STM32F051C6T6TR

{
  "schema_version": 1,
  "type": "component",
  "slug": "stm32f051c6t6tr",
  "title": "STM32F051C6T6TR",
  "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",
    "embedded processors & controllers",
    "stm32f051c6t6tr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "STM32F051C6T6TR",
    "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/8588942200029777920",
    "parts": {
      "symbol": "stm32f051c6t6tr.kicad_sym",
      "footprint": "stm32f051c6t6tr.kicad_mod",
      "model_3d": "stm32f051c6t6tr-hero.glb",
      "model_3d_plain": "stm32f051c6t6tr.glb",
      "model_3d_step": "stm32f051c6t6tr-etched.step",
      "model_3d_step_plain": "stm32f051c6t6tr.step",
      "lbr": "stm32f051c6t6tr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2054415",
      "digikey": "STM32F051C6T6TR-ND",
      "mouser": "511-STM32F051C6T6TR"
    },
    "distributor_check": {
      "checked_at": "2026-10-12T02:35:46Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "STM32F051C6T6TR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-STM32F051C6T6TR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup power supply for the RTC and backup registers."
      },
      {
        "number": "2",
        "name": "PC13",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O (TC) supplied through the power switch, which sinks only 3 mA, so output use is limited to 2 MHz at 30 pF maximum load and it must not be used as a current source; additional functions RTC_TAMP1, RTC_TS, RTC_OUT, WKUP2."
      },
      {
        "number": "3",
        "name": "PC14/OSC32_IN",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O (TC) with the same power-switch limits as PC13 (3 mA, 2 MHz at 30 pF maximum, no current sourcing), 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 (TC) with the same power-switch limits as PC13 (3 mA, 2 MHz at 30 pF maximum, no current sourcing), also used as OSC32_OUT for the 32 kHz oscillator."
      },
      {
        "number": "5",
        "name": "PF0/OSC_IN",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) that also serves as the OSC_IN high-speed crystal oscillator input."
      },
      {
        "number": "6",
        "name": "PF1/OSC_OUT",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) that also serves as the OSC_OUT high-speed crystal oscillator output."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Bidirectional reset pin with embedded weak pull-up resistor; device reset input and internal reset output, active low."
      },
      {
        "number": "8",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "9",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog power supply, separately supplied from 2.4 V up to 3.6 V for the ADC."
      },
      {
        "number": "10",
        "name": "PA0",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected directly to the ADC (ADC_IN0); also TIM2_CH1_ETR, USART1_CTS (standard dies only), RTC_TAMP2 and WKUP1."
      },
      {
        "number": "11",
        "name": "PA1",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected directly to the ADC (ADC_IN1); also TIM2_CH2, EVENTOUT and USART1_RTS (standard dies only)."
      },
      {
        "number": "12",
        "name": "PA2",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected directly to the ADC (ADC_IN2); also TIM2_CH3 and USART1_TX (standard dies only)."
      },
      {
        "number": "13",
        "name": "PA3",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected directly to the ADC (ADC_IN3); also TIM2_CH4 and USART1_RX (standard dies only)."
      },
      {
        "number": "14",
        "name": "PA4",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected directly to the ADC (ADC_IN4); also SPI1_NSS/I2S1_WS, TIM14_CH1 and USART1_CK (standard dies only)."
      },
      {
        "number": "15",
        "name": "PA5",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected directly to the ADC (ADC_IN5); also SPI1_SCK/I2S1_CK and TIM2_CH1_ETR."
      },
      {
        "number": "16",
        "name": "PA6",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected directly to the ADC (ADC_IN6); also SPI1_MISO/I2S1_MCK, TIM3_CH1, TIM1_BKIN, TIM16_CH1 and EVENTOUT."
      },
      {
        "number": "17",
        "name": "PA7",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected directly to the ADC (ADC_IN7); also SPI1_MOSI/I2S1_SD, TIM3_CH2, TIM14_CH1, TIM1_CH1N, TIM17_CH1 and EVENTOUT."
      },
      {
        "number": "18",
        "name": "PB0",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected directly to the ADC (ADC_IN8); also TIM3_CH3, TIM1_CH2N and EVENTOUT."
      },
      {
        "number": "19",
        "name": "PB1",
        "type": "bidirectional",
        "description": "3.3 V tolerant TTa I/O connected directly to the ADC (ADC_IN9); also TIM3_CH4, TIM14_CH1 and TIM1_CH3N."
      },
      {
        "number": "20",
        "name": "PB2",
        "type": "bidirectional",
        "description": "5 V tolerant general-purpose I/O (FT); no alternate function is listed for this pin in the pin definitions or alternate function tables."
      },
      {
        "number": "21",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5 V tolerant FM+ capable I/O (FTf) with TIM2_CH3 and I2C1_SCL (standard dies only)."
