GD32F470ZIT6

{
  "schema_version": 1,
  "type": "component",
  "slug": "gd32f470zit6",
  "title": "GD32F470ZIT6",
  "brief": "GigaDevice Semicon Beijing Microcontroller Units (MCUs/MPUs/SOCs), LQFP-144(20x20). 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",
    "gd32f470zit6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "GD32F470ZIT6",
    "manufacturer": "GigaDevice Semicon Beijing",
    "package": "LQFP-144(20x20)",
    "pin_count": 144,
    "category": "Single Chip Microcomputer/Microcontroller",
    "subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/93fecdc1f4a3c898d84b841c74a7a71e.pdf",
    "parts": {
      "symbol": "gd32f470zit6.kicad_sym",
      "footprint": "gd32f470zit6.kicad_mod",
      "model_3d": "gd32f470zit6-hero.glb",
      "model_3d_plain": "gd32f470zit6-etched.glb",
      "model_3d_step": "gd32f470zit6-etched.step",
      "model_3d_step_plain": "gd32f470zit6.step",
      "lbr": "gd32f470zit6.lbr"
    },
    "distributor_links": {
      "lcsc": "C5110333"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T21:38:55Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PE2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PE2; alternate functions SPI3_SCK, ENET_MII_TXD3, EXMC_A23, EVENTOUT."
      },
      {
        "number": "2",
        "name": "PE3",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PE3; alternate functions EXMC_A19, EVENTOUT."
      },
      {
        "number": "3",
        "name": "PE4",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PE4; alternate functions SPI3_NSS, EXMC_A20, DCI_D4, TLI_B0, EVENTOUT."
      },
      {
        "number": "4",
        "name": "PE5",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PE5; alternate functions TIMER8_CH0, SPI3_MISO, EXMC_A21, DCI_D6, TLI_G0, EVENTOUT."
      },
      {
        "number": "5",
        "name": "PE6",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PE6; alternate functions TIMER8_CH1, SPI3_MOSI, EXMC_A22, DCI_D7, TLI_G1, EVENTOUT."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup battery supply pin (default function VBAT)."
      },
      {
        "number": "7",
        "name": "PC13-TAMPER-RTC",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PC13; alternate EVENTOUT; additional RTC_TAMP0, RTC_OUT, RTC_TS."
      },
      {
        "number": "8",
        "name": "PC14-OSC32IN",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PC14; alternate EVENTOUT; additional OSC32IN (low-speed crystal input)."
      },
      {
        "number": "9",
        "name": "PC15-OSC32OUT",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PC15; alternate EVENTOUT; additional OSC32OUT (low-speed crystal output)."
      },
      {
        "number": "10",
        "name": "PF0",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PF0; alternate functions I2C1_SDA, EXMC_A0, EVENTOUT, CTC_SYNC."
      },
      {
        "number": "11",
        "name": "PF1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PF1; alternate functions I2C1_SCL, EXMC_A1, EVENTOUT."
      },
      {
        "number": "12",
        "name": "PF2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PF2; alternate functions I2C1_SMBA, EXMC_A2, EVENTOUT."
      },
      {
        "number": "13",
        "name": "PF3",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PF3; alternate EXMC_A3, EVENTOUT, I2C1_TXFRAME; additional ADC2_IN9."
      },
      {
        "number": "14",
        "name": "PF4",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PF4; alternate EXMC_A4, EVENTOUT; additional ADC2_IN14."
      },
      {
        "number": "15",
        "name": "PF5",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PF5; alternate EXMC_A5, EVENTOUT; additional ADC2_IN15."
      },
      {
        "number": "16",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground (default function VSS)."
      },
      {
        "number": "17",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply (default function VDD)."
      },
      {
        "number": "18",
        "name": "PF6",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PF6; alternate TIMER9_CH0, SPI4_NSS, UART6_RX, EXMC_NIORD, EVENTOUT; additional ADC2_IN4."
      },
      {
        "number": "19",
        "name": "PF7",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PF7; alternate TIMER10_CH0, SPI4_SCK, UART6_TX, EXMC_NREG, EVENTOUT; additional ADC2_IN5."
