GD32F103RCT6

{
  "schema_version": 1,
  "type": "component",
  "slug": "gd32f103rct6",
  "title": "GD32F103RCT6",
  "brief": "GigaDevice Semicon Beijing Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "mcu",
    "gd32f103rct6"
  ],
  "component": {
    "mpn": "GD32F103RCT6",
    "manufacturer": "GigaDevice Semicon Beijing",
    "package": "LQFP-64(10x10)",
    "pin_count": 64,
    "category": "MCU",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/1d74ef4f91dcd6947e83d1af76213456.pdf",
    "parts": {
      "symbol": "gd32f103rct6.kicad_sym",
      "footprint": "gd32f103rct6.kicad_mod",
      "model_3d": "gd32f103rct6-etched.glb",
      "model_3d_plain": "gd32f103rct6.glb",
      "model_3d_step": "gd32f103rct6-etched.step",
      "model_3d_step_plain": "gd32f103rct6.step",
      "lbr": "gd32f103rct6.lbr"
    },
    "distributor_links": {
      "lcsc": "C80687"
    },
    "pins": [
      {
        "number": "1",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup battery supply input for the RTC and backup registers when VDD is absent. Connect to the VBAT rail (typically a coin cell) or tie to VDD if backup is not required."
      },
      {
        "number": "2",
        "name": "PC13/TAMPER-RTC",
        "type": "bidirectional",
        "description": "General purpose I/O port C bit 13. Alternate function TAMPER-RTC provides RTC tamper detection and RTC alarm/calibration output. Driven by VBAT domain; limited drive strength."
      },
      {
        "number": "3",
        "name": "PC14/OSC32IN",
        "type": "bidirectional",
        "description": "General purpose I/O port C bit 14. Alternate function OSC32IN is the input to the low-speed 32.768 kHz crystal oscillator."
      },
      {
        "number": "4",
        "name": "PC15/OSC32OUT",
        "type": "bidirectional",
        "description": "General purpose I/O port C bit 15. Alternate function OSC32OUT is the output from the low-speed 32.768 kHz crystal oscillator."
      },
      {
        "number": "5",
        "name": "OSCIN",
        "type": "input",
        "description": "High-speed external oscillator (HXTAL) input. Connect to one terminal of a 4-32 MHz crystal or drive with an external clock in bypass mode."
      },
      {
        "number": "6",
        "name": "OSCOUT",
        "type": "output",
        "description": "High-speed external oscillator (HXTAL) output. Connect to the other terminal of the 4-32 MHz crystal, or leave open when HXTAL is bypassed."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Active-low bidirectional device reset input/output with internal pull-up. Driving low resets the MCU; the pin also asserts low when an internal reset source fires."
      },
      {
        "number": "8",
        "name": "PC0",
        "type": "bidirectional",
        "description": "General purpose I/O port C bit 0. Alternate function ADC012_IN10 (ADC0/1/2 analog input channel 10)."
      },
      {
        "number": "9",
        "name": "PC1",
        "type": "bidirectional",
        "description": "General purpose I/O port C bit 1. Alternate function ADC012_IN11 (ADC0/1/2 analog input channel 11)."
      },
      {
        "number": "10",
        "name": "PC2",
        "type": "bidirectional",
        "description": "General purpose I/O port C bit 2. Alternate function ADC012_IN12 (ADC0/1/2 analog input channel 12)."
      },
      {
        "number": "11",
        "name": "PC3",
        "type": "bidirectional",
        "description": "General purpose I/O port C bit 3. Alternate function ADC012_IN13 (ADC0/1/2 analog input channel 13)."
      },
      {
        "number": "12",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground reference for the ADCs, DACs and analog reference circuitry. Tie to the ground plane, ideally with a star or star-point return to VSS."
      },
      {
        "number": "13",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog power supply for the ADCs, DACs, reset circuit and PLL. Nominal 2.6-3.6 V; decouple with 100 nF plus 1 uF close to the pin."
      },
      {
        "number": "14",
        "name": "PA0/WKUP",
        "type": "bidirectional",
        "description": "General purpose I/O port A bit 0. Alternate functions: WKUP (standby wake-up), USART1_CTS, ADC012_IN0, TIMER1_CH0, TIMER1_ETI, TIMER4_CH0, TIMER7_ETI."
      },
      {
        "number": "15",
        "name": "PA1",
        "type": "bidirectional",
        "description": "General purpose I/O port A bit 1. Alternate functions: USART1_RTS, ADC012_IN1, TIMER1_CH1, TIMER4_CH1."
