STM32L151VDT7X

{
  "slug": "stm32l151vdt7x",
  "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",
    "stm32l151vdt7x",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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    "stm32l151vdt7x.step",
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  "component": {
    "mpn": "STM32L151VDT7X",
    "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/8588922694113382400",
    "parts": {
      "symbol": "stm32l151vdt7x.kicad_sym",
      "footprint": "stm32l151vdt7x.kicad_mod",
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      "model_3d_step_plain": "stm32l151vdt7x.step",
      "lbr": "stm32l151vdt7x.lbr"
    },
    "distributor_links": {
      "lcsc": "C1342634",
      "digikey": "STM32L151VDT7X-ND",
      "mouser": "511-STM32L151VDT7X"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T04:56:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "STM32L151VDT7X-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "511-STM32L151VDT7X",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PE2",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PE2; alternate functions TIM3_ETR, LCD_SEG38, TRACECLK."
      },
      {
        "number": "2",
        "name": "PE3",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PE3; alternate functions TIM3_CH1, LCD_SEG39, TRACED0."
      },
      {
        "number": "3",
        "name": "PE4",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PE4; alternate functions TIM3_CH2, TRACED1."
      },
      {
        "number": "4",
        "name": "PE5",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PE5; alternate functions TIM9_CH1, TRACED2."
      },
      {
        "number": "5",
        "name": "PE6-WKUP3",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PE6; alternate functions TIM9_CH2, TRACED3; additional function WKUP3/RTC_TAMP3."
      },
      {
        "number": "6",
        "name": "VLCD",
        "type": "power_in",
        "description": "LCD power supply pin; applicable to STM32L152xD-X devices only, and on STM32L151xD-X devices this pin must be connected to VDD."
      },
      {
        "number": "7",
        "name": "PC13-WKUP2",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PC13; additional functions WKUP2/RTC_TAMP1/RTC_TS/RTC_OUT."
      },
      {
        "number": "8",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "Standard 3.3 V (TC) I/O; acts as OSC32_IN only when the LSE oscillator is on (LSEON), otherwise it is GPIO PC14."
      },
      {
        "number": "9",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "Standard 3.3 V (TC) I/O; acts as OSC32_OUT only when the LSE oscillator is on (LSEON), otherwise it is GPIO PC15."
      },
      {
        "number": "10",
        "name": "VSS_5",
        "type": "power_in",
        "description": "Ground pin of the digital domain."
      },
      {
        "number": "11",
        "name": "VDD_5",
        "type": "power_in",
        "description": "Digital supply pin; device supply range is 1.65 V to 3.6 V per the feature list."
      },
      {
        "number": "12",
        "name": "PH0-OSC_IN",
        "type": "bidirectional",
        "description": "Standard 3.3 V (TC) I/O; acts as OSC_IN only when the HSE oscillator is on (HSEON), otherwise it is GPIO PH0."
      },
      {
        "number": "13",
        "name": "PH1-OSC_OUT",
        "type": "bidirectional",
        "description": "Standard 3.3 V (TC) I/O; acts as OSC_OUT only when the HSE oscillator is on (HSEON), otherwise it is GPIO PH1."
      },
      {
        "number": "14",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Bidirectional reset pin with embedded weak pull-up resistor."
      },
      {
        "number": "15",
        "name": "PC0",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PC0; alternate functions LCD_SEG18, ADC_IN10, COMP1_INP."
      },
      {
        "number": "16",
        "name": "PC1",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PC1; alternate functions LCD_SEG19, ADC_IN11, COMP1_INP."
      },
      {
        "number": "17",
        "name": "PC2",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PC2; alternate functions LCD_SEG20, ADC_IN12, COMP1_INP."
      },
      {
        "number": "18",
        "name": "PC3",
        "type": "bidirectional",
        "description": "Standard 3.3 V (TC) I/O; reset function PC3; alternate functions LCD_SEG21, ADC_IN13, COMP1_INP."
      },
      {
        "number": "19",
        "name": "VSSA",
        "type": "power_in",
        "description": "Ground pin for the analog domain (ADC, DAC, comparators)."
      },
      {
        "number": "20",
        "name": "VREF-",
        "type": "power_in",
        "description": "Negative reference voltage for the ADC; VSSA or VREF- must be tied to ground."
      },
      {
        "number": "21",
        "name": "VREF+",
        "type": "power_in",
        "description": "Positive reference voltage for the ADC; ranges from 1.8 V to VDDA and can be grounded if neither the ADC nor the DAC is used."
      },
      {
        "number": "22",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply pin; ADC characteristics specify VDDA from 1.8 V to 3.6 V."
