component
HC32A448JCTI-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": "hc32a448jcti-lq48",
"title": "HC32A448JCTI-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",
"hc32a448jcti-lq48",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "HC32A448JCTI-LQ48",
"manufacturer": "XHSC",
"package": "LQFP-48(7x7)",
"pin_count": 48,
"category": "Embedded Processors & Controllers",
"subcategory": "Microcontrollers (MCU/MPU/SOC)",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/507eb76e0e7de664acd2207cd7e99d6c.pdf",
"parts": {
"symbol": "hc32a448jcti-lq48.kicad_sym",
"footprint": "hc32a448jcti-lq48.kicad_mod",
"model_3d": "hc32a448jcti-lq48-hero.glb",
"model_3d_plain": "hc32a448jcti-lq48-etched.glb",
"model_3d_step": "hc32a448jcti-lq48-etched.step",
"model_3d_step_plain": "hc32a448jcti-lq48.step",
"lbr": "hc32a448jcti-lq48.lbr"
},
"distributor_links": {
"lcsc": "C46962175"
},
"distributor_check": {
"checked_at": "2026-10-18T09:27:58Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "PH2",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also EIRQ2 external interrupt and FCMREF clock-frequency measurement reference input."
},
{
"number": "2",
"name": "PC13",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also EIRQ13 external interrupt and RTC_OUT 1Hz clock output."
},
{
"number": "3",
"name": "PC14",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; when used as the sub-clock function it is the XTAL32_IN 32.768kHz oscillator input."
},
{
"number": "4",
"name": "PC15",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; when used as the sub-clock function it is the XTAL32_OUT 32.768kHz oscillator output."
},
{
"number": "5",
"name": "PH0",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also the XTAL_IN main crystal oscillator interface (4-25MHz) and EIRQ0 external interrupt."
},
{
"number": "6",
"name": "PH1",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also the XTAL_EXT/XTAL_OUT main oscillator output and EIRQ1 external interrupt."
},
{
"number": "7",
"name": "NRST",
"type": "input",
"description": "Reset terminal, active low; connect to VCC (pull-up) when not in use."
},
{
"number": "8",
"name": "AVSS/VREFL",
"type": "power_in",
"description": "Analog power ground, connected to the same voltage as VSS; short to VSS when the analog module is not used; also the ADC/DAC reference low voltage VREFL."
},
{
"number": "9",
"name": "AVCC/VREFH",
"type": "power_in",
"description": "Analog power supply, connected to the same voltage as VCC (1.8V-3.6V); short to VCC when the analog module is not used; also the analog reference high voltage VREFH."
},
{
"number": "10",
"name": "PA0",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also ADC1_IN0 and CMP1_INP1 analog input (analog voltage must not exceed AVCC/VREFH) and EIRQ0/WKUP0_0 wake-up."
},
{
"number": "11",
"name": "PA1",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also ADC1_IN1 and CMP1_INP2 analog input (analog voltage must not exceed AVCC/VREFH) and EIRQ1 external interrupt."
},
{
"number": "12",
"name": "PA2",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also ADC1_IN2 and CMP1_INP3 analog input (analog voltage must not exceed AVCC/VREFH) and EIRQ2/WKUP2 wake-up."
},
{
"number": "13",
"name": "PA3",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also ADC1_IN3, CMP1_INP4 and CMP2_INP4 analog inputs (analog voltage must not exceed AVCC/VREFH) and EIRQ3 external interrupt."
},
{
"number": "14",
"name": "PA4",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also ADC12_IN4, CMP2_INP1, CMP3_INP4 analog inputs and DAC_OUT1 analog output (analog voltage must not exceed AVCC/VREFH)."
},
{
"number": "15",
"name": "PA5",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also ADC12_IN5, CMP2_INP2 analog inputs and DAC_OUT2 analog output (analog voltage must not exceed AVCC/VREFH)."
},
{
"number": "16",
"name": "PA6",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also ADC123_IN6 and CMP2_INP3 analog inputs (analog voltage must not exceed AVCC/VREFH)."
},
{
"number": "17",
"name": "PA7",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive; NOT 5V-tolerant, so input voltage must not exceed VCC; also ADC123_IN7 and CMP1234_INM1 analog inputs."
},
{
"number": "18",
"name": "PB0",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also ADC123_IN8 and CMP3_INP1 analog inputs (analog voltage must not exceed AVCC/VREFH) and EIRQ0 external interrupt."
},
{
"number": "19",
"name": "PB1",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also ADC123_IN9, CMP3_INP2 and CMP4_INP2 analog inputs and EIRQ1/WKUP0_1 wake-up."
},
{
"number": "20",
"name": "PB2",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also PVD2EXINP external PVD2 comparison input and EIRQ2/WKUP0_2 wake-up."
},
{
"number": "21",
"name": "PB10",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also ADC3_IN11 analog input (analog voltage must not exceed AVCC/VREFH) and ADTRG2 ADC external start source."
},
{
"number": "22",
"name": "VCAP_1",
"type": "power_out",
"description": "Core voltage pin; connect a 0.1µF or 0.22µF capacitor to the nearby VSS pin to stabilize the core voltage."
},
{
"number": "23",
"name": "VSS",
"type": "power_in",
"description": "Source ground, connected to 0V."
},
{
"number": "24",
"name": "VCC",
"type": "power_in",
"description": "Power supply, connected to 1.8V-3.6V, with a decoupling capacitor to the nearby VSS pin."
},
{
"number": "25",
"name": "PB12",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also EIRQ12 external interrupt and VCOUT1 CMP1 comparator output."
},
{
"number": "26",
"name": "PB13",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also EIRQ13 external interrupt and VCOUT2 CMP2 comparator output."
