STM32F103C8T6-TD

{
  "slug": "stm32f103c8t6-td",
  "version": "0.1.0",
  "type": "component",
  "description": "TDSEMIC Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "stm32f103c8t6-td",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "stm32f103c8t6-td.kicad_sym",
    "stm32f103c8t6-td.kicad_mod",
    "stm32f103c8t6-td.glb",
    "stm32f103c8t6-td.step",
    "stm32f103c8t6-td.lbr",
    "docs/hero.png",
    "docs/stm32f103c8t6-td-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "stm32f103c8t6-td-hero.glb",
    "stm32f103c8t6-td-hero.overlay.json",
    "stm32f103c8t6-td-etched.glb"
  ],
  "component": {
    "mpn": "STM32F103C8T6-TD",
    "manufacturer": "TDSEMIC",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/c8d253f5346398f511a156538a1f6be7.pdf",
    "parts": {
      "symbol": "stm32f103c8t6-td.kicad_sym",
      "footprint": "stm32f103c8t6-td.kicad_mod",
      "model_3d": "stm32f103c8t6-td-hero.glb",
      "model_3d_plain": "stm32f103c8t6-td-etched.glb",
      "model_3d_step": "stm32f103c8t6-td-etched.step",
      "model_3d_step_plain": "stm32f103c8t6-td.step",
      "lbr": "stm32f103c8t6-td.lbr"
    },
    "distributor_links": {
      "lcsc": "C47108719"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T00:49:49Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup domain power supply pin, 1.8V to 3.6V range."
      },
      {
        "number": "2",
        "name": "PC13-TAMPER-RTC",
        "type": "bidirectional",
        "description": "STD 3.3V standard I/O PC13 with default alternate function TAMPER-RTC."
      },
      {
        "number": "3",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "STD 3.3V standard I/O PC14 with default alternate function OSC32_IN (32.768kHz crystal input)."
      },
      {
        "number": "4",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "STD 3.3V standard I/O PC15 with default alternate function OSC32_OUT (32.768kHz crystal output)."
      },
      {
        "number": "5",
        "name": "PD0-OSC_IN",
        "type": "input",
        "description": "OSC_IN input, STD structure, remappable as PD0 (HSE 4-16MHz crystal/ceramic resonator input)."
      },
      {
        "number": "6",
        "name": "PD1-OSC_OUT",
        "type": "output",
        "description": "OSC_OUT output, STD structure, remappable as PD1 (HSE crystal/ceramic resonator output)."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Bidirectional reset pin with built-in weak pull-up resistor (RST structure)."
      },
      {
        "number": "8",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground supply pin."
      },
      {
        "number": "9",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog power supply pin, 2.0V to 3.6V range."
      },
      {
        "number": "10",
        "name": "PA0-WKUP",
        "type": "bidirectional",
        "description": "STDA I/O PA0 with WKUP, USART2_CTS, ADC12_IN0 and TMR2_CH1_ETR alternate functions."
      },
      {
        "number": "11",
        "name": "PA1",
        "type": "bidirectional",
        "description": "STDA I/O with USART2_RTS, ADC12_IN1 and TMR2_CH2 alternate functions."
      },
      {
        "number": "12",
        "name": "PA2",
        "type": "bidirectional",
        "description": "STDA I/O with USART2_TX, ADC12_IN2 and TMR2_CH3 alternate functions."
      },
      {
        "number": "13",
        "name": "PA3",
        "type": "bidirectional",
        "description": "STDA I/O with USART2_RX, ADC12_IN3 and TMR2_CH4 alternate functions."
      },
      {
        "number": "14",
        "name": "PA4",
        "type": "bidirectional",
        "description": "STDA I/O with SPI1_NSS, USART2_CK and ADC12_IN4 alternate functions."
      },
      {
        "number": "15",
        "name": "PA5",
        "type": "bidirectional",
        "description": "STDA I/O with SPI1_SCK and ADC12_IN5 alternate functions."
      },
      {
        "number": "16",
        "name": "PA6",
        "type": "bidirectional",
        "description": "STDA I/O with SPI1_MISO, ADC12_IN6 and TMR3_CH1 alternate functions; remap TMR1_BKIN."
      },
      {
        "number": "17",
        "name": "PA7",
        "type": "bidirectional",
        "description": "STDA I/O with SPI1_MOSI, ADC12_IN7 and TMR3_CH2 alternate functions; remap TMR1_CH1N."
      },
      {
        "number": "18",
        "name": "PB0",
        "type": "bidirectional",
        "description": "STDA I/O with ADC12_IN8 and TMR3_CH3 alternate functions; remap TMR1_CH2N."
      },
      {
        "number": "19",
        "name": "PB1",
        "type": "bidirectional",
        "description": "STDA I/O with ADC12_IN9 and TMR3_CH4 alternate functions; remap TMR1_CH3N."
      },
      {
        "number": "20",
        "name": "PB2",
        "type": "bidirectional",
        "description": "5V-tolerant (5T) I/O, PB2 which also serves as BOOT1 after reset."