      },
      {
        "number": "20",
        "name": "PF8",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PF8; alternate SPI4_MISO, TIMER12_CH0, EXMC_NIOWR, EVENTOUT; additional ADC2_IN6."
      },
      {
        "number": "21",
        "name": "PF9",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PF9; alternate SPI4_MOSI, TIMER13_CH0, EXMC_CD, EVENTOUT; additional ADC2_IN7."
      },
      {
        "number": "22",
        "name": "PF10",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PF10; alternate EXMC_INTR, DCI_D11, TLI_DE, EVENTOUT; additional ADC2_IN8."
      },
      {
        "number": "23",
        "name": "PH0",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PH0, default OSCIN (high-speed crystal input); alternate EVENTOUT."
      },
      {
        "number": "24",
        "name": "PH1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PH1, default OSCOUT (high-speed crystal output); alternate EVENTOUT."
      },
      {
        "number": "25",
        "name": "NRST",
        "type": "input",
        "description": "System reset pin (default function NRST)."
      },
      {
        "number": "26",
        "name": "PC0",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PC0; alternate USBHS_ULPI_STP, EXMC_SDNWE, EVENTOUT; additional ADC012_IN10."
      },
      {
        "number": "27",
        "name": "PC1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PC1; alternate SPI2_MOSI, I2S2_SD, SPI1_MOSI, I2S1_SD, ENET_MDC, EVENTOUT; additional ADC012_IN11."
      },
      {
        "number": "28",
        "name": "PC2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PC2; alternate SPI1_MISO, I2S1_ADD_SD, USBHS_ULPI_DIR, ENET_MII_TXD2, EXMC_SDNE0, EVENTOUT; additional ADC012_IN12."
      },
      {
        "number": "29",
        "name": "PC3",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PC3; alternate SPI1_MOSI, I2S1_SD, USBHS_ULPI_NXT, ENET_MII_TX_CLK, EXMC_SDCKE0, EVENTOUT; additional ADC012_IN13."
      },
      {
        "number": "30",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply (default function VDD)."
      },
      {
        "number": "31",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground (default function VSSA)."
      },
      {
        "number": "32",
        "name": "VREFP",
        "type": "power_in",
        "description": "Positive analog reference voltage input, VREF+."
      },
      {
        "number": "33",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog power supply (default function VDDA)."
      },
      {
        "number": "34",
        "name": "PA0-WKUP",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PA0; alternate TIMER1_CH0, TIMER1_ETI, TIMER4_CH0, TIMER7_ETI, USART1_CTS, UART3_TX, ENET_MII_CRS, EVENTOUT; additional ADC012_IN0, WKUP."
      },
      {
        "number": "35",
        "name": "PA1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PA1; alternate TIMER1_CH1, TIMER4_CH1, SPI3_MOSI, USART1_RTS, UART3_RX, ENET_MII_RX_CLK, ENET_RMII_REF_CLK, EVENTOUT; additional ADC012_IN1."
      },
      {
        "number": "36",
        "name": "PA2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PA2; alternate TIMER1_CH2, TIMER4_CH2, TIMER8_CH0, I2S_CKIN, USART1_TX, ENET_MDIO, EVENTOUT; additional ADC012_IN2."
      },
      {
        "number": "37",
        "name": "PA3",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PA3; alternate TIMER1_CH3, TIMER4_CH3, TIMER8_CH1, I2S1_MCK, USART1_RX, USBHS_ULPI_D0, ENET_MII_COL, TLI_B5, EVENTOUT; additional ADC012_IN3."
      },
      {
        "number": "38",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground (default function VSS)."
      },
      {
        "number": "39",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply (default function VDD)."
      },
      {
        "number": "40",
        "name": "PA4",
        "type": "bidirectional",
        "description": "GPIO PA4; alternate SPI0_NSS, SPI2_NSS, I2S2_WS, USART1_CK, USBHS_SOF, DCI_HSYNC, TLI_VSYNC, EVENTOUT; additional ADC01_IN4, DAC_OUT0."