},
{
"number": "27",
"name": "PB14",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also EIRQ14 external interrupt and VCOUT3 CMP3 comparator output."
},
{
"number": "28",
"name": "PB15",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also EIRQ15 external interrupt and the RTC_OUT 1Hz clock output."
},
{
"number": "29",
"name": "PA8",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive; NOT 5V-tolerant, so input voltage must not exceed VCC; also CMP4_INM2 analog input, MCO_1 clock output and EIRQ8/WKUP2_0 wake-up."
},
{
"number": "30",
"name": "PA9",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also CMP4_INP1 analog input (analog voltage must not exceed AVCC/VREFH) and EIRQ9/WKUP2_1 wake-up."
},
{
"number": "31",
"name": "PA10",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also CMP4_INP4 analog input (analog voltage must not exceed AVCC/VREFH) and EIRQ10/WKUP2_2 wake-up."
},
{
"number": "32",
"name": "PA11",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also EIRQ11 external interrupt and WKUP2_3 wake-up."
},
{
"number": "33",
"name": "PA12",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also EIRQ12 external interrupt and WKUP3_0 wake-up."
},
{
"number": "34",
"name": "PA13",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also JTMS_SWDIO serial-wire debug data input/output, EIRQ13 and WKUP3_1 wake-up."
},
{
"number": "35",
"name": "VSS",
"type": "power_in",
"description": "Source ground, connected to 0V."
},
{
"number": "36",
"name": "VCC",
"type": "power_in",
"description": "Power supply, connected to 1.8V-3.6V, with a decoupling capacitor to the nearby VSS pin."
},
{
"number": "37",
"name": "PA14",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also JTCK_SWCLK serial-wire debug clock, EIRQ14 and WKUP3_2 wake-up."
},
{
"number": "38",
"name": "PA15",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also JTDI JTAG data input, EIRQ15 and WKUP3_3 wake-up."
},
{
"number": "39",
"name": "PB3",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also JTDO_TRACESWO debug output, EIRQ3 and WKUP0_3 wake-up."
},
{
"number": "40",
"name": "PB4",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also NJTRST JTAG reset input, EIRQ4 and WKUP1_0 wake-up."
},
{
"number": "41",
"name": "PB5",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also ADTRG3 ADC external start source, EIRQ5 and WKUP1_1 wake-up."
},
{
"number": "42",
"name": "PB6",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also ADTRG2 ADC external start source, EIRQ6 and WKUP1_2 wake-up."
},
{
"number": "43",
"name": "PB7",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also ADTRG1 ADC external start source, EIRQ7 and WKUP1_3 wake-up."
},
{
"number": "44",
"name": "PB11/MD",
"type": "input",
"description": "Mode terminal MD, which must be held low when NRST is released (low to high); a 4.7kΩ pull-down to VSS is recommended; the pin is also GPIO PB11 with EVNTP211 event port."
},
{
"number": "45",
"name": "PB8",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also EIRQ8 external interrupt, KEYOUT7 keyscan output and EXMC_WE external memory write enable."
},
{
"number": "46",
"name": "PB9",
"type": "bidirectional",
"description": "General-purpose I/O with pull-up/pull-down, open-drain and Low/Medium/High drive, 5V-tolerant; also EIRQ9 external interrupt, EMB_IN4 and EXMC_OE external memory output enable."
},
{
"number": "47",
"name": "VSS",
"type": "power_in",
"description": "Source ground, connected to 0V."
},
{
"number": "48",
"name": "VCC",
"type": "power_in",
"description": "Power supply, connected to 1.8V-3.6V, with a decoupling capacitor to the nearby 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: Figure 2-1 LQFP48 pin configuration diagram is an image with no text in this extract. Pin order was ; The 7x7 mm body size in the package hint is not stated in the supplied text. Section 4.1 only shows ; Table 2-5 classifies VCAP_1 as IO. I used power_out because it is the core-voltage pin that needs an"
],
"pages_sent": 27,
"cost_usd": 0.1633,
"at": "2026-10-18T09:25:27"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/507eb76e0e7de664acd2207cd7e99d6c.pdf",
"pages": 99,
"sha256": "2b71e9fa5e308157",
"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": "hc32a448jcti-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": "hc32a448jcti-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": "027b4b8ad261fb5c0cf9138fd1a56877969dc7844dd384031f533f9a4dc41c87",
"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": "2b71e9fa5e3081570ef8a8c6f691866e60e1c9981f897a1fe06742a5544d3bfd",
"rows": [
{
"name": "VCC-VSS External main supply voltage (including AVCC, VCC)",
"symbol": "VCC-VSS",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 4,
"conditions": "",
"source_page": 47,
"source": "datasheet"
},
{
"name": "Input voltage on pins other than PA7,PA8,PC3~PC5",
"symbol": "VIN",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 5.8,
"conditions": "Printed VSS–0.3 to VCC+4.0 (maximum 5.8V)",
"source_page": 47,
"source": "datasheet"
},
{
"name": "Input voltage on pins PA7,PA8,PC3~PC5",
"symbol": "VIN",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 4,
"conditions": "Printed VSS–0.3 to VCC+0.7 (maximum 4.0V)",
"source_page": 47,
"source": "datasheet"
},
{
"name": "Voltage difference between different ground pins",
"symbol": "|VSSx-VSS|",
"kind": "absolute_maximum",
"unit": "mV",
"min": null,
"typ": null,
"max": 50,
"conditions": "",
"source_page": 47,
"source": "datasheet"
},
{
"name": "Total current flowing into all VCCX power lines (source current)",
"symbol": "∑IVCC",
"kind": "absolute_maximum",
"unit": "mA",
"min": null,
"typ": null,
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