GD32F425RGT6

{
  "schema_version": 1,
  "type": "component",
  "slug": "gd32f425rgt6",
  "title": "GD32F425RGT6",
  "brief": "GigaDevice Semicon Beijing Microcontroller Units (MCUs/MPUs/SOCs), LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "single chip microcomputer-microcontroller",
    "gd32f425rgt6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "GD32F425RGT6",
    "manufacturer": "GigaDevice Semicon Beijing",
    "package": "LQFP-64(10x10)",
    "pin_count": 64,
    "category": "Single Chip Microcomputer/Microcontroller",
    "subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/5c8fa9a760715788086b8e55d7221adc.pdf",
    "parts": {
      "symbol": "gd32f425rgt6.kicad_sym",
      "footprint": "gd32f425rgt6.kicad_mod",
      "model_3d": "gd32f425rgt6-hero.glb",
      "model_3d_plain": "gd32f425rgt6-etched.glb",
      "model_3d_step": "gd32f425rgt6-etched.step",
      "model_3d_step_plain": "gd32f425rgt6.step",
      "lbr": "gd32f425rgt6.lbr"
    },
    "distributor_links": {
      "lcsc": "C5110337"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T19:22:37Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup battery supply pin; default function VBAT."
      },
      {
        "number": "2",
        "name": "PC13-TAMPER-RTC",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PC13, alternate EVENTOUT, additional RTC_TAMP0, RTC_OUT, RTC_TS."
      },
      {
        "number": "3",
        "name": "PC14-OSC32IN",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PC14, alternate EVENTOUT, additional OSC32IN."
      },
      {
        "number": "4",
        "name": "PC15-OSC32OUT",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PC15, alternate EVENTOUT, additional OSC32OUT."
      },
      {
        "number": "5",
        "name": "PH0",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PH0 / OSCIN, alternate EVENTOUT."
      },
      {
        "number": "6",
        "name": "PH1",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PH1 / OSCOUT, alternate EVENTOUT."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "input",
        "description": "External reset pin, default function NRST."
      },
      {
        "number": "8",
        "name": "PC0",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PC0, alternate USBHS_ULPI_STP, EVENTOUT, additional ADC012_IN10."
      },
      {
        "number": "9",
        "name": "PC1",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PC1, alternate SPI2_MOSI, I2S2_SD, SPI1_MOSI, I2S1_SD, EVENTOUT, additional ADC012_IN11."
      },
      {
        "number": "10",
        "name": "PC2",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PC2, alternate SPI1_MISO, I2S1_ADD_SD, USBHS_ULPI_DIR, EVENTOUT, additional ADC012_IN12."
      },
      {
        "number": "11",
        "name": "PC3",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PC3, alternate SPI1_MOSI, I2S1_SD, USBHS_ULPI_NXT, EVENTOUT, additional ADC012_IN13."
      },
      {
        "number": "12",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground; default function VSSA."
      },
      {
        "number": "13",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog power supply; default function VDDA."
      },
      {
        "number": "14",
        "name": "PA0-WKUP",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PA0, alternate TIMER1_CH0, TIMER1_ETI, TIMER4_CH0, TIMER7_ETI, USART1_CTS, UART3_TX, EVENTOUT, additional ADC012_IN0, WKUP."
      },
      {
        "number": "15",
        "name": "PA1",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PA1, alternate TIMER1_CH1, TIMER4_CH1, USART1_RTS, UART3_RX, EVENTOUT, additional ADC012_IN1."
      },
      {
        "number": "16",
        "name": "PA2",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PA2, alternate TIMER1_CH2, TIMER4_CH2, TIMER8_CH0, I2S_CKIN, USART1_TX, EVENTOUT, additional ADC012_IN2."
      },
      {
        "number": "17",
        "name": "PA3",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PA3, alternate TIMER1_CH3, TIMER4_CH3, TIMER8_CH1, I2S1_MCK, USART1_RX, USBHS_ULPI_D0, EVENTOUT, additional ADC012_IN3."
