STM32F412CGU6TR

{
  "slug": "stm32f412cgu6tr",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), UFQFPN-48(7x7). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "stm32f412cgu6tr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "stm32f412cgu6tr.kicad_sym",
    "stm32f412cgu6tr.kicad_mod",
    "stm32f412cgu6tr.glb",
    "stm32f412cgu6tr.step",
    "stm32f412cgu6tr.lbr",
    "docs/hero.png",
    "docs/stm32f412cgu6tr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "stm32f412cgu6tr-hero.glb",
    "stm32f412cgu6tr-hero.overlay.json"
  ],
  "component": {
    "mpn": "STM32F412CGU6TR",
    "manufacturer": "STMicroelectronics",
    "package": "UFQFPN-48(7x7)",
    "pin_count": 49,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588941698026115072",
    "parts": {
      "symbol": "stm32f412cgu6tr.kicad_sym",
      "footprint": "stm32f412cgu6tr.kicad_mod",
      "model_3d": "stm32f412cgu6tr-hero.glb",
      "model_3d_plain": "stm32f412cgu6tr.glb",
      "model_3d_step": "stm32f412cgu6tr-etched.step",
      "model_3d_step_plain": "stm32f412cgu6tr.step",
      "lbr": "stm32f412cgu6tr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2055817",
      "digikey": "STM32F412CGU6TR-ND",
      "mouser": "511-STM32F412CGU6TR"
    },
    "distributor_check": {
      "checked_at": "2026-10-10T19:47:37Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "STM32F412CGU6TR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-STM32F412CGU6TR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup-domain supply input for the RTC (VBAT supply for RTC)."
      },
      {
        "number": "2",
        "name": "PC13",
        "type": "bidirectional",
        "description": "5 V tolerant I/O powered through the power switch, which sinks only 3 mA, so output speed must not exceed 2 MHz at 30 pF and the pin must not be used as a current source such as an LED driver; additional functions TAMP_1 and EVENTOUT."
      },
      {
        "number": "3",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "I/O powered through the power switch with the same 3 mA and 2 MHz output limits as PC13, multiplexed with the 32 kHz oscillator input OSC32_IN; 5 V tolerant except in analog or oscillator mode."
      },
      {
        "number": "4",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "I/O powered through the power switch with the same 3 mA and 2 MHz output limits as PC13, multiplexed with the 32 kHz oscillator output OSC32_OUT; 5 V tolerant except in oscillator mode."
      },
      {
        "number": "5",
        "name": "PH0-OSC_IN",
        "type": "bidirectional",
        "description": "Multiplexed with the 4-to-26 MHz crystal oscillator input OSC_IN; 5 V tolerant except when in oscillator mode."
      },
      {
        "number": "6",
        "name": "PH1-OSC_OUT",
        "type": "bidirectional",
        "description": "Multiplexed with the 4-to-26 MHz crystal oscillator output OSC_OUT; 5 V tolerant except when in oscillator mode."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Bidirectional reset pin with embedded weak pull-up resistor."
      },
      {
        "number": "8",
        "name": "VSSA/VREF-",
        "type": "power_in",
        "description": "Analog ground pin, also the ADC negative reference VREF-."
      },
      {
        "number": "9",
        "name": "VDDA/VREF+",
        "type": "power_in",
        "description": "Analog supply pin, also the ADC positive reference VREF+ (may be connected to VDDA per the ADC decoupling configurations)."
      },
      {
        "number": "10",
        "name": "PA0",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with ADC1_0 and WKUP1 additional functions; alternate functions include TIM2_CH1/TIM2_ETR, TIM5_CH1, TIM8_ETR and USART2_CTS."
      },
      {
        "number": "11",
        "name": "PA1",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with ADC1_1 additional function; alternate functions include TIM2_CH2, TIM5_CH2, SPI4_MOSI/I2S4_SD, USART2_RTS and QUADSPI_BK1_IO3."