      },
      {
        "number": "23",
        "name": "PA0-WKUP1",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PA0; alternate functions TIM2_CH1_ETR, TIM5_CH1, USART2_CTS; additional function WKUP1/RTC_TAMP2/ADC_IN0/COMP1_INP."
      },
      {
        "number": "24",
        "name": "PA1",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PA1; alternate functions TIM2_CH2, TIM5_CH2, USART2_RTS, LCD_SEG0; additional functions ADC_IN1, COMP1_INP, OPAMP1_VINP."
      },
      {
        "number": "25",
        "name": "PA2",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PA2; alternate functions TIM2_CH3, TIM5_CH3, TIM9_CH1, USART2_TX, LCD_SEG1; additional functions ADC_IN2, COMP1_INP, OPAMP1_VINM."
      },
      {
        "number": "26",
        "name": "PA3",
        "type": "bidirectional",
        "description": "Standard 3.3 V (TC) I/O; reset function PA3; alternate functions TIM2_CH4, TIM5_CH4, TIM9_CH2, USART2_RX, LCD_SEG2; additional functions ADC_IN3, COMP1_INP, OPAMP1_VOUT."
      },
      {
        "number": "27",
        "name": "VSS_4",
        "type": "power_in",
        "description": "Ground pin of the digital domain."
      },
      {
        "number": "28",
        "name": "VDD_4",
        "type": "power_in",
        "description": "Digital supply pin; device supply range is 1.65 V to 3.6 V per the feature list."
      },
      {
        "number": "29",
        "name": "PA4",
        "type": "bidirectional",
        "description": "Standard 3.3 V (TC) I/O; reset function PA4; alternate functions SPI1_NSS, SPI3_NSS, I2S3_WS, USART2_CK; additional functions ADC_IN4, DAC_OUT1, COMP1_INP."
      },
      {
        "number": "30",
        "name": "PA5",
        "type": "bidirectional",
        "description": "Standard 3.3 V (TC) I/O; reset function PA5; alternate functions TIM2_CH1_ETR, SPI1_SCK; additional functions ADC_IN5, DAC_OUT2, COMP1_INP."
      },
      {
        "number": "31",
        "name": "PA6",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PA6; alternate functions TIM3_CH1, TIM10_CH1, SPI1_MISO, LCD_SEG3; additional functions ADC_IN6, COMP1_INP, OPAMP2_VINP."
      },
      {
        "number": "32",
        "name": "PA7",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PA7; alternate functions TIM3_CH2, TIM11_CH1, SPI1_MOSI, LCD_SEG4; additional functions ADC_IN7, COMP1_INP, OPAMP2_VINM."
      },
      {
        "number": "33",
        "name": "PC4",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PC4; alternate function LCD_SEG22; additional functions ADC_IN14, COMP1_INP."
      },
      {
        "number": "34",
        "name": "PC5",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PC5; alternate function LCD_SEG23; additional functions ADC_IN15, COMP1_INP."
      },
      {
        "number": "35",
        "name": "PB0",
        "type": "bidirectional",
        "description": "Standard 3.3 V (TC) I/O; reset function PB0; alternate functions TIM3_CH3, LCD_SEG5; additional functions ADC_IN8, COMP1_INP, OPAMP2_VOUT, VREF_OUT."
      },
      {
        "number": "36",
        "name": "PB1",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PB1; alternate functions TIM3_CH4, LCD_SEG6; additional functions ADC_IN9, COMP1_INP, VREF_OUT."
      },
      {
        "number": "37",
        "name": "PB2/BOOT1",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function BOOT1; additional function ADC_IN0b."
      },
      {
        "number": "38",
        "name": "PE7",
        "type": "bidirectional",
        "description": "Standard 3.3 V (TC) I/O; reset function PE7; additional functions ADC_IN22, COMP1_INP."
      },
      {
        "number": "39",
        "name": "PE8",
        "type": "bidirectional",
        "description": "Standard 3.3 V (TC) I/O; reset function PE8; additional functions ADC_IN23, COMP1_INP."
      },
      {
        "number": "40",
        "name": "PE9",
        "type": "bidirectional",
        "description": "Standard 3.3 V (TC) I/O; reset function PE9; alternate function TIM2_CH1_ETR; additional functions ADC_IN24, COMP1_INP."
      },
      {
        "number": "41",
        "name": "PE10",
        "type": "bidirectional",
        "description": "Standard 3.3 V (TC) I/O; reset function PE10; alternate function TIM2_CH2; additional functions ADC_IN25, COMP1_INP."
