component
HC32F334JATI-LQ48
Public Made by Adomby adom
XHSC Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "hc32f334jati-lq48",
"title": "HC32F334JATI-LQ48",
"brief": "XHSC Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). 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",
"hc32f334jati-lq48",
"factory-2.0.0",
"extractor-text"
],
"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,
9,
1.5
],
"zmin_mm": 0,
"centre_offset_mm": 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,
9,
1.5
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "6780aa08eee22de2a4e8a860e77cfc1a10777e7111a40c143cc6131c25f1225e",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "XHSC",
"Package": "LQFP-48(7x7)",
"Category": "Embedded Processors & Controllers",
"Pins": "48"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "bf3aa4841b430601c6689df6fd8fe6b614b818f8812234c11db09b0e0d3fa85f",
"rows": [
{
"name": "Supply voltage",
"symbol": "VCC",
"kind": "recommended_operating",
"unit": "V",
"min": 1.8,
"typ": null,
"max": 3.63,
"conditions": "",
"source_page": 12,
"source": "datasheet"
},
{
"name": "Operating temperature range",
"symbol": "",
"kind": "recommended_operating",
"unit": "℃",
"min": -40,
"typ": null,
"max": 105,
"conditions": "",
"source_page": 12,
"source": "datasheet"
},
{
"name": "SCL frequency",
"symbol": "fSCL",
"kind": "timing",
"unit": "KHz",
"min": 0,
"typ": null,
"max": 100,
"conditions": "Standard mode (SM)",
"source_page": 68,
"source": "datasheet"
},
{
"name": "SCL frequency",
"symbol": "fSCL",
"kind": "timing",
"unit": "KHz",
"min": 0,
"typ": null,
"max": 400,
"conditions": "Fast mode (FM)",
"source_page": 68,
"source": "datasheet"
},
{
"name": "SCL frequency",
"symbol": "fSCL",
"kind": "timing",
"unit": "KHz",
"min": 0,
"typ": null,
"max": 1000,
"conditions": "Fast mode plus (FM+)",
"source_page": 68,
"source": "datasheet"
},
{
"name": "Load capacitance per bus line",
"symbol": "Cb",
"kind": "timing",
"unit": "pF",
"min": null,
"typ": null,
"max": 400,
"conditions": "Standard mode (SM)",
"source_page": 68,
"source": "datasheet"
},
{
"name": "Load capacitance per bus line",
"symbol": "Cb",
"kind": "timing",
"unit": "pF",
"min": null,
"typ": null,
"max": 550,
"conditions": "Fast mode plus (FM+)",
"source_page": 68,
"source": "datasheet"
},
{
"name": "SCL/SDA rise time",
"symbol": "tR",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": null,
"max": 1000,
"conditions": "Standard mode (SM)",
"source_page": 68,
"source": "datasheet"
},
{
"name": "SCL/SDA rise time",
"symbol": "tR",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": null,
"max": 300,
"conditions": "Fast mode (FM)",
"source_page": 68,
"source": "datasheet"
},
{
"name": "SCL/SDA rise time",
"symbol": "tR",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": null,
"max": 120,
"conditions": "Fast mode plus (FM+)",
"source_page": 68,
"source": "datasheet"
},
{
"name": "SCL/SDA fall time",
"symbol": "tF",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": null,
"max": 300,
"conditions": "Standard mode (SM)",
"source_page": 68,
"source": "datasheet"
},
{
"name": "SCL/SDA fall time",
"symbol": "tF",
"kind": "timing",
"unit": "ns",
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