      },
      {
        "number": "12",
        "name": "PA2",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with ADC1_2 additional function; alternate functions include TIM2_CH3, TIM5_CH3, TIM9_CH1, I2S2_CKIN, USART2_TX and FSMC_D4/FSMC_DA4."
      },
      {
        "number": "13",
        "name": "PA3",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with ADC1_3 additional function; alternate functions include TIM2_CH4, TIM5_CH4, TIM9_CH2, I2S2_MCK, USART2_RX and FSMC_D5/FSMC_DA5."
      },
      {
        "number": "14",
        "name": "PA4",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with ADC1_4 additional function; alternate functions include SPI1_NSS/I2S1_WS, SPI3_NSS/I2S3_WS, USART2_CK, DFSDM1_DATIN1 and FSMC_D6/FSMC_DA6."
      },
      {
        "number": "15",
        "name": "PA5",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with ADC1_5 additional function; alternate functions include TIM2_CH1/TIM2_ETR, TIM8_CH1N, SPI1_SCK/I2S1_CK, DFSDM1_CKIN1 and FSMC_D7/FSMC_DA7."
      },
      {
        "number": "16",
        "name": "PA6",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with ADC1_6 additional function; alternate functions include TIM1_BKIN, TIM3_CH1, TIM8_BKIN, SPI1_MISO, I2S2_MCK, TIM13_CH1, QUADSPI_BK2_IO0 and SDIO_CMD."
      },
      {
        "number": "17",
        "name": "PA7",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with ADC1_7 additional function; alternate functions include TIM1_CH1N, TIM3_CH2, TIM8_CH1N, SPI1_MOSI/I2S1_SD, TIM14_CH1 and QUADSPI_BK2_IO1."
      },
      {
        "number": "18",
        "name": "PB0",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with ADC1_8 additional function; alternate functions include TIM1_CH2N, TIM3_CH3, TIM8_CH2N and SPI5_SCK/I2S5_CK."
      },
      {
        "number": "19",
        "name": "PB1",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with ADC1_9 additional function; alternate functions include TIM1_CH3N, TIM3_CH4, TIM8_CH3N, SPI5_NSS/I2S5_WS, DFSDM1_DATIN0 and QUADSPI_CLK."
      },
      {
        "number": "20",
        "name": "PB2",
        "type": "bidirectional",
        "description": "5 V tolerant I/O that also carries the BOOT1 additional function; alternate functions include DFSDM1_CKIN0 and QUADSPI_CLK."
      },
      {
        "number": "21",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TIM2_CH3, I2C2_SCL, SPI2_SCK/I2S2_CK, I2S3_MCK, USART3_TX, I2CFMP1_SCL and SDIO_D7."
      },
      {
        "number": "22",
        "name": "VCAP_1",
        "type": "power_in",
        "description": "Connection for the external capacitor of the internal voltage regulator (see VCAP_1/VCAP_2 external capacitors, Section 6.3.2)."
      },
      {
        "number": "23",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "24",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply pin; the application supply and I/Os range from 1.7 V to 3.6 V."
      },
      {
        "number": "25",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TIM1_BKIN, I2C2_SMBA, SPI2_NSS/I2S2_WS, SPI4_NSS/I2S4_WS, USART3_CK, CAN2_RX and FSMC_D13/FSMC_DA13."
      },
      {
        "number": "26",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TIM1_CH1N, I2CFMP1_SMBA, SPI2_SCK/I2S2_CK, SPI4_SCK/I2S4_CK, USART3_CTS, CAN2_TX and DFSDM1_CKIN1."
      },
      {
        "number": "27",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TIM1_CH2N, TIM8_CH2N, I2CFMP1_SDA, SPI2_MISO, I2S2ext_SD, USART3_RTS, DFSDM1_DATIN2, TIM12_CH1, FSMC_D0/FSMC_DA0 and SDIO_D6."
      },
      {
        "number": "28",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with RTC_50Hz additional function; alternate functions include TIM1_CH3N, TIM8_CH3N, I2CFMP1_SCL, SPI2_MOSI/I2S2_SD, DFSDM1_CKIN2, TIM12_CH2 and SDIO_CK."