      },
      {
        "number": "18",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground; default function VSS."
      },
      {
        "number": "19",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply; default function VDD."
      },
      {
        "number": "20",
        "name": "PA4",
        "type": "bidirectional",
        "description": "I/O, default PA4, alternate SPI0_NSS, SPI2_NSS, I2S2_WS, USART1_CK, USBHS_SOF, DCI_HSYNC, EVENTOUT, additional ADC01_IN4, DAC_OUT0."
      },
      {
        "number": "21",
        "name": "PA5",
        "type": "bidirectional",
        "description": "I/O, default PA5, alternate TIMER1_CH0, TIMER1_ETI, TIMER7_CH0_ON, SPI0_SCK, USBHS_ULPI_CK, EVENTOUT, additional ADC01_IN5, DAC_OUT1."
      },
      {
        "number": "22",
        "name": "PA6",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PA6, alternate TIMER0_BRKIN, TIMER2_CH0, TIMER7_BRKIN, SPI0_MISO, I2S1_MCK, TIMER12_CH0, SDIO_CMD, DCI_PIXCLK, EVENTOUT, additional ADC01_IN6."
      },
      {
        "number": "23",
        "name": "PA7",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PA7, alternate TIMER0_CH0_ON, TIMER2_CH1, TIMER7_CH0_ON, SPI0_MOSI, TIMER13_CH0, EVENTOUT, additional ADC01_IN7."
      },
      {
        "number": "24",
        "name": "PC4",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PC4, alternate EVENTOUT, additional ADC01_IN14."
      },
      {
        "number": "25",
        "name": "PC5",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PC5, alternate USART2_RX, EVENTOUT, additional ADC01_IN15."
      },
      {
        "number": "26",
        "name": "PB0",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PB0, alternate TIMER0_CH1_ON, TIMER2_CH2, TIMER7_CH1_ON, SPI2_MOSI, I2S2_SD, USBHS_ULPI_D1, SDIO_D1, EVENTOUT, additional ADC01_IN8, IREF."
      },
      {
        "number": "27",
        "name": "PB1",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PB1, alternate TIMER0_CH2_ON, TIMER2_CH3, TIMER7_CH2_ON, USBHS_ULPI_D2, SDIO_D2, EVENTOUT, additional ADC01_IN9."
      },
      {
        "number": "28",
        "name": "PB2",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PB2 / BOOT1, alternate TIMER1_CH3, SPI2_MOSI, I2S2_SD, USBHS_ULPI_D4, SDIO_CK, EVENTOUT."
      },
      {
        "number": "29",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PB10, alternate TIMER1_CH2, I2C1_SCL, SPI1_SCK, I2S1_CK, I2S2_MCK, USART2_TX, USBHS_ULPI_D3, SDIO_D7, EVENTOUT."
      },
      {
        "number": "30",
        "name": "PB11",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PB11, alternate TIMER1_CH3, I2C1_SDA, I2S_CKIN, USART2_RX, USBHS_ULPI_D4, EVENTOUT."
      },
      {
        "number": "31",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "32",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply; default function VDD."
      },
      {
        "number": "33",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PB12, alternate TIMER0_BRKIN, I2C1_SMBA, SPI1_NSS, I2S1_WS, USART2_CK, CAN1_RX, USBHS_ULPI_D5, USBHS_ID, EVENTOUT."
      },
      {
        "number": "34",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PB13, alternate TIMER0_CH0_ON, SPI1_SCK, I2S1_CK, USART2_CTS, CAN1_TX, USBHS_ULPI_D6, EVENTOUT, I2C1_TXFRAME, additional USBHS_VBUS."
      },
      {
        "number": "35",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PB14, alternate TIMER0_CH1_ON, TIMER7_CH1_ON, SPI1_MISO, I2S1_ADD_SD, USART2_RTS, TIMER11_CH0, USBHS_DM, EVENTOUT."
