component
C8051F850-C-GMR
Public Made by Adomby adom
SKYWORKS SILICON LABS Microcontrollers (MCU/MPU/SOC), QFN-20-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "c8051f850-c-gmr",
"version": "0.1.0",
"type": "component",
"description": "SKYWORKS SILICON LABS Microcontrollers (MCU/MPU/SOC), QFN-20-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"embedded processors & controllers",
"c8051f850-c-gmr",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"c8051f850-c-gmr.kicad_sym",
"c8051f850-c-gmr.kicad_mod",
"c8051f850-c-gmr.glb",
"c8051f850-c-gmr.step",
"c8051f850-c-gmr.lbr",
"docs/hero.png",
"docs/c8051f850-c-gmr-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"c8051f850-c-gmr-hero.glb",
"c8051f850-c-gmr-hero.overlay.json",
"c8051f850-c-gmr-etched.glb"
],
"component": {
"mpn": "C8051F850-C-GMR",
"manufacturer": "SKYWORKS SILICON LABS",
"package": "QFN-20-EP(3x3)",
"pin_count": 21,
"category": "Embedded Processors & Controllers",
"subcategory": "Microcontrollers (MCU/MPU/SOC)",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588901606976851968",
"parts": {
"symbol": "c8051f850-c-gmr.kicad_sym",
"footprint": "c8051f850-c-gmr.kicad_mod",
"model_3d": "c8051f850-c-gmr-hero.glb",
"model_3d_plain": "c8051f850-c-gmr-etched.glb",
"model_3d_step": "c8051f850-c-gmr-etched.step",
"model_3d_step_plain": "c8051f850-c-gmr.step",
"lbr": "c8051f850-c-gmr.lbr"
},
"distributor_links": {
"lcsc": "C2052910",
"digikey": "336-4731-2-ND",
"mouser": "634-C8051F850-C-GMR"
},
"distributor_check": {
"checked_at": "2026-10-19T05:58:43Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "336-4731-2-ND",
"status": "found",
"lifecycle": "Not For New Designs"
},
"mouser": {
"pn": "634-C8051F850-C-GMR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "P0.1/AGND",
"type": "bidirectional",
"description": "Port 0 bit 1 standard I/O, crossbar-capable, 5 V tolerant, with P0MAT.1, INT0.1/INT1.1, ADC0.1, CP0P.1/CP0N.1 functions, or optional AGND analog ground reference."
},
{
"number": "2",
"name": "P0.0/VREF",
"type": "bidirectional",
"description": "Port 0 bit 0 standard I/O, crossbar-capable, with P0MAT.0, INT0.0/INT1.0, ADC0.0, CP0P.0/CP0N.0 functions, or optional external VREF input."
},
{
"number": "3",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "4",
"name": "VDD",
"type": "power_in",
"description": "Power supply pin; device is specified for 2.2 to 3.6 V operation."
},
{
"number": "5",
"name": "RST/C2CK",
"type": "bidirectional",
"description": "Active-low reset input and C2 debug clock."
},
{
"number": "6",
"name": "P2.0/C2D",
"type": "bidirectional",
"description": "Standard I/O P2.0 shared with the bidirectional C2 debug data signal."
},
{
"number": "7",
"name": "P1.6",
"type": "bidirectional",
"description": "Port 1 bit 6 standard I/O, crossbar-capable, with P1MAT.6, ADC0.14, CP1P.6/CP1N.6 functions."
},
{
"number": "8",
"name": "P1.5",
"type": "bidirectional",
"description": "Port 1 bit 5 standard I/O, crossbar-capable, with P1MAT.5, ADC0.13, CP1P.5/CP1N.5 functions."
},
{
"number": "9",
"name": "P1.4",
"type": "bidirectional",
"description": "Port 1 bit 4 standard I/O, crossbar-capable, with P1MAT.4, ADC0.12, CP1P.4/CP1N.4 functions."
