HC32F4A0RGTB-LQFP144

{
  "schema_version": 1,
  "type": "component",
  "slug": "hc32f4a0rgtb-lqfp144",
  "title": "HC32F4A0RGTB-LQFP144",
  "brief": "XHSC Microcontroller Units (MCUs/MPUs/SOCs), LQFP-144(20x20). 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",
    "single chip microcomputer-microcontroller",
    "hc32f4a0rgtb-lqfp144",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "HC32F4A0RGTB-LQFP144",
    "manufacturer": "XHSC",
    "package": "LQFP-144(20x20)",
    "pin_count": 144,
    "category": "Single Chip Microcomputer/Microcontroller",
    "subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/5b18a88044d82cb3660d1434a04d37d8.pdf",
    "parts": {
      "symbol": "hc32f4a0rgtb-lqfp144.kicad_sym",
      "footprint": "hc32f4a0rgtb-lqfp144.kicad_mod",
      "model_3d": "hc32f4a0rgtb-lqfp144-hero.glb",
      "model_3d_plain": "hc32f4a0rgtb-lqfp144-etched.glb",
      "model_3d_step": "hc32f4a0rgtb-lqfp144-etched.step",
      "model_3d_step_plain": "hc32f4a0rgtb-lqfp144.step",
      "lbr": "hc32f4a0rgtb-lqfp144.lbr"
    },
    "distributor_links": {
      "lcsc": "C3036725"
    },
    "distributor_check": {
      "checked_at": "2026-10-26T18:48:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PE2",
        "type": "bidirectional",
        "description": "GPIO PE2 with EIRQ2, TRACECLK, FCMREF and FG2 serial function group; 5V tolerant."
      },
      {
        "number": "2",
        "name": "PE3",
        "type": "bidirectional",
        "description": "GPIO PE3 with EIRQ3, TRACED0 and FG2 serial function group; 5V tolerant."
      },
      {
        "number": "3",
        "name": "PE4",
        "type": "bidirectional",
        "description": "GPIO PE4 with EIRQ4, TRACED1 and FG2 serial function group; 5V tolerant."
      },
      {
        "number": "4",
        "name": "PE5",
        "type": "bidirectional",
        "description": "GPIO PE5 with EIRQ5, TRACED2, CTCREF and FG2 serial function group; 5V tolerant."
      },
      {
        "number": "5",
        "name": "PE6",
        "type": "bidirectional",
        "description": "GPIO PE6 with EIRQ6, TRACED3 and FG2 serial function group; 5V tolerant."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup battery supply (1.65 to 3.6 V); short to VCC with a 100 nF decoupling capacitor when unused."
      },
      {
        "number": "7",
        "name": "PC13",
        "type": "bidirectional",
        "description": "GPIO PC13 with RTCIC0 timestamp input, EIRQ13/WKUP3_1 and RTC_OUT; sink/source current of PC13, PC14, PC15 and PI8 together limited to 20 mA."
      },
      {
        "number": "8",
        "name": "PC14",
        "type": "bidirectional",
        "description": "GPIO PC14 / XTAL32_OUT external 32 kHz oscillator output with EIRQ14."
      },
      {
        "number": "9",
        "name": "PC15",
        "type": "bidirectional",
        "description": "GPIO PC15 / XTAL32_IN external 32 kHz oscillator input with EIRQ15."
      },
      {
        "number": "10",
        "name": "PF0",
        "type": "bidirectional",
        "description": "GPIO PF0 with EIRQ0, MCO_1 clock output and FG3 serial function group."
      },
      {
        "number": "11",
        "name": "PF1",
        "type": "bidirectional",
        "description": "GPIO PF1 with EIRQ1 and FG3 serial function group."
      },
      {
        "number": "12",
        "name": "PF2",
        "type": "bidirectional",
        "description": "GPIO PF2 with EIRQ2 and FG3 serial function group."
      },
      {
        "number": "13",
        "name": "PF3",
        "type": "bidirectional",
        "description": "GPIO PF3 with ADC3_IN9 analog input, EIRQ3 and FG3 serial function group."
