component
SD8224C-4
Public Made by Adomby adom
SHOUDING Touch Sensors, SOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518
{
"schema_version": 1,
"type": "component",
"slug": "sd8224c-4",
"title": "SD8224C-4",
"brief": "SHOUDING Touch Sensors, SOP-16. 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",
"sensors",
"sd8224c-4",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "SD8224C-4",
"manufacturer": "SHOUDING",
"package": "SOP-16",
"pin_count": 16,
"category": "Sensors",
"subcategory": "Touch Sensors",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/e080440b2d86cb6a72cf545114c3a04c.pdf",
"parts": {
"symbol": "sd8224c-4.kicad_sym",
"footprint": "sd8224c-4.kicad_mod",
"model_3d": "sd8224c-4-hero.glb",
"model_3d_plain": "sd8224c-4-etched.glb",
"model_3d_step": "sd8224c-4-etched.step",
"model_3d_step_plain": "sd8224c-4.step",
"lbr": "sd8224c-4.lbr"
},
"distributor_links": {
"lcsc": "C521406"
},
"distributor_check": {
"checked_at": "2026-10-22T22:05:39Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "TP0",
"type": "bidirectional",
"description": "Touch input port for key 0; sensitivity is adjusted with an external capacitor Cs0 of 1 to 50pF."
},
{
"number": "2",
"name": "TP1",
"type": "bidirectional",
"description": "Touch input port for key 1; sensitivity is adjusted with an external capacitor Cs1 of 1 to 50pF."
},
{
"number": "3",
"name": "TP2",
"type": "bidirectional",
"description": "Touch input port for key 2; sensitivity is adjusted with an external capacitor Cs2 of 1 to 50pF."
},
{
"number": "4",
"name": "TP3",
"type": "bidirectional",
"description": "Touch input port for key 3; sensitivity is adjusted with an external capacitor Cs3 of 1 to 50pF."
},
{
"number": "5",
"name": "AHLB",
"type": "input",
"description": "Selects active-high or active-low output level (CMOS input with pull-down, default 0 = active high)."
},
{
"number": "6",
"name": "VDD",
"type": "power_in",
"description": "Positive supply voltage, 2.4V to 5.5V with internal regulator and LVR enabled (2.0V to 5.5V with them disabled)."
},
{
"number": "7",
"name": "TOG",
"type": "input",
"description": "Selects toggle (trigger) output mode versus direct output mode (CMOS input with pull-down, default 0)."
},
{
"number": "8",
"name": "LPMB",
"type": "input",
"description": "Selects fast mode (tied to VDD) or low-power mode (floating or tied to VSS, default 0)."
},
{
"number": "9",
"name": "MOT0",
"type": "input",
"description": "Maximum key output time select bit 0 with MOT1: 120s, 64s, 16s or infinite (CMOS input with pull-up, default 1)."
},
{
"number": "10",
"name": "VSS",
"type": "power_in",
"description": "Negative supply voltage, ground."
},
{
"number": "11",
"name": "OD",
"type": "input",
"description": "Selects open-drain output when 0 (CMOS input with pull-up, default 1 = CMOS output)."
},
{
"number": "12",
"name": "SM",
"type": "input",
"description": "Selects multi-key output (1, default) or single-key output (0) (CMOS input with pull-up)."
},
{
"number": "13",
"name": "TPQ3",
"type": "output",
"description": "Direct output port corresponding to touch input TP3."
},
{
"number": "14",
"name": "TPQ2",
"type": "output",
"description": "Direct output port corresponding to touch input TP2."
},
{
"number": "15",
"name": "TPQ1",
"type": "output",
"description": "Direct output port corresponding to touch input TP1."
},
{
"number": "16",
"name": "TPQ0",
"type": "output",
"description": "Direct output port corresponding to touch input TP0."
