STM32G031C6T6

{
  "schema_version": 1,
  "type": "component",
  "slug": "stm32g031c6t6",
  "title": "STM32G031C6T6",
  "brief": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "mcu",
    "stm32g031c6t6"
  ],
  "component": {
    "mpn": "STM32G031C6T6",
    "manufacturer": "STMicroelectronics",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "MCU",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://www.st.com/resource/en/datasheet/stm32g031c6t6.pdf",
    "parts": {
      "symbol": "stm32g031c6t6.kicad_sym",
      "footprint": "stm32g031c6t6.kicad_mod",
      "model_3d": "stm32g031c6t6-etched.glb",
      "model_3d_plain": "stm32g031c6t6.glb",
      "model_3d_step": "stm32g031c6t6-etched.step",
      "model_3d_step_plain": "stm32g031c6t6.step",
      "lbr": "stm32g031c6t6.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "PC13",
        "type": "bidirectional",
        "description": "General-purpose 5 V-tolerant I/O. Additional functions: TAMP_IN1, RTC_TS, RTC_OUT1, WKUP2. Alternate: TIM1_BKIN."
      },
      {
        "number": "2",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "GPIO PC14 / 32 kHz LSE oscillator input (OSC32_IN). 5 V-tolerant I/O. Alt: TIM1_BKIN2."
      },
      {
        "number": "3",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "GPIO PC15 / 32 kHz LSE oscillator output (OSC32_OUT). 5 V-tolerant. Alt: OSC32_EN, OSC_EN."
      },
      {
        "number": "4",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup supply for the RTC and backup registers when VDD is absent. Range 1.55 V to 3.6 V."
      },
      {
        "number": "5",
        "name": "VREF+",
        "type": "power_in",
        "description": "ADC/DAC external positive reference input. Can also drive VREF_OUT via the internal VREFBUF."
      },
      {
        "number": "6",
        "name": "VDD/VDDA",
        "type": "power_in",
        "description": "Main digital and analog supply. 1.7 V to 3.6 V. Decouple with 100 nF per pin near the package."
      },
      {
        "number": "7",
        "name": "VSS/VSSA",
        "type": "power_in",
        "description": "Common digital and analog ground reference (0 V)."
      },
      {
        "number": "8",
        "name": "PF0-OSC_IN",
        "type": "bidirectional",
        "description": "GPIO PF0 / HSE crystal oscillator input (OSC_IN, 4-48 MHz). 5 V-tolerant. Alt: TIM14_CH1."
      },
      {
        "number": "9",
        "name": "PF1-OSC_OUT",
        "type": "bidirectional",
        "description": "GPIO PF1 / HSE crystal oscillator output (OSC_OUT). 5 V-tolerant. Alt: OSC_EN."
      },
      {
        "number": "10",
        "name": "PF2-NRST",
        "type": "bidirectional",
        "description": "Bidirectional device reset input/output with embedded weak pull-up. Active low; can be reconfigured as GPIO PF2. Alt: MCO."
      },
      {
        "number": "11",
        "name": "PA0",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant with analog switch (FT_a). ADC_IN0, TAMP_IN2, WKUP1. Alt: SPI2_SCK, USART2_CTS, TIM2_CH1_ETR, LPTIM1_OUT."
      },
      {
        "number": "12",
        "name": "PA1",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, analog + diode-to-VDD (FT_ea). ADC_IN1. Alt: SPI1_SCK/I2S1_CK, USART2_RTS_DE_CK, TIM2_CH2, I2C1_SMBA, EVENTOUT."
      },
      {
        "number": "13",
        "name": "PA2",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, analog (FT_a). ADC_IN2, WKUP4, LSCO. Alt: SPI1_MOSI/I2S1_SD, USART2_TX, TIM2_CH3, LPUART1_TX."
      },
      {
        "number": "14",
        "name": "PA3",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, analog + diode-to-VDD (FT_ea). ADC_IN3. Alt: SPI2_MISO, USART2_RX, TIM2_CH4, LPUART1_RX, EVENTOUT."
      },
      {
        "number": "15",
        "name": "PA4",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, analog (FT_a). ADC_IN4, RTC_OUT2. Alt: SPI1_NSS/I2S1_WS, SPI2_MOSI, TIM14_CH1, LPTIM2_OUT, EVENTOUT."
      },
      {
        "number": "16",
        "name": "PA5",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, analog + diode (FT_ea). ADC_IN5. Alt: SPI1_SCK/I2S1_CK, TIM2_CH1_ETR, LPTIM2_ETR, EVENTOUT."
      },
      {
        "number": "17",
        "name": "PA6",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, analog + diode (FT_ea). ADC_IN6. Alt: SPI1_MISO/I2S1_MCK, TIM3_CH1, TIM1_BKIN, TIM16_CH1, LPUART1_CTS."