      },
      {
        "number": "14",
        "name": "PF4",
        "type": "bidirectional",
        "description": "GPIO PF4 with ADC3_IN14 analog input, EIRQ4 and FG3 serial function group."
      },
      {
        "number": "15",
        "name": "PF5",
        "type": "bidirectional",
        "description": "GPIO PF5 with ADC3_IN15 analog input, EIRQ5 and FG3 serial function group."
      },
      {
        "number": "16",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground (0 V)."
      },
      {
        "number": "17",
        "name": "VCC",
        "type": "power_in",
        "description": "Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin."
      },
      {
        "number": "18",
        "name": "PF6",
        "type": "bidirectional",
        "description": "GPIO PF6 with ADC3_IN4 analog input, EIRQ6 and FG3 serial function group."
      },
      {
        "number": "19",
        "name": "PF7",
        "type": "bidirectional",
        "description": "GPIO PF7 with ADC3_IN5 analog input, EIRQ7 and FG3 serial function group."
      },
      {
        "number": "20",
        "name": "PF8",
        "type": "bidirectional",
        "description": "GPIO PF8 with ADC3_IN6 analog input, EIRQ8 and FG3 serial function group."
      },
      {
        "number": "21",
        "name": "PF9",
        "type": "bidirectional",
        "description": "GPIO PF9 with ADC3_IN7 analog input, EIRQ9 and FG3 serial function group."
      },
      {
        "number": "22",
        "name": "PF10",
        "type": "bidirectional",
        "description": "GPIO PF10 with ADC3_IN8 analog input, EIRQ10 and FG3 serial function group."
      },
      {
        "number": "23",
        "name": "PH0",
        "type": "bidirectional",
        "description": "GPIO PH0 / XTAL_IN external main (4-25 MHz) oscillator input with EIRQ0."
      },
      {
        "number": "24",
        "name": "PH1",
        "type": "bidirectional",
        "description": "GPIO PH1 / XTAL_OUT external main oscillator output with EIRQ1."
      },
      {
        "number": "25",
        "name": "NRST",
        "type": "input",
        "description": "Active-low reset pin; connect a pull-up resistor to VCC when unused."
      },
      {
        "number": "26",
        "name": "PC0",
        "type": "bidirectional",
        "description": "GPIO PC0 with ADC123_IN10, CMP3_INP4, EIRQ0 and FG3 serial function group."
      },
      {
        "number": "27",
        "name": "PC1",
        "type": "bidirectional",
        "description": "GPIO PC1 with ADC123_IN11, EIRQ1 and FG3 serial function group."
      },
      {
        "number": "28",
        "name": "PC2",
        "type": "bidirectional",
        "description": "GPIO PC2 with ADC123_IN12, EIRQ2 and FG3 serial function group."
      },
      {
        "number": "29",
        "name": "PC3",
        "type": "bidirectional",
        "description": "GPIO PC3 with ADC123_IN13, CMP1_INM4, EIRQ3 and FG3 serial function group."
      },
      {
        "number": "30",
        "name": "VCC",
        "type": "power_in",
        "description": "Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin."
      },
      {
        "number": "31",
        "name": "AVSS_VREFL",
        "type": "power_in",
        "description": "Analog ground and VREFL reference ground shared pin; same voltage as VSS."
      },
      {
        "number": "32",
        "name": "VREFH",
        "type": "power_in",
        "description": "Analog reference voltage, must not exceed AVCC; short to AVCC when ADC is unused."
      },
      {
        "number": "33",
        "name": "AVCC",
        "type": "power_in",
        "description": "Analog supply, same voltage as VCC (1.8 to 3.6 V); short to VCC if analog unused."
      },
      {
        "number": "34",
        "name": "PA0",
        "type": "bidirectional",
        "description": "GPIO PA0 with ADC123_IN0, PGA_1 input, EIRQ0/WKUP0_0; not 5V tolerant."
      },
      {
        "number": "35",
        "name": "PA1",
        "type": "bidirectional",
        "description": "GPIO PA1 with ADC123_IN1, PGA_2 input, EIRQ1; not 5V tolerant."
      },
      {
        "number": "36",
        "name": "PA2",
        "type": "bidirectional",
        "description": "GPIO PA2 with ADC123_IN2, PGA_3 input, EIRQ2; not 5V tolerant."
