HC32F448KCTI-LQFP64

{
  "schema_version": 1,
  "type": "component",
  "slug": "hc32f448kcti-lqfp64",
  "title": "HC32F448KCTI-LQFP64",
  "brief": "XHSC Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "embedded processors & controllers",
    "hc32f448kcti-lqfp64",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "HC32F448KCTI-LQFP64",
    "manufacturer": "XHSC",
    "package": "LQFP-64(10x10)",
    "pin_count": 64,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8756697152872046592",
    "parts": {
      "symbol": "hc32f448kcti-lqfp64.kicad_sym",
      "footprint": "hc32f448kcti-lqfp64.kicad_mod",
      "model_3d": "hc32f448kcti-lqfp64-hero.glb",
      "model_3d_plain": "hc32f448kcti-lqfp64-etched.glb",
      "model_3d_step": "hc32f448kcti-lqfp64-etched.step",
      "model_3d_step_plain": "hc32f448kcti-lqfp64.step",
      "lbr": "hc32f448kcti-lqfp64.lbr"
    },
    "distributor_links": {
      "lcsc": "C5907213"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T04:42:22Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PH2/FG2",
        "type": "bidirectional",
        "description": "GPIO, 5V-tolerant (input must not exceed 5 V); alternate functions include EIRQ2, TRACED2 and FCMREF (frequency-monitor reference clock input)."
      },
      {
        "number": "2",
        "name": "PC13/FG2",
        "type": "bidirectional",
        "description": "GPIO, 5V-tolerant (input must not exceed 5 V); alternate functions include EIRQ13, RTC_OUT and VCOUT4."
      },
      {
        "number": "3",
        "name": "PC14/XTAL32_IN",
        "type": "input",
        "description": "External 32.768 kHz (sub-clock) oscillator input; the pin is also usable as a 5V-tolerant GPIO (PC14)."
      },
      {
        "number": "4",
        "name": "PC15/XTAL32_OUT",
        "type": "output",
        "description": "External 32.768 kHz (sub-clock) oscillator output; the pin is also usable as a 5V-tolerant GPIO (PC15)."
      },
      {
        "number": "5",
        "name": "PH0/XTAL_IN",
        "type": "input",
        "description": "External main clock oscillator input for a 4-25 MHz crystal or resonator; the pin is also usable as a 5V-tolerant GPIO (PH0)."
      },
      {
        "number": "6",
        "name": "PH1/XTAL_EXT/XTAL_OUT",
        "type": "bidirectional",
        "description": "External main clock input (1-25 MHz external clock source) or main oscillator output (XTAL_OUT); the pin is also usable as a 5V-tolerant GPIO (PH1)."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "input",
        "description": "Reset input, active low; when not used, connect a resistor to VCC as a pull-up."
      },
      {
        "number": "8",
        "name": "PC0/ADC12_IN10/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); analog input must not exceed VREFH/AVCC; ADC12_IN10 and comparator inputs CMP3_INP3/CMP4_INP3."
      },
      {
        "number": "9",
        "name": "PC1/ADC12_IN11/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); analog input must not exceed VREFH/AVCC; ADC12_IN11 analog input."
      },
      {
        "number": "10",
        "name": "PC2/ADC1_IN12/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); analog input must not exceed VREFH/AVCC; ADC1_IN12 analog input."
      },
      {
        "number": "11",
        "name": "PC3/ADC1_IN13/FG1",
        "type": "bidirectional",
        "description": "GPIO not 5V-tolerant (input must not exceed VCC); analog input must not exceed VREFH/AVCC; ADC1_IN13 and comparator input CMP1_INM2."
      },
      {
        "number": "12",
        "name": "AVSS/VREFL",
        "type": "power_in",
        "description": "Analog ground and low-side ADC reference; tie to VSS when no separate analog supply is used and do not leave floating."
      },
      {
        "number": "13",
        "name": "AVCC/VREFH",
        "type": "power_in",
        "description": "Analog supply at the same voltage as VCC (1.8-3.6 V) and high-side ADC reference; tie to VCC when no separate analog supply is used and do not leave floating."
      },
      {
        "number": "14",
        "name": "PA0/ADC1_IN0/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); analog input must not exceed VREFH/AVCC; ADC1_IN0 and CMP1_INP1 analog inputs."
      },
      {
        "number": "15",
        "name": "PA1/ADC1_IN1/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); analog input must not exceed VREFH/AVCC; ADC1_IN1 and CMP1_INP2 analog inputs."
      },
      {
        "number": "16",
        "name": "PA2/ADC1_IN2/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); analog input must not exceed VREFH/AVCC; ADC1_IN2 and CMP1_INP3 analog inputs."
      },
      {
        "number": "17",
        "name": "PA3/ADC1_IN3/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); analog input must not exceed VREFH/AVCC; ADC1_IN3, CMP1_INP4 and CMP2_INP4 analog inputs."
      },
      {
        "number": "18",
        "name": "VSS",
        "type": "power_in",
        "description": "Power ground, 0 V; decouple VCC to this pin with capacitors placed close to the pins."