      },
      {
        "number": "16",
        "name": "PA2",
        "type": "bidirectional",
        "description": "General purpose I/O port A bit 2. Alternate functions: USART1_TX, ADC012_IN2, TIMER1_CH2, TIMER4_CH2, TIMER8_CH0."
      },
      {
        "number": "17",
        "name": "PA3",
        "type": "bidirectional",
        "description": "General purpose I/O port A bit 3. Alternate functions: USART1_RX, ADC012_IN3, TIMER1_CH3, TIMER4_CH3, TIMER8_CH1."
      },
      {
        "number": "18",
        "name": "VSS_4",
        "type": "power_in",
        "description": "Digital ground return (VSS domain 4). Tie all VSS_x pins to the ground plane."
      },
      {
        "number": "19",
        "name": "VDD_4",
        "type": "power_in",
        "description": "Digital power supply (VDD domain 4). Nominal 2.6-3.6 V; decouple with a 100 nF ceramic capacitor placed close to the pin."
      },
      {
        "number": "20",
        "name": "PA4",
        "type": "bidirectional",
        "description": "General purpose I/O port A bit 4. Alternate: SPI0_NSS, USART1_CK, ADC01_IN4, DAC0_OUT0. Remap: SPI2_NSS, I2S2_WS."
      },
      {
        "number": "21",
        "name": "PA5",
        "type": "bidirectional",
        "description": "General purpose I/O port A bit 5. Alternate: SPI0_SCK, ADC01_IN5, DAC0_OUT1."
      },
      {
        "number": "22",
        "name": "PA6",
        "type": "bidirectional",
        "description": "General purpose I/O port A bit 6. Alternate: SPI0_MISO, ADC01_IN6, TIMER2_CH0, TIMER7_BRKIN, TIMER12_CH0. Remap: TIMER0_BRKIN."
      },
      {
        "number": "23",
        "name": "PA7",
        "type": "bidirectional",
        "description": "General purpose I/O port A bit 7. Alternate: SPI0_MOSI, ADC01_IN7, TIMER2_CH1, TIMER7_CH0_ON, TIMER13_CH0. Remap: TIMER0_CH0_ON."
      },
      {
        "number": "24",
        "name": "PC4",
        "type": "bidirectional",
        "description": "General purpose I/O port C bit 4. Alternate function ADC01_IN14 (ADC0/1 analog input channel 14)."
      },
      {
        "number": "25",
        "name": "PC5",
        "type": "bidirectional",
        "description": "General purpose I/O port C bit 5. Alternate function ADC01_IN15 (ADC0/1 analog input channel 15)."
      },
      {
        "number": "26",
        "name": "PB0",
        "type": "bidirectional",
        "description": "General purpose I/O port B bit 0. Alternate: ADC01_IN8, TIMER2_CH2, TIMER7_CH1_ON. Remap: TIMER0_CH1_ON."
      },
      {
        "number": "27",
        "name": "PB1",
        "type": "bidirectional",
        "description": "General purpose I/O port B bit 1. Alternate: ADC01_IN9, TIMER2_CH3, TIMER7_CH2_ON. Remap: TIMER0_CH2_ON."
      },
      {
        "number": "28",
        "name": "PB2/BOOT1",
        "type": "bidirectional",
        "description": "General purpose I/O port B bit 2, 5 V tolerant. Also sampled as BOOT1 during reset to select the boot memory together with BOOT0."
      },
      {
        "number": "29",
        "name": "PB10",
        "type": "bidirectional",
        "description": "General purpose I/O port B bit 10, 5 V tolerant. Alternate: I2C1_SCL, USART2_TX. Remap: TIMER1_CH2."
      },
      {
        "number": "30",
        "name": "PB11",
        "type": "bidirectional",
        "description": "General purpose I/O port B bit 11, 5 V tolerant. Alternate: I2C1_SDA, USART2_RX. Remap: TIMER1_CH3."
      },
      {
        "number": "31",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Digital ground return (VSS domain 1). Tie to the ground plane."
      },
      {
        "number": "32",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital power supply (VDD domain 1), 2.6-3.6 V. Decouple with a 100 nF ceramic capacitor close to the pin."
      },
      {
        "number": "33",
        "name": "PB12",
        "type": "bidirectional",
        "description": "General purpose I/O port B bit 12, 5 V tolerant. Alternate: SPI1_NSS, I2C1_SMBA, USART2_CK, TIMER0_BRKIN, I2S1_WS."
      },
      {
        "number": "34",
        "name": "PB13",
        "type": "bidirectional",
        "description": "General purpose I/O port B bit 13, 5 V tolerant. Alternate: SPI1_SCK, USART2_CTS, TIMER0_CH0_ON, I2S1_CK."
