STM32F101T6U6A

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  "slug": "stm32f101t6u6a",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), QFN-36-EP(6x6). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",
  "tags": [
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    "embedded processors & controllers",
    "stm32f101t6u6a",
    "factory-2.0.0",
    "extractor-text"
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  "dependencies": {},
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  "component": {
    "mpn": "STM32F101T6U6A",
    "manufacturer": "STMicroelectronics",
    "package": "QFN-36-EP(6x6)",
    "pin_count": 37,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588923989997182976",
    "parts": {
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      "model_3d_step_plain": "stm32f101t6u6a.step",
      "lbr": "stm32f101t6u6a.lbr"
    },
    "distributor_links": {
      "lcsc": "C1339188",
      "digikey": "497-11510-ND",
      "mouser": "511-STM32F101T6U6A"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T04:47:00Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-11510-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-STM32F101T6U6A",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital supply pin for I/Os and internal logic, specified for the 2.0 to 3.6 V application supply range."
      },
      {
        "number": "2",
        "name": "OSC_IN/PD0",
        "type": "input",
        "description": "External 4-16 MHz high-speed oscillator input after reset; the pin can be remapped by software to GPIO PD0."
      },
      {
        "number": "3",
        "name": "OSC_OUT/PD1",
        "type": "output",
        "description": "External 4-16 MHz high-speed oscillator output after reset; the pin can be remapped by software to GPIO PD1."
      },
      {
        "number": "4",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Active reset pin for the device; its electrical limits are given in the NRST pin characteristics (Section 5.3.14)."
      },
      {
        "number": "5",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground reference for the ADC and analog blocks."
      },
      {
        "number": "6",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply for the ADC and analog blocks; the ADC conversion range is 0 to 3.6 V and the temperature sensor requires 2 V to 3.6 V."
      },
      {
        "number": "7",
        "name": "PA0-WKUP",
        "type": "bidirectional",
        "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with WKUP, USART2_CTS, ADC_IN0 and TIM2_CH1_ETR alternate functions."
      },
      {
        "number": "8",
        "name": "PA1",
        "type": "bidirectional",
        "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with USART2_RTS, ADC_IN1 and TIM2_CH2 alternate functions."
      },
      {
        "number": "9",
        "name": "PA2",
        "type": "bidirectional",
        "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with USART2_TX, ADC_IN2 and TIM2_CH3 alternate functions."
      },
      {
        "number": "10",
        "name": "PA3",
        "type": "bidirectional",
        "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with USART2_RX, ADC_IN3 and TIM2_CH4 alternate functions."
      },
      {
        "number": "11",
        "name": "PA4",
        "type": "bidirectional",
        "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with SPI_NSS, ADC_IN4 and USART2_CK alternate functions."
      },
      {
        "number": "12",
        "name": "PA5",
        "type": "bidirectional",
        "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with SPI_SCK and ADC_IN5 alternate functions."
      },
      {
        "number": "13",
        "name": "PA6",
        "type": "bidirectional",
        "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with SPI_MISO, ADC_IN6 and TIM3_CH1 alternate functions."
      },
      {
        "number": "14",
        "name": "PA7",
        "type": "bidirectional",
        "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with SPI_MOSI, ADC_IN7 and TIM3_CH2 alternate functions."
      },
      {
        "number": "15",
        "name": "PB0",
        "type": "bidirectional",
        "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with ADC_IN8 and TIM3_CH3 alternate functions."
      },
      {
        "number": "16",
        "name": "PB1",
        "type": "bidirectional",
        "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with ADC_IN9 and TIM3_CH4 alternate functions."
      },
      {
        "number": "17",
        "name": "PB2/BOOT1",
        "type": "bidirectional",
        "description": "5 V tolerant general-purpose I/O (FT) that also carries the BOOT1 boot-mode function."
      },
      {
        "number": "18",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Digital ground pin for the I/Os and internal logic."
      },
      {
        "number": "19",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital supply pin for I/Os and internal logic, specified for the 2.0 to 3.6 V application supply range."
      },
      {
        "number": "20",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V tolerant general-purpose I/O (FT) with USART1_CK and MCO alternate functions."
      },
      {
        "number": "21",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V tolerant general-purpose I/O (FT) with USART1_TX alternate function."
      },
      {
        "number": "22",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V tolerant general-purpose I/O (FT) with USART1_RX alternate function."
      },
      {
        "number": "23",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5 V tolerant general-purpose I/O (FT) with USART1_CTS alternate function."
      },
      {
        "number": "24",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5 V tolerant general-purpose I/O (FT) with USART1_RTS alternate function."
      },
      {
        "number": "25",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) that carries the JTMS/SWDIO debug function after reset."
      },
      {
        "number": "26",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Digital ground pin for the I/Os and internal logic."
      },
      {
        "number": "27",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital supply pin for I/Os and internal logic, specified for the 2.0 to 3.6 V application supply range."
      },
      {
        "number": "28",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) that carries the JTCK/SWCLK debug function after reset."
      },
      {
        "number": "29",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5 V tolerant general-purpose I/O (FT) with JTDI, TIM2_CH1_ETR and SPI_NSS alternate functions."
      },
      {
        "number": "30",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5 V tolerant general-purpose I/O (FT) with JTDO/TRACESWO, TIM2_CH2 and SPI_SCK alternate functions."
      },
      {
        "number": "31",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5 V tolerant general-purpose I/O (FT) with NJTRST, TIM3_CH1 and SPI_MISO alternate functions."
      },
      {
        "number": "32",
        "name": "PB5",
        "type": "bidirectional",
        "description": "General-purpose I/O (standard, not 5 V tolerant per Table 4) with I2C_SMBA, TIM3_CH2 and SPI_MOSI alternate functions."
      },
      {
        "number": "33",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5 V tolerant general-purpose I/O (FT) with I2C_SCL and USART1_TX alternate functions."
      },
      {
        "number": "34",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V tolerant general-purpose I/O (FT) with I2C_SDA and USART1_RX alternate functions."
      },
      {
        "number": "35",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot mode selection input that sets the device boot source together with BOOT1."
      },
      {
        "number": "36",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Digital ground pin for the I/Os and internal logic."
      },
      {
        "number": "37",
        "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: Package naming: the hint 'QFN-36-EP(6x6)' maps to the datasheet's VFQFPN36 (36-pin, 6x6 mm, 0.5 mm p; Pins 2 and 3 are printed as OSC_IN/PD0 and OSC_OUT/PD1. Their post-reset function is the oscillator,; The 'not 5 V tolerant' description on the standard I/O pins (7-16 and 32) is inferred from the absen",
          "exposed pad 37 added from the footprint"
        ],
        "pages_sent": 36,
        "cost_usd": 0.1708,
        "at": "2026-10-08T04:46:41"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588923989997182976",
        "pages": 87,
        "sha256": "a0484b8e7d5434bf",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 37,
        "described": 37,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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}