STM32G071K8T3

{
  "slug": "stm32g071k8t3",
  "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",
    "stm32g071k8t3",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "stm32g071k8t3.kicad_sym",
    "stm32g071k8t3.kicad_mod",
    "stm32g071k8t3.glb",
    "stm32g071k8t3.step",
    "stm32g071k8t3.lbr",
    "docs/hero.png",
    "docs/stm32g071k8t3-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "stm32g071k8t3-hero.glb",
    "stm32g071k8t3-hero.overlay.json"
  ],
  "component": {
    "mpn": "STM32G071K8T3",
    "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/8588907820510666752",
    "parts": {
      "symbol": "stm32g071k8t3.kicad_sym",
      "footprint": "stm32g071k8t3.kicad_mod",
      "model_3d": "stm32g071k8t3-hero.glb",
      "model_3d_plain": "stm32g071k8t3.glb",
      "model_3d_step": "stm32g071k8t3-etched.step",
      "model_3d_step_plain": "stm32g071k8t3.step",
      "lbr": "stm32g071k8t3.lbr"
    },
    "distributor_links": {
      "lcsc": "C724236",
      "digikey": "497-STM32G071K8T3-ND",
      "mouser": "511-STM32G071K8T3"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T04:19:15Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-STM32G071K8T3-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-STM32G071K8T3",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_f I/O that is Fm+ capable, with alternate functions IR_OUT, UCPD2_FRSTX, TIM17_CH1, USART3_RX, SPI2_NSS, I2C1_SDA and EVENTOUT."
      },
      {
        "number": "2",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "5 V-tolerant FT I/O supplied through the RTC power switch, which sinks only 3 mA, so output speed must not exceed 2 MHz at 30 pF and it must not source current; it is also the OSC32_IN low-speed oscillator input."
      },
      {
        "number": "3",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "5 V-tolerant FT I/O supplied through the RTC power switch, which sinks only 3 mA, so output speed must not exceed 2 MHz at 30 pF and it must not source current; it is also the OSC32_OUT low-speed oscillator output."
      },
      {
        "number": "4",
        "name": "VDD/VDDA",
        "type": "power_in",
        "description": "Main supply pin: VDD is 1.7 V to 3.6 V for the regulator, I/Os and system analog, while VDDA is 1.62 V (ADC and COMP), 1.8 V (DAC) or 2.4 V (VREFBUF) up to 3.6 V."
      },
      {
        "number": "5",
        "name": "VSS/VSSA",
        "type": "power_in",
        "description": "Ground pin for digital and analog circuitry; all voltages on the device are referenced to VSS."
      },
      {
        "number": "6",
        "name": "PF2-NRST",
        "type": "bidirectional",
        "description": "Bidirectional reset pin with an embedded weak pull-up resistor (NRST), which also provides the MCO alternate function."
      },
      {
        "number": "7",
        "name": "PA0",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_a I/O with analog switch function, providing ADC_IN0, COMP1_INM, TAMP_IN2 and WKUP1 as additional functions and alternate functions including USART2_CTS, TIM2_CH1_ETR and COMP1_OUT."
      },
      {
        "number": "8",
        "name": "PA1",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_a I/O with analog switch function, providing ADC_IN1 and COMP1_INP, with alternate functions including SPI1_SCK/I2S1_CK, USART2_RTS_DE_CK, TIM2_CH2 and I2C1_SMBA."
      },
      {
        "number": "9",
        "name": "PA2",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_a I/O with analog switch function, providing ADC_IN2, COMP2_INM, WKUP4 and LSCO, with alternate functions including SPI1_MOSI/I2S1_SD, USART2_TX, TIM15_CH1 and LPUART1_TX."
      },
      {
        "number": "10",
        "name": "PA3",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_a I/O with analog switch function, providing ADC_IN3 and COMP2_INP, with alternate functions including SPI2_MISO, USART2_RX, TIM2_CH4 and LPUART1_RX."