      },
      {
        "number": "18",
        "name": "PA7",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, analog (FT_a). ADC_IN7. Alt: SPI1_MOSI/I2S1_SD, TIM3_CH2, TIM1_CH1N, TIM14_CH1, TIM17_CH1."
      },
      {
        "number": "19",
        "name": "PB0",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, analog + diode (FT_ea). ADC_IN8. Alt: SPI1_NSS/I2S1_WS, TIM3_CH3, TIM1_CH2N, LPTIM1_OUT."
      },
      {
        "number": "20",
        "name": "PB1",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, analog + diode (FT_ea). ADC_IN9. Alt: TIM14_CH1, TIM3_CH4, TIM1_CH3N, LPTIM2_IN1, LPUART1_RTS_DE, EVENTOUT."
      },
      {
        "number": "21",
        "name": "PB2",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, analog + diode (FT_ea). ADC_IN10. Alt: SPI2_MISO, LPTIM1_OUT, EVENTOUT."
      },
      {
        "number": "22",
        "name": "PB10",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, Fm+ capable, analog (FT_fa). ADC_IN11. Alt: LPUART1_RX, TIM2_CH3, SPI2_SCK, I2C2_SCL."
      },
      {
        "number": "23",
        "name": "PB11",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, Fm+ capable, analog (FT_fa). ADC_IN15. Alt: SPI2_MOSI, LPUART1_TX, TIM2_CH4, I2C2_SDA."
      },
      {
        "number": "24",
        "name": "PB12",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, analog (FT_a). ADC_IN16. Alt: SPI2_NSS, LPUART1_RTS_DE, TIM1_BKIN, EVENTOUT."
      },
      {
        "number": "25",
        "name": "PB13",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: SPI2_SCK, LPUART1_CTS, TIM1_CH1N, I2C2_SCL, EVENTOUT."
      },
      {
        "number": "26",
        "name": "PB14",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: SPI2_MISO, TIM1_CH2N, I2C2_SDA, EVENTOUT."
      },
      {
        "number": "27",
        "name": "PB15",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant (FT). RTC_REFIN. Alt: SPI2_MOSI, TIM1_CH3N, EVENTOUT."
      },
      {
        "number": "28",
        "name": "PA8",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant (FT). Alt: MCO, SPI2_NSS, TIM1_CH1, LPTIM2_OUT, EVENTOUT."
      },
      {
        "number": "29",
        "name": "PA9",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: MCO, USART1_TX, TIM1_CH2, SPI2_MISO, I2C1_SCL, EVENTOUT."
      },
      {
        "number": "30",
        "name": "PC6",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant (FT). Alt: TIM3_CH1, TIM2_CH3."
      },
      {
        "number": "31",
        "name": "PC7",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant (FT). Alt: TIM3_CH2, TIM2_CH4."
      },
      {
        "number": "32",
        "name": "PA10",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: SPI2_MOSI, USART1_RX, TIM1_CH3, TIM17_BKIN, I2C1_SDA, EVENTOUT."
      },
      {
        "number": "33",
        "name": "PA11 [PA9]",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: SPI1_MISO/I2S1_MCK, USART1_CTS, TIM1_CH4, TIM1_BKIN2, I2C2_SCL. Remappable to PA9 via SYSCFG."
      },
      {
        "number": "34",
        "name": "PA12 [PA10]",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: SPI1_MOSI/I2S1_SD, USART1_RTS_DE_CK, TIM1_ETR, I2S_CKIN, I2C2_SDA. Remappable to PA10 via SYSCFG."
      },
      {
        "number": "35",
        "name": "PA13",
        "type": "bidirectional",
        "description": "SWDIO after reset (serial wire debug data). GPIO 5 V-tolerant, analog + diode (FT_ea). ADC_IN17. Alt: SWDIO, IR_OUT, EVENTOUT."
      },
      {
        "number": "36",
        "name": "PA14-BOOT0",
        "type": "bidirectional",
        "description": "SWCLK after reset (serial wire debug clock) and BOOT0 sampled at reset. GPIO 5 V-tolerant, analog (FT_a). ADC_IN18. Alt: SWCLK, USART2_TX, EVENTOUT."
      },
      {
        "number": "37",
        "name": "PA15",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant (FT). Alt: SPI1_NSS/I2S1_WS, USART2_RX, TIM2_CH1_ETR, EVENTOUT."
      },
      {
        "number": "38",
        "name": "PD0",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant (FT). Alt: EVENTOUT, SPI2_NSS, TIM16_CH1."
      },
      {
        "number": "39",
        "name": "PD1",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant (FT). Alt: EVENTOUT, SPI2_SCK, TIM17_CH1."
