CH32V307VCT6

{
  "slug": "ch32v307vct6",
  "version": "0.1.0",
  "type": "component",
  "description": "WCH(Jiangsu Qin Heng) Microcontroller Units (MCUs/MPUs/SOCs), LQFP-100. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "ch32v307vct6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ch32v307vct6.kicad_sym",
    "ch32v307vct6.kicad_mod",
    "ch32v307vct6.glb",
    "ch32v307vct6.step",
    "ch32v307vct6.lbr",
    "docs/hero.png",
    "docs/ch32v307vct6-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ch32v307vct6-hero.glb",
    "ch32v307vct6-hero.overlay.json",
    "ch32v307vct6-etched.glb"
  ],
  "component": {
    "mpn": "CH32V307VCT6",
    "manufacturer": "WCH(Jiangsu Qin Heng)",
    "package": "LQFP-100",
    "pin_count": 100,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3feba115063060d9c6ef679ef3dd19d6.pdf",
    "parts": {
      "symbol": "ch32v307vct6.kicad_sym",
      "footprint": "ch32v307vct6.kicad_mod",
      "model_3d": "ch32v307vct6-hero.glb",
      "model_3d_plain": "ch32v307vct6-etched.glb",
      "model_3d_step": "ch32v307vct6-etched.step",
      "model_3d_step_plain": "ch32v307vct6.step",
      "lbr": "ch32v307vct6.lbr"
    },
    "distributor_links": {
      "lcsc": "C2943979"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T22:15:53Z",
      "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, default function PE2, alternate FSMC_A23, remap TIM10_BKIN_2/3."
      },
      {
        "number": "2",
        "name": "PE3",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO, default function PE3, alternate FSMC_A19, remap TIM10_CH1N_2/3."
      },
      {
        "number": "3",
        "name": "PE4",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO, default function PE4, alternate FSMC_A20, remap TIM10_CH2N_2/3."
      },
      {
        "number": "4",
        "name": "PE5",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO, default function PE5, alternate FSMC_A21, remap TIM10_CH3N_2/3."
      },
      {
        "number": "5",
        "name": "PE6",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO, default function PE6, alternate FSMC_A22."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "Optional backup supply of 1.8~3.6V that powers the RTC, low-speed oscillator and backup registers when VDD is off."
      },
      {
        "number": "7",
        "name": "PC13-TAMPER-RTC",
        "type": "bidirectional",
        "description": "GPIO PC13 or TAMPER-RTC in the backup domain; limited to 2MHz output, 30pF load, not usable as a current source."
      },
      {
        "number": "8",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "GPIO PC14 or 32.768kHz LSE oscillator input (analog), in the backup domain with 2MHz/30pF output limit."
      },
      {
        "number": "9",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "GPIO PC15 or 32.768kHz LSE oscillator output (analog), in the backup domain with 2MHz/30pF output limit."
      },
      {
        "number": "10",
        "name": "VSS_5",
        "type": "power_in",
        "description": "Ground pin VSS_5."
      },
      {
        "number": "11",
        "name": "VDD_5",
        "type": "power_in",
        "description": "Main power supply pin VDD_5, 2.4~3.6V."
      },
      {
        "number": "12",
        "name": "OSC_IN",
        "type": "input",
        "description": "High-speed 3~25MHz external oscillator input (analog); on LQFP100 PD0 is a separate pin."
      },
      {
        "number": "13",
        "name": "OSC_OUT",
        "type": "output",
        "description": "High-speed 3~25MHz external oscillator output (analog); on LQFP100 PD1 is a separate pin."
      },
      {
        "number": "14",
        "name": "NRST",
        "type": "input",
        "description": "External reset input, Schmitt input used to reset the device."
      },
      {
        "number": "15",
        "name": "PC0",
        "type": "bidirectional",
        "description": "GPIO with analog function: ADC_IN10, TIM9_CH1N, UART6_TX, ETH_RGMII_RXC."
      },
      {
        "number": "16",
        "name": "PC1",
        "type": "bidirectional",
        "description": "GPIO with analog function: ADC_IN11, TIM9_CH2N, UART6_RX, ETH MDC and RGMII_RXCTL."
      },
      {
        "number": "17",
        "name": "PC2",
        "type": "bidirectional",
        "description": "GPIO with analog function: ADC_IN12, TIM9_CH3N, UART7_TX, OPA3_CH1N, ETH_MII_TXD2."
      },
      {
        "number": "18",
        "name": "PC3",
        "type": "bidirectional",
        "description": "GPIO with analog function: ADC_IN13, TIM10_CH3, UART7_RX, OPA4_CH1N, ETH_MII_TX_CLK."
      },
      {
        "number": "19",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "20",
        "name": "VREF-",
        "type": "power_in",
        "description": "Negative reference voltage pin VREF-."