      },
      {
        "number": "35",
        "name": "PB14",
        "type": "bidirectional",
        "description": "General purpose I/O port B bit 14, 5 V tolerant. Alternate: SPI1_MISO, USART2_RTS, TIMER0_CH1_ON, TIMER11_CH0."
      },
      {
        "number": "36",
        "name": "PB15",
        "type": "bidirectional",
        "description": "General purpose I/O port B bit 15, 5 V tolerant. Alternate: SPI1_MOSI, TIMER0_CH2_ON, I2S1_SD, TIMER11_CH1."
      },
      {
        "number": "37",
        "name": "PC6",
        "type": "bidirectional",
        "description": "General purpose I/O port C bit 6, 5 V tolerant. Alternate: I2S1_MCK, TIMER7_CH0, SDIO_D6. Remap: TIMER2_CH0."
      },
      {
        "number": "38",
        "name": "PC7",
        "type": "bidirectional",
        "description": "General purpose I/O port C bit 7, 5 V tolerant. Alternate: I2S2_MCK, TIMER7_CH1, SDIO_D7. Remap: TIMER2_CH1."
      },
      {
        "number": "39",
        "name": "PC8",
        "type": "bidirectional",
        "description": "General purpose I/O port C bit 8, 5 V tolerant. Alternate: TIMER7_CH2, SDIO_D0. Remap: TIMER2_CH2."
      },
      {
        "number": "40",
        "name": "PC9",
        "type": "bidirectional",
        "description": "General purpose I/O port C bit 9, 5 V tolerant. Alternate: TIMER7_CH3, SDIO_D1. Remap: TIMER2_CH3."
      },
      {
        "number": "41",
        "name": "PA8",
        "type": "bidirectional",
        "description": "General purpose I/O port A bit 8, 5 V tolerant. Alternate: USART0_CK, TIMER0_CH0, CK_OUT0 (MCO)."
      },
      {
        "number": "42",
        "name": "PA9",
        "type": "bidirectional",
        "description": "General purpose I/O port A bit 9, 5 V tolerant. Alternate: USART0_TX, TIMER0_CH1."
      },
      {
        "number": "43",
        "name": "PA10",
        "type": "bidirectional",
        "description": "General purpose I/O port A bit 10, 5 V tolerant. Alternate: USART0_RX, TIMER0_CH2."
      },
      {
        "number": "44",
        "name": "PA11",
        "type": "bidirectional",
        "description": "General purpose I/O port A bit 11, 5 V tolerant. Alternate: USART0_CTS, CAN0_RX, USBDM, TIMER0_CH3."
      },
      {
        "number": "45",
        "name": "PA12",
        "type": "bidirectional",
        "description": "General purpose I/O port A bit 12, 5 V tolerant. Alternate: USART0_RTS, CAN0_TX, TIMER0_ETI, USBDP."
      },
      {
        "number": "46",
        "name": "PA13/JTMS/SWDIO",
        "type": "bidirectional",
        "description": "Debug port pin: JTAG TMS or Serial Wire Data I/O by default. Can be remapped to PA13 GPIO when the debug port is not required."
      },
      {
        "number": "47",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Digital ground return (VSS domain 2). Tie to the ground plane."
      },
      {
        "number": "48",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital power supply (VDD domain 2), 2.6-3.6 V. Decouple with a 100 nF ceramic capacitor close to the pin."
      },
      {
        "number": "49",
        "name": "PA14/JTCK/SWCLK",
        "type": "bidirectional",
        "description": "Debug port pin: JTAG TCK or Serial Wire clock by default. Can be remapped to PA14 GPIO when the debug port is not required."
      },
      {
        "number": "50",
        "name": "PA15/JTDI",
        "type": "bidirectional",
        "description": "Debug port pin: JTAG TDI by default. Alternate: SPI2_NSS, I2S2_WS. Remap: TIMER1_CH0, TIMER1_ETI, PA15 GPIO, SPI0_NSS."
      },
      {
        "number": "51",
        "name": "PC10",
        "type": "bidirectional",
        "description": "General purpose I/O port C bit 10, 5 V tolerant. Alternate: UART3_TX, SDIO_D2. Remap: USART2_TX, SPI2_SCK, I2S2_CK."
      },
      {
        "number": "52",
        "name": "PC11",
        "type": "bidirectional",
        "description": "General purpose I/O port C bit 11, 5 V tolerant. Alternate: UART3_RX, SDIO_D3. Remap: USART2_RX, SPI2_MISO."
      },
      {
        "number": "53",
        "name": "PC12",
        "type": "bidirectional",
        "description": "General purpose I/O port C bit 12, 5 V tolerant. Alternate: UART4_TX, SDIO_CK. Remap: USART2_CK, SPI2_MOSI, I2S2_SD."