      },
      {
        "number": "11",
        "name": "PA4",
        "type": "bidirectional",
        "description": "3.6 V-tolerant TT_a I/O with analog switch function, providing ADC_IN4, DAC_OUT1 and RTC_OUT2, with alternate functions including SPI1_NSS/I2S1_WS, SPI2_MOSI, TIM14_CH1 and LPTIM2_OUT."
      },
      {
        "number": "12",
        "name": "PA5",
        "type": "bidirectional",
        "description": "3.6 V-tolerant TT_a I/O with analog switch function, providing ADC_IN5 and DAC_OUT2, with alternate functions including SPI1_SCK/I2S1_CK, CEC, TIM2_CH1_ETR, USART3_TX and LPTIM2_ETR."
      },
      {
        "number": "13",
        "name": "PA6",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_a I/O with analog switch function, providing ADC_IN6, with alternate functions including SPI1_MISO/I2S1_MCK, TIM3_CH1, TIM1_BKIN, USART3_CTS, TIM16_CH1, LPUART1_CTS and COMP1_OUT."
      },
      {
        "number": "14",
        "name": "PA7",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_a I/O with analog switch function, providing ADC_IN7, with alternate functions including SPI1_MOSI/I2S1_SD, TIM3_CH2, TIM1_CH1N, TIM14_CH1, TIM17_CH1, UCPD1_FRSTX and COMP2_OUT."
      },
      {
        "number": "15",
        "name": "PB0",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_a I/O with analog switch function, providing ADC_IN8, with alternate functions including SPI1_NSS/I2S1_WS, TIM3_CH3, TIM1_CH2N, USART3_RX, LPTIM1_OUT, UCPD1_FRSTX and COMP1_OUT."
      },
      {
        "number": "16",
        "name": "PB1",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_a I/O with analog switch function, providing ADC_IN9 and COMP1_INM, with alternate functions including TIM14_CH1, TIM3_CH4, TIM1_CH3N, USART3_RTS_DE_CK, LPTIM2_IN1 and LPUART1_RTS_DE."
      },
      {
        "number": "17",
        "name": "PB2",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_a I/O with analog switch function, providing ADC_IN10 and COMP1_INP, with alternate functions including SPI2_MISO, USART3_TX, LPTIM1_OUT and EVENTOUT."
      },
      {
        "number": "18",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_c I/O that is USB Type-C PD capable (UCPD1_CC1), with alternate functions including MCO, SPI2_NSS, TIM1_CH1, LPTIM2_OUT and EVENTOUT; a reset-time pull-down may be present depending on the levels on PB0, PA9, PC6, PA10, PD1 and PD3 and can be disabled by strobing UCPDx_STROBE in SYSCFG_CFGR1 during start-up."
      },
      {
        "number": "19",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_fd I/O that is Fm+ capable and USB Type-C PD dead-battery capable (UCPD1_DBCC1), with alternate functions including MCO, USART1_TX, TIM1_CH2, SPI2_MISO, TIM15_BKIN and I2C1_SCL; it can be remapped in place of PA11 via SYSCFG_CFGR1."
      },
      {
        "number": "20",
        "name": "PC6",
        "type": "bidirectional",
        "description": "5 V-tolerant FT I/O with alternate functions UCPD1_FRSTX, TIM3_CH1 and TIM2_CH3."
      },
      {
        "number": "21",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_fd I/O that is Fm+ capable and USB Type-C PD dead-battery capable (UCPD1_DBCC2), with alternate functions including SPI2_MOSI, USART1_RX, TIM1_CH3, TIM17_BKIN and I2C1_SDA; it can be remapped in place of PA12 via SYSCFG_CFGR1."
      },
      {
        "number": "22",
        "name": "PA11 [PA9]",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_f I/O that is Fm+ capable, with alternate functions including SPI1_MISO/I2S1_MCK, USART1_CTS, TIM1_CH4, TIM1_BKIN2, I2C2_SCL and COMP1_OUT; it is the default function of PA11, with PA9 remap available via SYSCFG_CFGR1."