      },
      {
        "number": "41",
        "name": "PA5",
        "type": "bidirectional",
        "description": "GPIO PA5; alternate TIMER1_CH0, TIMER1_ETI, TIMER7_CH0_ON, SPI0_SCK, USBHS_ULPI_CK, EVENTOUT; additional ADC01_IN5, DAC_OUT1."
      },
      {
        "number": "42",
        "name": "PA6",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PA6; alternate TIMER0_BRKIN, TIMER2_CH0, TIMER7_BRKIN, SPI0_MISO, I2S1_MCK, TIMER12_CH0, SDIO_CMD, DCI_PIXCLK, TLI_G2, EVENTOUT; additional ADC01_IN6."
      },
      {
        "number": "43",
        "name": "PA7",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PA7; alternate TIMER0_CH0_ON, TIMER2_CH1, TIMER7_CH0_ON, SPI0_MOSI, TIMER13_CH0, ENET_MII_RX_DV, ENET_RMII_CRS_DV, EXMC_SDNWE, EVENTOUT; additional ADC01_IN7."
      },
      {
        "number": "44",
        "name": "PC4",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PC4; alternate ENET_MII_RXD0, ENET_RMII_RXD0, EXMC_SDNE0, EVENTOUT; additional ADC01_IN14."
      },
      {
        "number": "45",
        "name": "PC5",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PC5; alternate USART2_RX, ENET_MII_RXD1, ENET_RMII_RXD1, EXMC_SDCKE0, EVENTOUT; additional ADC01_IN15."
      },
      {
        "number": "46",
        "name": "PB0",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PB0; alternate TIMER0_CH1_ON, TIMER2_CH2, TIMER7_CH1_ON, SPI4_SCK, SPI2_MOSI, I2S2_SD, TLI_R3, USBHS_ULPI_D1, ENET_MII_RXD2, SDIO_D1, EVENTOUT; additional ADC01_IN8, IREF."
      },
      {
        "number": "47",
        "name": "PB1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PB1; alternate TIMER0_CH2_ON, TIMER2_CH3, TIMER7_CH2_ON, SPI4_NSS, TLI_R6, USBHS_ULPI_D2, ENET_MII_RXD3, SDIO_D2, EVENTOUT; additional ADC01_IN9."
      },
      {
        "number": "48",
        "name": "PB2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PB2, default also BOOT1; alternate TIMER1_CH3, SPI2_MOSI, I2S2_SD, USBHS_ULPI_D4, SDIO_CK, EVENTOUT."
      },
      {
        "number": "49",
        "name": "PF11",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PF11; alternate SPI4_MOSI, EXMC_SDNRAS, DCI_D12, EVENTOUT."
      },
      {
        "number": "50",
        "name": "PF12",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PF12; alternate EXMC_A6, EVENTOUT."
      },
      {
        "number": "51",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground (default function VSS)."
      },
      {
        "number": "52",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply (default function VDD)."
      },
      {
        "number": "53",
        "name": "PF13",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PF13; alternate EXMC_A7, EVENTOUT."
      },
      {
        "number": "54",
        "name": "PF14",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PF14; alternate EXMC_A8, EVENTOUT."
      },
      {
        "number": "55",
        "name": "PF15",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PF15; alternate EXMC_A9, EVENTOUT."
      },
      {
        "number": "56",
        "name": "PG0",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PG0; alternate EXMC_A10, EVENTOUT."
      },
      {
        "number": "57",
        "name": "PG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PG1; alternate EXMC_A11, EVENTOUT."
      },
      {
        "number": "58",
        "name": "PE7",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PE7; alternate TIMER0_ETI, UART6_RX, EXMC_D4, EVENTOUT."
      },
      {
        "number": "59",
        "name": "PE8",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PE8; alternate TIMER0_CH0_ON, UART6_TX, EXMC_D5, EVENTOUT."
      },
      {
        "number": "60",
        "name": "PE9",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PE9; alternate TIMER0_CH0, EXMC_D6, EVENTOUT."
      },
      {
        "number": "61",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground (default function VSS)."
      },
      {
        "number": "62",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply (default function VDD)."