      },
      {
        "number": "37",
        "name": "PA3",
        "type": "bidirectional",
        "description": "GPIO PA3 with ADC123_IN3, PGA123_VSS ground input, CMP1_INP4 and EIRQ3."
      },
      {
        "number": "38",
        "name": "AVSS",
        "type": "power_in",
        "description": "Analog ground, same voltage as VSS."
      },
      {
        "number": "39",
        "name": "AVCC",
        "type": "power_in",
        "description": "Analog supply, same voltage as VCC (1.8 to 3.6 V)."
      },
      {
        "number": "40",
        "name": "PA4",
        "type": "bidirectional",
        "description": "GPIO PA4 with ADC12_IN4, DAC1_OUT1, CMP2_INP3 and EIRQ4."
      },
      {
        "number": "41",
        "name": "PA5",
        "type": "bidirectional",
        "description": "GPIO PA5 with ADC12_IN5, DAC1_OUT2, CMP2_INP4 and EIRQ5."
      },
      {
        "number": "42",
        "name": "PA6",
        "type": "bidirectional",
        "description": "GPIO PA6 with ADC12_IN6, PGA_4 input, CMP1_INP2 and EIRQ6; not 5V tolerant."
      },
      {
        "number": "43",
        "name": "PA7",
        "type": "bidirectional",
        "description": "GPIO PA7 with ADC12_IN7, PGA4_VSS ground input, CMP123_INM3 and EIRQ7."
      },
      {
        "number": "44",
        "name": "PC4",
        "type": "bidirectional",
        "description": "GPIO PC4 with ADC12_IN14, DAC2_OUT1, CMP2_INM4 and EIRQ4."
      },
      {
        "number": "45",
        "name": "PC5",
        "type": "bidirectional",
        "description": "GPIO PC5 with ADC12_IN15, DAC2_OUT2, CMP3_INM4 and EIRQ5."
      },
      {
        "number": "46",
        "name": "PB0",
        "type": "bidirectional",
        "description": "GPIO PB0 with ADC12_IN8, CMP3_INP2 and EIRQ0."
      },
      {
        "number": "47",
        "name": "PB1",
        "type": "bidirectional",
        "description": "GPIO PB1 with ADC12_IN9, CMP3_INP3 and EIRQ1/WKUP0_1."
      },
      {
        "number": "48",
        "name": "PB2",
        "type": "bidirectional",
        "description": "GPIO PB2 with PVD2EXINP external PVD2 comparison input, EIRQ2/WKUP0_2 and VCOUT."
      },
      {
        "number": "49",
        "name": "PF11",
        "type": "bidirectional",
        "description": "GPIO PF11 with EIRQ11 and FG1 serial function group."
      },
      {
        "number": "50",
        "name": "PF12",
        "type": "bidirectional",
        "description": "GPIO PF12 with EIRQ12 and FG1 serial function group."
      },
      {
        "number": "51",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground (0 V)."
      },
      {
        "number": "52",
        "name": "VCC",
        "type": "power_in",
        "description": "Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin."
      },
      {
        "number": "53",
        "name": "PF13",
        "type": "bidirectional",
        "description": "GPIO PF13 with EIRQ13 and FG2 serial function group."
      },
      {
        "number": "54",
        "name": "PF14",
        "type": "bidirectional",
        "description": "GPIO PF14 with EIRQ14 and FG2 serial function group."
      },
      {
        "number": "55",
        "name": "PF15",
        "type": "bidirectional",
        "description": "GPIO PF15 with EIRQ15 and FG2 serial function group."
      },
      {
        "number": "56",
        "name": "PG0",
        "type": "bidirectional",
        "description": "GPIO PG0 with EIRQ0 and FG2 serial function group."
      },
      {
        "number": "57",
        "name": "PG1",
        "type": "bidirectional",
        "description": "GPIO PG1 with EIRQ1 and FG2 serial function group."
      },
      {
        "number": "58",
        "name": "PE7",
        "type": "bidirectional",
        "description": "GPIO PE7 with EIRQ7, ADTRG1 external ADC1 trigger and FG2 serial function group."