},
{
"number": "10",
"name": "P1.3",
"type": "bidirectional",
"description": "Port 1 bit 3 standard I/O, crossbar-capable, with P1MAT.3, ADC0.11, CP1P.3/CP1N.3 functions."
},
{
"number": "11",
"name": "P1.2",
"type": "bidirectional",
"description": "Port 1 bit 2 standard I/O, crossbar-capable, with P1MAT.2, ADC0.10, CP1P.2/CP1N.2 functions."
},
{
"number": "12",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "13",
"name": "P1.1",
"type": "bidirectional",
"description": "Port 1 bit 1 standard I/O, crossbar-capable, with P1MAT.1, ADC0.9, CP1P.1/CP1N.1 functions."
},
{
"number": "14",
"name": "P1.0",
"type": "bidirectional",
"description": "Port 1 bit 0 standard I/O, crossbar-capable, with P1MAT.0, ADC0.8, CP1P.0/CP1N.0 functions."
},
{
"number": "15",
"name": "P0.7",
"type": "bidirectional",
"description": "Port 0 bit 7 standard I/O, crossbar-capable, with P0MAT.7, INT0.7/INT1.7, ADC0.7, CP0P.7/CP0N.7 functions."
},
{
"number": "16",
"name": "P0.6",
"type": "bidirectional",
"description": "Port 0 bit 6 standard I/O, crossbar-capable, with P0MAT.6, CNVSTR, INT0.6/INT1.6, ADC0.6, CP0P.6/CP0N.6 functions."
},
{
"number": "17",
"name": "P0.5",
"type": "bidirectional",
"description": "Port 0 bit 5 standard I/O, crossbar-capable, with P0MAT.5, INT0.5/INT1.5, ADC0.5, CP0P.5/CP0N.5 functions; UART0 RX is always assigned here."
},
{
"number": "18",
"name": "P0.4",
"type": "bidirectional",
"description": "Port 0 bit 4 standard I/O, crossbar-capable, with P0MAT.4, INT0.4/INT1.4, ADC0.4, CP0P.4/CP0N.4 functions; UART0 TX is always assigned here."
},
{
"number": "19",
"name": "P0.3",
"type": "bidirectional",
"description": "Port 0 bit 3 standard I/O, crossbar-capable, with P0MAT.3, EXTCLK, INT0.3/INT1.3, ADC0.3, CP0P.3/CP0N.3 functions."
},
{
"number": "20",
"name": "P0.2",
"type": "bidirectional",
"description": "Port 0 bit 2 standard I/O, crossbar-capable, with P0MAT.2, INT0.2/INT1.2, ADC0.2, CP0P.2/CP0N.2 functions."
},
{
"number": "21",
"name": "GND",
"type": "power_in",
"description": "Ground, exposed center pad of the QFN-20 package."
}
],
"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: Table 3.2 labels the exposed center pad as 'Center' rather than a numbered pin; it is reported here ; The datasheet names this pin 'Active-low Reset / C2 Debug Clock' without an explicit electrical type; Pins 5 and 6 are shared with C2 debug signals; their behavior during debug is not otherwise specifie",
"exposed pad 21 added from the footprint",
"dropped thermal pad ['EP'] absent from footprint"
],
"pages_sent": 51,
"cost_usd": 0.1883,
"at": "2026-10-19T05:56:26"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588901606976851968",
"pages": 313,
"sha256": "f06cd3edf17e3279",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 21,
"described": 21,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "c8051f850-c-gmr.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
3.0,
3.0,
0.52
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "0ee4e1082236390795238cd34b082d96efd160d6292c636cc40201a5a30cdc63",
"checked": "2026-10-19",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "c8051f850-c-gmr-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
3.0,
3.0,
0.52
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "0c17890aefb6041ccfb5ee7115975a71d059f73ad8dcd09d989087f15635c1b0",
"checked": "2026-10-19",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}