        "number": "2",
        "name": "PC13",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O supplied through the power switch, which sinks only 3 mA, so output speed must not exceed 2 MHz with a 30 pF load and it must not be used as a current source; alternate functions include TIM1_CH1N, WKUP2, RTC_TAMP1, RTC_TS and RTC_OUT."
      },
      {
        "number": "3",
        "name": "PC14/OSC32_IN",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O supplied through the power switch (3 mA limit, same output restrictions as PC13), also used as OSC32_IN for the 32 kHz oscillator."
      },
      {
        "number": "4",
        "name": "PC15/OSC32_OUT",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O supplied through the power switch (3 mA limit, same output restrictions as PC13), also used as OSC32_OUT for the 32 kHz oscillator."
      },
      {
        "number": "5",
        "name": "PF0/OSC_IN",
        "type": "bidirectional",
        "description": "5 V tolerant FTf I/O (Fast-mode-plus capable) that is used as OSC_IN; alternate functions include I2C2_SDA and TIM1_CH3N."
      },
      {
        "number": "6",
        "name": "PF1/OSC_OUT",
        "type": "bidirectional",
        "description": "5 V tolerant FTf I/O (Fast-mode-plus capable) that is used as OSC_OUT; alternate function includes I2C2_SCL."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Device reset input / internal reset output, active low, with an embedded weak pull-up resistor."
      },
      {
        "number": "8",
        "name": "VSSA/VREF-",
        "type": "power_in",
        "description": "Analog ground and negative reference voltage."
      },
      {
        "number": "9",
        "name": "VDDA/VREF+",
        "type": "power_in",
        "description": "Analog power supply (2 to 3.6 V for the analog peripherals) and positive reference voltage; on the 48-pin package VREF+ is internally connected to VDDA."
      },
      {
        "number": "10",
        "name": "PA0",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected directly to ADC1 (fast ADC channel IN1), with alternate functions USART2_CTS, TIM2_CH1_ETR, TSC_G1_IO1 and COMP1_OUT."
      },
      {
        "number": "11",
        "name": "PA1",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected directly to ADC1 (fast ADC channel IN2), with reduced touch sensing sensitivity; alternate functions include USART2_RTS_DE, TIM2_CH2, TSC_G1_IO2 and TIM15_CH1N."
      },
      {
        "number": "12",
        "name": "PA2",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected directly to ADC1 (fast ADC channel IN3), with reduced touch sensing sensitivity; alternate functions include USART2_TX, TIM2_CH3, TIM15_CH1 and COMP2_OUT."
      },
      {
        "number": "13",
        "name": "PA3",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected directly to ADC1 (fast ADC channel IN4); alternate functions include USART2_RX, TIM2_CH4, TIM15_CH2 and TSC_G1_IO4."
      },
      {
        "number": "14",
        "name": "PA4",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected to ADC2_IN1 and DAC1_OUT1, with reduced touch sensing sensitivity; alternate functions include SPI1_NSS, SPI3_NSS/I2S3_WS, USART2_CK and TIM3_CH2."
      },
      {
        "number": "15",
        "name": "PA5",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected to ADC2_IN2, with reduced touch sensing sensitivity; alternate functions include SPI1_SCK, TIM2_CH1_ETR and TSC_G2_IO2."
      },
      {
        "number": "16",
        "name": "PA6",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected to ADC2_IN3, with reduced touch sensing sensitivity; alternate functions include SPI1_MISO, TIM3_CH1, TIM1_BKIN, TIM16_CH1 and COMP1_OUT."
      },
      {
        "number": "17",
        "name": "PA7",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected to ADC2_IN4 (fast ADC channel); alternate functions include SPI1_MOSI, TIM3_CH2, TIM17_CH1, TIM1_CH1N and COMP2_OUT."
      },
      {
        "number": "18",
        "name": "PB0",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O; alternate functions include TIM3_CH3, TIM1_CH2N and TSC_G3_IO2, and it also serves COMP4_INP."
      },
      {
        "number": "19",
        "name": "PB1",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O (fast ADC channel) with reduced touch sensing sensitivity; alternate functions include TIM3_CH4, TIM1_CH3N, COMP4_OUT and TSC_G3_IO3."
      },
      {
        "number": "20",
        "name": "PB2",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected to ADC2_IN12, also serving COMP4_INM; alternate function includes TSC_G3_IO4."
      },
      {
        "number": "21",
        "name": "PB10",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O; alternate functions include USART3_TX, TIM2_CH3 and TSC_SYNC."
      },
      {
        "number": "22",
        "name": "PB11",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O; alternate functions include USART3_RX, TIM2_CH4 and TSC_G6_IO1, and it also serves COMP6_INP."
      },
      {
        "number": "23",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "24",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply, 2.0 to 3.6 V."
      },
      {
        "number": "25",
        "name": "PB12",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O (fast ADC channel) with reduced touch sensing sensitivity; alternate functions include SPI2_NSS/I2S2_WS, I2C2_SMBA, USART3_CK, TIM1_BKIN and TSC_G6_IO2."
      },
      {
        "number": "26",
        "name": "PB13",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O (fast ADC channel); alternate functions include SPI2_SCK/I2S2_CK, USART3_CTS, TIM1_CH1N and TSC_G6_IO3."
      },
      {
        "number": "27",
        "name": "PB14",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O (fast ADC channel); alternate functions include SPI2_MISO/I2S2ext_SD, USART3_RTS_DE, TIM1_CH2N, TIM15_CH1 and TSC_G6_IO4."
