HC32F334JATI-LQ48

{
  "slug": "hc32f334jati-lq48",
  "version": "0.1.0",
  "type": "component",
  "description": "XHSC Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "hc32f334jati-lq48",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "hc32f334jati-lq48.kicad_sym",
    "hc32f334jati-lq48.kicad_mod",
    "hc32f334jati-lq48.glb",
    "hc32f334jati-lq48.step",
    "hc32f334jati-lq48.lbr",
    "docs/hero.png",
    "docs/hc32f334jati-lq48-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "hc32f334jati-lq48-hero.glb",
    "hc32f334jati-lq48-hero.overlay.json",
    "hc32f334jati-lq48-etched.glb"
  ],
  "component": {
    "mpn": "HC32F334JATI-LQ48",
    "manufacturer": "XHSC",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603406208674525184",
    "parts": {
      "symbol": "hc32f334jati-lq48.kicad_sym",
      "footprint": "hc32f334jati-lq48.kicad_mod",
      "model_3d": "hc32f334jati-lq48-hero.glb",
      "model_3d_plain": "hc32f334jati-lq48-etched.glb",
      "model_3d_step": "hc32f334jati-lq48-etched.step",
      "model_3d_step_plain": "hc32f334jati-lq48.step",
      "lbr": "hc32f334jati-lq48.lbr"
    },
    "distributor_links": {
      "lcsc": "C20071244"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T10:21:24Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PF2",
        "type": "bidirectional",
        "description": "General-purpose I/O PF2 (also EIRQ2 external interrupt); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "2",
        "name": "PC13",
        "type": "bidirectional",
        "description": "General-purpose I/O PC13 (also EIRQ13 and WKUP3_1); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "3",
        "name": "PC14/XTAL32_IN",
        "type": "input",
        "description": "32.768 kHz external low-speed oscillator input (XTAL32_IN) for a crystal or ceramic resonator, with load capacitors placed close to the pin; also usable as GPIO PC14 and EIRQ14."
      },
      {
        "number": "4",
        "name": "PC15/XTAL32_OUT",
        "type": "output",
        "description": "32.768 kHz external low-speed oscillator output (XTAL32_OUT); also usable as GPIO PC15 and EIRQ15."
      },
      {
        "number": "5",
        "name": "PF0/XTAL_IN",
        "type": "input",
        "description": "External high-speed oscillator input (XTAL_IN) for a 4-25 MHz crystal or ceramic resonator; also usable as GPIO PF0 and EIRQ0."
      },
      {
        "number": "6",
        "name": "PF1/XTAL_OUT",
        "type": "output",
        "description": "External high-speed oscillator output (XTAL_OUT) for a 4-25 MHz crystal or ceramic resonator; also usable as GPIO PF1 and EIRQ1."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "input",
        "description": "Active-low reset input; if unused, connect a resistor to VCC (pull-up), and the reset low pulse must be at least 10 µs."
      },
      {
        "number": "8",
        "name": "AVSS/VREFL",
        "type": "power_in",
        "description": "Analog ground and low-side analog reference voltage (VREFL) for the analog modules; tie to VSS if the analog modules are not used."
      },
      {
        "number": "9",
        "name": "AVCC/VREFH",
        "type": "power_in",
        "description": "Analog supply and high-side analog reference voltage (VREFH), at the same voltage as VCC (1.8-3.63 V); tie to VCC if the analog modules are not used."
      },
      {
        "number": "10",
        "name": "PA0",
        "type": "bidirectional",
        "description": "General-purpose I/O PA0 (also ADC1_IN0, EIRQ0 and WKUP0_0); 5 V tolerant, and when used as an analog input the voltage must not exceed AVCC/VREFH."
      },
      {
        "number": "11",
        "name": "PA1",
        "type": "bidirectional",
        "description": "General-purpose I/O PA1 (also ADC1_IN1 and EIRQ1); 5 V tolerant, and when used as an analog input the voltage must not exceed AVCC/VREFH."
      },
      {
        "number": "12",
        "name": "PA2",
        "type": "bidirectional",
        "description": "General-purpose I/O PA2 (also ADC1_IN2, CMP1_INM2 and EIRQ2); 5 V tolerant, and when used as an analog input the voltage must not exceed AVCC/VREFH."
