STM32F103RFT6

{
  "schema_version": 1,
  "type": "component",
  "slug": "stm32f103rft6",
  "title": "STM32F103RFT6",
  "brief": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",
  "version": "0.1.1",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "embedded processors & controllers",
    "stm32f103rft6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "STM32F103RFT6",
    "manufacturer": "STMicroelectronics",
    "package": "LQFP-64(10x10)",
    "pin_count": 64,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586175446006845440",
    "parts": {
      "symbol": "stm32f103rft6.kicad_sym",
      "footprint": "stm32f103rft6.kicad_mod",
      "model_3d": "stm32f103rft6-etched.glb",
      "model_3d_plain": "stm32f103rft6.glb",
      "model_3d_step": "stm32f103rft6-etched.step",
      "model_3d_step_plain": "stm32f103rft6.step",
      "lbr": "stm32f103rft6.lbr"
    },
    "distributor_links": {
      "lcsc": "C31629",
      "digikey": "497-11114-ND",
      "mouser": "511-STM32F103RFT6"
    },
    "distributor_check": {
      "checked_at": "2026-09-29T14:52:08Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-11114-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-STM32F103RFT6",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup battery supply pin for RTC and backup registers, voltage range 1.8 to 3.6 V"
      },
      {
        "number": "2",
        "name": "PC13-TAMPER-RTC",
        "type": "bidirectional",
        "description": "Port C pin 13 supplied through power switch, supports TAMPER-RTC alternate function"
      },
      {
        "number": "3",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "Port C pin 14 supplied through power switch, supports OSC32_IN low-speed external oscillator input"
      },
      {
        "number": "4",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "Port C pin 15 supplied through power switch, supports OSC32_OUT low-speed external oscillator output"
      },
      {
        "number": "5",
        "name": "PD0-OSC_IN",
        "type": "bidirectional",
        "description": "High-speed external oscillator input pin, accepts 4 to 16 MHz clock"
      },
      {
        "number": "6",
        "name": "PD1-OSC_OUT",
        "type": "bidirectional",
        "description": "High-speed external oscillator output pin for crystal resonator"
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "input",
        "description": "Active-low reset pin with integrated pull-up resistor and filtering"
      },
      {
        "number": "8",
        "name": "PC0",
        "type": "bidirectional",
        "description": "Port C pin 0 with 5V tolerant I/O, supports ADC123_IN10"
      },
      {
        "number": "9",
        "name": "PC1",
        "type": "bidirectional",
        "description": "Port C pin 1 with 5V tolerant I/O, supports ADC123_IN11"
      },
      {
        "number": "10",
        "name": "PC2",
        "type": "bidirectional",
        "description": "Port C pin 2 with 5V tolerant I/O, supports ADC123_IN12"
      },
      {
        "number": "11",
        "name": "PC3",
        "type": "bidirectional",
        "description": "Port C pin 3 with 5V tolerant I/O, supports ADC123_IN13"
      },
      {
        "number": "12",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground reference pin for ADC and DAC"
      },
      {
        "number": "13",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog power supply pin, voltage range 2.4 to 3.6 V"
      },
      {
        "number": "14",
        "name": "PA0-WKUP",
        "type": "bidirectional",
        "description": "Port A pin 0 with wakeup capability, supports USART2_CTS, ADC123_IN0, TIM2_CH1_ETR, TIM5_CH1, TIM8_ETR"
      },
      {
        "number": "15",
        "name": "PA1",
        "type": "bidirectional",
        "description": "Port A pin 1 supports USART2_RTS, ADC123_IN1, TIM5_CH2"
      },
      {
        "number": "16",
        "name": "PA2",
        "type": "bidirectional",
        "description": "Port A pin 2 supports USART2_TX, TIM5_CH3, ADC123_IN2, TIM9_CH1"
      },
      {
        "number": "17",
        "name": "PA3",
        "type": "bidirectional",
        "description": "Port A pin 3 supports USART2_RX, TIM5_CH4, ADC123_IN3, TIM9_CH2"
      },
      {
        "number": "18",
        "name": "VSS",
        "type": "power_in",
        "description": ""
      },
      {
        "number": "19",
        "name": "VDD",
        "type": "power_in",
        "description": ""
      },
      {
        "number": "20",
        "name": "PA4",
        "type": "bidirectional",
        "description": "Port A pin 4 supports SPI1_NSS, USART2_CK, DAC_OUT1, ADC12_IN4"
      },
