STM32F301C8T6TR

{
  "schema_version": 1,
  "type": "component",
  "slug": "stm32f301c8t6tr",
  "title": "STM32F301C8T6TR",
  "brief": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "mcu",
    "stm32f301c8t6tr"
  ],
  "component": {
    "mpn": "STM32F301C8T6TR",
    "manufacturer": "STMicroelectronics",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "MCU",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304140030_STMicroelectronics-STM32F301C8T6TR_C2053240.pdf",
    "parts": {
      "symbol": "stm32f301c8t6tr.kicad_sym",
      "footprint": "stm32f301c8t6tr.kicad_mod",
      "model_3d": "stm32f301c8t6tr-etched.glb",
      "model_3d_plain": "stm32f301c8t6tr.glb",
      "model_3d_step": "stm32f301c8t6tr-etched.step",
      "model_3d_step_plain": "stm32f301c8t6tr.step",
      "lbr": "stm32f301c8t6tr.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup power supply (typ. 1.8 V to 3.6 V). Powers the RTC, backup registers, and LSE oscillator when VDD is off."
      },
      {
        "number": "2",
        "name": "PC13",
        "type": "bidirectional",
        "description": "GPIO in VBAT power domain. Alt: TAMPER1/WKUP2/TIM1_CH1N. Additional: WKUP2, RTC_TAMP1, RTC_TS, RTC_OUT."
      },
      {
        "number": "3",
        "name": "PC14/OSC32_IN",
        "type": "bidirectional",
        "description": "GPIO or 32.768 kHz LSE oscillator input. Backup-domain pin, limited drive strength."
      },
      {
        "number": "4",
        "name": "PC15/OSC32_OUT",
        "type": "bidirectional",
        "description": "GPIO or 32.768 kHz LSE oscillator output. Backup-domain pin."
      },
      {
        "number": "5",
        "name": "PF0/OSC_IN",
        "type": "bidirectional",
        "description": "GPIO or HSE crystal oscillator input. Alt: I2C2_SDA, SPI2_NSS/I2S2_WS, TIM1_CH3N. FTf 5V-tolerant I/O."
      },
      {
        "number": "6",
        "name": "PF1/OSC_OUT",
        "type": "output",
        "description": "GPIO or HSE crystal oscillator output. Alt: I2C2_SCL, SPI2_SCK/I2S2_CK. FTf 5V-tolerant I/O."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Device reset input / internal reset output, active low. Bidirectional with internal pull-up."
      },
      {
        "number": "8",
        "name": "VSSA/VREF-",
        "type": "power_in",
        "description": "Analog ground and negative reference voltage for ADC/DAC."
      },
      {
        "number": "9",
        "name": "VDDA/VREF+",
        "type": "power_in",
        "description": "Analog power supply and positive reference voltage (2.0 V to 3.6 V) for ADC/DAC/op-amp/comparators."
      },
      {
        "number": "10",
        "name": "PA0",
        "type": "bidirectional",
        "description": "GPIO with wake-up/tamper. Alt: TIM2_CH1/TIM2_ETR, TSC_G1_IO1, USART2_CTS, EVENTOUT. Additional: ADC1_IN1, RTC_TAMP2, WKUP1."
      },
      {
        "number": "11",
        "name": "PA1",
        "type": "bidirectional",
        "description": "GPIO. Alt: RTC_REFIN, TIM2_CH2, TSC_G1_IO2, USART2_RTS_DE, TIM15_CH1N, EVENTOUT. Additional: ADC1_IN2."
      },
      {
        "number": "12",
        "name": "PA2",
        "type": "bidirectional",
        "description": "GPIO. Alt: TIM2_CH3, TSC_G1_IO3, USART2_TX, COMP2_OUT, TIM15_CH1, EVENTOUT. Additional: ADC1_IN3, COMP2_INM."