      },
      {
        "number": "63",
        "name": "PE10",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PE10; alternate TIMER0_CH1_ON, EXMC_D7, EVENTOUT."
      },
      {
        "number": "64",
        "name": "PE11",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PE11; alternate TIMER0_CH1, SPI3_NSS, SPI4_NSS, EXMC_D8, TLI_G3, EVENTOUT."
      },
      {
        "number": "65",
        "name": "PE12",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PE12; alternate TIMER0_CH2_ON, SPI3_SCK, SPI4_SCK, EXMC_D9, TLI_B4, EVENTOUT."
      },
      {
        "number": "66",
        "name": "PE13",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PE13; alternate TIMER0_CH2, SPI3_MISO, SPI4_MISO, EXMC_D10, TLI_DE, EVENTOUT."
      },
      {
        "number": "67",
        "name": "PE14",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PE14; alternate TIMER0_CH3, SPI3_MOSI, SPI4_MOSI, EXMC_D11, TLI_PIXCLK, EVENTOUT."
      },
      {
        "number": "68",
        "name": "PE15",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PE15; alternate TIMER0_BRKIN, EXMC_D12, TLI_R7, EVENTOUT."
      },
      {
        "number": "69",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PB10; alternate TIMER1_CH2, I2C1_SCL, SPI1_SCK, I2S1_CK, I2S2_MCK, USART2_TX, USBHS_ULPI_D3, ENET_MII_RX_ER, SDIO_D7, TLI_G4, EVENTOUT."
      },
      {
        "number": "70",
        "name": "PB11",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PB11; alternate TIMER1_CH3, I2C1_SDA, I2S_CKIN, USART2_RX, USBHS_ULPI_D4, ENET_MII_TX_EN, ENET_RMII_TX_EN, TLI_G5, EVENTOUT."
      },
      {
        "number": "71",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "72",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply (default function VDD)."
      },
      {
        "number": "73",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PB12; alternate TIMER0_BRKIN, I2C1_SMBA, SPI1_NSS, I2S1_WS, SPI3_NSS, USART2_CK, CAN1_RX, USBHS_ULPI_D5, ENET_MII_TXD0, ENET_RMII_TXD0, USBHS_ID, EVENTOUT."
      },
      {
        "number": "74",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PB13; alternate TIMER0_CH0_ON, SPI1_SCK, I2S1_CK, SPI3_SCK, USART2_CTS, CAN1_TX, USBHS_ULPI_D6, ENET_MII_TXD1, ENET_RMII_TXD1, EVENTOUT, I2C1_TXFRAME; additional USBHS_VBUS."
      },
      {
        "number": "75",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PB14; alternate TIMER0_CH1_ON, TIMER7_CH1_ON, SPI1_MISO, I2S1_ADD_SD, USART2_RTS, TIMER11_CH0, USBHS_DM, EVENTOUT."
      },
      {
        "number": "76",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PB15; alternate RTC_REFIN, TIMER0_CH2_ON, TIMER7_CH2_ON, SPI1_MOSI, I2S1_SD, TIMER11_CH1, USBHS_DP, EVENTOUT."
      },
      {
        "number": "77",
        "name": "PD8",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PD8; alternate USART2_TX, EXMC_D13, EVENTOUT."
      },
      {
        "number": "78",
        "name": "PD9",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PD9; alternate USART2_RX, EXMC_D14, EVENTOUT."
      },
      {
        "number": "79",
        "name": "PD10",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PD10; alternate USART2_CK, EXMC_D15, TLI_B3, EVENTOUT."
      },
      {
        "number": "80",
        "name": "PD11",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PD11; alternate USART2_CTS, EXMC_A16, EVENTOUT."
      },
      {
        "number": "81",
        "name": "PD12",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PD12; alternate TIMER3_CH0, USART2_RTS, EXMC_A17, EVENTOUT."
      },
      {
        "number": "82",
        "name": "PD13",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PD13; alternate TIMER3_CH1, EXMC_A18, EVENTOUT."
      },
      {
        "number": "83",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground (default function VSS)."
      },
      {
        "number": "84",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply (default function VDD)."