      },
      {
        "number": "42",
        "name": "PE11",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PE11; alternate function TIM2_CH3."
      },
      {
        "number": "43",
        "name": "PE12",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PE12; alternate functions TIM2_CH4, SPI1_NSS."
      },
      {
        "number": "44",
        "name": "PE13",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PE13; alternate function SPI1_SCK."
      },
      {
        "number": "45",
        "name": "PE14",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PE14; alternate function SPI1_MISO."
      },
      {
        "number": "46",
        "name": "PE15",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PE15; alternate function SPI1_MOSI."
      },
      {
        "number": "47",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PB10; alternate functions TIM2_CH3, I2C2_SCL, USART3_TX, LCD_SEG10."
      },
      {
        "number": "48",
        "name": "PB11",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PB11; alternate functions TIM2_CH4, I2C2_SDA, USART3_RX, LCD_SEG11."
      },
      {
        "number": "49",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Ground pin of the digital domain."
      },
      {
        "number": "50",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital supply pin; device supply range is 1.65 V to 3.6 V per the feature list."
      },
      {
        "number": "51",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PB12; alternate functions TIM10_CH1, I2C2_SMBA, SPI2_NSS, I2S2_WS, USART3_CK, LCD_SEG12; additional functions ADC_IN18, COMP1_INP."
      },
      {
        "number": "52",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PB13; alternate functions TIM9_CH1, SPI2_SCK, I2S2_CK, USART3_CTS, LCD_SEG13; additional functions ADC_IN19, COMP1_INP."
      },
      {
        "number": "53",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PB14; alternate functions TIM9_CH2, SPI2_MISO, USART3_RTS, LCD_SEG14; additional functions ADC_IN20, COMP1_INP."
      },
      {
        "number": "54",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PB15; alternate functions TIM11_CH1, SPI2_MOSI, I2S2_SD, LCD_SEG15; additional functions ADC_IN21, COMP1_INP, RTC_REFIN."
      },
      {
        "number": "55",
        "name": "PD8",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PD8; alternate functions USART3_TX, LCD_SEG28."
      },
      {
        "number": "56",
        "name": "PD9",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PD9; alternate functions USART3_RX, LCD_SEG29."
      },
      {
        "number": "57",
        "name": "PD10",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PD10; alternate functions USART3_CK, LCD_SEG30."
      },
      {
        "number": "58",
        "name": "PD11",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PD11; alternate functions USART3_CTS, LCD_SEG31."
      },
      {
        "number": "59",
        "name": "PD12",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PD12; alternate functions TIM4_CH1, USART3_RTS, LCD_SEG32."
      },
      {
        "number": "60",
        "name": "PD13",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PD13; alternate functions TIM4_CH2, LCD_SEG33."
      },
      {
        "number": "61",
        "name": "PD14",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PD14; alternate functions TIM4_CH3, LCD_SEG34."
      },
      {
        "number": "62",
        "name": "PD15",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PD15; alternate functions TIM4_CH4, LCD_SEG35."
      },
      {
        "number": "63",
        "name": "PC6",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PC6; alternate functions TIM3_CH1, I2S2_MCK, LCD_SEG24."
      },
      {
        "number": "64",
        "name": "PC7",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PC7; alternate functions TIM3_CH2, I2S3_MCK, LCD_SEG25."
      },
      {
        "number": "65",
        "name": "PC8",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PC8; alternate functions TIM3_CH3, LCD_SEG26."
      },
      {
        "number": "66",
        "name": "PC9",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PC9; alternate functions TIM3_CH4, LCD_SEG27."
      },
      {
        "number": "67",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PA8; alternate functions USART1_CK, MCO, LCD_COM0."
      },
      {
        "number": "68",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PA9; alternate functions USART1_TX, LCD_COM1."
      },
      {
        "number": "69",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PA10; alternate functions USART1_RX, LCD_COM2."
      },
      {
        "number": "70",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PA11; alternate functions USART1_CTS, SPI1_MISO; additional function USB_DM."
      },
      {
        "number": "71",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PA12; alternate functions USART1_RTS, SPI1_MOSI; additional function USB_DP."
      },
      {
        "number": "72",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function JTMS-SWDIO (serial wire debug data)."
      },
      {
        "number": "73",
        "name": "PH2",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PH2; no alternate function listed for this pin."
      },
      {
        "number": "74",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Ground pin of the digital domain."
      },
      {
        "number": "75",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital supply pin; device supply range is 1.65 V to 3.6 V per the feature list."
      },
      {
        "number": "76",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function JTCK-SWCLK (serial wire debug clock)."
