component
ATSAMD20G17A-MU
Public Made by Adomby adom
Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), QFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "atsamd20g17a-mu",
"version": "0.1.0",
"type": "component",
"description": "Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), QFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"embedded processors & controllers",
"atsamd20g17a-mu",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"atsamd20g17a-mu.kicad_sym",
"atsamd20g17a-mu.kicad_mod",
"atsamd20g17a-mu.glb",
"atsamd20g17a-mu.step",
"atsamd20g17a-mu.lbr",
"docs/hero.png",
"docs/atsamd20g17a-mu-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"atsamd20g17a-mu-hero.glb",
"atsamd20g17a-mu-hero.overlay.json",
"atsamd20g17a-mu-etched.glb"
],
"component": {
"mpn": "ATSAMD20G17A-MU",
"manufacturer": "Microchip Tech",
"package": "QFN-48-EP(7x7)",
"pin_count": 49,
"category": "Embedded Processors & Controllers",
"subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/a3d60ef34935cc74edf9d5290fa77f32.pdf",
"parts": {
"symbol": "atsamd20g17a-mu.kicad_sym",
"footprint": "atsamd20g17a-mu.kicad_mod",
"model_3d": "atsamd20g17a-mu-hero.glb",
"model_3d_plain": "atsamd20g17a-mu-etched.glb",
"model_3d_step": "atsamd20g17a-mu-etched.step",
"model_3d_step_plain": "atsamd20g17a-mu.step",
"lbr": "atsamd20g17a-mu.lbr"
},
"distributor_links": {
"lcsc": "C1343519",
"digikey": "ATSAMD20G17A-MU-ND",
"mouser": "556-ATSAMD20G17A-MU"
},
"distributor_check": {
"checked_at": "2026-10-31T09:29:02Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "ATSAMD20G17A-MU-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "556-ATSAMD20G17A-MU",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "PA00",
"type": "bidirectional",
"description": "General-purpose digital I/O pin PA00."
},
{
"number": "2",
"name": "PA01",
"type": "bidirectional",
"description": "General-purpose digital I/O pin PA01."
},
{
"number": "3",
"name": "PA02",
"type": "bidirectional",
"description": "General-purpose I/O pin PA02, shown on the pinout with analog function."
},
{
"number": "4",
"name": "PA03",
"type": "bidirectional",
"description": "General-purpose I/O pin PA03, shown on the pinout with analog function."
},
{
"number": "5",
"name": "GNDANA",
"type": "power_in",
"description": "Analog ground."
},
{
"number": "6",
"name": "VDDANA",
"type": "power_in",
"description": "Analog supply input."
},
{
"number": "7",
"name": "PB08",
"type": "bidirectional",
"description": "General-purpose I/O pin PB08."
},
{
"number": "8",
"name": "PB09",
"type": "bidirectional",
"description": "General-purpose I/O pin PB09."
},
{
"number": "9",
"name": "PA04",
"type": "bidirectional",
"description": "General-purpose I/O pin PA04."
},
{
"number": "10",
"name": "PA05",
"type": "bidirectional",
"description": "General-purpose I/O pin PA05."
},
{
"number": "11",
"name": "PA06",
"type": "bidirectional",
"description": "General-purpose I/O pin PA06."
},
{
"number": "12",
"name": "PA07",
"type": "bidirectional",
"description": "General-purpose I/O pin PA07."
},
{
"number": "13",
"name": "PA08",
"type": "bidirectional",
"description": "General-purpose I/O pin PA08."
},
{
"number": "14",
"name": "PA09",
"type": "bidirectional",
"description": "General-purpose I/O pin PA09."
},
{
"number": "15",
"name": "PA10",
"type": "bidirectional",
"description": "General-purpose I/O pin PA10."
},
{
"number": "16",
"name": "PA11",
"type": "bidirectional",
"description": "General-purpose I/O pin PA11."
},
{
"number": "17",
"name": "VDDIO",
"type": "power_in",
"description": "Digital I/O supply input."
},
{
"number": "18",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "19",
"name": "PB10",
"type": "bidirectional",
"description": "General-purpose I/O pin PB10."
},
{
"number": "20",
"name": "PB11",
"type": "bidirectional",
"description": "General-purpose I/O pin PB11."