      },
      {
        "number": "85",
        "name": "PD14",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PD14; alternate TIMER3_CH2, EXMC_D0, EVENTOUT."
      },
      {
        "number": "86",
        "name": "PD15",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PD15; alternate TIMER3_CH3, EXMC_D1, EVENTOUT, CTC_SYNC."
      },
      {
        "number": "87",
        "name": "PG2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PG2; alternate EXMC_A12, EVENTOUT."
      },
      {
        "number": "88",
        "name": "PG3",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PG3; alternate EXMC_A13, EVENTOUT."
      },
      {
        "number": "89",
        "name": "PG4",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PG4; alternate EXMC_A14, EVENTOUT."
      },
      {
        "number": "90",
        "name": "PG5",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PG5; alternate EXMC_A15, EVENTOUT."
      },
      {
        "number": "91",
        "name": "PG6",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PG6; alternate EXMC_INT1, DCI_D12, TLI_R7, EVENTOUT."
      },
      {
        "number": "92",
        "name": "PG7",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PG7; alternate USART5_CK, EXMC_INT2, DCI_D13, TLI_PIXCLK, EVENTOUT."
      },
      {
        "number": "93",
        "name": "PG8",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PG8; alternate SPI5_NSS, USART5_RTS, ENET_PPS_OUT, EXMC_SDCLK, EVENTOUT."
      },
      {
        "number": "94",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground (default function VSS)."
      },
      {
        "number": "95",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply (default function VDD)."
      },
      {
        "number": "96",
        "name": "PC6",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PC6; alternate TIMER2_CH0, TIMER7_CH0, I2S1_MCK, USART5_TX, SDIO_D6, DCI_D0, TLI_HSYNC, EVENTOUT."
      },
      {
        "number": "97",
        "name": "PC7",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PC7; alternate TIMER2_CH1, TIMER7_CH1, SPI1_SCK, I2S1_CK, I2S2_MCK, USART5_RX, SDIO_D7, DCI_D1, TLI_G6, EVENTOUT."
      },
      {
        "number": "98",
        "name": "PC8",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PC8; alternate TIMER2_CH2, TIMER7_CH2, USART5_CK, SDIO_D0, DCI_D2, EVENTOUT."
      },
      {
        "number": "99",
        "name": "PC9",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PC9; alternate CK_OUT1, TIMER2_CH3, TIMER7_CH3, I2C2_SDA, I2S_CKIN, SDIO_D1, DCI_D3, EVENTOUT."
      },
      {
        "number": "100",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PA8; alternate CK_OUT0, TIMER0_CH0, I2C2_SCL, USART0_CK, USBFS_SOF, SDIO_D1, TLI_R6, EVENTOUT, CTC_SYNC."
      },
      {
        "number": "101",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PA9; alternate TIMER0_CH1, I2C2_SMBA, SPI1_SCK, I2S1_CK, USART0_TX, SDIO_D2, DCI_D0, EVENTOUT; additional USBFS_VBUS."
      },
      {
        "number": "102",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PA10; alternate TIMER0_CH2, SPI4_MOSI, USART0_RX, USBFS_ID, DCI_D1, EVENTOUT, I2C2_TXFRAME."
      },
      {
        "number": "103",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PA11; alternate TIMER0_CH3, SPI3_MISO, USART0_CTS, USART5_TX, CAN0_RX, USBFS_DM, TLI_R4, EVENTOUT."
      },
      {
        "number": "104",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PA12; alternate TIMER0_ETI, SPI4_MISO, USART0_RTS, USART5_RX, CAN0_TX, USBFS_DP, TLI_R5, EVENTOUT."
      },
      {
        "number": "105",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO; default JTMS, SWDIO, PA13; alternate EVENTOUT."
      },
      {
        "number": "106",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "107",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground (default function VSS)."
      },
      {
        "number": "108",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply (default function VDD)."
      },
      {
        "number": "109",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO; default JTCK, SWCLK, PA14; alternate EVENTOUT."
      },
      {
        "number": "110",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO; default JTDI, PA15; alternate TIMER1_CH0, TIMER1_ETI, SPI0_NSS, SPI2_NSS, I2S2_WS, USART0_TX, EVENTOUT."