      },
      {
        "number": "13",
        "name": "PA3",
        "type": "bidirectional",
        "description": "General-purpose I/O PA3 (also ADC1_IN3, CMP1_INP2, CMP2_INP2, CMP3_INP2 and EIRQ3); 5 V tolerant, and when used as an analog input the voltage must not exceed AVCC/VREFH."
      },
      {
        "number": "14",
        "name": "PA4",
        "type": "bidirectional",
        "description": "General-purpose I/O PA4 (also ADC12_IN4, DAC1_OUT1, CMP inputs and EIRQ4); 5 V tolerant, and when used as an analog input the voltage must not exceed AVCC/VREFH."
      },
      {
        "number": "15",
        "name": "PA5",
        "type": "bidirectional",
        "description": "General-purpose I/O PA5 (also ADC12_IN5, DAC1_OUT2 and EIRQ5); 5 V tolerant, and when used as an analog input the voltage must not exceed AVCC/VREFH."
      },
      {
        "number": "16",
        "name": "PA6",
        "type": "bidirectional",
        "description": "General-purpose I/O PA6 (also ADC123_IN6, DAC2_OUT1 and EIRQ6); 5 V tolerant, and when used as an analog input the voltage must not exceed AVCC/VREFH."
      },
      {
        "number": "17",
        "name": "PA7",
        "type": "bidirectional",
        "description": "General-purpose I/O PA7 (also ADC123_IN7, CMP1_INP1 and EIRQ7); 5 V tolerant, and when used as an analog input the voltage must not exceed AVCC/VREFH."
      },
      {
        "number": "18",
        "name": "PB0",
        "type": "bidirectional",
        "description": "General-purpose I/O PB0 (also ADC123_IN8, CMP2_INP1 and EIRQ0); 5 V tolerant, and when used as an analog input the voltage must not exceed AVCC/VREFH."
      },
      {
        "number": "19",
        "name": "PB1",
        "type": "bidirectional",
        "description": "General-purpose I/O PB1 (also ADC123_IN9, EIRQ1 and WKUP0_1); 5 V tolerant, and when used as an analog input the voltage must not exceed AVCC/VREFH."
      },
      {
        "number": "20",
        "name": "PB2",
        "type": "bidirectional",
        "description": "General-purpose I/O PB2 (also ADC3_IN10, CMP2_INM2, EIRQ2 and WKUP0_2); 5 V tolerant, and when used as an analog input the voltage must not exceed AVCC/VREFH."
      },
      {
        "number": "21",
        "name": "PB10",
        "type": "bidirectional",
        "description": "General-purpose I/O PB10 (also ADC3_IN11 and EIRQ10); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "22",
        "name": "PB11",
        "type": "bidirectional",
        "description": "General-purpose I/O PB11 (also CMP3_INP1 and EIRQ11); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "23",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference, 0 V."
      },
      {
        "number": "24",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply, 1.8 V to 3.63 V; decouple close to the VSS pin with ceramic capacitors as shown in the power scheme."
      },
      {
        "number": "25",
        "name": "PB12",
        "type": "bidirectional",
        "description": "General-purpose I/O PB12 (also ADC3_IN0 and EIRQ12); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "26",
        "name": "PB13",
        "type": "bidirectional",
        "description": "General-purpose I/O PB13 (also ADC3_IN1 and EIRQ13); 5 V tolerant, and when used as an analog input the voltage must not exceed AVCC/VREFH."
      },
      {
        "number": "27",
        "name": "PB14",
        "type": "bidirectional",
        "description": "General-purpose I/O PB14 (also ADC3_IN2 and EIRQ14); 5 V tolerant, and when used as an analog input the voltage must not exceed AVCC/VREFH."
      },
      {
        "number": "28",
        "name": "PB15",
        "type": "bidirectional",
        "description": "General-purpose I/O PB15 (also ADC3_IN3, CMP3_INM2, RTC_CLK2 and EIRQ15); 5 V tolerant, and when used as an analog input the voltage must not exceed AVCC/VREFH."