      },
      {
        "number": "40",
        "name": "PD2",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant (FT). Alt: TIM3_ETR, TIM1_CH1N."
      },
      {
        "number": "41",
        "name": "PD3",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant (FT). Alt: USART2_CTS, SPI2_MISO, TIM1_CH2N."
      },
      {
        "number": "42",
        "name": "PB3",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant (FT). Alt: SPI1_SCK/I2S1_CK, TIM1_CH2, TIM2_CH2, USART1_RTS_DE_CK, EVENTOUT."
      },
      {
        "number": "43",
        "name": "PB4",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant (FT). Alt: SPI1_MISO/I2S1_MCK, TIM3_CH1, USART1_CTS, TIM17_BKIN, EVENTOUT."
      },
      {
        "number": "44",
        "name": "PB5",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant (FT). WKUP6. Alt: SPI1_MOSI/I2S1_SD, TIM3_CH2, TIM16_BKIN, LPTIM1_IN1, I2C1_SMBA."
      },
      {
        "number": "45",
        "name": "PB6",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: USART1_TX, TIM1_CH3, TIM16_CH1N, SPI2_MISO, LPTIM1_ETR, I2C1_SCL, EVENTOUT."
      },
      {
        "number": "46",
        "name": "PB7",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, Fm+ capable (FT_f). PVD_IN. Alt: USART1_RX, SPI2_MOSI, TIM17_CH1N, LPTIM1_IN2, I2C1_SDA, EVENTOUT."
      },
      {
        "number": "47",
        "name": "PB8",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: SPI2_SCK, TIM16_CH1, I2C1_SCL, EVENTOUT."
      },
      {
        "number": "48",
        "name": "PB9",
        "type": "bidirectional",
        "description": "GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: IR_OUT, TIM17_CH1, SPI2_NSS, I2C1_SDA, EVENTOUT."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.st.com/resource/en/datasheet/stm32g031c6t6.pdf",
        "pages": 117,
        "sha256": "95ae804dbf135590",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 48,
        "described": 48,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "mcu": {
      "part_number": "STM32G031C6T6",
      "series": "STM32G0",
      "subfamily": "STM32G031",
      "core": "Arm Cortex-M0+",
      "frequency_mhz": 64,
      "flash_kb": 32,
      "ram_kb": 8,
      "io_count": 43,
      "package": "LQFP 48 7x7x1.4 mm",
      "marketing_status": "Active",
      "fpu": null,
      "supply_v_min": 1.7,
      "supply_v_max": 3.6,
      "temp_min_c": -40,
      "temp_max_c": 85,
      "adc_count": 1,
      "timers": 5,
      "in_distributor_stock": true,
      "product_folder": "/en/microcontrollers-microprocessors/stm32g031c6.html",
      "source": "st.com portfolio grid CL1734"
    },
    "models_3d": [
      {
        "file": "stm32g031c6t6.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": "9dea352d93177c2904afd7d7b68ea8855ce1ab691f69f8b3e13655600514b6bf",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "stm32g031c6t6-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": "65b6f4544fa48ab2d936d5f5158b6f29f3d0f08c7283e2ba4856946ae1c703fc",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Core": "Arm Cortex-M0+",
      "Max clock": "64 MHz",
      "Flash": "32 kB",
      "RAM": "8 kB",
      "I/O pins": 43,
      "ADC units": 1,
      "ST status": "Active",
      "Manufacturer": "STMicroelectronics",
      "Package": "LQFP-48(7x7)",
      "Category": "MCU",
      "Pins": "48"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "stm32g031c6t6"
  ],
  "discovery_pitch": "STM32G031C6T6 (STMicroelectronics) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "stm32g031c6t6.kicad_sym",
    "stm32g031c6t6.kicad_mod",
    "stm32g031c6t6.glb",
    "stm32g031c6t6.step",
    "stm32g031c6t6.lbr",
    "docs/hero.png",
    "docs/stm32g031c6t6-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "STM32G031C6T6",
      "kind": "packaging"
    },
    {
      "mpn": "STM32G031C6T6CxT",
      "kind": "packaging"
    },
    {
      "mpn": "STM32G031C6T6CxU",
      "kind": "packaging"
    },
    {
      "mpn": "STM32G031C6T6KxT",
      "kind": "packaging"
    },
    {
      "mpn": "STM32G031C6T6KxU",
      "kind": "packaging"
    },
    {
      "mpn": "STM32G031C6T6GxU",
      "kind": "packaging"
    },
    {
      "mpn": "STM32G031C6T6Fx",
      "kind": "packaging"
    },
    {
      "mpn": "STM32G031C6T6Yx",
      "kind": "packaging"
    },
    {
      "mpn": "STM32G031C6T6Jx",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-25T08:49:37.556Z"
}