      },
      {
        "number": "36",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PB15, alternate RTC_REFIN, TIMER0_CH2_ON, TIMER7_CH2_ON, SPI1_MOSI, I2S1_SD, TIMER11_CH1, USBHS_DP, EVENTOUT."
      },
      {
        "number": "37",
        "name": "PC6",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PC6, alternate TIMER2_CH0, TIMER7_CH0, I2S1_MCK, USART5_TX, SDIO_D6, DCI_D0, EVENTOUT."
      },
      {
        "number": "38",
        "name": "PC7",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PC7, alternate TIMER2_CH1, TIMER7_CH1, SPI1_SCK, I2S1_CK, I2S2_MCK, USART5_RX, SDIO_D7, DCI_D1, EVENTOUT."
      },
      {
        "number": "39",
        "name": "PC8",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PC8, alternate TRACED0, TIMER2_CH2, TIMER7_CH2, USART5_CK, SDIO_D0, DCI_D2, EVENTOUT."
      },
      {
        "number": "40",
        "name": "PC9",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PC9, alternate CK_OUT1, TIMER2_CH3, TIMER7_CH3, I2C2_SDA, I2S_CKIN, SDIO_D1, DCI_D3, EVENTOUT."
      },
      {
        "number": "41",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PA8, alternate CK_OUT0, TIMER0_CH0, I2C2_SCL, USART0_CK, USBFS_SOF, SDIO_D1, EVENTOUT, CTC_SYNC."
      },
      {
        "number": "42",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PA9, alternate TIMER0_CH1, I2C2_SMBA, SPI1_SCK, I2S1_CK, USART0_TX, SDIO_D2, DCI_D0, EVENTOUT, additional USBFS_VBUS."
      },
      {
        "number": "43",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PA10, alternate TIMER0_CH2, USART0_RX, USBFS_ID, DCI_D1, EVENTOUT, I2C2_TXFRAME."
      },
      {
        "number": "44",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PA11, alternate TIMER0_CH3, USART0_CTS, USART5_TX, CAN0_RX, USBFS_DM, EVENTOUT."
      },
      {
        "number": "45",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PA12, alternate TIMER0_ETI, USART0_RTS, USART5_RX, CAN0_TX, USBFS_DP, EVENTOUT."
      },
      {
        "number": "46",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default JTMS, SWDIO, PA13, alternate EVENTOUT."
      },
      {
        "number": "47",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "48",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply; default function VDD."
      },
      {
        "number": "49",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default JTCK, SWCLK, PA14, alternate EVENTOUT."
      },
      {
        "number": "50",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default JTDI, PA15, alternate TIMER1_CH0, TIMER1_ETI, SPI0_NSS, SPI2_NSS, I2S2_WS, USART0_TX, EVENTOUT."
      },
      {
        "number": "51",
        "name": "PC10",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PC10, alternate SPI2_SCK, I2S2_CK, USART2_TX, UART3_TX, SDIO_D2, DCI_D8, EVENTOUT."
      },
      {
        "number": "52",
        "name": "PC11",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PC11, alternate I2S2_ADD_SD, SPI2_MISO, USART2_RX, UART3_RX, SDIO_D3, DCI_D4, EVENTOUT."
      },
      {
        "number": "53",
        "name": "PC12",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PC12, alternate I2C1_SDA, SPI2_MOSI, I2S2_SD, USART2_CK, UART4_TX, SDIO_CK, DCI_D9, EVENTOUT."
      },
      {
        "number": "54",
        "name": "PD2",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PD2, alternate TIMER2_ETI, UART4_RX, SDIO_CMD, DCI_D11, EVENTOUT."
      },
      {
        "number": "55",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default JTDO, PB3, alternate TRACESWO, TIMER1_CH1, SPI0_SCK, SPI2_SCK, I2S2_CK, USART0_RX, I2C1_SDA, EVENTOUT."
      },
      {
        "number": "56",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default NJTRST, PB4, alternate TIMER2_CH0, SPI0_MISO, SPI2_MISO, I2S2_ADD_SD, I2C2_SDA, SDIO_D0, EVENTOUT, I2C0_TXFRAME."
