component
ATSAMD20G16A-AU
Public Made by Adomby adom
Microchip Tech Pre-ordered MCUs, TQFP-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435
{
"slug": "atsamd20g16a-au",
"version": "0.1.0",
"type": "component",
"description": "Microchip Tech Pre-ordered MCUs, TQFP-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"embedded processors & controllers",
"atsamd20g16a-au",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"atsamd20g16a-au.kicad_sym",
"atsamd20g16a-au.kicad_mod",
"atsamd20g16a-au.glb",
"atsamd20g16a-au.step",
"atsamd20g16a-au.lbr",
"docs/hero.png",
"docs/atsamd20g16a-au-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"atsamd20g16a-au-hero.glb",
"atsamd20g16a-au-hero.overlay.json",
"atsamd20g16a-au-etched.glb"
],
"component": {
"mpn": "ATSAMD20G16A-AU",
"manufacturer": "Microchip Tech",
"package": "TQFP-48(7x7)",
"pin_count": 48,
"category": "Embedded Processors & Controllers",
"subcategory": "Pre-ordered MCUs",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/eabdef727c500f4901e09dc6f7f03e1c.pdf",
"parts": {
"symbol": "atsamd20g16a-au.kicad_sym",
"footprint": "atsamd20g16a-au.kicad_mod",
"model_3d": "atsamd20g16a-au-hero.glb",
"model_3d_plain": "atsamd20g16a-au-etched.glb",
"model_3d_step": "atsamd20g16a-au-etched.step",
"model_3d_step_plain": "atsamd20g16a-au.step",
"lbr": "atsamd20g16a-au.lbr"
},
"distributor_links": {
"lcsc": "C1337637",
"digikey": "ATSAMD20G16A-AU-ND",
"mouser": "556-ATSAMD20G16A-AU"
},
"distributor_check": {
"checked_at": "2026-10-31T10:11:00Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "ATSAMD20G16A-AU-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "556-ATSAMD20G16A-AU",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "PA00",
"type": "bidirectional",
"description": "Port A pin PA00, a digital/analog I/O pin as labelled in the SAM D20G 48-pin pinout."
},
{
"number": "2",
"name": "PA01",
"type": "bidirectional",
"description": "Port A pin PA01, a digital/analog I/O pin as labelled in the SAM D20G 48-pin pinout."
},
{
"number": "3",
"name": "PA02",
"type": "bidirectional",
"description": "Port A pin PA02, a digital/analog I/O pin as labelled in the SAM D20G 48-pin pinout."
},
{
"number": "4",
"name": "PA03",
"type": "bidirectional",
"description": "Port A pin PA03, a digital/analog I/O pin as labelled in the SAM D20G 48-pin pinout."
},
{
"number": "5",
"name": "GNDANA",
"type": "power_in",
"description": "Analog ground pin for the analog peripherals."
},
{
"number": "6",
"name": "VDDANA",
"type": "power_in",
"description": "Analog supply pin for the analog peripherals."
},
{
"number": "7",
"name": "PB08",
"type": "bidirectional",
"description": "Port B pin PB08, a digital/analog I/O pin as labelled in the pinout."
},
{
"number": "8",
"name": "PB09",
"type": "bidirectional",
"description": "Port B pin PB09, a digital/analog I/O pin as labelled in the pinout."
},
{
"number": "9",
"name": "PA04",
"type": "bidirectional",
"description": "Port A pin PA04, a digital/analog I/O pin as labelled in the pinout."
},
{
"number": "10",
"name": "PA05",
"type": "bidirectional",
"description": "Port A pin PA05, a digital/analog I/O pin as labelled in the pinout."
},
{
"number": "11",
"name": "PA06",
"type": "bidirectional",
"description": "Port A pin PA06, a digital/analog I/O pin as labelled in the pinout."
},
{
"number": "12",
"name": "PA07",
"type": "bidirectional",
"description": "Port A pin PA07, a digital/analog I/O pin as labelled in the pinout."
},
{
"number": "13",
"name": "PA08",
"type": "bidirectional",
"description": "Port A pin PA08, a digital I/O pin as labelled in the pinout."
},
{
"number": "14",
"name": "PA09",
"type": "bidirectional",
"description": "Port A pin PA09, a digital I/O pin as labelled in the pinout."
},
{
"number": "15",
"name": "PA10",
"type": "bidirectional",
"description": "Port A pin PA10, a digital I/O pin as labelled in the pinout."
},
{
"number": "16",
"name": "PA11",
"type": "bidirectional",
"description": "Port A pin PA11, a digital I/O pin as labelled in the pinout."
},
{
"number": "17",
"name": "VDDIO",
"type": "power_in",
"description": "Digital I/O supply pin for the I/O group, as labelled in the pinout."
},
{
"number": "18",
"name": "GND",
"type": "power_in",
"description": "Digital ground pin."
},
{
"number": "19",
"name": "PB10",
"type": "bidirectional",
"description": "Port B pin PB10, a digital I/O pin as labelled in the pinout."
},
{
"number": "20",
"name": "PB11",
"type": "bidirectional",
"description": "Port B pin PB11, a digital I/O pin as labelled in the pinout."
},
{
"number": "21",
"name": "PA12",
"type": "bidirectional",
"description": "Port A pin PA12, a digital I/O pin as labelled in the pinout."