      {
        "number": "21",
        "name": "PA5",
        "type": "bidirectional",
        "description": "Port A pin 5 supports SPI1_SCK, DAC_OUT2, ADC12_IN5"
      },
      {
        "number": "22",
        "name": "PA6",
        "type": "bidirectional",
        "description": "Port A pin 6 supports SPI1_MISO, TIM8_BKIN, ADC12_IN6, TIM13_CH1"
      },
      {
        "number": "23",
        "name": "PA7",
        "type": "bidirectional",
        "description": "Port A pin 7 supports SPI1_MOSI, TIM8_CH1N, ADC12_IN7, TIM14_CH1"
      },
      {
        "number": "24",
        "name": "PC4",
        "type": "bidirectional",
        "description": "Port C pin 4 with 5V tolerant I/O, supports ADC12_IN14"
      },
      {
        "number": "25",
        "name": "PC5",
        "type": "bidirectional",
        "description": "Port C pin 5 with 5V tolerant I/O, supports ADC12_IN15"
      },
      {
        "number": "26",
        "name": "PB0",
        "type": "bidirectional",
        "description": "Port B pin 0 supports ADC12_IN8, TIM3_CH3, TIM8_CH2N"
      },
      {
        "number": "27",
        "name": "PB1",
        "type": "bidirectional",
        "description": "Port B pin 1 supports ADC12_IN9, TIM3_CH4, TIM8_CH3N"
      },
      {
        "number": "28",
        "name": "PB2",
        "type": "bidirectional",
        "description": "Port B pin 2 with 5V tolerant I/O, supports boot mode selection"
      },
      {
        "number": "29",
        "name": "PB10",
        "type": "bidirectional",
        "description": "Port B pin 10 with 5V tolerant I/O, supports I2C2_SCL, USART3_TX, TIM2_CH3"
      },
      {
        "number": "30",
        "name": "PB11",
        "type": "bidirectional",
        "description": "Port B pin 11 with 5V tolerant I/O, supports I2C2_SDA, USART3_RX, TIM2_CH4"
      },
      {
        "number": "31",
        "name": "VSS",
        "type": "power_in",
        "description": ""
      },
      {
        "number": "32",
        "name": "VDD",
        "type": "power_in",
        "description": ""
      },
      {
        "number": "33",
        "name": "PB12",
        "type": "bidirectional",
        "description": "Port B pin 12 with 5V tolerant I/O, supports SPI2_NSS, I2S2_WS, I2C2_SMBA, USART3_CK"
      },
      {
        "number": "34",
        "name": "PB13",
        "type": "bidirectional",
        "description": "Port B pin 13 with 5V tolerant I/O, supports SPI2_SCK, I2S2_CK, USART3_CTS"
      },
      {
        "number": "35",
        "name": "PB14",
        "type": "bidirectional",
        "description": "Port B pin 14 with 5V tolerant I/O, supports SPI2_MISO, TIM1_CH2N, USART3_RTS"
      },
      {
        "number": "36",
        "name": "PB15",
        "type": "bidirectional",
        "description": "Port B pin 15 with 5V tolerant I/O, supports SPI2_MOSI, I2S2_SD, TIM1_CH3N"
      },
      {
        "number": "37",
        "name": "PC6",
        "type": "bidirectional",
        "description": "Port C pin 6 with 5V tolerant I/O, supports I2S2_MCK, TIM8_CH1, SDIO_D6"
      },
      {
        "number": "38",
        "name": "PC7",
        "type": "bidirectional",
        "description": "Port C pin 7 with 5V tolerant I/O, supports I2S3_MCK, TIM8_CH2, SDIO_D7"
      },
      {
        "number": "39",
        "name": "PC8",
        "type": "bidirectional",
        "description": "Port C pin 8 with 5V tolerant I/O, supports TIM8_CH3, SDIO_D0"
      },
      {
        "number": "40",
        "name": "PC9",
        "type": "bidirectional",
        "description": "Port C pin 9 with 5V tolerant I/O, supports TIM8_CH4, SDIO_D1"
      },
      {
        "number": "41",
        "name": "PA8",
        "type": "bidirectional",
        "description": "Port A pin 8 with 5V tolerant I/O, supports USART1_CK, TIM1_CH1, MCO"
      },
      {
        "number": "42",
        "name": "PA9",
        "type": "bidirectional",
        "description": "Port A pin 9 with 5V tolerant I/O, supports USART1_TX, TIM1_CH2"
      },
      {
        "number": "43",
        "name": "PA10",
        "type": "bidirectional",
        "description": "Port A pin 10 with 5V tolerant I/O, supports USART1_RX, TIM1_CH3"
      },
      {
        "number": "44",
        "name": "PA11",
        "type": "bidirectional",
        "description": "Port A pin 11 with 5V tolerant I/O, supports USART1_CTS, USBDM, CAN_RX, TIM1_CH4"
      },
      {
        "number": "45",
        "name": "PA12",
        "type": "bidirectional",
        "description": "Port A pin 12 with 5V tolerant I/O, supports USART1_RTS, USBDP, CAN_TX, TIM1_ETR"
      },
      {
        "number": "46",
        "name": "PA13",
        "type": "bidirectional",