      },
      {
        "number": "77",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function JTDI; alternate functions TIM2_CH1_ETR, SPI1_NSS, SPI3_NSS, I2S3_WS, LCD_SEG17."
      },
      {
        "number": "78",
        "name": "PC10",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PC10; alternate functions SPI3_SCK, I2S3_CK, USART3_TX, UART4_TX, LCD_SEG28, LCD_SEG40, LCD_COM4."
      },
      {
        "number": "79",
        "name": "PC11",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PC11; alternate functions SPI3_MISO, USART3_RX, UART4_RX, LCD_SEG29, LCD_SEG41, LCD_COM5."
      },
      {
        "number": "80",
        "name": "PC12",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PC12; alternate functions SPI3_MOSI, I2S3_SD, USART3_CK, UART5_TX, LCD_SEG30, LCD_SEG42, LCD_COM6."
      },
      {
        "number": "81",
        "name": "PD0",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PD0; alternate functions TIM9_CH1, SPI2_NSS, I2S2_WS."
      },
      {
        "number": "82",
        "name": "PD1",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PD1; alternate functions SPI2_SCK, I2S2_CK."
      },
      {
        "number": "83",
        "name": "PD2",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PD2; alternate functions TIM3_ETR, UART5_RX, LCD_SEG31, LCD_SEG43, LCD_COM7."
      },
      {
        "number": "84",
        "name": "PD3",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PD3; alternate functions SPI2_MISO, USART2_CTS."
      },
      {
        "number": "85",
        "name": "PD4",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PD4; alternate functions SPI2_MOSI, I2S2_SD, USART2_RTS."
      },
      {
        "number": "86",
        "name": "PD5",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PD5; alternate function USART2_TX."
      },
      {
        "number": "87",
        "name": "PD6",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PD6; alternate function USART2_RX."
      },
      {
        "number": "88",
        "name": "PD7",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PD7; alternate functions TIM9_CH2, USART2_CK."
      },
      {
        "number": "89",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function JTDO; alternate functions TIM2_CH2, SPI1_SCK, SPI3_SCK, I2S3_CK, LCD_SEG7; additional function COMP2_INM."
      },
      {
        "number": "90",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function NJTRST; alternate functions TIM3_CH1, SPI1_MISO, SPI3_MISO, LCD_SEG8; additional function COMP2_INP."
      },
      {
        "number": "91",
        "name": "PB5",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PB5; alternate functions TIM3_CH2, I2C1_SMBA, SPI1_MOSI, SPI3_MOSI, I2S3_SD, LCD_SEG9; additional function COMP2_INP."
      },
      {
        "number": "92",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PB6; alternate functions TIM4_CH1, I2C1_SCL, USART1_TX; additional function COMP2_INP."
      },
      {
        "number": "93",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PB7; alternate functions TIM4_CH2, I2C1_SDA, USART1_RX; additional functions COMP2_INP, PVD_IN."
      },
      {
        "number": "94",
        "name": "BOOT0",
        "type": "input",
        "description": "Dedicated BOOT0 pin used for boot mode selection."
      },
      {
        "number": "95",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PB8; alternate functions TIM4_CH3, TIM10_CH1, I2C1_SCL, LCD_SEG16."
      },
      {
        "number": "96",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PB9; alternate functions TIM4_CH4, TIM11_CH1, I2C1_SDA, LCD_COM3."
      },
      {
        "number": "97",
        "name": "PE0",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PE0; alternate functions TIM4_ETR, TIM10_CH1, LCD_SEG36."
      },
      {
        "number": "98",
        "name": "PE1",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset function PE1; alternate functions TIM11_CH1, LCD_SEG37."
      },
      {
        "number": "99",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Ground pin of the digital domain."
      },
      {
        "number": "100",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital supply pin; device supply range is 1.65 V to 3.6 V per the feature list."
      }
    ],
    "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: The MPN STM32L151VDT7X is an STM32L151 (no LCD, per the ordering scheme '151: Devices without LCD').; Pin 6 (VLCD) is applicable to STM32L152xD-X only. On STM32L151xD-X devices the datasheet says this p; Per the ordering scheme the T7 suffix means LQFP package with industrial range -40 to 105 C, and the"
        ],
        "pages_sent": 45,
        "cost_usd": 0.2815,
        "at": "2026-10-08T04:56:09"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588922694113382400",
        "pages": 119,
        "sha256": "245e0b433e2986d0",
        "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": "stm32l151vdt7x.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": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "stm32l151vdt7x-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": "47fb57a95e6258a8afbdce2094ef012139ddb7a0519cbc5b4372d623fe94ddb1",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}