FCM32F103C8T6

{
  "slug": "fcm32f103c8t6",
  "version": "0.1.0",
  "type": "component",
  "description": "Flashchip Microelectronics Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "fcm32f103c8t6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "fcm32f103c8t6.kicad_sym",
    "fcm32f103c8t6.kicad_mod",
    "fcm32f103c8t6.glb",
    "fcm32f103c8t6.step",
    "fcm32f103c8t6.lbr",
    "docs/hero.png",
    "docs/fcm32f103c8t6-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
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    "fcm32f103c8t6-hero.overlay.json",
    "fcm32f103c8t6-etched.glb"
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  "component": {
    "mpn": "FCM32F103C8T6",
    "manufacturer": "Flashchip Microelectronics",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590905273136082944",
    "parts": {
      "symbol": "fcm32f103c8t6.kicad_sym",
      "footprint": "fcm32f103c8t6.kicad_mod",
      "model_3d": "fcm32f103c8t6-hero.glb",
      "model_3d_plain": "fcm32f103c8t6-etched.glb",
      "model_3d_step": "fcm32f103c8t6-etched.step",
      "model_3d_step_plain": "fcm32f103c8t6.step",
      "lbr": "fcm32f103c8t6.lbr"
    },
    "distributor_links": {
      "lcsc": "C3151837"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T22:18:43Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "Marked NC (not connected) in the LQFP48/UFQFPN48 column of the pin definitions table."
      },
      {
        "number": "2",
        "name": "PC13-TAMPER-RTC",
        "type": "bidirectional",
        "description": "General-purpose I/O PC13 with TAMPER-RTC function; the table gives no FT (5 V tolerant) marking for this pin."
      },
      {
        "number": "3",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "General-purpose I/O PC14 multiplexed with OSC32_IN, the 32.768 kHz low-speed oscillator input used for the RTC."
      },
      {
        "number": "4",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "General-purpose I/O PC15 multiplexed with OSC32_OUT, the 32.768 kHz low-speed oscillator output used for the RTC."
      },
      {
        "number": "5",
        "name": "OSC_IN",
        "type": "input",
        "description": "Input of the 4-16 MHz external crystal oscillator (HSE); listed as PD0 in the remap column."
      },
      {
        "number": "6",
        "name": "OSC_OUT",
        "type": "output",
        "description": "Output of the 4-16 MHz external crystal oscillator (HSE); listed as PD1 in the remap column."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Reset pin with VIL(NRST) max 0.3*VDD, VIH(NRST) min 0.445*VDD+0.4 V, Schmitt hysteresis 200 mV typ and weak pull-up of 40 kΩ typ."
      },
      {
        "number": "8",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground pin for the ADC, reset circuitry, RC oscillators and PLL, referenced to VSS."
      },
      {
        "number": "9",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply 1.8-5.5 V for the ADC, reset circuitry, RC oscillators and PLL; VDDA must always be ≥ VDD and be powered first."
      },
      {
        "number": "10",
        "name": "PA0-WKUP",
        "type": "bidirectional",
        "description": "General-purpose I/O PA0 with alternate functions WKUP, USART2_CTS, ADC12_IN0 and TIM2_CH1_ETR."
      },
      {
        "number": "11",
        "name": "PA1",
        "type": "bidirectional",
        "description": "General-purpose I/O PA1 with alternate functions USART2_RTS, ADC12_IN1 and TIM2_CH2."
      },
      {
        "number": "12",
        "name": "PA2",
        "type": "bidirectional",
        "description": "General-purpose I/O PA2 with alternate functions USART2_TX, ADC12_IN2 and TIM2_CH3."
      },
      {
        "number": "13",
        "name": "PA3",
        "type": "bidirectional",
        "description": "General-purpose I/O PA3 with alternate functions USART2_RX, ADC12_IN3 and TIM2_CH4."
      },
      {
        "number": "14",
        "name": "PA4",
        "type": "bidirectional",
        "description": "General-purpose I/O PA4 with alternate functions SPI1_NSS, USART2_CK and ADC12_IN4."
      },
      {
        "number": "15",
        "name": "PA5",
        "type": "bidirectional",
        "description": "General-purpose I/O PA5 with alternate functions SPI1_SCK and ADC12_IN5."
      },
      {
        "number": "16",
        "name": "PA6",
        "type": "bidirectional",
        "description": "General-purpose I/O PA6 with alternate functions SPI1_MISO, ADC12_IN6 and TIM3_CH1; TIM1_BKIN under remap."
      },
      {
        "number": "17",
        "name": "PA7",
        "type": "bidirectional",
        "description": "General-purpose I/O PA7 with alternate functions SPI1_MOSI, ADC12_IN7 and TIM3_CH2; TIM1_CH1N under remap."