      },
      {
        "number": "59",
        "name": "PE8",
        "type": "bidirectional",
        "description": "GPIO PE8 with EIRQ8, CTCREF and FG2 serial function group."
      },
      {
        "number": "60",
        "name": "PE9",
        "type": "bidirectional",
        "description": "GPIO PE9 with EIRQ9, ADTRG3 external ADC3 trigger and FG2 serial function group."
      },
      {
        "number": "61",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground (0 V)."
      },
      {
        "number": "62",
        "name": "VCC",
        "type": "power_in",
        "description": "Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin."
      },
      {
        "number": "63",
        "name": "PE10",
        "type": "bidirectional",
        "description": "GPIO PE10 with CMP1_INP3, EIRQ10 and FG3 serial function group."
      },
      {
        "number": "64",
        "name": "PE11",
        "type": "bidirectional",
        "description": "GPIO PE11 with EIRQ11 and FG3 serial function group."
      },
      {
        "number": "65",
        "name": "PE12",
        "type": "bidirectional",
        "description": "GPIO PE12 with CMP4_INM3, EIRQ12 and FG3 serial function group."
      },
      {
        "number": "66",
        "name": "PE13",
        "type": "bidirectional",
        "description": "GPIO PE13 with CMP4_INM4, EIRQ13 and FG3 serial function group."
      },
      {
        "number": "67",
        "name": "PE14",
        "type": "bidirectional",
        "description": "GPIO PE14 with CMP4_INP3, EIRQ14 and FG3 serial function group."
      },
      {
        "number": "68",
        "name": "PE15",
        "type": "bidirectional",
        "description": "GPIO PE15 with CMP4_INP4, EIRQ15 and FG3 serial function group."
      },
      {
        "number": "69",
        "name": "PB10",
        "type": "bidirectional",
        "description": "GPIO PB10 with EIRQ10, ADTRG2 external ADC2 trigger and FG3 serial function group."
      },
      {
        "number": "70",
        "name": "PB11",
        "type": "bidirectional",
        "description": "GPIO PB11 with EIRQ11 and FG3 serial function group."
      },
      {
        "number": "71",
        "name": "VCAP_1",
        "type": "passive",
        "description": "Core voltage regulator capacitor pin; connect 0.047 uF or 0.1 uF (ESR < 0.3 ohm) to VSS."
      },
      {
        "number": "72",
        "name": "VCC",
        "type": "power_in",
        "description": "Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin."
      },
      {
        "number": "73",
        "name": "PB12",
        "type": "bidirectional",
        "description": "GPIO PB12 with EIRQ12, VCOUT1 and FG1 serial function group."
      },
      {
        "number": "74",
        "name": "PB13",
        "type": "bidirectional",
        "description": "GPIO PB13 with EIRQ13, VCOUT2 and FG1 serial function group."
      },
      {
        "number": "75",
        "name": "PB14",
        "type": "bidirectional",
        "description": "GPIO PB14 / USBHS_DM on-chip USB PHY D- signal with EIRQ14; not 5V tolerant."
      },
      {
        "number": "76",
        "name": "PB15",
        "type": "bidirectional",
        "description": "GPIO PB15 / USBHS_DP on-chip USB PHY D+ signal with EIRQ15; not 5V tolerant."
      },
      {
        "number": "77",
        "name": "PD8",
        "type": "bidirectional",
        "description": "GPIO PD8 with EIRQ8, VCOUT4 and FG1 serial function group."
      },
      {
        "number": "78",
        "name": "PD9",
        "type": "bidirectional",
        "description": "GPIO PD9 with EIRQ9, VCOUT3 and FG1 serial function group."
      },
      {
        "number": "79",
        "name": "PD10",
        "type": "bidirectional",
        "description": "GPIO PD10 with EIRQ10 and FG1 serial function group."
      },
      {
        "number": "80",
        "name": "PD11",
        "type": "bidirectional",
        "description": "GPIO PD11 with EIRQ11 and FG1 serial function group."
      },
      {
        "number": "81",
        "name": "PD12",
        "type": "bidirectional",
        "description": "GPIO PD12 with EIRQ12 and FG3 serial function group."