},
{
"number": "21",
"name": "PA12",
"type": "bidirectional",
"description": "General-purpose I/O pin PA12."
},
{
"number": "22",
"name": "PA13",
"type": "bidirectional",
"description": "General-purpose I/O pin PA13."
},
{
"number": "23",
"name": "PA14",
"type": "bidirectional",
"description": "General-purpose I/O pin PA14."
},
{
"number": "24",
"name": "PA15",
"type": "bidirectional",
"description": "General-purpose I/O pin PA15."
},
{
"number": "25",
"name": "PA16",
"type": "bidirectional",
"description": "General-purpose I/O pin PA16."
},
{
"number": "26",
"name": "PA17",
"type": "bidirectional",
"description": "General-purpose I/O pin PA17."
},
{
"number": "27",
"name": "PA18",
"type": "bidirectional",
"description": "General-purpose I/O pin PA18."
},
{
"number": "28",
"name": "PA19",
"type": "bidirectional",
"description": "General-purpose I/O pin PA19."
},
{
"number": "29",
"name": "PA20",
"type": "bidirectional",
"description": "General-purpose I/O pin PA20."
},
{
"number": "30",
"name": "PA21",
"type": "bidirectional",
"description": "General-purpose I/O pin PA21."
},
{
"number": "31",
"name": "PA22",
"type": "bidirectional",
"description": "General-purpose I/O pin PA22."
},
{
"number": "32",
"name": "PA23",
"type": "bidirectional",
"description": "General-purpose I/O pin PA23."
},
{
"number": "33",
"name": "PA24",
"type": "bidirectional",
"description": "General-purpose I/O pin PA24."
},
{
"number": "34",
"name": "PA25",
"type": "bidirectional",
"description": "General-purpose I/O pin PA25."
},
{
"number": "35",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "36",
"name": "VDDIO",
"type": "power_in",
"description": "Digital I/O supply input."
},
{
"number": "37",
"name": "PB22",
"type": "bidirectional",
"description": "General-purpose I/O pin PB22."
},
{
"number": "38",
"name": "PB23",
"type": "bidirectional",
"description": "General-purpose I/O pin PB23."
},
{
"number": "39",
"name": "PA27",
"type": "bidirectional",
"description": "General-purpose I/O pin PA27."
},
{
"number": "40",
"name": "RESET",
"type": "input",
"description": "External reset pin."
},
{
"number": "41",
"name": "PA28",
"type": "bidirectional",
"description": "General-purpose I/O pin PA28."
},
{
"number": "42",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "43",
"name": "VDDCORE",
"type": "power_out",
"description": "Regulated core supply output."
},
{
"number": "44",
"name": "VDDIN",
"type": "power_in",
"description": "Input supply for the internal regulator."
},
{
"number": "45",
"name": "PA30",
"type": "bidirectional",
"description": "General-purpose I/O pin PA30."
},
{
"number": "46",
"name": "PA31",
"type": "bidirectional",
"description": "General-purpose I/O pin PA31."
},
{
"number": "47",
"name": "PB02",
"type": "bidirectional",
"description": "General-purpose I/O pin PB02."
},
{
"number": "48",
"name": "PB03",
"type": "bidirectional",
"description": "General-purpose I/O pin PB03."
},
{
"number": "49",
"name": "EP",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"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: On the QFN48 pinout the label for pin 30 is detached: 'PA21' appears at the top of the figure and th; The pinout figure's colour legend (digital, analog, oscillator pin) was lost in the text, and the su; The 48-pin QFN has an exposed die attach pad. The datasheet says it is not connected electrically in"
],
"pages_sent": 51,
"cost_usd": 0.3846,
"at": "2026-10-31T09:28:44"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/a3d60ef34935cc74edf9d5290fa77f32.pdf",
"pages": 51,
"sha256": "206f557c98416067",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 49,
"described": 49,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "atsamd20g17a-mu.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
7.0,
7.0,
0.77
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "f2b38b0b4bf967c77e683e8d4599608b9f0503055ec535b93c4ebb5d0163e916",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "atsamd20g17a-mu-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
7.0,
7.0,
0.77
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "6b8dd5621af79aadb77d7e0f5fc62b51e9e444b292f00145121f82fd146fd932",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}