      },
      {
        "number": "18",
        "name": "PB0",
        "type": "bidirectional",
        "description": "General-purpose I/O PB0 with alternate functions ADC12_IN8 and TIM3_CH3; TIM1_CH2N under remap."
      },
      {
        "number": "19",
        "name": "PB1",
        "type": "bidirectional",
        "description": "General-purpose I/O PB1 with alternate functions ADC12_IN9 and TIM3_CH4; TIM1_CH3N under remap."
      },
      {
        "number": "20",
        "name": "PB2/BOOT1",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) general-purpose I/O PB2 that also serves as the BOOT1 boot-select input."
      },
      {
        "number": "21",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O PB10 with alternate functions I2C2_SCL, TIM2_CH3 and USART3_TX."
      },
      {
        "number": "22",
        "name": "PB11",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O PB11 with alternate functions I2C2_SDA, USART3_RX and TIM2_CH4."
      },
      {
        "number": "23",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Digital ground pin, referenced to VSS."
      },
      {
        "number": "24",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital and I/O supply pin, VDD 1.8-5.5 V."
      },
      {
        "number": "25",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O PB12 with alternate functions SPI2_NSS, I2C2_SMBAL, USART3_CK and TIM1_BKIN."
      },
      {
        "number": "26",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O PB13 with alternate functions SPI2_SCK, USART3_CTS and TIM1_CH1N."
      },
      {
        "number": "27",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O PB14 with alternate functions SPI2_MISO, USART3_RTS and TIM1_CH2N."
      },
      {
        "number": "28",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O PB15 with alternate functions SPI2_MOSI and TIM1_CH3N."
      },
      {
        "number": "29",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O PA8 with alternate functions USART1_CK, TIM1_CH1 and MCO."
      },
      {
        "number": "30",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O PA9 with alternate functions USART1_TX and TIM1_CH2."
      },
      {
        "number": "31",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O PA10 with alternate functions USART1_RX and TIM1_CH3."
      },
      {
        "number": "32",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O PA11 with alternate functions USART1_CTS, CANRX, USBDM and TIM1_CH4."
      },
      {
        "number": "33",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O PA12 with alternate functions USART1_RTS, CANTX, USBDP and TIM1_ETR."
      },
      {
        "number": "34",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) SWJ debug pin JTMS/SWDIO."
      },
      {
        "number": "35",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Digital ground pin, referenced to VSS."
      },
      {
        "number": "36",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital and I/O supply pin, VDD 1.8-5.5 V."
      },
      {
        "number": "37",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) SWJ debug pin JTCK/SWCLK."
      },
      {
        "number": "38",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) pin with JTDI as main debug function; TIM2_CH1_ETR and SPI1_NSS under remap."
      },
      {
        "number": "39",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) pin with JTDO as debug function; TIM2_CH2, TRACESWO and SPI1_SCK as alternates."
      },
      {
        "number": "40",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) pin with JNTRST as debug function; TIM3_CH1 and SPI1_MISO under remap."
      },
      {
        "number": "41",
        "name": "PB5",
        "type": "bidirectional",
        "description": "I/O PB5 (no FT marking in the table) with alternate functions I2C1_SMBAL, TIM3_CH2 and SPI1_MOSI."
      },
      {
        "number": "42",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O PB6 with alternate functions I2C1_SCL, TIM4_CH1 and USART1_TX."
      },
      {
        "number": "43",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O PB7 with alternate functions I2C1_SDA, TIM4_CH2 and USART1_RX."
      },
      {
        "number": "44",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot mode input; together with the boot select option bits it selects user Flash, System Memory or SRAM boot at startup."
      },
      {
        "number": "45",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O PB8 with alternate functions TIM4_CH3, I2C1_SCL and CANRX."
      },
      {
        "number": "46",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O PB9 with alternate functions TIM4_CH4, I2C1_SDA and CANTX."
      },
      {
        "number": "47",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Digital ground pin, referenced to VSS."
      },
      {
        "number": "48",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital and I/O supply pin, VDD 1.8-5.5 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: LQFP48 pinout on page 19 is a drawing with no extractable text; the pin list was taken from the LQFP; Pin 1 is printed as NC in the LQFP48 column (the table lists it as pin 1 NC); this differs from the ; Ordering code C8T6 maps to 48 pins (C), 64 KB Flash (8), LQFP (T), -40 to 85 C (6). The ordering-sch"
        ],
        "pages_sent": 50,
        "cost_usd": 0.099,
        "at": "2026-10-17T22:17:39"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590905273136082944",
        "pages": 50,
        "sha256": "afeb69aa679aa7c7",
        "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": [
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        "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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "fcm32f103c8t6-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "333b2c79232dacc5171e79f36a62cc70acf3a991a430594c6619c2110f3eb2cd",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}