      },
      {
        "number": "19",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply, 1.8 V to 3.6 V; place decoupling capacitors close to the VSS pin."
      },
      {
        "number": "20",
        "name": "PA4/ADC12_IN4/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); analog input must not exceed VREFH/AVCC; ADC12_IN4, CMP2_INP1, CMP3_INP4 and DAC_OUT1 analog signals."
      },
      {
        "number": "21",
        "name": "PA5/ADC12_IN5/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); analog input must not exceed VREFH/AVCC; ADC12_IN5, CMP2_INP2 and DAC_OUT2 analog signals."
      },
      {
        "number": "22",
        "name": "PA6/ADC123_IN6/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); analog input must not exceed VREFH/AVCC; ADC123_IN6 and CMP2_INP3 analog inputs."
      },
      {
        "number": "23",
        "name": "PA7/ADC123_IN7/FG1",
        "type": "bidirectional",
        "description": "GPIO not 5V-tolerant (input must not exceed VCC); analog input must not exceed VREFH/AVCC; ADC123_IN7 and CMP1234_INM1 analog inputs."
      },
      {
        "number": "24",
        "name": "PC4/ADC1_IN14/FG1",
        "type": "bidirectional",
        "description": "GPIO not 5V-tolerant (input must not exceed VCC); analog input must not exceed VREFH/AVCC; ADC1_IN14 and CMP2_INM2 analog inputs."
      },
      {
        "number": "25",
        "name": "PC5/ADC1_IN15/FG1",
        "type": "bidirectional",
        "description": "GPIO not 5V-tolerant (input must not exceed VCC); analog input must not exceed VREFH/AVCC; ADC1_IN15 and CMP3_INM2 analog inputs."
      },
      {
        "number": "26",
        "name": "PB0/ADC123_IN8/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); analog input must not exceed VREFH/AVCC; ADC123_IN8 and CMP3_INP1 analog inputs."
      },
      {
        "number": "27",
        "name": "PB1/ADC123_IN9/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); analog input must not exceed VREFH/AVCC; ADC123_IN9 and CMP4_INP2 analog inputs."
      },
      {
        "number": "28",
        "name": "PB2/PVD2EXINP/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); also the PVD2 external comparison voltage input PVD2EXINP."
      },
      {
        "number": "29",
        "name": "PB10/ADC3_IN11/FG2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); analog input must not exceed VREFH/AVCC; ADC3_IN11 analog input."
      },
      {
        "number": "30",
        "name": "VCAP_1",
        "type": "passive",
        "description": "Core voltage pin; connect a capacitor close to VSS to stabilize the core voltage as specified in the electrical characteristics."
      },
      {
        "number": "31",
        "name": "VSS",
        "type": "power_in",
        "description": "Power ground, 0 V."
      },
      {
        "number": "32",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply, 1.8 V to 3.6 V; place decoupling capacitors close to the VSS pin."
      },
      {
        "number": "33",
        "name": "PB12/FG2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ12, VCOUT1 and QSPI_IO1."
      },
      {
        "number": "34",
        "name": "PB13/FG2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ13, VCOUT2 and QSPI_IO0."
      },
      {
        "number": "35",
        "name": "PB14/FG2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ14, VCOUT3 and QSPI_SCK."
      },
      {
        "number": "36",
        "name": "PB15/FG2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ15, RTC_OUT and USART3_CK."
      },
      {
        "number": "37",
        "name": "PC6/FG2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ6, CTCREF and QSPI_SCK."
      },
      {
        "number": "38",
        "name": "PC7/FG2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ7, TMR4_2_CLK and QSPI_NSS."
      },
      {
        "number": "39",
        "name": "PC8/FG2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ8, USART3_CK and EXMC_DATA14."
      },
      {
        "number": "40",
        "name": "PC9/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ9, MCO_2 and EXMC_DATA15."
      },
      {
        "number": "41",
        "name": "PA8/FG1",
        "type": "bidirectional",
        "description": "GPIO not 5V-tolerant (input must not exceed VCC); also comparator input CMP4_INM2 and MCO_1 clock output."
      },
      {
        "number": "42",
        "name": "PA9/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); also comparator input CMP4_INP1 and CTCREF."
      },
      {
        "number": "43",
        "name": "PA10/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); also comparator input CMP4_INP4 and USART6_CK."
      },
      {
        "number": "44",
        "name": "PA11/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ11, EMB_IN1 and USART5_CK."
      },
      {
        "number": "45",
        "name": "PA12/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ12, USART6_CK and EXMC_DATA6."
      },
      {
        "number": "46",
        "name": "PA13/JTMS_SWDIO/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); serves as JTAG TMS / SWD data I/O (JTMS_SWDIO) in debug mode."
      },
      {
        "number": "47",
        "name": "VSS",
        "type": "power_in",
        "description": "Power ground, 0 V."
      },
      {
        "number": "48",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply, 1.8 V to 3.6 V; place decoupling capacitors close to the VSS pin."