      },
      {
        "number": "82",
        "name": "PD13",
        "type": "bidirectional",
        "description": "GPIO PD13 with EIRQ13 and FG3 serial function group."
      },
      {
        "number": "83",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground (0 V)."
      },
      {
        "number": "84",
        "name": "VCC",
        "type": "power_in",
        "description": "Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin."
      },
      {
        "number": "85",
        "name": "PD14",
        "type": "bidirectional",
        "description": "GPIO PD14 with EIRQ14, ADTRG1 and FG3 serial function group."
      },
      {
        "number": "86",
        "name": "PD15",
        "type": "bidirectional",
        "description": "GPIO PD15 with EIRQ15, ADTRG2 and FG3 serial function group."
      },
      {
        "number": "87",
        "name": "PG2",
        "type": "bidirectional",
        "description": "GPIO PG2 with EIRQ2, ADTRG3 and FG3 serial function group."
      },
      {
        "number": "88",
        "name": "PG3",
        "type": "bidirectional",
        "description": "GPIO PG3 with EIRQ3 and FG3 serial function group."
      },
      {
        "number": "89",
        "name": "PG4",
        "type": "bidirectional",
        "description": "GPIO PG4 with EIRQ4 and FG3 serial function group."
      },
      {
        "number": "90",
        "name": "PG5",
        "type": "bidirectional",
        "description": "GPIO PG5 with EIRQ5 and FG3 serial function group."
      },
      {
        "number": "91",
        "name": "PG6",
        "type": "bidirectional",
        "description": "GPIO PG6 with EIRQ6 and FG3 serial function group."
      },
      {
        "number": "92",
        "name": "PG7",
        "type": "bidirectional",
        "description": "GPIO PG7 with EIRQ7 and FG3 serial function group."
      },
      {
        "number": "93",
        "name": "PG8",
        "type": "bidirectional",
        "description": "GPIO PG8 with EIRQ8 and FG3 serial function group."
      },
      {
        "number": "94",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground (0 V)."
      },
      {
        "number": "95",
        "name": "VCC",
        "type": "power_in",
        "description": "Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin."
      },
      {
        "number": "96",
        "name": "PC6",
        "type": "bidirectional",
        "description": "GPIO PC6 with EIRQ6, CTCREF and FG3 serial function group."
      },
      {
        "number": "97",
        "name": "PC7",
        "type": "bidirectional",
        "description": "GPIO PC7 with EIRQ7 and FG3 serial function group."
      },
      {
        "number": "98",
        "name": "PC8",
        "type": "bidirectional",
        "description": "GPIO PC8 with EIRQ8 and FG2 serial function group."
      },
      {
        "number": "99",
        "name": "PC9",
        "type": "bidirectional",
        "description": "GPIO PC9 with EIRQ9, MCO_2 clock output and FG2 serial function group."
      },
      {
        "number": "100",
        "name": "PA8",
        "type": "bidirectional",
        "description": "GPIO PA8 with EIRQ8/WKUP2_0, MCO_1 clock output and FG2 serial function group."
      },
      {
        "number": "101",
        "name": "PA9",
        "type": "bidirectional",
        "description": "GPIO PA9 with EIRQ9/WKUP2_1 and FG2 serial function group."
      },
      {
        "number": "102",
        "name": "PA10",
        "type": "bidirectional",
        "description": "GPIO PA10 with EIRQ10/WKUP2_2 and FG2 serial function group."
      },
      {
        "number": "103",
        "name": "PA11",
        "type": "bidirectional",
        "description": "GPIO PA11 / USBFS_DM on-chip USB PHY D- signal with EIRQ11/WKUP2_3; not 5V tolerant."
      },
      {
        "number": "104",
        "name": "PA12",
        "type": "bidirectional",
        "description": "GPIO PA12 / USBFS_DP on-chip USB PHY D+ signal with EIRQ12/WKUP3_0; not 5V tolerant."
      },
      {
        "number": "105",
        "name": "PA13",
        "type": "bidirectional",
        "description": "GPIO PA13 / JTMS_SWDIO debug interface data I/O with EIRQ13 and FG2 serial function group."