        "description": "Port A pin 13 with 5V tolerant I/O, dedicated to JTMS-SWDIO debug interface"
      },
      {
        "number": "47",
        "name": "VSS",
        "type": "power_in",
        "description": ""
      },
      {
        "number": "48",
        "name": "VDD",
        "type": "power_in",
        "description": ""
      },
      {
        "number": "49",
        "name": "PA14",
        "type": "bidirectional",
        "description": "Port A pin 14 with 5V tolerant I/O, dedicated to JTCK-SWCLK debug interface"
      },
      {
        "number": "50",
        "name": "PA15",
        "type": "bidirectional",
        "description": "Port A pin 15 with 5V tolerant I/O, dedicated to JTDI, supports SPI3_NSS, I2S3_WS, TIM2_CH1_ETR"
      },
      {
        "number": "51",
        "name": "PC10",
        "type": "bidirectional",
        "description": "Port C pin 10 with 5V tolerant I/O, supports UART4_TX, SDIO_D2, USART3_TX"
      },
      {
        "number": "52",
        "name": "PC11",
        "type": "bidirectional",
        "description": "Port C pin 11 with 5V tolerant I/O, supports UART4_RX, SDIO_D3, USART3_RX"
      },
      {
        "number": "53",
        "name": "PC12",
        "type": "bidirectional",
        "description": "Port C pin 12 with 5V tolerant I/O, supports UART5_TX, SDIO_CK, USART3_CK"
      },
      {
        "number": "54",
        "name": "PD2",
        "type": "bidirectional",
        "description": "Port D pin 2 with 5V tolerant I/O, supports TIM3_ETR, UART5_RX, SDIO_CMD"
      },
      {
        "number": "55",
        "name": "PB3",
        "type": "bidirectional",
        "description": "Port B pin 3 with 5V tolerant I/O, dedicated to JTDO and TRACESWO, supports SPI3_SCK, I2S3_CK, TIM2_CH2"
      },
      {
        "number": "56",
        "name": "PB4",
        "type": "bidirectional",
        "description": "Port B pin 4 with 5V tolerant I/O, dedicated to NJTRST, supports SPI3_MISO"
      },
      {
        "number": "57",
        "name": "PB5",
        "type": "bidirectional",
        "description": "Port B pin 5 supports I2C1_SMBA, SPI3_MOSI, I2S3_SD, TIM3_CH2"
      },
      {
        "number": "58",
        "name": "PB6",
        "type": "bidirectional",
        "description": "Port B pin 6 with 5V tolerant I/O, supports I2C1_SCL, TIM4_CH1, USART1_TX"
      },
      {
        "number": "59",
        "name": "PB7",
        "type": "bidirectional",
        "description": "Port B pin 7 with 5V tolerant I/O, supports I2C1_SDA, FSMC_NADV, TIM4_CH2, USART1_RX"
      },
      {
        "number": "60",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot mode pin for selecting boot source from Flash, SRAM, or system memory"
      },
      {
        "number": "61",
        "name": "PB8",
        "type": "bidirectional",
        "description": "Port B pin 8 with 5V tolerant I/O, supports TIM4_CH3, SDIO_D4, TIM10_CH1, I2C1_SCL, CAN_RX"
      },
      {
        "number": "62",
        "name": "PB9",
        "type": "bidirectional",
        "description": ""
      },
      {
        "number": "63",
        "name": "VSS",
        "type": "power_in",
        "description": ""
      },
      {
        "number": "64",
        "name": "VDD",
        "type": "power_in",
        "description": ""
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586175446006845440",
        "pages": 120,
        "sha256": "d4650f1e5a23ce6e",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 63,
        "described": 63,
        "cites_pages": true,
        "refuses_to_fabricate": true,
        "checked_against": "STM32_open_pin_data STM32F103R(F-G)Tx.xml"
      },
      "correction": {
        "at": "2026-09-30",
        "what": "9 of 64 pins corrected",
        "how": "pinout rebuilt from STMicroelectronics STM32_open_pin_data (STM32F103R(F-G)Tx.xml, LQFP64); the previous pinout came from a single-model extraction",
        "symbol": "regenerated from the corrected pinout"
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "LQFP-64(10x10)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "64"
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
    "stm32f103rft6"
  ],
  "discovery_pitch": "STM32F103RFT6 (STMicroelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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  "files": [
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    "stm32f103rft6.step",
    "stm32f103rft6.lbr",
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    "docs/stm32f103rft6-datasheet.pdf",
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  "visibility": {
    "public": true
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}