      },
      {
        "number": "13",
        "name": "PA3",
        "type": "bidirectional",
        "description": "GPIO. Alt: TIM2_CH4, TSC_G1_IO4, USART2_RX, TIM15_CH2, EVENTOUT. Additional: ADC1_IN4."
      },
      {
        "number": "14",
        "name": "PA4",
        "type": "bidirectional",
        "description": "GPIO. Alt: TSC_G2_IO1, SPI3_NSS/I2S3_WS, USART2_CK, EVENTOUT. Additional: ADC1_IN5, DAC1_OUT1, COMP2_INM, COMP4_INM, COMP6_INM."
      },
      {
        "number": "15",
        "name": "PA5",
        "type": "bidirectional",
        "description": "GPIO. Alt: TIM2_CH1/TIM2_ETR, TSC_G2_IO2, EVENTOUT. Additional: OPAMP2_VINM."
      },
      {
        "number": "16",
        "name": "PA6",
        "type": "bidirectional",
        "description": "GPIO. Alt: TIM16_CH1, TSC_G2_IO3, TIM1_BKIN, EVENTOUT. Additional: ADC1_IN10, OPAMP2_VOUT."
      },
      {
        "number": "17",
        "name": "PA7",
        "type": "bidirectional",
        "description": "GPIO. Alt: TIM17_CH1, TSC_G2_IO4, TIM1_CH1N, EVENTOUT. Additional: ADC1_IN15, COMP2_INP, OPAMP2_VINP."
      },
      {
        "number": "18",
        "name": "PB0",
        "type": "bidirectional",
        "description": "GPIO. Alt: TSC_G3_IO2, TIM1_CH2N, EVENTOUT. Additional: ADC1_IN11, COMP4_INP, OPAMP2_VINP."
      },
      {
        "number": "19",
        "name": "PB1",
        "type": "bidirectional",
        "description": "GPIO. Alt: TSC_G3_IO3, TIM1_CH3N, COMP4_OUT, EVENTOUT. Additional: ADC1_IN12."
      },
      {
        "number": "20",
        "name": "PB2",
        "type": "bidirectional",
        "description": "GPIO. Alt: TSC_G3_IO4, EVENTOUT. Additional: COMP4_INM."
      },
      {
        "number": "21",
        "name": "PB10",
        "type": "bidirectional",
        "description": "GPIO. Alt: TIM2_CH3, TSC_SYNC, USART3_TX, EVENTOUT."
      },
      {
        "number": "22",
        "name": "PB11",
        "type": "bidirectional",
        "description": "GPIO. Alt: TIM2_CH4, TSC_G6_IO1, USART3_RX, EVENTOUT. Additional: ADC1_IN14, 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 V to 3.6 V)."
      },
      {
        "number": "25",
        "name": "PB12",
        "type": "bidirectional",
        "description": "GPIO. Alt: TSC_G6_IO2, I2C2_SMBAL, SPI2_NSS/I2S2_WS, TIM1_BKIN, USART3_CK, EVENTOUT."
      },
      {
        "number": "26",
        "name": "PB13",
        "type": "bidirectional",
        "description": "GPIO. Alt: TSC_G6_IO3, SPI2_SCK/I2S2_CK, TIM1_CH1N, USART3_CTS, EVENTOUT. Additional: ADC1_IN13."
      },
      {
        "number": "27",
        "name": "PB14",
        "type": "bidirectional",
        "description": "GPIO. Alt: TIM15_CH1, TSC_G6_IO4, SPI2_MISO/I2S2ext_SD, TIM1_CH2N, USART3_RTS_DE, EVENTOUT. Additional: OPAMP2_VINP."
      },
      {
        "number": "28",
        "name": "PB15",
        "type": "bidirectional",
        "description": "GPIO. Alt: RTC_REFIN, TIM15_CH2, TIM15_CH1N, TIM1_CH3N, SPI2_MOSI/I2S2_SD, EVENTOUT. Additional: COMP6_INM."