},
{
"number": "22",
"name": "PA13",
"type": "bidirectional",
"description": "Port A pin PA13, a digital I/O pin as labelled in the pinout."
},
{
"number": "23",
"name": "PA14",
"type": "bidirectional",
"description": "Port A pin PA14, a digital I/O pin as labelled in the pinout."
},
{
"number": "24",
"name": "PA15",
"type": "bidirectional",
"description": "Port A pin PA15, a digital I/O pin as labelled in the pinout."
},
{
"number": "25",
"name": "PA16",
"type": "bidirectional",
"description": "Port A pin PA16, a digital I/O pin as labelled in the pinout."
},
{
"number": "26",
"name": "PA17",
"type": "bidirectional",
"description": "Port A pin PA17, a digital I/O pin as labelled in the pinout."
},
{
"number": "27",
"name": "PA18",
"type": "bidirectional",
"description": "Port A pin PA18, a digital I/O pin as labelled in the pinout."
},
{
"number": "28",
"name": "PA19",
"type": "bidirectional",
"description": "Port A pin PA19, a digital I/O pin as labelled in the pinout."
},
{
"number": "29",
"name": "PA20",
"type": "bidirectional",
"description": "Port A pin PA20, a digital I/O pin as labelled in the pinout."
},
{
"number": "30",
"name": "PA21",
"type": "bidirectional",
"description": "Port A pin PA21, a digital I/O pin as labelled in the pinout."
},
{
"number": "31",
"name": "PA22",
"type": "bidirectional",
"description": "Port A pin PA22, a digital I/O pin as labelled in the pinout."
},
{
"number": "32",
"name": "PA23",
"type": "bidirectional",
"description": "Port A pin PA23, a digital I/O pin as labelled in the pinout."
},
{
"number": "33",
"name": "PA24",
"type": "bidirectional",
"description": "Port A pin PA24, a digital I/O pin as labelled in the pinout."
},
{
"number": "34",
"name": "PA25",
"type": "bidirectional",
"description": "Port A pin PA25, a digital I/O pin as labelled in the pinout."
},
{
"number": "35",
"name": "GND",
"type": "power_in",
"description": "Digital ground pin."
},
{
"number": "36",
"name": "VDDIO",
"type": "power_in",
"description": "Digital I/O supply pin for the I/O group, as labelled in the pinout."
},
{
"number": "37",
"name": "PB22",
"type": "bidirectional",
"description": "Port B pin PB22, a digital I/O pin as labelled in the pinout."
},
{
"number": "38",
"name": "PB23",
"type": "bidirectional",
"description": "Port B pin PB23, a digital I/O pin as labelled in the pinout."
},
{
"number": "39",
"name": "PA27",
"type": "bidirectional",
"description": "Port A pin PA27, a digital I/O pin as labelled in the pinout."
},
{
"number": "40",
"name": "RESET",
"type": "input",
"description": "Reset pin (RESET) as labelled in the pinout legend."
},
{
"number": "41",
"name": "PA28",
"type": "bidirectional",
"description": "Port A pin PA28, a digital I/O pin as labelled in the pinout."
},
{
"number": "42",
"name": "GND",
"type": "power_in",
"description": "Digital ground pin."
},
{
"number": "43",
"name": "VDDCORE",
"type": "power_out",
"description": "Regulated output supply pin (internal core voltage), as classified in the pinout legend."
},
{
"number": "44",
"name": "VDDIN",
"type": "power_in",
"description": "Input supply pin for the device, as classified in the pinout legend."
},
{
"number": "45",
"name": "PA30",
"type": "bidirectional",
"description": "Port A pin PA30, a digital I/O pin as labelled in the pinout."
},
{
"number": "46",
"name": "PA31",
"type": "bidirectional",
"description": "Port A pin PA31, a digital I/O pin as labelled in the pinout."
},
{
"number": "47",
"name": "PB02",
"type": "bidirectional",
"description": "Port B pin PB02, a digital/analog I/O pin as labelled in the pinout."
},
{
"number": "48",
"name": "PB03",
"type": "bidirectional",
"description": "Port B pin PB03, a digital/analog I/O pin as labelled in the pinout."
}
],
"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 30 is blank in the extracted text for the SAM D20G QFN48/TQFP48 pinout; the name PA21 appears as; The pinout legend uses colour to distinguish digital pins from analog pins, which is lost in plain t; The datasheet summary gives no electrical limits (voltage ranges, currents, or pin-level ratings) fo"
],
"pages_sent": 51,
"cost_usd": 0.2074,
"at": "2026-10-31T10:10:49"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/eabdef727c500f4901e09dc6f7f03e1c.pdf",
"pages": 51,
"sha256": "f65ff0a48f734e84",
"source_tier": "mfr"
},
"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": "atsamd20g16a-au.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
9.0,
9.0,
1.1
],
"zmin_mm": -0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "14ca7676e4932e92f0eca0c6d56ce3018cd28a2531204a70ab7bbacb3eeb3cf5",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "atsamd20g16a-au-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
9.0,
9.0,
1.1
],
"zmin_mm": -0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "5fff45ee6d73e23edd4fd4726e39124172b704f1a72accb9c2530a198187159c",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}