component
CH563Q
Public Made by Adomby adom
WCH(Jiangsu Qin Heng) Microcontroller Units (MCUs/MPUs/SOCs), LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "ch563q",
"title": "CH563Q",
"brief": "WCH(Jiangsu Qin Heng) Microcontroller Units (MCUs/MPUs/SOCs), 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",
"ch563q",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "CH563Q",
"manufacturer": "WCH(Jiangsu Qin Heng)",
"package": "LQFP-64(10x10)",
"pin_count": 64,
"category": "Embedded Processors & Controllers",
"subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/c4d8bd4977687ef4a685bd6772316889.pdf",
"parts": {
"symbol": "ch563q.kicad_sym",
"footprint": "ch563q.kicad_mod",
"model_3d": "ch563q-hero.glb",
"model_3d_plain": "ch563q-etched.glb",
"model_3d_step": "ch563q-etched.step",
"model_3d_step_plain": "ch563q.step",
"lbr": "ch563q.lbr"
},
"distributor_links": {
"lcsc": "C87386"
},
"distributor_check": {
"checked_at": "2026-10-23T03:37:16Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "RSETE",
"type": "passive",
"description": "Resistor to ground for the ETH-PHY, 12K to 18K (12K best performance, 18K lowest power, 15K default)."
},
{
"number": "2",
"name": "VCC33E",
"type": "power_in",
"description": "3.3V supply for the Ethernet section."
},
{
"number": "3",
"name": "GND",
"type": "power_in",
"description": "Common ground, 0V reference."
},
{
"number": "4",
"name": "RXP",
"type": "input",
"description": "Ethernet RXP signal."
},
{
"number": "5",
"name": "RXN",
"type": "input",
"description": "Ethernet RXN signal."
},
{
"number": "6",
"name": "VCC18E",
"type": "power_in",
"description": "1.8V supply for the Ethernet section."
},
{
"number": "7",
"name": "TXP",
"type": "output",
"description": "Ethernet TXP signal."
},
{
"number": "8",
"name": "TXN",
"type": "output",
"description": "Ethernet TXN signal."
},
{
"number": "9",
"name": "GND",
"type": "power_in",
"description": "Common ground, 0V reference."
},
{
"number": "10",
"name": "XI",
"type": "input",
"description": "Crystal oscillator input."
},
{
"number": "11",
"name": "XO",
"type": "bidirectional",
"description": "Crystal oscillator inverted output (listed as I/O)."
},
{
"number": "12",
"name": "VCC33U",
"type": "power_in",
"description": "3.3V supply for the USB section."
},
{
"number": "13",
"name": "GND",
"type": "power_in",
"description": "Common ground, 0V reference."
},
{
"number": "14",
"name": "RSETU",
"type": "passive",
"description": "12K resistor to ground for the USB-PHY."
},
{
"number": "15",
"name": "DN",
"type": "bidirectional",
"description": "USB bus D- data line (UD-)."
},
{
"number": "16",
"name": "DP",
"type": "bidirectional",
"description": "USB bus D+ data line (UD+)."
},
{
"number": "17",
"name": "VCC33U",
"type": "power_in",
"description": "3.3V supply for the USB section."
},
{
"number": "18",
"name": "GND",
"type": "power_in",
"description": "Common ground, 0V reference."
},
{
"number": "19",
"name": "VCC18",
"type": "power_in",
"description": "1.8V core supply for internal circuits."
},
{
"number": "20",
"name": "GND",
"type": "power_in",
"description": "Common ground, 0V reference."
},
{
"number": "21",
"name": "VCC33",
"type": "power_in",
"description": "3.3V I/O port supply."
},
{
"number": "22",
"name": "PB0",
"type": "bidirectional",
"description": "General-purpose I/O PB0; alternate CTS0X (UART0 MODEM clear to send) or PWM0 (PWM output 0)."
},
{
"number": "23",
"name": "PB1",
"type": "bidirectional",
"description": "General-purpose I/O PB1; alternate DSR0X (UART0 MODEM data set ready) or CAT0 (timer 0 capture input)."
},
{
"number": "24",
"name": "PB2",
"type": "bidirectional",
"description": "General-purpose I/O PB2; alternate RI0X (UART0 MODEM ring indicator) or PWM1 (PWM output 1)."