      },
      {
        "number": "29",
        "name": "PA8",
        "type": "bidirectional",
        "description": "GPIO. Alt: MCO, I2C3_SCL, I2C2_SMBAL, I2S2_MCK, TIM1_CH1, USART1_CK, EVENTOUT."
      },
      {
        "number": "30",
        "name": "PA9",
        "type": "bidirectional",
        "description": "GPIO. Alt: I2C3_SMBAL, TSC_G4_IO1, I2C2_SCL, I2S3_MCK, TIM1_CH2, USART1_TX, TIM15_BKIN, TIM2_CH3, EVENTOUT."
      },
      {
        "number": "31",
        "name": "PA10",
        "type": "bidirectional",
        "description": "GPIO. Alt: TIM17_BKIN, TSC_G4_IO2, I2C2_SDA, SPI2_MISO/I2S2ext_SD, TIM1_CH3, USART1_RX, COMP6_OUT, TIM2_CH4, EVENTOUT."
      },
      {
        "number": "32",
        "name": "PA11",
        "type": "bidirectional",
        "description": "GPIO. Alt: SPI2_MOSI/I2S2_SD, TIM1_CH1N, USART1_CTS, TIM1_CH4, TIM1_BKIN2, EVENTOUT."
      },
      {
        "number": "33",
        "name": "PA12",
        "type": "bidirectional",
        "description": "GPIO. Alt: TIM16_CH1, I2SCKIN, TIM1_CH2N, USART1_RTS_DE, COMP2_OUT, TIM1_ETR, EVENTOUT."
      },
      {
        "number": "34",
        "name": "PA13",
        "type": "bidirectional",
        "description": "GPIO / SWDIO (default after reset). Alt: TIM16_CH1N, TSC_G4_IO3, IR-OUT, USART3_CTS, EVENTOUT."
      },
      {
        "number": "35",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "36",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply (2.0 V to 3.6 V)."
      },
      {
        "number": "37",
        "name": "PA14",
        "type": "bidirectional",
        "description": "GPIO / SWCLK (default after reset). Alt: JTCK, TSC_G4_IO4, I2C1_SDA, TIM1_BKIN, USART2_TX, EVENTOUT."
      },
      {
        "number": "38",
        "name": "PA15",
        "type": "bidirectional",
        "description": "GPIO. Alt: JTDI, TIM2_CH1/TIM2_ETR, TSC_SYNC, I2C1_SCL, SPI3_NSS/I2S3_WS, USART2_RX, TIM1_BKIN, EVENTOUT."
      },
      {
        "number": "39",
        "name": "PB3",
        "type": "bidirectional",
        "description": "GPIO / JTDO-TRACESWO (default after reset). Alt: TIM2_CH2, TSC_G5_IO1, SPI3_SCK/I2S3_CK, USART2_TX, EVENTOUT."
      },
      {
        "number": "40",
        "name": "PB4",
        "type": "bidirectional",
        "description": "GPIO. Alt: JTRST, TIM16_CH1, TSC_G5_IO2, SPI3_MISO/I2S3ext_SD, USART2_RX, TIM17_BKIN, EVENTOUT."
      },
      {
        "number": "41",
        "name": "PB5",
        "type": "bidirectional",
        "description": "GPIO. Alt: TIM16_BKIN, I2C1_SMBAl, SPI3_MOSI/I2S3_SD, USART2_CK, I2C3_SDA, TIM17_CH1, EVENTOUT."
      },
      {
        "number": "42",
        "name": "PB6",
        "type": "bidirectional",
        "description": "GPIO. Alt: TIM16_CH1N, TSC_G5_IO3, I2C1_SCL, USART1_TX, EVENTOUT."
      },
      {
        "number": "43",
        "name": "PB7",
        "type": "bidirectional",
        "description": "GPIO. Alt: TIM17_CH1N, TSC_G5_IO4, I2C1_SDA, USART1_RX, EVENTOUT."