      },
      {
        "number": "21",
        "name": "VREF+",
        "type": "power_in",
        "description": "Positive reference voltage pin VREF+."
      },
      {
        "number": "22",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply of 2.4~3.6V for ADC, DAC, OPA, temperature sensor, PLL and HSI; must equal VIO and be at least 2.4V when using ADC."
      },
      {
        "number": "23",
        "name": "PA0-WKUP",
        "type": "bidirectional",
        "description": "GPIO with WKUP wake-up, ADC_IN0, USART2_CTS, TIM2_CH1/ETR, TIM5_CH1, TIM8_ETR, OPA4_OUT0."
      },
      {
        "number": "24",
        "name": "PA1",
        "type": "bidirectional",
        "description": "GPIO with analog function: ADC_IN1, USART2_RTS, TIM5_CH2, TIM2_CH2, OPA3_OUT0, ETH_MII_RX_CLK."
      },
      {
        "number": "25",
        "name": "PA2",
        "type": "bidirectional",
        "description": "GPIO with analog function: ADC_IN2, USART2_TX, TIM5_CH3, TIM2_CH3, TIM9_CH1, OPA2_OUT0, ETH MDIO."
      },
      {
        "number": "26",
        "name": "PA3",
        "type": "bidirectional",
        "description": "GPIO with analog function: ADC_IN3, USART2_RX, TIM5_CH4, TIM2_CH4, TIM9_CH2, OPA1_OUT0."
      },
      {
        "number": "27",
        "name": "VSS_4",
        "type": "power_in",
        "description": "Ground pin VSS_4."
      },
      {
        "number": "28",
        "name": "VDD_4",
        "type": "power_in",
        "description": "Main power supply pin VDD_4, 2.4~3.6V."
      },
      {
        "number": "29",
        "name": "PA4",
        "type": "bidirectional",
        "description": "GPIO with analog function: SPI1_NSS, USART2_CK, ADC_IN4, DAC1_OUT, TIM9_CH3, DVP_HSYNC."
      },
      {
        "number": "30",
        "name": "PA5",
        "type": "bidirectional",
        "description": "GPIO with analog function: SPI1_SCK, ADC_IN5, DAC2_OUT, OPA2_CH1N, DVP_VSYNC."
      },
      {
        "number": "31",
        "name": "PA6",
        "type": "bidirectional",
        "description": "GPIO with analog function: SPI1_MISO, TIM8_BKIN, ADC_IN6, TIM3_CH1, OPA1_CH1N, DVP_PCLK."
      },
      {
        "number": "32",
        "name": "PA7",
        "type": "bidirectional",
        "description": "GPIO with analog function: SPI1_MOSI, TIM8_CH1N, ADC_IN7, TIM3_CH2, OPA2_CH1P, ETH_MII_RX_DV."
      },
      {
        "number": "33",
        "name": "PC4",
        "type": "bidirectional",
        "description": "GPIO with analog function: ADC_IN14, TIM9_CH4, UART8_TX, OPA4_CH1P, ETH_MII_RXD0."
      },
      {
        "number": "34",
        "name": "PC5",
        "type": "bidirectional",
        "description": "GPIO with analog function: ADC_IN15, TIM9_BKIN, UART8_RX, OPA3_CH1P, ETH_MII_RXD1."
      },
      {
        "number": "35",
        "name": "PB0",
        "type": "bidirectional",
        "description": "GPIO with analog function: ADC_IN8, TIM3_CH3, TIM8_CH2N, OPA1_CH1P, ETH_MII_RXD2."
      },
      {
        "number": "36",
        "name": "PB1",
        "type": "bidirectional",
        "description": "GPIO with analog function: ADC_IN9, TIM3_CH4, TIM8_CH3N, OPA4_CH0N, ETH_MII_RXD3."
      },
      {
        "number": "37",
        "name": "PB2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO PB2 that also serves as BOOT1 boot-mode select, with OPA3_CH0N."
      },
      {
        "number": "38",
        "name": "PE7",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO with analog function: FSMC_D4, OPA3_OUT1, TIM1_ETR_3."
      },
      {
        "number": "39",
        "name": "PE8",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO with analog function: FSMC_D5, OPA4_OUT1, TIM1_CH1N_3, UART5_TX_2/3."
      },
      {
        "number": "40",
        "name": "PE9",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_D6, TIM1_CH1_3, UART5_RX_2/3."
      },
      {
        "number": "41",
        "name": "PE10",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_D7, TIM1_CH2N_3, UART6_TX_2/3."
      },
      {
        "number": "42",
        "name": "PE11",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_D8, TIM1_CH2_3, UART6_RX_2/3."