      },
      {
        "number": "49",
        "name": "PA14/JTCK_SWCLK/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); serves as JTAG TCK / SWD clock (JTCK_SWCLK) in debug mode."
      },
      {
        "number": "50",
        "name": "PA15/JTDI/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); serves as JTAG data input (JTDI) in debug mode."
      },
      {
        "number": "51",
        "name": "PC10/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ10, TMR4_3_OUH and TMRA_5_PWM1."
      },
      {
        "number": "52",
        "name": "PC11/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ11, TMR4_3_OVH and TMRA_5_PWM2."
      },
      {
        "number": "53",
        "name": "PC12/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ12, TMR4_3_OWH and TMRA_5_PWM3."
      },
      {
        "number": "54",
        "name": "PD2/FG1",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ2, TMR4_1_OXH and TMRA_2_PWM4."
      },
      {
        "number": "55",
        "name": "PB3/JTDO_SWO/FG2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); serves as JTAG TDO / SWO trace output (JTDO_TRACESWO) in debug mode."
      },
      {
        "number": "56",
        "name": "PB4/JTRST/FG2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); serves as JTAG reset input (NJTRST) in debug mode."
      },
      {
        "number": "57",
        "name": "PB5/FG2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ5, WKUP1_1 and ADTRG3."
      },
      {
        "number": "58",
        "name": "PB6/FG2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ6, WKUP1_2 and ADTRG2."
      },
      {
        "number": "59",
        "name": "PB7/FG2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ7, WKUP1_3 and ADTRG1."
      },
      {
        "number": "60",
        "name": "PB11/MD",
        "type": "bidirectional",
        "description": "Mode input MD: must be held low when NRST is released, with a recommended 4.7 kΩ pull-down to VSS; the pin is also a 5V-tolerant GPIO (PB11)."
      },
      {
        "number": "61",
        "name": "PB8/FG2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ8, USART5_CK and EXMC_WE."
      },
      {
        "number": "62",
        "name": "PB9/FG2",
        "type": "bidirectional",
        "description": "5V-tolerant GPIO (input must not exceed 5 V); alternate functions include EIRQ9, EMB_IN4 and EXMC_OE."
      },
      {
        "number": "63",
        "name": "VSS",
        "type": "power_in",
        "description": "Power ground, 0 V."
      },
      {
        "number": "64",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply, 1.8 V to 3.6 V; place decoupling capacitors close to the VSS pin."
      }
    ],
    "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: Pinout taken from the LQFP64 column of the pin function table (pages 27-30) and cross-checked agains; Port pins are typed as bidirectional GPIO; alternate-function direction (e.g., JTDO/SWO output, JTDI; Datasheet lists VCAP_1 as an IO pin (table 3-5) but it is a core-voltage decoupling pin; typed as pa"
        ],
        "pages_sent": 72,
        "cost_usd": 0.326,
        "at": "2026-10-19T04:40:02"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8756697152872046592",
        "pages": 94,
        "sha256": "69113ad72760a1d2",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "hc32f448kcti-lqfp64.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12,
          12,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b0c827bc5c05552175d28affe44a5bd2ab45c9c36efff6ff07a74cc449b13db4",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hc32f448kcti-lqfp64-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12,
          12,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "e0ccf52a5e9e79290733de0639ec2c77efec37a015ae00ff3227899e34c0ab73",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "XHSC",
      "Package": "LQFP-64(10x10)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "64"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "69113ad72760a1d27144597853bc38789ba869c60fefdc5d97dea154c7525d2d",
      "rows": [
        {
          "name": "Supply voltage VCC-VSS (incl. AVCC, VCC)",
          "symbol": "VCC-VSS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 4,
          "conditions": "",
          "source_page": 40,
          "source": "datasheet"
        },
        {
          "name": "Total current into all VCCx supply lines (source)",
          "symbol": "ΣIVCC",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 240,
          "conditions": "",
          "source_page": 40,
          "source": "datasheet"
        },
        {
          "name": "Maximum current into each VCCx supply line (source)",
          "symbol": "IVCC",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 40,
          "source": "datasheet"
        },
        {
          "name": "Total current out of all VSSx ground lines (sink)",
          "symbol": "ΣIVSS",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": -240,
          "conditions": "",
          "source_page": 40,
          "source": "datasheet"
        },
        {
          "name": "Maximum current out of each VSSx ground line (sink)",
          "symbol": "IVSS",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": -100,
          "conditions": "",
          "source_page": 40,
          "source": "datasheet"
        },
        {
          "name": "Output sink current on any I/O and control pin",
          "symbol": "IIO",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 40,
          "source": "datasheet"
        },
        {
          "name": "Output source current on any I/O and control pin",
          "symbol": "IIO",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": -20,
          "conditions": "",
          "source_page": 40,
          "source": "datasheet"
        },
        {
          "name": "Total output sink current, all I/O and control pins",
          "symbol": "ΣIIO",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 120,
          "conditions": "Applies to 64-pin and larger packages (48-pin: 80 mA; 32-pin: 40 mA)",
          "source_page": 40,
          "source": "datasheet"
        },
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