      },
      {
        "number": "111",
        "name": "PC10",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PC10; alternate SPI2_SCK, I2S2_CK, USART2_TX, UART3_TX, SDIO_D2, DCI_D8, TLI_R2, EVENTOUT."
      },
      {
        "number": "112",
        "name": "PC11",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PC11; alternate I2S2_ADD_SD, SPI2_MISO, USART2_RX, UART3_RX, SDIO_D3, DCI_D4, EVENTOUT."
      },
      {
        "number": "113",
        "name": "PC12",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PC12; alternate I2C1_SDA, SPI2_MOSI, I2S2_SD, USART2_CK, UART4_TX, SDIO_CK, DCI_D9, EVENTOUT."
      },
      {
        "number": "114",
        "name": "PD0",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PD0; alternate SPI3_MISO, SPI2_MOSI, I2S2_SD, CAN0_RX, EXMC_D2, EVENTOUT."
      },
      {
        "number": "115",
        "name": "PD1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PD1; alternate SPI1_NSS, I2S1_WS, CAN0_TX, EXMC_D3, EVENTOUT."
      },
      {
        "number": "116",
        "name": "PD2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PD2; alternate TIMER2_ETI, UART4_RX, SDIO_CMD, DCI_D11, EVENTOUT."
      },
      {
        "number": "117",
        "name": "PD3",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PD3; alternate SPI1_SCK, I2S1_CK, USART1_CTS, EXMC_CLK, DCI_D5, TLI_G7, EVENTOUT."
      },
      {
        "number": "118",
        "name": "PD4",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PD4; alternate USART1_RTS, EXMC_NOE, EVENTOUT."
      },
      {
        "number": "119",
        "name": "PD5",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PD5; alternate USART1_TX, EXMC_NWE, EVENTOUT."
      },
      {
        "number": "120",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground (default function VSS)."
      },
      {
        "number": "121",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply (default function VDD)."
      },
      {
        "number": "122",
        "name": "PD6",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PD6; alternate SPI2_MOSI, I2S2_SD, USART1_RX, EXMC_NWAIT, DCI_D10, TLI_B2, EVENTOUT."
      },
      {
        "number": "123",
        "name": "PD7",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PD7; alternate USART1_CK, EXMC_NE0, EXMC_NCE1, EVENTOUT."
      },
      {
        "number": "124",
        "name": "PG9",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PG9; alternate USART5_RX, EXMC_NE1, EXMC_NCE2, DCI_VSYNC, EVENTOUT."
      },
      {
        "number": "125",
        "name": "PG10",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PG10; alternate SPI5_IO2, TLI_G3, EXMC_NCE3_0, EXMC_NE2, DCI_D2, TLI_B2, EVENTOUT."
      },
      {
        "number": "126",
        "name": "PG11",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PG11; alternate SPI5_IO3, SPI3_SCK, ENET_MII_TX_EN, ENET_RMII_TX_EN, EXMC_NCE3_1, DCI_D3, TLI_B3, EVENTOUT."
      },
      {
        "number": "127",
        "name": "PG12",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PG12; alternate SPI5_MISO, SPI3_MISO, USART5_RTS, TLI_B4, EXMC_NE3, TLI_B1, EVENTOUT."
      },
      {
        "number": "128",
        "name": "PG13",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PG13; alternate SPI5_SCK, SPI3_MOSI, USART5_CTS, ENET_MII_TXD0, ENET_RMII_TXD0, EXMC_A24, EVENTOUT."
      },
      {
        "number": "129",
        "name": "PG14",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PG14; alternate SPI5_MOSI, SPI3_NSS, USART5_TX, ENET_MII_TXD1, ENET_RMII_TXD1, EXMC_A25, EVENTOUT."
      },
      {
        "number": "130",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground (default function VSS)."
      },
      {
        "number": "131",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital power supply (default function VDD)."
      },
      {
        "number": "132",
        "name": "PG15",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PG15; alternate USART5_CTS, EXMC_SDNCAS, DCI_D13, EVENTOUT."