      },
      {
        "number": "43",
        "name": "PE12",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_D9, TIM1_CH3N_3, UART7_TX_2/3."
      },
      {
        "number": "44",
        "name": "PE13",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_D10, TIM1_CH3_3, UART7_RX_2/3."
      },
      {
        "number": "45",
        "name": "PE14",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO with analog function: FSMC_D11, OPA2_OUT1, TIM1_CH4_3, UART8_TX_2/3."
      },
      {
        "number": "46",
        "name": "PE15",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO with analog function: FSMC_D12, OPA1_OUT1, TIM1_BKIN_3, UART8_RX_2/3."
      },
      {
        "number": "47",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO with analog function: I2C2_SCL, USART3_TX, OPA2_CH0N, ETH_MII_RX_ER."
      },
      {
        "number": "48",
        "name": "PB11",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO with analog function: I2C2_SDA, USART3_RX, OPA1_CH0N, ETH_MII_TX_EN."
      },
      {
        "number": "49",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Ground pin VSS_1."
      },
      {
        "number": "50",
        "name": "VIO_1",
        "type": "power_in",
        "description": "I/O supply of 2.4~3.6V that sets pin output high level; must not exceed VDD."
      },
      {
        "number": "51",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO with analog function: SPI2_NSS, I2S2_WS, I2C2_SMBA, USART3_CK, TIM1_BKIN, OPA4_CH0P, CAN2_RX."
      },
      {
        "number": "52",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO with analog function: SPI2_SCK, I2S2_CK, USART3_CTS, TIM1_CH1N, OPA3_CH0P, CAN2_TX."
      },
      {
        "number": "53",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO with analog function: SPI2_MISO, TIM1_CH2N, USART3_RTS, OPA2_CH0P, SDIO_D0."
      },
      {
        "number": "54",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO with analog function: SPI2_MOSI, I2S2_SD, TIM1_CH3N, OPA1_CH0P, SDIO_D1."
      },
      {
        "number": "55",
        "name": "PD8",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_D13, USART3_TX_3, TIM9_CH1N_2/3, ETH_MII_RX_DV_1."
      },
      {
        "number": "56",
        "name": "PD9",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_D14, USART3_RX_3, TIM9_CH1_2/3, ETH_MII_RXD0_1."
      },
      {
        "number": "57",
        "name": "PD10",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_D15, USART3_CK_2/3, TIM9_CH2N_2/3, ETH_MII_RXD1_1."
      },
      {
        "number": "58",
        "name": "PD11",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_A16, USART3_CTS_2/3, TIM9_CH2_2/3, ETH_MII_RXD2_1."
      },
      {
        "number": "59",
        "name": "PD12",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_A17, TIM4_CH1_1, TIM9_CH3N_2/3, USART3_RTS_2/3."
      },
      {
        "number": "60",
        "name": "PD13",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_A18, TIM4_CH2_1, TIM9_CH3_2/3."
      },
      {
        "number": "61",
        "name": "PD14",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_D0, TIM4_CH3_1, TIM9_BKIN_2/3."
      },
      {
        "number": "62",
        "name": "PD15",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_D1, TIM4_CH4_1, TIM9_CH4_2/3."
      },
      {
        "number": "63",
        "name": "PC6",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: I2S2_MCK, TIM8_CH1, SDIO_D6, ETH_RXP (10M PHY receive)."
      },
      {
        "number": "64",
        "name": "PC7",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: I2S3_MCK, TIM8_CH2, SDIO_D7, ETH_RXN (10M PHY receive)."
      },
      {
        "number": "65",
        "name": "PC8",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: TIM8_CH3, SDIO_D0, ETH_TXP (10M PHY transmit), DVP_D2."
      },
      {
        "number": "66",
        "name": "PC9",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: TIM8_CH4, SDIO_D1, ETH_TXN (10M PHY transmit), DVP_D3."
      },
      {
        "number": "67",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: USART1_CK, TIM1_CH1, MCO clock output, I2S3_MCK."
      },
      {
        "number": "68",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: USART1_TX, TIM1_CH2, OTG_FS_VBUS, DVP_D0."
      },
      {
        "number": "69",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: USART1_RX, TIM1_CH3, OTG_FS_ID, DVP_D1."
      },
      {
        "number": "70",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO with analog function: USART1_CTS, CAN1_RX, TIM1_CH4, OTG_FS_DM."
      },
      {
        "number": "71",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO with analog function: USART1_RTS, CAN1_TX, TIM1_ETR, TIM10_CH1N, OTG_FS_DP."
      },
      {
        "number": "72",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5V-tolerant pin that is SWDIO debug data after reset, with TIM10_CH2N and remappable to PA13."
      },
      {
        "number": "73",
        "name": "NC",
        "type": "unconnected",
        "description": "Listed as Unused in the pin table; no function."
