STM32F103VET7TR

{
  "slug": "stm32f103vet7tr",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-100(14x14). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "stm32f103vet7tr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
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  "component": {
    "mpn": "STM32F103VET7TR",
    "manufacturer": "STMicroelectronics",
    "package": "LQFP-100(14x14)",
    "pin_count": 100,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588901644276797440",
    "parts": {
      "symbol": "stm32f103vet7tr.kicad_sym",
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      "lbr": "stm32f103vet7tr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2055698",
      "digikey": "STM32F103VET7TR-ND",
      "mouser": "511-STM32F103VET7TR"
    },
    "distributor_check": {
      "checked_at": "2026-10-10T23:53:58Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "STM32F103VET7TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "511-STM32F103VET7TR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PE2",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default function PE2 after reset, alternates TRACECK and FSMC_A23."
      },
      {
        "number": "2",
        "name": "PE3",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default function PE3 after reset, alternates TRACED0 and FSMC_A19."
      },
      {
        "number": "3",
        "name": "PE4",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default function PE4 after reset, alternates TRACED1 and FSMC_A20."
      },
      {
        "number": "4",
        "name": "PE5",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default function PE5 after reset, alternates TRACED2 and FSMC_A21."
      },
      {
        "number": "5",
        "name": "PE6",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default function PE6 after reset, alternates TRACED3 and FSMC_A22."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup supply pin for the RTC and backup registers (VBAT supply listed in the features)."
      },
      {
        "number": "7",
        "name": "PC13-TAMPER-RTC",
        "type": "bidirectional",
        "description": "Backup-domain I/O (PC13 main function after first backup-domain power-up, alternate TAMPER-RTC) supplied through the power switch, which sinks at most 3 mA, so output speed must not exceed 2 MHz with 30 pF and it must not source current such as driving an LED (notes 5 and 6)."
      },
      {
        "number": "8",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "Backup-domain I/O (PC14 main function after first backup-domain power-up, alternate OSC32_IN) with the same power-switch limit of 3 mA sink, 2 MHz maximum output speed at 30 pF and no current sourcing (notes 5 and 6)."
      },
      {
        "number": "9",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "Backup-domain I/O (PC15 main function after first backup-domain power-up, alternate OSC32_OUT) with the same power-switch limit of 3 mA sink, 2 MHz maximum output speed at 30 pF and no current sourcing (notes 5 and 6)."
      },
      {
        "number": "10",
        "name": "VSS_5",
        "type": "power_in",
        "description": "Ground pin; all voltages in the datasheet are referenced to VSS."
      },
      {
        "number": "11",
        "name": "VDD_5",
        "type": "power_in",
        "description": "Digital supply pin for the 2.0 to 3.6 V application supply and I/Os."
      },
      {
        "number": "12",
        "name": "OSC_IN",
        "type": "input",
        "description": "External oscillator input for the 4 to 16 MHz crystal oscillator."
      },
      {
        "number": "13",
        "name": "OSC_OUT",
        "type": "output",
        "description": "External oscillator output for the 4 to 16 MHz crystal oscillator."
      },
      {
        "number": "14",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Reset pin listed as I/O in Table 5; its characteristics are given in section 5.3.15."
      },
      {
        "number": "15",
        "name": "PC0",
        "type": "bidirectional",
        "description": "Bidirectional I/O (not marked FT in Table 5); default PC0, alternate ADC123_IN10 analog input."
      },
      {
        "number": "16",
        "name": "PC1",
        "type": "bidirectional",
        "description": "Bidirectional I/O (not marked FT in Table 5); default PC1, alternate ADC123_IN11 analog input."
      },
      {
        "number": "17",
        "name": "PC2",
        "type": "bidirectional",
        "description": "Bidirectional I/O (not marked FT in Table 5); default PC2, alternate ADC123_IN12 analog input."
      },
      {
        "number": "18",
        "name": "PC3",
        "type": "bidirectional",
        "description": "Bidirectional I/O (not marked FT in Table 5); default PC3, alternate ADC123_IN13 analog input."
      },
      {
        "number": "19",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground pin; all voltages are referenced to VSS per section 5.1."
      },
      {
        "number": "20",
        "name": "VREF-",
        "type": "power_in",
        "description": "Negative reference voltage for the ADC, specified as 0 V in Table 59."
      },
      {
        "number": "21",
        "name": "VREF+",
        "type": "power_in",
        "description": "Positive reference voltage for the ADC, specified from 2.4 V up to VDDA in Table 59."