}
],
"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+vision",
"consensus_model": "claude-opus-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The SOP16 drawing on page 2 (SD8224C-4) shows 16 pins and omits VREG, MOT1, LVREN and REGEN. The pag; In the SOP16 package, MOT1 is not bonded out, so only MOT0 is available. The maximum output time opt; VSS is at pin 10 and MOT0 is at pin 9 in the drawing. I read the drawing's pin labels from a rotated",
"vision extraction: provenance cannot be text-verified; needs consensus"
],
"pages_sent": 11,
"cost_usd": 0.29,
"at": "2026-10-22T22:05:24"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/e080440b2d86cb6a72cf545114c3a04c.pdf",
"pages": 11,
"sha256": "d1cbf6e89d56e892",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 16,
"described": 16,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "sd8224c-4.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6,
9.9,
1.75
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
"checked": "2026-10-22",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "sd8224c-4-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6,
9.9,
1.75
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "5d0280b93daa625b2b7399acc79be4f0f18086e33e34d4cb04e986a80633d9c7",
"checked": "2026-10-22",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "SHOUDING",
"Package": "SOP-16",
"Category": "Sensors",
"Pins": "16"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "d1cbf6e89d56e89229231044e39d78b284fd8c3ba9403431d79c233cccb164c6",
"rows": [
{
"name": "Operating temperature",
"symbol": "Top",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Storage temperature",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -50,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Supply voltage",
"symbol": "VDD",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 6,
"conditions": "relative to VSS",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Input voltage",
"symbol": "VIN",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 0.3,
"conditions": "VSS-0.3 to VDD+0.3 (max is VDD+0.3)",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Operating voltage (internal regulator/LVR disabled)",
"symbol": "VDD",
"kind": "electrical",
"unit": "V",
"min": 2,
"typ": null,
"max": 5.5,
"conditions": "internal regulator/LVR disabled; TA=25°C",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Operating voltage (internal regulator/LVR enabled)",
"symbol": "VDD",
"kind": "electrical",
"unit": "V",
"min": 2.4,
"typ": null,
"max": 5.5,
"conditions": "internal regulator/LVR enabled; TA=25°C",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Internal regulator output",
"symbol": "VREG",
"kind": "electrical",
"unit": "V",
"min": 2.1,
"typ": 2.2,
"max": 2.3,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Internal LVR threshold",
"symbol": "LVR",
"kind": "electrical",
"unit": "V",
"min": 2.2,
"typ": 2.3,
"max": 2.4,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Operating current, low-power mode (1)",
"symbol": "Iop1",
"kind": "electrical",
"unit": "uA",
"min": null,
"typ": 4.5,
"max": 6.8,
"conditions": "VDD=3V low-power mode",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Operating current, low-power mode (2)",
"symbol": "Iop1",
"kind": "electrical",
"unit": "uA",
"min": null,
"typ": 4,
"max": 6,
"conditions": "VDD=3V low-power mode",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Operating current, fast mode, regulator and LVR enabled",
"symbol": "Iop1",
"kind": "electrical",
"unit": "uA",
"min": null,
"typ": 22,
"max": 33,
"conditions": "VDD=3V fast mode, internal regulator enabled, LVR enabled",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Operating current, fast mode, regulator enabled, LVR disabled",
"symbol": "Iop1",
"kind": "electrical",
"unit": "uA",
"min": null,
"typ": 20,
"max": 30,
"conditions": "VDD=3V fast mode, internal regulator enabled, LVR disabled",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Input low voltage",
"symbol": "VIL",
"kind": "electrical",
"unit": "VDD",
"min": 0,
"typ": null,
"max": 0.2,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Input high voltage",
"symbol": "VIH",
"kind": "electrical",
"unit": "VDD",
"min": 0.8,
"typ": null,
"max": 1,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Output sink current",
"symbol": "IOL",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 8,
"max": null,
"conditions": "VDD=3V, VOL=0.6V",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Output source current",
"symbol": "IOH",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": -4,
"max": null,
"conditions": "VDD=3V, VOH=2.4V",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Input pull-up resistance",
"symbol": "RPH",
"kind": "electrical",
"unit": "kohm",
"min": null,
"typ": 30,
"max": null,
"conditions": "VDD=3V",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Input pull-down resistance",
"symbol": "RPL",
"kind": "electrical",
"unit": "kohm",
"min": null,
"typ": 25,
"max": null,
"conditions": "VDD=3V",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Key response time, fast mode",
"symbol": "TR",
"kind": "timing",
"unit": "mS",
"min": null,
"typ": 60,
"max": null,
"conditions": "VDD=3V, fast mode",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Key response time, low-power mode",
"symbol": "TR",
"kind": "timing",
"unit": "mS",
"min": null,
"typ": 160,
"max": null,
"conditions": "VDD=3V, low-power mode",
"source_page": 8,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"sd8224c-4"
],
"discovery_pitch": "SD8224C-4 (SHOUDING) 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",
"sd8224c-4.kicad_sym",
"sd8224c-4.kicad_mod",
"sd8224c-4.glb",
"sd8224c-4.step",
"sd8224c-4.lbr",
"docs/hero.png",
"docs/sd8224c-4-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"sd8224c-4-hero.glb",
"sd8224c-4-hero.overlay.json",
"sd8224c-4-etched.glb"
],
"visibility": {
"public": true
}
}