      },
      {
        "number": "29",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include MCO_1, TIM1_CH1, I2C3_SCL, USART1_CK, USB_FS_SOF and SDIO_D1."
      },
      {
        "number": "30",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TIM1_CH2, I2C3_SMBA, USART1_TX, USB_FS_VBUS and SDIO_D2."
      },
      {
        "number": "31",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TIM1_CH3, SPI5_MOSI/I2S5_SD, USART1_RX and USB_FS_ID."
      },
      {
        "number": "32",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TIM1_CH4, SPI4_MISO, USART1_CTS, USART6_TX, CAN1_RX and USB_FS_DM."
      },
      {
        "number": "33",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TIM1_ETR, SPI5_MISO, USART1_RTS, USART6_RX, CAN1_TX and USB_FS_DP."
      },
      {
        "number": "34",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate function JTMS-SWDIO (serial wire debug data)."
      },
      {
        "number": "35",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "36",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply pin; the application supply and I/Os range from 1.7 V to 3.6 V."
      },
      {
        "number": "37",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate function JTCK-SWCLK (serial wire debug clock)."
      },
      {
        "number": "38",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include JTDI, TIM2_CH1/TIM2_ETR, SPI1_NSS/I2S1_WS, SPI3_NSS/I2S3_WS and USART1_TX."
      },
      {
        "number": "39",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include JTDO-SWO, TIM2_CH2, I2CFMP1_SDA, SPI1_SCK/I2S1_CK, SPI3_SCK/I2S3_CK, USART1_RX and I2C2_SDA."
      },
      {
        "number": "40",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include JTRST, TIM3_CH1, SPI1_MISO, SPI3_MISO, I2S3ext_SD, I2C3_SDA and SDIO_D0."
      },
      {
        "number": "41",
        "name": "PB5",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TIM3_CH2, I2C1_SMBA, SPI1_MOSI/I2S1_SD, SPI3_MOSI/I2S3_SD, CAN2_RX and SDIO_D3."
      },
      {
        "number": "42",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TIM4_CH1, I2C1_SCL, USART1_TX, CAN2_TX, QUADSPI_BK1_NCS and SDIO_D0."
      },
      {
        "number": "43",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TIM4_CH2, I2C1_SDA, USART1_RX and FSMC_NL."
      },
      {
        "number": "44",
        "name": "BOOT0",
        "type": "input",
        "description": "Dedicated BOOT0 input pin, also carrying the VPP function."
      },
      {
        "number": "45",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TIM4_CH3, TIM10_CH1, I2C1_SCL, SPI5_MOSI/I2S5_SD, CAN1_RX, I2C3_SDA and SDIO_D4."
      },
      {
        "number": "46",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TIM4_CH4, TIM11_CH1, I2C1_SDA, SPI2_NSS/I2S2_WS, CAN1_TX, I2C2_SDA and SDIO_D5."
      },
      {
        "number": "47",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "48",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply pin; the application supply and I/Os range from 1.7 V to 3.6 V."
      },
      {
        "number": "49",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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: Pin-to-function mapping was taken from the UFQFPN48 column of Table 9 (pin definition), not from the; The UFQFPN48 package has an exposed die pad on the underside (Figure 63, note 3) that is not given a; Pins 8 and 9 are printed as combined names (VSSA/VREF-, VDDA/VREF+) in the UFQFPN48 row; they are ke",
          "exposed pad 49 added from the footprint"
        ],
        "pages_sent": 76,
        "cost_usd": 0.3493,
        "at": "2026-10-10T19:47:19"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588941698026115072",
        "pages": 201,
        "sha256": "4337e70ae6879f52",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 49,
        "described": 49,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "stm32f412cgu6tr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          7.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f2b38b0b4bf967c77e683e8d4599608b9f0503055ec535b93c4ebb5d0163e916",
        "checked": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "stm32f412cgu6tr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          7.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "9e6c1ce4a4e748a797b12fa55bf49cf99c125e65ed0773101bfcaf56029ef663",
        "checked": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}