      },
      {
        "number": "22",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply pin; Table 59 gives the ADC power supply range as 2.4 to 3.6 V."
      },
      {
        "number": "23",
        "name": "PA0-WKUP",
        "type": "bidirectional",
        "description": "Bidirectional I/O; default PA0-WKUP, alternates include ADC123_IN0, USART2_CTS, TIM2_CH1_ETR and TIM5_CH1/TIM8_ETR."
      },
      {
        "number": "24",
        "name": "PA1",
        "type": "bidirectional",
        "description": "Bidirectional I/O; default PA1, alternates include USART2_RTS, ADC123_IN1, TIM5_CH2 and TIM2_CH2."
      },
      {
        "number": "25",
        "name": "PA2",
        "type": "bidirectional",
        "description": "Bidirectional I/O; default PA2, alternates include USART2_TX, TIM5_CH3, ADC123_IN2 and TIM2_CH3."
      },
      {
        "number": "26",
        "name": "PA3",
        "type": "bidirectional",
        "description": "Bidirectional I/O; default PA3, alternates include USART2_RX, TIM5_CH4, ADC123_IN3 and TIM2_CH4."
      },
      {
        "number": "27",
        "name": "VSS_4",
        "type": "power_in",
        "description": "Ground pin; all voltages in the datasheet are referenced to VSS."
      },
      {
        "number": "28",
        "name": "VDD_4",
        "type": "power_in",
        "description": "Digital supply pin for the 2.0 to 3.6 V application supply and I/Os."
      },
      {
        "number": "29",
        "name": "PA4",
        "type": "bidirectional",
        "description": "Bidirectional I/O; default PA4, alternates include SPI1_NSS, USART2_CK and DAC_OUT1/ADC12_IN4."
      },
      {
        "number": "30",
        "name": "PA5",
        "type": "bidirectional",
        "description": "Bidirectional I/O; default PA5, alternates include SPI1_SCK, DAC_OUT2 and ADC12_IN5."
      },
      {
        "number": "31",
        "name": "PA6",
        "type": "bidirectional",
        "description": "Bidirectional I/O; default PA6, alternates include SPI1_MISO, TIM8_BKIN, ADC12_IN6, TIM3_CH1 and TIM1_BKIN."
      },
      {
        "number": "32",
        "name": "PA7",
        "type": "bidirectional",
        "description": "Bidirectional I/O; default PA7, alternates include SPI1_MOSI, TIM8_CH1N, ADC12_IN7, TIM3_CH2 and TIM1_CH1N."
      },
      {
        "number": "33",
        "name": "PC4",
        "type": "bidirectional",
        "description": "Bidirectional I/O; default PC4, alternate ADC12_IN14 analog input."
      },
      {
        "number": "34",
        "name": "PC5",
        "type": "bidirectional",
        "description": "Bidirectional I/O; default PC5, alternate ADC12_IN15 analog input."
      },
      {
        "number": "35",
        "name": "PB0",
        "type": "bidirectional",
        "description": "Bidirectional I/O; default PB0, alternates include ADC12_IN8, TIM3_CH3, TIM8_CH2N and TIM1_CH2N."
      },
      {
        "number": "36",
        "name": "PB1",
        "type": "bidirectional",
        "description": "Bidirectional I/O; default PB1, alternates include ADC12_IN9, TIM3_CH4, TIM8_CH3N and TIM1_CH3N."
      },
      {
        "number": "37",
        "name": "PB2",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default function PB2/BOOT1."
      },
      {
        "number": "38",
        "name": "PE7",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PE7, alternates FSMC_D4 and TIM1_ETR."
      },
      {
        "number": "39",
        "name": "PE8",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PE8, alternates FSMC_D5 and TIM1_CH1N."
      },
      {
        "number": "40",
        "name": "PE9",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PE9, alternates FSMC_D6 and TIM1_CH1."
      },
      {
        "number": "41",
        "name": "PE10",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PE10, alternates FSMC_D7 and TIM1_CH2N."
      },
      {
        "number": "42",
        "name": "PE11",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PE11, alternates FSMC_D8 and TIM1_CH2."
      },
      {
        "number": "43",
        "name": "PE12",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PE12, alternates FSMC_D9 and TIM1_CH3N."
      },
      {
        "number": "44",
        "name": "PE13",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PE13, alternates FSMC_D10 and TIM1_CH3."