      },
      {
        "number": "106",
        "name": "VCAP_2",
        "type": "passive",
        "description": "Core voltage regulator capacitor pin; connect 0.047 uF or 0.1 uF (ESR < 0.3 ohm) to VSS."
      },
      {
        "number": "107",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground (0 V)."
      },
      {
        "number": "108",
        "name": "VCC",
        "type": "power_in",
        "description": "Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin."
      },
      {
        "number": "109",
        "name": "PA14",
        "type": "bidirectional",
        "description": "GPIO PA14 / JTCK_SWCLK debug clock input with EIRQ14/WKUP3_2."
      },
      {
        "number": "110",
        "name": "PA15",
        "type": "bidirectional",
        "description": "GPIO PA15 / JTDI debug data input with EIRQ15/WKUP3_3."
      },
      {
        "number": "111",
        "name": "PC10",
        "type": "bidirectional",
        "description": "GPIO PC10 with EIRQ10 and FG3 serial function group."
      },
      {
        "number": "112",
        "name": "PC11",
        "type": "bidirectional",
        "description": "GPIO PC11 with EIRQ11 and FG3 serial function group."
      },
      {
        "number": "113",
        "name": "PC12",
        "type": "bidirectional",
        "description": "GPIO PC12 with EIRQ12 and FG3 serial function group."
      },
      {
        "number": "114",
        "name": "PD0",
        "type": "bidirectional",
        "description": "GPIO PD0 with EIRQ0, VCOUT and FG3 serial function group."
      },
      {
        "number": "115",
        "name": "PD1",
        "type": "bidirectional",
        "description": "GPIO PD1 with EIRQ1 and FG3 serial function group."
      },
      {
        "number": "116",
        "name": "PD2",
        "type": "bidirectional",
        "description": "GPIO PD2 with EIRQ2, VCOUT4 and FG3 serial function group."
      },
      {
        "number": "117",
        "name": "PD3",
        "type": "bidirectional",
        "description": "GPIO PD3 with EIRQ3, VCOUT1 and FG3 serial function group."
      },
      {
        "number": "118",
        "name": "PD4",
        "type": "bidirectional",
        "description": "GPIO PD4 with EIRQ4, VCOUT2 and FG2 serial function group."
      },
      {
        "number": "119",
        "name": "PD5",
        "type": "bidirectional",
        "description": "GPIO PD5 with EIRQ5, VCOUT3 and FG2 serial function group."
      },
      {
        "number": "120",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground (0 V)."
      },
      {
        "number": "121",
        "name": "VCC",
        "type": "power_in",
        "description": "Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin."
      },
      {
        "number": "122",
        "name": "PD6",
        "type": "bidirectional",
        "description": "GPIO PD6 with EIRQ6, ADTRG1 and FG2 serial function group."
      },
      {
        "number": "123",
        "name": "PD7",
        "type": "bidirectional",
        "description": "GPIO PD7 with EIRQ7, ADTRG2 and FG2 serial function group."
      },
      {
        "number": "124",
        "name": "PG9",
        "type": "bidirectional",
        "description": "GPIO PG9 with EIRQ9, ADTRG3 and FG2 serial function group."
      },
      {
        "number": "125",
        "name": "PG10",
        "type": "bidirectional",
        "description": "GPIO PG10 with EIRQ10 and FG2 serial function group."
      },
      {
        "number": "126",
        "name": "PG11",
        "type": "bidirectional",
        "description": "GPIO PG11 with EIRQ11 and FG2 serial function group."
      },
      {
        "number": "127",
        "name": "PG12",
        "type": "bidirectional",
        "description": "GPIO PG12 with EIRQ12 and FG2 serial function group."
      },
      {
        "number": "128",
        "name": "PG13",
        "type": "bidirectional",
        "description": "GPIO PG13 with EIRQ13 and FG2 serial function group."
      },
      {
        "number": "129",
        "name": "PG14",
        "type": "bidirectional",
        "description": "GPIO PG14 with EIRQ14 and FG2 serial function group."
      },
      {
        "number": "130",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground (0 V)."
      },
      {
        "number": "131",
        "name": "VCC",
        "type": "power_in",
        "description": "Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin."
