STM32L031K6T6TR

{
  "slug": "stm32l031k6t6tr",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-32(7x7). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "stm32l031k6t6tr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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    "README.md",
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    "stm32l031k6t6tr.kicad_mod",
    "stm32l031k6t6tr.glb",
    "stm32l031k6t6tr.step",
    "stm32l031k6t6tr.lbr",
    "docs/hero.png",
    "docs/stm32l031k6t6tr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
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  "component": {
    "mpn": "STM32L031K6T6TR",
    "manufacturer": "STMicroelectronics",
    "package": "LQFP-32(7x7)",
    "pin_count": 32,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588942007767347200",
    "parts": {
      "symbol": "stm32l031k6t6tr.kicad_sym",
      "footprint": "stm32l031k6t6tr.kicad_mod",
      "model_3d": "stm32l031k6t6tr-etched.glb",
      "model_3d_plain": "stm32l031k6t6tr.glb",
      "model_3d_step": "stm32l031k6t6tr-etched.step",
      "model_3d_step_plain": "stm32l031k6t6tr.step",
      "lbr": "stm32l031k6t6tr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2054289",
      "digikey": "497-18806-2-ND",
      "mouser": "511-STM32L031K6T6TR"
    },
    "distributor_check": {
      "checked_at": "2026-10-01T01:34:34Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-18806-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-STM32L031K6T6TR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage input, operating range 1.65 V to 3.6 V."
      },
      {
        "number": "2",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O; functions as 32 kHz oscillator input for the RTC."
      },
      {
        "number": "3",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O; functions as 32 kHz oscillator output for the RTC."
      },
      {
        "number": "4",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Bidirectional reset input pin with embedded weak pull-up resistor, active low."
      },
      {
        "number": "5",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog power supply input, operating range 1.65 V to 3.6 V; requires decoupling capacitor."
      },
      {
        "number": "6",
        "name": "PA0-CK_IN",
        "type": "bidirectional",
        "description": "General-purpose I/O, standard 3.3 V, selectable as external clock input; supports Timer, USART, comparator alternates and ADC, RTC tamper/wakeup functions."
      },
      {
        "number": "7",
        "name": "PA1",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O with ADC input; supports timer, USART, I2C, comparator alternate functions."
      },
      {
        "number": "8",
        "name": "PA2",
        "type": "bidirectional",
        "description": "Standard 3.3 V general-purpose I/O with ADC input; supports timer, USART, LPUART, comparator alternate functions."
      },
      {
        "number": "9",
        "name": "PA3",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O with ADC input; supports timer and USART/LPUART alternate functions."
      },
      {
        "number": "10",
        "name": "PA4",
        "type": "bidirectional",
        "description": "Standard 3.3 V general-purpose I/O with ADC input; supports SPI chip select, LPTIM, USART clock, timer alternate functions."
      },
      {
        "number": "11",
        "name": "PA5",
        "type": "bidirectional",
        "description": "Standard 3.3 V general-purpose I/O with ADC input; supports SPI clock and timer alternate functions."
      },
      {
        "number": "12",
        "name": "PA6",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O with ADC input; supports SPI MISO, LPTIM, LPUART CTS, timer, and comparator alternate functions."
      },
      {
        "number": "13",
        "name": "PA7",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O with ADC input; supports SPI MOSI, LPTIM, USART CTS, timer, and comparator alternate functions."
      },
      {
        "number": "14",
        "name": "PB0",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O with ADC input; supports SPI MISO, USART RTS, timer alternates; outputs voltage reference."
      },
      {
        "number": "15",
        "name": "PB1",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O with ADC input; supports USART clock, SPI MOSI, LPUART RTS, timer alternates; outputs voltage reference."
      },
      {
        "number": "16",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground supply pin."
      },
      {
        "number": "17",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage input, operating range 1.65 V to 3.6 V."
      },
      {
        "number": "18",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O; supports master clock output, LPTIM input, event output, USART clock, and timer alternate functions."
      },
      {
        "number": "19",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O with FM+ I2C capability (up to 1 Mbit/s); supports MCO, I2C1 clock, USART TX, and timer alternate functions."
      },
      {
        "number": "20",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O with FM+ I2C capability (up to 1 Mbit/s); supports I2C1 data, USART RX, and timer alternate functions."
      },
      {
        "number": "21",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O; supports SPI MISO, USART CTS, timer, event output, and comparator alternate functions."
      },
      {
        "number": "22",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O; supports SPI MOSI, USART RTS, event output, and comparator alternate functions."
      },
      {
        "number": "23",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O dedicated to SWDIO debug interface; also supports LPTIM and LPUART alternate functions."
      },
      {
        "number": "24",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O dedicated to SWCLK debug interface; also supports LPTIM, I2C1 SMBus alert, USART TX, and LPUART alternate functions."
      },
      {
        "number": "25",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O; supports SPI chip select, timer, USART RX, and event output alternate functions."
      },
      {
        "number": "26",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O; supports SPI clock, timer, event output alternates and comparator inverting input function."
      },
      {
        "number": "27",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O; supports SPI MISO, timer, event output alternates and comparator non-inverting input function."
      },
      {
        "number": "28",
        "name": "PB5",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O; supports SPI MOSI, LPTIM input, I2C1 SMBus alert, timer alternates and comparator input function."
      },
      {
        "number": "29",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O with FM+ I2C capability (up to 1 Mbit/s); supports USART TX, I2C1 clock, LPTIM, timer alternates and comparator input."
      },
      {
        "number": "30",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5V-tolerant general-purpose I/O with FM+ I2C capability (up to 1 Mbit/s); supports USART RX, I2C1 data, LPTIM alternates; provides voltage reference and comparator inputs."
      },
      {
        "number": "31",
        "name": "BOOT0",
        "type": "input",
        "description": "Dedicated boot mode selection input; must be held low during reset to execute code from Flash memory."
      },
      {
        "number": "32",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground supply pin."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: NRST pin structure: Table 15 shows I/O structure as '-' but Table 14 defines RST as a pin I/O struct; PA0 naming variance: Listed as 'PA0-CK_IN' in LQFP32 package but as 'PA0' in LQFP48/UFQFPN48 package; PC13-ANTI_TAMP entry in Table 15 shows unclear package assignment ('-- - ---22'); verify this pin is"
        ],
        "pages_sent": 59,
        "cost_usd": 0.453,
        "at": "2026-10-01T01:34:11"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588942007767347200",
        "pages": 126,
        "sha256": "9726c48418e03f62",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 32,
        "described": 32,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  }
}