      },
      {
        "number": "45",
        "name": "PE14",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PE14, alternates FSMC_D11 and TIM1_CH4."
      },
      {
        "number": "46",
        "name": "PE15",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PE15, alternates FSMC_D12 and TIM1_BKIN."
      },
      {
        "number": "47",
        "name": "PB10",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PB10, alternates I2C2_SCL, USART3_TX and TIM2_CH3."
      },
      {
        "number": "48",
        "name": "PB11",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PB11, alternates I2C2_SDA, USART3_RX and TIM2_CH4."
      },
      {
        "number": "49",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Ground pin; all voltages in the datasheet are referenced to VSS."
      },
      {
        "number": "50",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital supply pin for the 2.0 to 3.6 V application supply and I/Os."
      },
      {
        "number": "51",
        "name": "PB12",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PB12, alternates include SPI2_NSS, I2S2_WS, I2C2_SMBA, USART3_CK and TIM1_BKIN."
      },
      {
        "number": "52",
        "name": "PB13",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PB13, alternates include SPI2_SCK, I2S2_CK, USART3_CTS and TIM1_CH1N."
      },
      {
        "number": "53",
        "name": "PB14",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PB14, alternates include SPI2_MISO, TIM1_CH2N and USART3_RTS."
      },
      {
        "number": "54",
        "name": "PB15",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PB15, alternates include SPI2_MOSI, I2S2_SD and TIM1_CH3N."
      },
      {
        "number": "55",
        "name": "PD8",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PD8, alternates FSMC_D13 and USART3_TX."
      },
      {
        "number": "56",
        "name": "PD9",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PD9, alternates FSMC_D14 and USART3_RX."
      },
      {
        "number": "57",
        "name": "PD10",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PD10, alternates FSMC_D15 and USART3_CK."
      },
      {
        "number": "58",
        "name": "PD11",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PD11, alternates FSMC_A16 and USART3_CTS."
      },
      {
        "number": "59",
        "name": "PD12",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PD12, alternates FSMC_A17, TIM4_CH1 and USART3_RTS."
      },
      {
        "number": "60",
        "name": "PD13",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PD13, alternates FSMC_A18 and TIM4_CH2."
      },
      {
        "number": "61",
        "name": "PD14",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PD14, alternates FSMC_D0 and TIM4_CH3."
      },
      {
        "number": "62",
        "name": "PD15",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PD15, alternates FSMC_D1 and TIM4_CH4."
      },
      {
        "number": "63",
        "name": "PC6",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PC6, alternates I2S2_MCK, TIM8_CH1, SDIO_D6 and TIM3_CH1."
      },
      {
        "number": "64",
        "name": "PC7",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PC7, alternates I2S3_MCK, TIM8_CH2, SDIO_D7 and TIM3_CH2."
      },
      {
        "number": "65",
        "name": "PC8",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PC8, alternates TIM8_CH3, SDIO_D0 and TIM3_CH3."
      },
      {
        "number": "66",
        "name": "PC9",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PC9, alternates TIM8_CH4, SDIO_D1 and TIM3_CH4."
      },
      {
        "number": "67",
        "name": "PA8",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PA8, alternates USART1_CK, TIM1_CH1 and MCO."
      },
      {
        "number": "68",
        "name": "PA9",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PA9, alternates USART1_TX and TIM1_CH2."
      },
      {
        "number": "69",
        "name": "PA10",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PA10, alternates USART1_RX and TIM1_CH3."
      },
      {
        "number": "70",
        "name": "PA11",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PA11, alternates USART1_CTS, USBDM, CAN_RX and TIM1_CH4."
      },
      {
        "number": "71",
        "name": "PA12",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PA12, alternates USART1_RTS, USBDP, CAN_TX and TIM1_ETR."
      },
      {
        "number": "72",
        "name": "PA13",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default function JTMS-SWDIO after reset."
      },
      {
        "number": "73",
        "name": "NC",
        "type": "unconnected",
        "description": "Listed as Not connected in Table 5 for the LQFP100 package."
      },
      {
        "number": "74",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Ground pin; all voltages in the datasheet are referenced to VSS."
      },
      {
        "number": "75",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital supply pin for the 2.0 to 3.6 V application supply and I/Os."
      },
      {
        "number": "76",
        "name": "PA14",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default function JTCK-SWCLK after reset."