      },
      {
        "number": "22",
        "name": "PB11",
        "type": "bidirectional",
        "description": "5 V tolerant FM+ capable I/O (FTf) with TIM2_CH4, EVENTOUT and I2C1_SDA (standard dies only)."
      },
      {
        "number": "23",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "24",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply; the device voltage range is 2.0 V to 3.6 V."
      },
      {
        "number": "25",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with TIM1_BKIN, EVENTOUT and SPI1_NSS (standard dies only)."
      },
      {
        "number": "26",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with TIM1_CH1N and SPI1_SCK (standard dies only)."
      },
      {
        "number": "27",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with TIM1_CH2N and SPI1_MISO (standard dies only)."
      },
      {
        "number": "28",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with TIM1_CH3N, SPI1_MOSI (standard dies only) and RTC_REFIN."
      },
      {
        "number": "29",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with USART1_CK, TIM1_CH1, EVENTOUT and MCO."
      },
      {
        "number": "30",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V tolerant FM+ capable I/O (FTf) with USART1_TX, TIM1_CH2 and I2C1_SCL (standard dies only)."
      },
      {
        "number": "31",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V tolerant FM+ capable I/O (FTf) with USART1_RX, TIM1_CH3, TIM17_BKIN and I2C1_SDA (standard dies only)."
      },
      {
        "number": "32",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with USART1_CTS, TIM1_CH4 and EVENTOUT."
      },
      {
        "number": "33",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with USART1_RTS, TIM1_ETR and EVENTOUT."
      },
      {
        "number": "34",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) that after reset is configured as the SWDAT serial wire data line with internal pull-up enabled; also IR_OUT."
      },
      {
        "number": "35",
        "name": "PF6",
        "type": "bidirectional",
        "description": "5 V tolerant FM+ capable I/O (FTf) with I2C1_SCL (standard dies only)."
      },
      {
        "number": "36",
        "name": "PF7",
        "type": "bidirectional",
        "description": "5 V tolerant FM+ capable I/O (FTf) with I2C1_SDA (standard dies only)."
      },
      {
        "number": "37",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) that after reset is configured as the SWCLK serial wire clock with internal pull-down enabled; also USART1_TX (standard dies only)."
      },
      {
        "number": "38",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with SPI1_NSS/I2S1_WS, TIM2_CH1_ETR, EVENTOUT and USART1_RX (standard dies only)."
      },
      {
        "number": "39",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with SPI1_SCK/I2S1_CK, TIM2_CH2 and EVENTOUT."
      },
      {
        "number": "40",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with SPI1_MISO/I2S1_MCK, TIM3_CH1 and EVENTOUT."
      },
      {
        "number": "41",
        "name": "PB5",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with SPI1_MOSI/I2S1_SD, I2C1_SMBA, TIM16_BKIN and TIM3_CH2."
      },
      {
        "number": "42",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5 V tolerant FM+ capable I/O (FTf) with I2C1_SCL, USART1_TX and TIM16_CH1N."
      },
      {
        "number": "43",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V tolerant FM+ capable I/O (FTf) with I2C1_SDA, USART1_RX and TIM17_CH1N."
      },
      {
        "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 FM+ capable I/O (FTf) with I2C1_SCL and TIM16_CH1."
      },
      {
        "number": "46",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5 V tolerant FM+ capable I/O (FTf) with I2C1_SDA, IR_OUT, TIM17_CH1 and EVENTOUT."
      },
      {
        "number": "47",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "48",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply; the device voltage range is 2.0 V 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: The MPN STM32F051C6T6TR is not listed in this datasheet. Table 1 covers STM32F050x4/x6 (STM32F050C6 ; Package LQFP48 7x7 is covered by the 'LQFP48 (7 x 7 mm)' column of Table 8 (pages 26-29). Only the L; Per-pin descriptions are built only from the pin definition table, I/O structure legend and alternat"
        ],
        "pages_sent": 24,
        "cost_usd": 0.1402,
        "at": "2026-10-12T02:35:22"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588942200029777920",
        "pages": 97,
        "sha256": "b6bb8d8f1261ed9e",
        "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": "stm32f051c6t6tr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9,
          9,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "9dea352d93177c2904afd7d7b68ea8855ce1ab691f69f8b3e13655600514b6bf",
        "checked": "2026-10-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "stm32f051c6t6tr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9,
          9,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2f7cf345b478263090b332f7cce6092d0885c6d54a001926e55ff9a72fd1cdef",
        "checked": "2026-10-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "LQFP-48(7x7)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "48"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "stm32f051c6t6tr"
  ],
  "discovery_pitch": "STM32F051C6T6TR (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",
    "stm32f051c6t6tr.kicad_sym",
    "stm32f051c6t6tr.kicad_mod",
    "stm32f051c6t6tr.glb",
    "stm32f051c6t6tr.step",
    "stm32f051c6t6tr.lbr",
    "docs/hero.png",
    "docs/stm32f051c6t6tr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "stm32f051c6t6tr-hero.glb",
    "stm32f051c6t6tr-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}