      },
      {
        "number": "74",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Ground pin VSS_2."
      },
      {
        "number": "75",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Main power supply pin VDD_2, 2.4~3.6V."
      },
      {
        "number": "76",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5V-tolerant pin that is SWCLK debug clock after reset, with TIM10_CH3N, TIM8_CH2N_1, UART8_TX_1."
      },
      {
        "number": "77",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: SPI3_NSS, SPI3_MOSI, I2S3_WS, TIM2_CH1/ETR remaps, SPI1_NSS_1."
      },
      {
        "number": "78",
        "name": "PC10",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: UART4_TX, SDIO_D2, TIM10_ETR, DVP_D8."
      },
      {
        "number": "79",
        "name": "PC11",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: UART4_RX, SDIO_D3, TIM10_CH4, DVP_D4."
      },
      {
        "number": "80",
        "name": "PC12",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: UART5_TX, SDIO_CK, TIM10_BKIN, DVP_D9."
      },
      {
        "number": "81",
        "name": "PD0",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO with analog function: FSMC_D2, CAN1_RX_3, TIM10_ETR_2/3."
      },
      {
        "number": "82",
        "name": "PD1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO with analog function: FSMC_D3, CAN1_TX_3, TIM10_CH1_2/3."
      },
      {
        "number": "83",
        "name": "PD2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: TIM3_ETR, UART5_RX, SDIO_CMD, DVP_D11, FSMC_NADV."
      },
      {
        "number": "84",
        "name": "PD3",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_CLK, USART2_CTS_1, TIM10_CH2_2/3."
      },
      {
        "number": "85",
        "name": "PD4",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_NOE, USART2_RTS_1."
      },
      {
        "number": "86",
        "name": "PD5",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_NWE, USART2_TX_1, TIM10_CH3_2/3."
      },
      {
        "number": "87",
        "name": "PD6",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_NWAIT, DVP_D10, USART2_RX_1."
      },
      {
        "number": "88",
        "name": "PD7",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_NE1, FSMC_NCE2, USART2_CK_1, TIM10_CH4_2/3."
      },
      {
        "number": "89",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: SPI3_SCK, I2S3_CK, DVP_D5, TIM2_CH2 remaps, SPI1_SCK_1."
      },
      {
        "number": "90",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: SPI3_MISO, TIM3_CH1_2, SPI1_MISO_1, UART5_TX_1."
      },
      {
        "number": "91",
        "name": "PB5",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: I2C1_SMBA, SPI3_MOSI, I2S3_SD, ETH_MII_PPS_OUT, TIM3_CH2_2."
      },
      {
        "number": "92",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: I2C1_SCL, TIM4_CH1, USBFS_DM, USBHS_DM, DVP_D5."
      },
      {
        "number": "93",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: I2C1_SDA, FSMC_NADV, TIM4_CH2, USBFS_DP, USBHS_DP."
      },
      {
        "number": "94",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot mode selection input BOOT0 (with BOOT1 selects flash, system memory or SRAM boot)."
      },
      {
        "number": "95",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO with analog function: TIM4_CH3, SDIO_D4, TIM10_CH1, DVP_D6, ETH_MII_TXD3."
      },
      {
        "number": "96",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO with analog function: TIM4_CH4, SDIO_D5, TIM10_CH2, DVP_D7."
      },
      {
        "number": "97",
        "name": "PE0",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: TIM4_ETR, FSMC_NBL0, UART4_TX_2/3."
      },
      {
        "number": "98",
        "name": "PE1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO: FSMC_NBL1, UART4_RX_2/3."
      },
      {
        "number": "99",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Ground pin VSS_3."
      },
      {
        "number": "100",
        "name": "VIO_3",
        "type": "power_in",
        "description": "I/O supply of 2.4~3.6V that sets pin output high level; must not exceed 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: Pin 73 is listed only as 'Unused' (NC in the V317 table); treated as unconnected.; Datasheet gives no electrical description for VREF- and VREF+; they are classed as power pins from t; Pin-table PD8-PD15 and several Ethernet alternate-function names are partly truncated in the extract"
        ],
        "pages_sent": 38,
        "cost_usd": 0.5396,
        "at": "2026-10-22T22:15:19"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/3feba115063060d9c6ef679ef3dd19d6.pdf",
        "pages": 92,
        "sha256": "43642859cc6a1284",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 100,
        "described": 100,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ch32v307vct6.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          16.0,
          16.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "51720097260ffba41c3062f85f67623721102fa535901c47cb555a1f444feeb3",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ch32v307vct6-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          16.0,
          16.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f8946bafddf52af5478cadb8064214ec2ff013a9991312a0fad360ad73f6f07f",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}