      },
      {
        "number": "57",
        "name": "PB5",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PB5, alternate TIMER2_CH1, I2C0_SMBA, SPI0_MOSI, SPI2_MOSI, I2S2_SD, CAN1_RX, USBHS_ULPI_D7, DCI_D10, EVENTOUT."
      },
      {
        "number": "58",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PB6, alternate TIMER3_CH0, I2C0_SCL, USART0_TX, CAN1_TX, DCI_D5, EVENTOUT."
      },
      {
        "number": "59",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PB7, alternate TIMER3_CH1, I2C0_SDA, USART0_RX, DCI_VSYNC, EVENTOUT."
      },
      {
        "number": "60",
        "name": "BOOT0",
        "type": "input",
        "description": "5 V tolerant boot mode selection pin; default function BOOT0."
      },
      {
        "number": "61",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PB8, alternate TIMER1_CH0, TIMER1_ETI, TIMER3_CH2, TIMER9_CH0, I2C0_SCL, CAN0_RX, SDIO_D4, DCI_D6, EVENTOUT."
      },
      {
        "number": "62",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5 V tolerant I/O, default PB9, alternate TIMER1_CH1, TIMER3_CH3, TIMER10_CH0, I2C0_SDA, SPI1_NSS, I2S1_WS, CAN0_TX, SDIO_D5, DCI_D7, EVENTOUT."
      },
      {
        "number": "63",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground; default function VSS."
      },
      {
        "number": "64",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply; default function VDD."
      }
    ],
    "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": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Table 2-6 lists an extra 'VSS' row with no pin number (between pin 47 NC and pin 48 VDD), while the ; BOOT0 is listed as I/O in the pin table; it was classified as input because its only stated function; PA4 and PA5 have a blank I/O level in the table, unlike the other GPIOs, which are 5VT."
        ],
        "pages_sent": 54,
        "cost_usd": 0.5284,
        "at": "2026-10-22T19:22:17"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/5c8fa9a760715788086b8e55d7221adc.pdf",
        "pages": 105,
        "sha256": "a22ae6ad743aa73a",
        "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"
    },
    "models_3d": [
      {
        "file": "gd32f425rgt6.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": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "gd32f425rgt6-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": "4767ce84d4365a507a12aa137ab0ffb8b33b7aa82f2b107d786b98aaacd56acb",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "GigaDevice Semicon Beijing",
      "Package": "LQFP-64(10x10)",
      "Category": "Single Chip Microcomputer/Microcontroller",
      "Pins": "64"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "a22ae6ad743aa73ac74ebbf4d0ce0d0e5c7dca47107bae7a43a2028c03d04ddb",
      "rows": [
        {
          "name": "External voltage range",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 3.6,
          "conditions": "VSS - 0.3 to VSS + 3.6",
          "source_page": 61,
          "source": "datasheet"
        },
        {
          "name": "External analog supply voltage",
          "symbol": "VDDA",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 3.6,
          "conditions": "VSSA - 0.3 to VSSA + 3.6",
          "source_page": 61,
          "source": "datasheet"
        },
        {
          "name": "External battery supply voltage",
          "symbol": "VBAT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 3.6,
          "conditions": "VSS - 0.3 to VSS + 3.6",
          "source_page": 61,
          "source": "datasheet"
        },
        {
          "name": "Input voltage on other I/O",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 3.6,
          "conditions": "VSS - 0.3 to 3.6",
          "source_page": 61,
          "source": "datasheet"
        },
        {
          "name": "Variations between different VDD power pins",
          "symbol": "|ΔVDDX|",
          "kind": "absolute_maximum",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 61,
          "source": "datasheet"
        },
        {
          "name": "Variations between different ground pins",
          "symbol": "|VSSX −VSS|",
          "kind": "absolute_maximum",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 61,
          "source": "datasheet"
        },
        {
          "name": "Maximum current for GPIO pins",
          "symbol": "IIO",
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