      },
      {
        "number": "133",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO; default JTDO, PB3; alternate TRACESWO, TIMER1_CH1, SPI0_SCK, SPI2_SCK, I2S2_CK, USART0_RX, I2C1_SDA, EVENTOUT."
      },
      {
        "number": "134",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO; default NJTRST, PB4; alternate TIMER2_CH0, SPI0_MISO, SPI2_MISO, I2S2_ADD_SD, I2C2_SDA, SDIO_D0, EVENTOUT, I2C0_TXFRAME."
      },
      {
        "number": "135",
        "name": "PB5",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PB5; alternate TIMER2_CH1, I2C0_SMBA, SPI0_MOSI, SPI2_MOSI, I2S2_SD, CAN1_RX, USBHS_ULPI_D7, ENET_PPS_OUT, EXMC_SDCKE1, DCI_D10, EVENTOUT."
      },
      {
        "number": "136",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PB6; alternate TIMER3_CH0, I2C0_SCL, USART0_TX, CAN1_TX, EXMC_SDNE1, DCI_D5, EVENTOUT."
      },
      {
        "number": "137",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PB7; alternate TIMER3_CH1, I2C0_SDA, USART0_RX, EXMC_NL, DCI_VSYNC, EVENTOUT."
      },
      {
        "number": "138",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot mode selection pin (default function BOOT0), 5V tolerant."
      },
      {
        "number": "139",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PB8; alternate TIMER1_CH0, TIMER1_ETI, TIMER3_CH2, TIMER9_CH0, I2C0_SCL, SPI4_MOSI, CAN0_RX, ENET_MII_TXD3, SDIO_D4, DCI_D6, TLI_B6, EVENTOUT."
      },
      {
        "number": "140",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PB9; alternate TIMER1_CH1, TIMER3_CH3, TIMER10_CH0, I2C0_SDA, SPI1_NSS, I2S1_WS, CAN0_TX, SDIO_D5, DCI_D7, TLI_B7, EVENTOUT."
      },
      {
        "number": "141",
        "name": "PE0",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PE0; alternate TIMER3_ETI, UART7_RX, EXMC_NBL0, DCI_D2, EVENTOUT."
      },
      {
        "number": "142",
        "name": "PE1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PE1; alternate TIMER0_CH1_ON, UART7_TX, EXMC_NBL1, DCI_D3, EVENTOUT."
      },
      {
        "number": "143",
        "name": "PDR_ON",
        "type": "power_in",
        "description": "Power-down reset enable pin (default function PDR_ON), listed as a power-type pin."
      },
      {
        "number": "144",
        "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: BOOT0 and NRST are classed as input by judgement; the table lists BOOT0 as I/O and NRST with no type; PB4 default name is printed as NJTRST in the LQFP144 table and JNTRST in the BGA tables. The LQFP144; The LQFP144 table prints no I/O level for PA4 and PA5, while the BGA100 table lists them as TTa. The"
        ],
        "pages_sent": 65,
        "cost_usd": 0.8136,
        "at": "2026-10-22T21:38:10"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/93fecdc1f4a3c898d84b841c74a7a71e.pdf",
        "pages": 121,
        "sha256": "078e85690345863c",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 144,
        "described": 144,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "gd32f470zit6.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          22,
          22,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b4d698da8bb7697b754adb5655c932342462d9b9341cdaa081b3604dbdf7559b",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "gd32f470zit6-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          22,
          22,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "cc6a77af43224ae34c2c6d58496b17bc2fe926dfd4f25b1e6eb6c47da32f3a42",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "GigaDevice Semicon Beijing",
      "Package": "LQFP-144(20x20)",
      "Category": "Single Chip Microcomputer/Microcontroller",
      "Pins": "144"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "078e85690345863cf01d3a1ce78231e6344c07e48500c07f3aa698b4b2679c9c",
      "rows": [
        {
          "name": "External voltage range",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 3.6,
          "conditions": "VSS - 0.3 to VSS + 3.6",
          "source_page": 72,
          "source": "datasheet"
        },
        {
          "name": "External analog supply voltage",
          "symbol": "VDDA",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 3.6,
          "conditions": "VSSA - 0.3 to VSSA + 3.6",
          "source_page": 72,
          "source": "datasheet"
        },
        {
          "name": "External battery supply voltage",
          "symbol": "VBAT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 3.6,
          "conditions": "VSS - 0.3 to VSS + 3.6",
          "source_page": 72,
          "source": "datasheet"
        },
        {
          "name": "Input voltage on other I/O",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 3.6,