},
{
"number": "25",
"name": "PB3",
"type": "bidirectional",
"description": "General-purpose I/O PB3; alternate DCD0X (UART0 MODEM carrier detect) or CAT1 (timer 1 capture input)."
},
{
"number": "26",
"name": "PB4",
"type": "bidirectional",
"description": "General-purpose I/O PB4; alternate DTR0X (UART0 MODEM data terminal ready) or PWM2 (PWM output 2)."
},
{
"number": "27",
"name": "PB5",
"type": "bidirectional",
"description": "General-purpose I/O PB5; alternate RTS0X (UART0 MODEM request to send) or CAT2 (timer 2 capture input)."
},
{
"number": "28",
"name": "VCC18",
"type": "power_in",
"description": "1.8V core supply for internal circuits."
},
{
"number": "29",
"name": "VCC33",
"type": "power_in",
"description": "3.3V I/O port supply."
},
{
"number": "30",
"name": "PB6",
"type": "bidirectional",
"description": "General-purpose I/O PB6; alternate PWM3 (PWM output 3) or CAT3 (timer 3 capture input)."
},
{
"number": "31",
"name": "PB7",
"type": "bidirectional",
"description": "General-purpose bidirectional digital I/O PB7."
},
{
"number": "32",
"name": "PB16",
"type": "bidirectional",
"description": "General-purpose I/O PB16; ADCS indicates current channel 0/1 in ADC auto-switch mode, otherwise outputs the sampling pulse."
},
{
"number": "33",
"name": "PB17",
"type": "bidirectional",
"description": "General-purpose I/O PB17; SCK1 is the SPI1 serial clock output."
},
{
"number": "34",
"name": "PB18",
"type": "bidirectional",
"description": "General-purpose I/O PB18; SDO is the SPI1 serial data output."
},
{
"number": "35",
"name": "PB19",
"type": "bidirectional",
"description": "General-purpose I/O PB19; SDI is the SPI1 serial data input, SDX1 the SPI1 simplex-mode data I/O."
},
{
"number": "36",
"name": "RST#",
"type": "input",
"description": "External reset input with internal pull-up; low level resets the device, restores I/O and peripherals to defaults and starts execution from address 0."
},
{
"number": "37",
"name": "GND",
"type": "power_in",
"description": "Common ground, 0V reference."
},
{
"number": "38",
"name": "AVRT",
"type": "power_in",
"description": "ADC positive reference supply, nominally equal to VCC33 but isolated from it to reduce noise."
},
{
"number": "39",
"name": "AIN0",
"type": "input",
"description": "A/D converter input channel 0."
},
{
"number": "40",
"name": "VCC33A",
"type": "power_in",
"description": "ADC analog 3.3V supply, nominally equal to VCC33 but isolated from it to reduce noise."
},
{
"number": "41",
"name": "GND",
"type": "power_in",
"description": "Common ground, 0V reference."
},
{
"number": "42",
"name": "VCC33",
"type": "power_in",
"description": "3.3V supply for the ADC section."
},
{
"number": "43",
"name": "VCC18",
"type": "power_in",
"description": "1.8V core supply for internal circuits."
},
{
"number": "44",
"name": "GND",
"type": "power_in",
"description": "Common ground, 0V reference."
},
{
"number": "45",
"name": "VCC33",
"type": "power_in",
"description": "3.3V I/O port supply."
},
{
"number": "46",
"name": "PA7",
"type": "bidirectional",
"description": "General-purpose I/O PA7; alternate DTR0 (UART0 data terminal ready), TNOW0 (UART0 simplex RS485 transmit enable), TDO or external memory address line A7."
},
{
"number": "47",
"name": "PA12",
"type": "bidirectional",
"description": "General-purpose I/O PA12; alternate CTS0 (UART0 MODEM clear to send) or external memory address line A12."
},
{
"number": "48",
"name": "GND",
"type": "power_in",
"description": "Common ground, 0V reference."
},
{
"number": "49",
"name": "PA8",
"type": "bidirectional",
"description": "5V-tolerant general-purpose I/O PA8; alternate RTS0 (UART0 request to send), UID (USB ID input) or address line A8."