      },
      {
        "number": "23",
        "name": "PA12 [PA10]",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_f I/O that is Fm+ capable, with alternate functions including SPI1_MOSI/I2S1_SD, USART1_RTS_DE_CK, TIM1_ETR, I2S_CKIN, I2C2_SDA and COMP2_OUT; it is the default function of PA12, with PA10 remap available via SYSCFG_CFGR1."
      },
      {
        "number": "24",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5 V-tolerant FT I/O that resets to the SWDIO debug function with the internal pull-up activated, with IR_OUT and EVENTOUT as alternate functions."
      },
      {
        "number": "25",
        "name": "PA14-BOOT0",
        "type": "bidirectional",
        "description": "5 V-tolerant FT I/O that resets to the SWCLK debug function with the internal pull-down activated, and doubles as the BOOT0 boot-selection pin when enabled by the boot selector option bit."
      },
      {
        "number": "26",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5 V-tolerant FT I/O with alternate functions including SPI1_NSS/I2S1_WS, USART2_RX, TIM2_CH1_ETR, USART4_RTS_DE_CK, USART3_RTS_DE_CK and EVENTOUT."
      },
      {
        "number": "27",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_a I/O with analog switch function, providing COMP2_INM, with alternate functions including SPI1_SCK/I2S1_CK, TIM1_CH2, TIM2_CH2, USART1_RTS_DE_CK and EVENTOUT."
      },
      {
        "number": "28",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_a I/O with analog switch function, providing COMP2_INP, with alternate functions including SPI1_MISO/I2S1_MCK, TIM3_CH1, USART1_CTS, TIM17_BKIN and EVENTOUT."
      },
      {
        "number": "29",
        "name": "PB5",
        "type": "bidirectional",
        "description": "5 V-tolerant FT I/O providing WKUP6, with alternate functions including SPI1_MOSI/I2S1_SD, TIM3_CH2, TIM16_BKIN, LPTIM1_IN1, I2C1_SMBA and COMP2_OUT."
      },
      {
        "number": "30",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_fa I/O that is Fm+ capable with analog switch function, providing COMP2_INP, with alternate functions including USART1_TX, TIM1_CH3, TIM16_CH1N, SPI2_MISO, LPTIM1_ETR, I2C1_SCL and EVENTOUT."
      },
      {
        "number": "31",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_fa I/O that is Fm+ capable with analog switch function, providing COMP2_INM and PVD_IN, with alternate functions including USART1_RX, SPI2_MOSI, TIM17_CH1N, USART4_CTS, LPTIM1_IN2, I2C1_SDA and EVENTOUT."
      },
      {
        "number": "32",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5 V-tolerant FT_f I/O that is Fm+ capable, with alternate functions including CEC, SPI2_SCK, TIM16_CH1, USART3_TX, TIM15_BKIN, I2C1_SCL and EVENTOUT."
      }
    ],
    "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: MPN STM32G071K8T3 has no 'N' suffix, so the GP (single-port USB-C PD) LQFP32 column of Table 12 was ; Pin assignments were taken from the Table 12 cell layout of the text extraction, which is column-shu"
        ],
        "pages_sent": 64,
        "cost_usd": 0.2984,
        "at": "2026-10-08T04:18:56"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588907820510666752",
        "pages": 133,
        "sha256": "96d7e9ca1500e794",
        "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"
    },
    "models_3d": [
      {
        "file": "stm32g071k8t3.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.0,
          9.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "be0e412f1c66fee70039b0e109e0cc7c823161dda97593718afa97569bc61ce3",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "stm32g071k8t3-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.0,
          9.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "18f1c34addfbf5c4e1e20787a60be5e51b3708d2c7079940a5db420879a1de9f",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}