      },
      {
        "number": "28",
        "name": "PB15",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O (fast ADC channel); alternate functions include SPI2_MOSI/I2S2_SD, TIM1_CH3N, RTC_REFIN, TIM15_CH1N and TIM15_CH2, and it also serves COMP6_INM."
      },
      {
        "number": "29",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V tolerant FT I/O; alternate functions include MCO, I2C2_SMBA, I2S2_MCK, USART1_CK, TIM1_CH1 and TIM4_ETR."
      },
      {
        "number": "30",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V tolerant FTf I/O (Fast-mode-plus capable); alternate functions include I2C2_SCL, I2S3_MCK, USART1_TX, TIM1_CH2, TIM2_CH3, TIM15_BKIN and TSC_G4_IO1."
      },
      {
        "number": "31",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V tolerant FTf I/O (Fast-mode-plus capable); alternate functions include I2C2_SDA, USART1_RX, TIM1_CH3, TIM2_CH4, TIM17_BKIN, TSC_G4_IO2 and COMP6_OUT."
      },
      {
        "number": "32",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5 V tolerant FT I/O; alternate functions include USART1_CTS, USB_DM, CAN_RX, TIM1_CH1N, TIM1_CH4, TIM1_BKIN2, TIM4_CH1 and COMP1_OUT."
      },
      {
        "number": "33",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5 V tolerant FT I/O; alternate functions include USART1_RTS_DE, USB_DP, CAN_TX, TIM1_CH2N, TIM1_ETR, TIM4_CH2, TIM16_CH1 and COMP2_OUT."
      },
      {
        "number": "34",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5 V tolerant FT I/O; alternate functions include SWDIO-JTMS, USART3_CTS, TIM4_CH3, TIM16_CH1N, TSC_G4_IO3 and IR_OUT."
      },
      {
        "number": "35",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "36",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply, 2.0 to 3.6 V."
      },
      {
        "number": "37",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5 V tolerant FTf I/O (Fast-mode-plus capable); alternate functions include I2C1_SDA, USART2_TX, TIM1_BKIN, TSC_G4_IO4 and SWCLK-JTCK."
      },
      {
        "number": "38",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5 V tolerant FTf I/O (Fast-mode-plus capable); alternate functions include JTDI, I2C1_SCL, SPI1_NSS, SPI3_NSS/I2S3_WS, USART2_RX, TIM1_BKIN and TIM2_CH1_ETR."
      },
      {
        "number": "39",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5 V tolerant FT I/O; alternate functions include JTDO-TRACESWO, SPI3_SCK/I2S3_CK, SPI1_SCK, USART2_TX, TIM2_CH2, TIM3_ETR, TIM4_ETR and TSC_G5_IO1."
      },
      {
        "number": "40",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5 V tolerant FT I/O; alternate functions include NJTRST, SPI3_MISO/I2S3ext_SD, SPI1_MISO, USART2_RX, TIM3_CH1, TIM16_CH1, TIM17_BKIN and TSC_G5_IO2."
      },
      {
        "number": "41",
        "name": "PB5",
        "type": "bidirectional",
        "description": "5 V tolerant FT I/O; alternate functions include SPI3_MOSI/I2S3_SD, SPI1_MOSI, I2C1_SMBA, USART2_CK, TIM16_BKIN, TIM3_CH2 and TIM17_CH1."
      },
      {
        "number": "42",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5 V tolerant FTf I/O (Fast-mode-plus capable); alternate functions include I2C1_SCL, USART1_TX, TIM16_CH1N, TIM4_CH1 and TSC_G5_IO3."
      },
      {
        "number": "43",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V tolerant FTf I/O (Fast-mode-plus capable); alternate functions include I2C1_SDA, USART1_RX, TIM3_CH4, TIM4_CH2, TIM17_CH1N and TSC_G5_IO4."
      },
      {
        "number": "44",
        "name": "BOOT0",
        "type": "input",
        "description": "Dedicated BOOT0 pin used for boot memory selection."
      },
      {
        "number": "45",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5 V tolerant FTf I/O (Fast-mode-plus capable); alternate functions include I2C1_SCL, CAN_RX, TIM16_CH1, TIM4_CH3, TIM1_BKIN, TSC_SYNC and COMP1_OUT."
      },
      {
        "number": "46",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5 V tolerant FTf I/O (Fast-mode-plus capable); alternate functions include I2C1_SDA, CAN_TX, TIM17_CH1, TIM4_CH4, IR_OUT and COMP2_OUT."
      },
      {
        "number": "47",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "48",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply, 2.0 to 3.6 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Table 13 note 1: function availability depends on the chosen device, and on the 48-pin package GPIOs; PC13, PC14 and PC15 are supplied through the power switch (3 mA sink limit); their output use is res; Pin 9 is shared as VDDA/VREF+; on the 48-pin package VREF+ is internally connected to VDDA (Table 13"
        ],
        "pages_sent": 58,
        "cost_usd": 0.2615,
        "at": "2026-10-10T00:58:01"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588922525925445632",
        "pages": 145,
        "sha256": "10a072d58aca58c4",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 48,
        "described": 48,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "stm32f302cct7.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.0,
          9.0,
          1.5
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "9dea352d93177c2904afd7d7b68ea8855ce1ab691f69f8b3e13655600514b6bf",
        "checked": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "stm32f302cct7-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.0,
          9.0,
          1.5
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f51f311ff4d27f0f8423deac2eb174af598d468daf973c69a9017a528546fe87",
        "checked": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}