      },
      {
        "number": "132",
        "name": "PG15",
        "type": "bidirectional",
        "description": "GPIO PG15 with EIRQ15 and FG1 serial function group."
      },
      {
        "number": "133",
        "name": "PB3",
        "type": "bidirectional",
        "description": "GPIO PB3 / JTDO_SWO debug output with EIRQ3/WKUP0_3 and FCMREF."
      },
      {
        "number": "134",
        "name": "PB4",
        "type": "bidirectional",
        "description": "GPIO PB4 / NJTRST JTAG reset input with EIRQ4/WKUP1_0."
      },
      {
        "number": "135",
        "name": "PB5",
        "type": "bidirectional",
        "description": "GPIO PB5 with EIRQ5/WKUP1_1, ADTRG3 and FG1 serial function group."
      },
      {
        "number": "136",
        "name": "PB6",
        "type": "bidirectional",
        "description": "GPIO PB6 with EIRQ6/WKUP1_2, ADTRG2 and FG1 serial function group."
      },
      {
        "number": "137",
        "name": "PB7",
        "type": "bidirectional",
        "description": "GPIO PB7 with EIRQ7/WKUP1_3, ADTRG1 and FG1 serial function group."
      },
      {
        "number": "138",
        "name": "PI13/MD",
        "type": "input",
        "description": "Mode input; must be held low when NRST is released, a 4.7 kohm pull-down to VSS is recommended."
      },
      {
        "number": "139",
        "name": "PB8",
        "type": "bidirectional",
        "description": "GPIO PB8 with EIRQ8 and FG1 serial function group."
      },
      {
        "number": "140",
        "name": "PB9",
        "type": "bidirectional",
        "description": "GPIO PB9 with EIRQ9 and FG1 serial function group."
      },
      {
        "number": "141",
        "name": "PE0",
        "type": "bidirectional",
        "description": "GPIO PE0 with EIRQ0, MCO_1 clock output and FG1 serial function group."
      },
      {
        "number": "142",
        "name": "PE1",
        "type": "bidirectional",
        "description": "GPIO PE1 with EIRQ1, MCO_2 clock output and FG1 serial function group."
      },
      {
        "number": "143",
        "name": "PI12",
        "type": "bidirectional",
        "description": "GPIO PI12 with EIRQ12 and FG1 serial function group."
      },
      {
        "number": "144",
        "name": "VCC",
        "type": "power_in",
        "description": "Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet has no exposed pad for LQFP144, so none was listed. I took pin names from the page 39 ; Pin 138 is shown as 'PI13/MD', and the datasheet calls it a mode input. I set the type to input, but; The pin function table lists many alternate functions for each GPIO. The descriptions give only the "
        ],
        "pages_sent": 39,
        "cost_usd": 0.496,
        "at": "2026-10-26T18:47:10"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/5b18a88044d82cb3660d1434a04d37d8.pdf",
        "pages": 145,
        "sha256": "c971eaaaa12f48ef",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 144,
        "described": 144,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "hc32f4a0rgtb-lqfp144.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          22,
          22,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b4d698da8bb7697b754adb5655c932342462d9b9341cdaa081b3604dbdf7559b",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hc32f4a0rgtb-lqfp144-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          22,
          22,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "72897c3575f08e702cc5af2696013119fe4baffba5a787ab03433e398ec60f10",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "XHSC",
      "Package": "LQFP-144(20x20)",
      "Category": "Single Chip Microcomputer/Microcontroller",
      "Pins": "144"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "hc32f4a0rgtb-lqfp144"
  ],
  "discovery_pitch": "HC32F4A0RGTB-LQFP144 (XHSC) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "hc32f4a0rgtb-lqfp144.kicad_sym",
    "hc32f4a0rgtb-lqfp144.kicad_mod",
    "hc32f4a0rgtb-lqfp144.glb",
    "hc32f4a0rgtb-lqfp144.step",
    "hc32f4a0rgtb-lqfp144.lbr",
    "docs/hero.png",
    "docs/hc32f4a0rgtb-lqfp144-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "hc32f4a0rgtb-lqfp144-hero.glb",
    "hc32f4a0rgtb-lqfp144-hero.overlay.json",
    "hc32f4a0rgtb-lqfp144-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}