      },
      {
        "number": "29",
        "name": "PA8",
        "type": "bidirectional",
        "description": "General-purpose I/O PA8 (also EXVREF, EIRQ8, WKUP2_0 and TRACED0); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "30",
        "name": "PA9",
        "type": "bidirectional",
        "description": "General-purpose I/O PA9 (also EIRQ9 and TRACECLK); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "31",
        "name": "PA10",
        "type": "bidirectional",
        "description": "General-purpose I/O PA10 (also EIRQ10, WKUP2_2 and TRACED1); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "32",
        "name": "PA11",
        "type": "bidirectional",
        "description": "General-purpose I/O PA11 (also EIRQ11, WKUP2_3 and TRACED2); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "33",
        "name": "PA12",
        "type": "bidirectional",
        "description": "General-purpose I/O PA12 (also EIRQ12, WKUP3_0, TRACED3 and SPI_NSS1); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "34",
        "name": "PA13",
        "type": "bidirectional",
        "description": "General-purpose I/O PA13 (also EIRQ13 and JTMS_SWDIO debug function); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "35",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference, 0 V."
      },
      {
        "number": "36",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply, 1.8 V to 3.63 V; decouple close to the VSS pin with ceramic capacitors as shown in the power scheme."
      },
      {
        "number": "37",
        "name": "PA14",
        "type": "bidirectional",
        "description": "General-purpose I/O PA14 (also EIRQ14, WKUP3_2 and JTCK_SWCLK debug function); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "38",
        "name": "PA15",
        "type": "bidirectional",
        "description": "General-purpose I/O PA15 (also EIRQ15, WKUP3_3 and JTDI debug function); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "39",
        "name": "PB3",
        "type": "bidirectional",
        "description": "General-purpose I/O PB3 (also EIRQ3, WKUP0_3 and JTDO_TRACESWO debug function); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "40",
        "name": "PB4",
        "type": "bidirectional",
        "description": "General-purpose I/O PB4 (also EIRQ4, WKUP1_0 and NJTRST debug function); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "41",
        "name": "PB5",
        "type": "bidirectional",
        "description": "General-purpose I/O PB5 (also EIRQ5 and WKUP1_1); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "42",
        "name": "PB6",
        "type": "bidirectional",
        "description": "General-purpose I/O PB6 (also EIRQ6 and WKUP1_2; I2C-capable pin); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "43",
        "name": "PB7",
        "type": "bidirectional",
        "description": "General-purpose I/O PB7 (also EIRQ7 and WKUP1_3; I2C-capable pin); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "44",
        "name": "PF3/MD",
        "type": "input",
        "description": "Mode input MD: must be held low when NRST is released, and a 4.7 kΩ pull-down to VSS is recommended; also usable as GPIO PF3."
      },
      {
        "number": "45",
        "name": "PB8",
        "type": "bidirectional",
        "description": "General-purpose I/O PB8 (also EIRQ8 and PVD2EXINP external PVD2 comparison input); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "46",
        "name": "PB9",
        "type": "bidirectional",
        "description": "General-purpose I/O PB9 (also EIRQ9 and WKUP2_1); 5 V tolerant, input must not exceed 5 V, and internal pull-up/pull-down must be disabled when the input is above VCC."
      },
      {
        "number": "47",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference, 0 V."
      },
      {
        "number": "48",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply, 1.8 V to 3.63 V; decouple close to the VSS pin with ceramic capacitors as shown in the power scheme."
      }
    ],
    "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 numbers and names were taken from the LQFP48 column of Table 2-1 (pp.33-34), cross-checked again; Pin types are the KiCad class of the primary function. Multi-function pins are typed by that primary; The 5 V tolerance column in Table 2-4 and Table 1-1 applies to all GPIO ports. The per-pin descripti"
        ],
        "pages_sent": 63,
        "cost_usd": 0.2765,
        "at": "2026-10-18T10:20:37"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603406208674525184",
        "pages": 102,
        "sha256": "bf3aa4841b430601",
        "source_tier": "lcsc"
      },
      "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"
    },
    "models_3d": [
      {
        "file": "hc32f334jati-lq48.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": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hc32f334jati-lq48-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": "6780aa08eee22de2a4e8a860e77cfc1a10777e7111a40c143cc6131c25f1225e",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}