          "conditions": "VSS - 0.3 to 3.6",
          "source_page": 72,
          "source": "datasheet"
        },
        {
          "name": "Maximum current for GPIO pins",
          "symbol": "IIO",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -25,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 72,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation of LQFP144",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 820,
          "conditions": "TA = 85°C",
          "source_page": 72,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 72,
          "source": "datasheet"
        },
        {
          "name": "Maximum junction temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 72,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 72,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.6,
          "typ": 3.3,
          "max": 3.6,
          "conditions": "",
          "source_page": 72,
          "source": "datasheet"
        },
        {
          "name": "Analog supply voltage",
          "symbol": "VDDA",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.6,
          "typ": 3.3,
          "max": 3.6,
          "conditions": "Same as VDD",
          "source_page": 72,
          "source": "datasheet"
        },
        {
          "name": "Battery supply voltage",
          "symbol": "VBAT",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": 3.6,
          "conditions": "",
          "source_page": 72,
          "source": "datasheet"
        },
        {
          "name": "AHB clock frequency",
          "symbol": "fHCLK",
          "kind": "recommended_operating",
          "unit": "MHz",
          "min": null,
          "typ": null,
          "max": 240,
          "conditions": "",
          "source_page": 73,
          "source": "datasheet"
        },
        {
          "name": "APB1 clock frequency",
          "symbol": "fAPB1",
          "kind": "recommended_operating",
          "unit": "MHz",
          "min": null,
          "typ": null,
          "max": 60,
          "conditions": "",
          "source_page": 73,
          "source": "datasheet"
        },
        {
          "name": "APB2 clock frequency",
          "symbol": "fAPB2",
          "kind": "recommended_operating",
          "unit": "MHz",
          "min": null,
          "typ": null,
          "max": 120,
          "conditions": "",
          "source_page": 73,
          "source": "datasheet"
        },
        {
          "name": "VDD fall time rate",
          "symbol": "tVDD",
          "kind": "timing",
          "unit": "μs/V",
          "min": 20,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 73,
          "source": "datasheet"
        },
        {
          "name": "Supply current (Run mode)",
          "symbol": "IDD+IDDA",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 73.5,
          "max": null,
          "conditions": "VDD = VDDA = 3.3 V, HXTAL = 25 MHz, System clock = 240 MHz, All peripherals enabled",
          "source_page": 74,
          "source": "datasheet"
        },
        {
          "name": "Supply current (Run mode)",
          "symbol": "IDD+IDDA",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 44.1,
          "max": null,
          "conditions": "VDD = VDDA = 3.3 V, HXTAL = 25 MHz, System clock = 240 MHz, All peripherals disabled",
          "source_page": 74,
          "source": "datasheet"
        },
        {
          "name": "Power on reset threshold",
          "symbol": "VPOR",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 2.45,
          "max": null,
          "conditions": "",
          "source_page": 82,
          "source": "datasheet"
        },
        {
          "name": "Power down reset threshold",
          "symbol": "VPDR",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.82,
          "max": null,
          "conditions": "",
          "source_page": 82,
          "source": "datasheet"
        },
        {
          "name": "ESD voltage (HBM)",
          "symbol": "VESD(HBM)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5000,
          "conditions": "TA = 25 °C; JS-001-2017",
          "source_page": 83,
          "source": "datasheet"
        },
        {
          "name": "ESD voltage (CDM)",
          "symbol": "VESD(CDM)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1000,
          "conditions": "TA = 25 °C; JS-002-2018",
          "source_page": 83,
          "source": "datasheet"
        },
        {
          "name": "Latch-up I-test",
          "symbol": "LU",
          "kind": "electrical",
          "unit": "mA",
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