      },
      {
        "number": "77",
        "name": "PA15",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default function JTDI after reset, alternates include SPI3_NSS, I2S3_WS, TIM2_CH1_ETR and SPI1_NSS."
      },
      {
        "number": "78",
        "name": "PC10",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PC10, alternates UART4_TX, SDIO_D2 and USART3_TX."
      },
      {
        "number": "79",
        "name": "PC11",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PC11, alternates UART4_RX, SDIO_D3 and USART3_RX."
      },
      {
        "number": "80",
        "name": "PC12",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PC12, alternates UART5_TX, SDIO_CK and USART3_CK."
      },
      {
        "number": "81",
        "name": "PD0",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; available as PD0 by default on LQFP100 without remapping (note 10), alternates FSMC_D2 and CAN_RX."
      },
      {
        "number": "82",
        "name": "PD1",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; available as PD1 by default on LQFP100 without remapping (note 10), alternates FSMC_D3 and CAN_TX."
      },
      {
        "number": "83",
        "name": "PD2",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PD2, alternates TIM3_ETR, UART5_RX and SDIO_CMD."
      },
      {
        "number": "84",
        "name": "PD3",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PD3, alternates FSMC_CLK and USART2_CTS."
      },
      {
        "number": "85",
        "name": "PD4",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PD4, alternates FSMC_NOE and USART2_RTS."
      },
      {
        "number": "86",
        "name": "PD5",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PD5, alternates FSMC_NWE and USART2_TX."
      },
      {
        "number": "87",
        "name": "PD6",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PD6, alternates FSMC_NWAIT and USART2_RX."
      },
      {
        "number": "88",
        "name": "PD7",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PD7, alternates FSMC_NE1/FSMC_NCE2 and USART2_CK."
      },
      {
        "number": "89",
        "name": "PB3",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default function JTDO after reset, alternates include SPI3_SCK, I2S3_CK, TRACESWO, TIM2_CH2 and SPI1_SCK."
      },
      {
        "number": "90",
        "name": "PB4",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default function NJTRST after reset, alternates include SPI3_MISO, TIM3_CH1 and SPI1_MISO."
      },
      {
        "number": "91",
        "name": "PB5",
        "type": "bidirectional",
        "description": "Bidirectional I/O (not marked FT in Table 5); default PB5, alternates include I2C1_SMBA, SPI3_MOSI, I2S3_SD, TIM3_CH2 and SPI1_MOSI."
      },
      {
        "number": "92",
        "name": "PB6",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PB6, alternates include I2C1_SCL, TIM4_CH1 and USART1_TX."
      },
      {
        "number": "93",
        "name": "PB7",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PB7, alternates include I2C1_SDA, FSMC_NADV, TIM4_CH2 and USART1_RX."
      },
      {
        "number": "94",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot selection input listed as type I in Table 5."
      },
      {
        "number": "95",
        "name": "PB8",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PB8, alternates include TIM4_CH3, SDIO_D4, I2C1_SCL and CAN_RX."
      },
      {
        "number": "96",
        "name": "PB9",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PB9, alternates include TIM4_CH4, SDIO_D5, I2C1_SDA and CAN_TX."
      },
      {
        "number": "97",
        "name": "PE0",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PE0, alternates TIM4_ETR and FSMC_NBL0."
      },
      {
        "number": "98",
        "name": "PE1",
        "type": "bidirectional",
        "description": "Bidirectional 5 V-tolerant (FT) I/O; default PE1, alternate FSMC_NBL1."
      },
      {
        "number": "99",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Ground pin; all voltages in the datasheet are referenced to VSS."
      },
      {
        "number": "100",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital supply pin for the 2.0 to 3.6 V application supply and I/Os."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Package match: MPN STM32F103VET7TR decodes as V = 100 pins, T = LQFP, E = 512 KB Flash, 7 = -40 to 1; Port F and port G (PF0-PF15, PG0-PG15) are not bonded out in the 100-pin packages (footnote 2 of Tab; Pin 73 is listed as 'Not connected' in Table 5 and typed unconnected here."
        ],
        "pages_sent": 63,
        "cost_usd": 0.3483,
        "at": "2026-10-10T23:53:28"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588901644276797440",
        "pages": 143,
        "sha256": "c61db5e362b62f2f",
        "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": "stm32f103vet7tr.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": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "stm32f103vet7tr-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": "2b7073ba2e3c152695477363da49b2b2c43efa8a07ee359d9807e247f4526e97",
        "checked": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}