},
{
"number": "50",
"name": "PA11",
"type": "bidirectional",
"description": "5V-tolerant general-purpose I/O PA11; alternate SLVCS# (slave parallel chip select input) or address line A11."
},
{
"number": "51",
"name": "PA17",
"type": "bidirectional",
"description": "5V-tolerant general-purpose I/O PA17; alternate RTS1 (UART1 request to send), TNOW1 (UART1 simplex RS485 transmit enable) or address line A17."
},
{
"number": "52",
"name": "PA18",
"type": "bidirectional",
"description": "5V-tolerant general-purpose I/O PA18; alternate ELINK# (Ethernet link LED drive) or address line A18."
},
{
"number": "53",
"name": "PA19",
"type": "bidirectional",
"description": "5V-tolerant general-purpose I/O PA19; alternate VBUS (USB bus power detect input) or address line A19."
},
{
"number": "54",
"name": "VCC18",
"type": "power_in",
"description": "1.8V core supply for internal circuits."
},
{
"number": "55",
"name": "PB8",
"type": "bidirectional",
"description": "5V-tolerant general-purpose I/O PB8; RXD0 is the UART0 receiver input."
},
{
"number": "56",
"name": "PB9",
"type": "bidirectional",
"description": "5V-tolerant general-purpose I/O PB9; TXD0 is the UART0 transmitter output."
},
{
"number": "57",
"name": "PB10",
"type": "bidirectional",
"description": "5V-tolerant general-purpose I/O PB10; RXD1 is the UART1 receiver input, RXTX1 the UART1 simplex I/O."
},
{
"number": "58",
"name": "PB11",
"type": "bidirectional",
"description": "5V-tolerant general-purpose I/O PB11; TXD1 is the UART1 transmitter output."
},
{
"number": "59",
"name": "PB12",
"type": "bidirectional",
"description": "5V-tolerant general-purpose I/O PB12; SCS is the SPI0 slave chip select input."
},
{
"number": "60",
"name": "PB13",
"type": "bidirectional",
"description": "5V-tolerant general-purpose I/O PB13; SCK0 is the SPI0 serial clock."
},
{
"number": "61",
"name": "PB14",
"type": "bidirectional",
"description": "5V-tolerant general-purpose I/O PB14; MOSI is the SPI0 serial data pin (master out/slave in)."
},
{
"number": "62",
"name": "PB15",
"type": "bidirectional",
"description": "5V-tolerant general-purpose I/O PB15; MISO is the SPI0 serial data pin (master in/slave out), SDX0 the SPI0 simplex data I/O."
},
{
"number": "63",
"name": "VCC33",
"type": "power_in",
"description": "3.3V I/O port supply."
},
{
"number": "64",
"name": "VCC18",
"type": "power_in",
"description": "1.8V core supply for internal circuits."
}
],
"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 lists XO as I/O; it is typed bidirectional to match, though it is a crystal inverting ; Types for RXP/RXN/TXP/TXN, RSETE and RSETU are inferred from the descriptions. The table gives only ; Pin 44 (GND) and pin 48 (GND) appear in the table out of LQFP128 row order. The LQFP64 numbers are t",
"1/64 pins cited to the wrong page (name found elsewhere): ['11:XO@p9']"
],
"pages_sent": 63,
"cost_usd": 0.5741,
"at": "2026-10-23T03:36:52"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/c4d8bd4977687ef4a685bd6772316889.pdf",
"pages": 154,
"sha256": "c27334cb7b522fa1",
"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": "ch563q.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": "2026-10-23",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "ch563q-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": "3114f82c714e40e5492a98d2cd359501cc75fc6b00fb5f111153eea4bcccc3f3",
"checked": "2026-10-23",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "WCH(Jiangsu Qin Heng)",
"Package": "LQFP-64(10x10)",
"Category": "Embedded Processors & Controllers",
"Pins": "64"
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"ch563q"
],
"discovery_pitch": "CH563Q (WCH(Jiangsu Qin Heng)) 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",
"ch563q.kicad_sym",
"ch563q.kicad_mod",
"ch563q.glb",
"ch563q.step",
"ch563q.lbr",
"docs/hero.png",
"docs/ch563q-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"ch563q-hero.glb",
"ch563q-hero.overlay.json",
"ch563q-etched.glb"
],
"visibility": {
"public": true
}
}