      },
      {
        "number": "44",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot memory selection input. Sampled at reset to select boot source (main flash or system memory bootloader)."
      },
      {
        "number": "45",
        "name": "PB8",
        "type": "bidirectional",
        "description": "GPIO. Alt: TIM16_CH1, TSC_SYNC, I2C1_SCL, USART3_RX, TIM1_BKIN, EVENTOUT."
      },
      {
        "number": "46",
        "name": "PB9",
        "type": "bidirectional",
        "description": "GPIO. Alt: TIM17_CH1, I2C1_SDA, IR-OUT, USART3_TX, COMP2_OUT, EVENTOUT."
      },
      {
        "number": "47",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "48",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply (2.0 V to 3.6 V)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304140030_STMicroelectronics-STM32F301C8T6TR_C2053240.pdf",
        "pages": 141,
        "sha256": "9ae9edf84cf1c039",
        "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"
    },
    "mcu": {
      "part_number": "STM32F301C8T6TR",
      "series": "STM32F3",
      "subfamily": "STM32F301",
      "core": "Arm Cortex-M4",
      "frequency_mhz": 72,
      "flash_kb": 64,
      "ram_kb": 16,
      "io_count": 37,
      "package": "LQFP 48 7x7x1.4 mm",
      "marketing_status": "Active",
      "fpu": "Single-precision FPU",
      "supply_v_min": 2,
      "supply_v_max": 3.6,
      "temp_min_c": -40,
      "temp_max_c": 85,
      "adc_count": 1,
      "timers": 5,
      "in_distributor_stock": true,
      "product_folder": "/en/microcontrollers-microprocessors/stm32f301c8.html",
      "source": "st.com portfolio grid CL1734"
    },
    "models_3d": [
      {
        "file": "stm32f301c8t6tr.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": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "stm32f301c8t6tr-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": "6a2f375b92e753db89adfeba744674bfe40e532148dfbb4fc0e4c00d349e792d",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Core": "Arm Cortex-M4",
      "Max clock": "72 MHz",
      "Flash": "64 kB",
      "RAM": "16 kB",
      "I/O pins": 37,
      "ADC units": 1,
      "ST status": "Active",
      "Manufacturer": "STMicroelectronics",
      "Package": "LQFP-48(7x7)",
      "Category": "MCU",
      "Pins": "48"
    }
  },
  "variants": [
    {
      "mpn": "STM32F301C8T6TR",
      "kind": "packaging"
    },
    {
      "mpn": "STM32F301C8T6TRC6T6",
      "kind": "packaging"
    },
    {
      "mpn": "STM32F301C8T6TRC6T6TR",
      "kind": "packaging"
    },
    {
      "mpn": "STM32F301C8T6TRK8T6",
      "kind": "packaging"
    },
    {
      "mpn": "STM32F301C8T6TRK6T6",
      "kind": "packaging"
    },
    {
      "mpn": "STM32F301C8T6TRK8U6",
      "kind": "packaging"
    },
    {
      "mpn": "STM32F301C8T6TRK6U6",
      "kind": "packaging"
    },
    {
      "mpn": "STM32F301C8T6TRR8T6",
      "kind": "packaging"
    },
    {
      "mpn": "STM32F301C8T6TRR6T6",
      "kind": "packaging"
    },
    {
      "mpn": "STM32F301C8T6TRC8Y6",
      "kind": "packaging"
    },
    {
      "mpn": "STM32F301C8T6TRC6Y6",
      "kind": "packaging"
    }
  ],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "stm32f301c8t6tr"
  ],
  "discovery_pitch": "STM32F301C8T6TR (STMicroelectronics) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "stm32f301c8t6tr.kicad_sym",
    "stm32f301c8t6tr.kicad_mod",
    "stm32f301c8t6tr.glb",
    "stm32f301c8t6tr.step",
    "stm32f301c8t6tr.lbr",
    "docs/hero.png",
    "docs/stm32f301c8t6tr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-25T08:44:43.033Z"
}