      },
      {
        "number": "54",
        "name": "PD2",
        "type": "bidirectional",
        "description": "General purpose I/O port D bit 2, 5 V tolerant. Alternate: TIMER2_ETI, SDIO_CMD, UART4_RX."
      },
      {
        "number": "55",
        "name": "PB3/JTDO",
        "type": "bidirectional",
        "description": "Debug port pin: JTAG TDO by default. Alternate: SPI2_SCK, I2S2_CK. Remap: PB3 GPIO, TRACESWO, TIMER1_CH1, SPI0_SCK."
      },
      {
        "number": "56",
        "name": "PB4/NJTRST",
        "type": "bidirectional",
        "description": "Debug port pin: JTAG NJTRST (active-low reset) by default. Alternate: SPI2_MISO. Remap: TIMER2_CH0, PB4 GPIO, SPI0_MISO."
      },
      {
        "number": "57",
        "name": "PB5",
        "type": "bidirectional",
        "description": "General purpose I/O port B bit 5 (not 5 V tolerant). Alternate: I2C0_SMBA, SPI2_MOSI, I2S2_SD. Remap: TIMER2_CH1, SPI0_MOSI."
      },
      {
        "number": "58",
        "name": "PB6",
        "type": "bidirectional",
        "description": "General purpose I/O port B bit 6, 5 V tolerant. Alternate: I2C0_SCL, TIMER3_CH0. Remap: USART0_TX."
      },
      {
        "number": "59",
        "name": "PB7",
        "type": "bidirectional",
        "description": "General purpose I/O port B bit 7, 5 V tolerant. Alternate: I2C0_SDA, TIMER3_CH1. Remap: USART0_RX."
      },
      {
        "number": "60",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot mode selection input. Sampled together with BOOT1 (PB2) on the fourth SYSCLK rising edge after reset to choose main flash, system memory or SRAM as the boot region."
      },
      {
        "number": "61",
        "name": "PB8",
        "type": "bidirectional",
        "description": "General purpose I/O port B bit 8, 5 V tolerant. Alternate: TIMER3_CH2, SDIO_D4, TIMER9_CH0. Remap: I2C0_SCL, CAN0_RX."
      },
      {
        "number": "62",
        "name": "PB9",
        "type": "bidirectional",
        "description": "General purpose I/O port B bit 9, 5 V tolerant. Alternate: TIMER3_CH3, SDIO_D5, TIMER10_CH0. Remap: I2C0_SDA, CAN0_TX."
      },
      {
        "number": "63",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Digital ground return (VSS domain 3). Tie to the ground plane."
      },
      {
        "number": "64",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital power supply (VDD domain 3), 2.6-3.6 V. Decouple with a 100 nF ceramic capacitor close to the pin."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/1d74ef4f91dcd6947e83d1af76213456.pdf",
        "pages": 112,
        "sha256": "53da1a17a1523e83",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -5.675,
        -3.75
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "LQFP-64_10x10mm_P0.5mm@sha256:f5a3abeefd7fdfa3",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "gd32f103rct6.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12,
          12,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b0c827bc5c05552175d28affe44a5bd2ab45c9c36efff6ff07a74cc449b13db4",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "gd32f103rct6-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12,
          12,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "71c48adc998efdbbab24e53176a80f19396dc85a70dfc56df26cbee3ba1c22ff",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "GigaDevice Semicon Beijing",
      "Package": "LQFP-64(10x10)",
      "Category": "MCU",
      "Pins": "64"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "gd32f103rct6"
  ],
  "discovery_pitch": "GD32F103RCT6 (GigaDevice Semicon Beijing) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "gd32f103rct6.kicad_sym",
    "gd32f103rct6.kicad_mod",
    "gd32f103rct6.glb",
    "gd32f103rct6.step",
    "gd32f103rct6-etched.step",
    "gd32f103rct6.lbr",
    "docs/hero.png",
    "docs/gd32f103rct6-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "GD32F103RCT6R4T6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6R6T6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6R8T6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6RBT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6RDT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6RET6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6RFT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6RGT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6RIT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6RKT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6ZCT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6ZDT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6ZET6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6ZFT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6ZGT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6ZIT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6ZKT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6V8T6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6VBT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6VCT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6VDT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6VET6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6VFT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6VGT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6VIT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6VKT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6C4T6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6C6T6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6C8T6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6CBT6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6T4U6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6U6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6T8U6",
      "kind": "packaging"
    },
    {
      "mpn": "GD32F103RCT6TBU6",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-24T21:00:42.072Z"
}