      },
      {
        "number": "21",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5V-tolerant I/O with I2C2_SCL and USART3_TX alternate functions; remap TMR2_CH3."
      },
      {
        "number": "22",
        "name": "PB11",
        "type": "bidirectional",
        "description": "5V-tolerant I/O with I2C2_SDA and USART3_RX alternate functions; remap TMR2_CH4."
      },
      {
        "number": "23",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Digital ground supply pin."
      },
      {
        "number": "24",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital power supply pin, 2.0V to 3.6V range."
      },
      {
        "number": "25",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5V-tolerant I/O with SPI2_NSS, I2C2_SMBAI, USART3_CK and TMR1_BKIN alternate functions."
      },
      {
        "number": "26",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5V-tolerant I/O with SPI2_SCK, USART3_CTS and TMR1_CH1N alternate functions."
      },
      {
        "number": "27",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5V-tolerant I/O with SPI2_MISO, USART3_RTS and TMR1_CH2N alternate functions."
      },
      {
        "number": "28",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5V-tolerant I/O with SPI2_MOSI and TMR1_CH3N alternate functions."
      },
      {
        "number": "29",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5V-tolerant I/O with USART1_CK, TMR1_CH1 and MCO alternate functions."
      },
      {
        "number": "30",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5V-tolerant I/O with USART1_TX and TMR1_CH2 alternate functions."
      },
      {
        "number": "31",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5V-tolerant I/O with USART1_RX and TMR1_CH3 alternate functions."
      },
      {
        "number": "32",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5V-tolerant I/O with USART1_CTS, USBDDM, CAN_RX and TMR1_CH4 alternate functions."
      },
      {
        "number": "33",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5V-tolerant I/O with USART1_RTS, USBDDP, CAN_TX and TMR1_ETR alternate functions."
      },
      {
        "number": "34",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5V-tolerant I/O, reset function JTMS/SWDIO."
      },
      {
        "number": "35",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Digital ground supply pin."
      },
      {
        "number": "36",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital power supply pin, 2.0V to 3.6V range."
      },
      {
        "number": "37",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5V-tolerant I/O, reset function JTCK/SWCLK."
      },
      {
        "number": "38",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5V-tolerant I/O, reset function JTDI, remap TMR2_CH1_ETR/PA15."
      },
      {
        "number": "39",
        "name": "PB3",
        "type": "bidirectional",
        "description": "I/O pin PB3 shown at pin 39 in the LQFP48 pinout diagram."
      },
      {
        "number": "40",
        "name": "PB4",
        "type": "bidirectional",
        "description": "I/O pin PB4 shown at pin 40 in the LQFP48 pinout diagram."
      },
      {
        "number": "41",
        "name": "PB5",
        "type": "bidirectional",
        "description": "I/O pin PB5 shown at pin 41 in the LQFP48 pinout diagram."
      },
      {
        "number": "42",
        "name": "PB6",
        "type": "bidirectional",
        "description": "I/O pin PB6 shown at pin 42 in the LQFP48 pinout diagram."
      },
      {
        "number": "43",
        "name": "PB7",
        "type": "bidirectional",
        "description": "I/O pin PB7 shown at pin 43 in the LQFP48 pinout diagram."
      },
      {
        "number": "44",
        "name": "BOOT0",
        "type": "input",
        "description": "Dedicated Boot0 pin (type B) shown at pin 44 in the LQFP48 pinout diagram."
      },
      {
        "number": "45",
        "name": "PB8",
        "type": "bidirectional",
        "description": "I/O pin PB8 shown at pin 45 in the LQFP48 pinout diagram."
      },
      {
        "number": "46",
        "name": "PB9",
        "type": "bidirectional",
        "description": "I/O pin PB9 shown at pin 46 in the LQFP48 pinout diagram."
      },
      {
        "number": "47",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Digital ground supply pin shown at pin 47 in the LQFP48 pinout diagram."
      },
      {
        "number": "48",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital power supply pin shown at pin 48 in the LQFP48 pinout diagram."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin function table in the supplied pages (1-12) stops at PA15; pins 39-48 come only from the LQFP48 ; MPN C8T6 maps to LQFP48 in Table 1. Package size 7x7 is not confirmed in the pages provided (package; Pin 7 and pins 5/6 names taken from the diagram (PD0-OSC_IN, PD1-OSC_OUT); the table lists OSC_IN/OS",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 12,
        "cost_usd": 0.6959,
        "at": "2026-10-21T00:44:22"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/c8d253f5346398f511a156538a1f6be7.pdf",
        "pages": 57,
        "sha256": "a0b97873550cc31c",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 48,
        "described": 48,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "stm32f103c8t6-td.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          9.0,
          1.5
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "9dea352d93177c2904afd7d7b68ea8855ce1ab691f69f8b3e13655600514b6bf",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "stm32f103c8t6-td-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": "febc41e8a7ddbcd8750c1e280951c84492e9fdbd408cc2a719bb905646275ab7",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}