component
SKY12325-350LF
Public Made by Adomby adom
Skyworks Solutions RF attenuator, WQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "sky12325-350lf",
"version": "0.1.0",
"type": "component",
"description": "Skyworks Solutions RF attenuator, WQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"radio frequency chip-antenna",
"sky12325-350lf",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"sky12325-350lf.kicad_sym",
"sky12325-350lf.kicad_mod",
"sky12325-350lf.glb",
"sky12325-350lf.step",
"sky12325-350lf.lbr",
"docs/hero.png",
"docs/sky12325-350lf-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"sky12325-350lf-hero.glb",
"sky12325-350lf-hero.overlay.json",
"sky12325-350lf-etched.glb"
],
"component": {
"mpn": "SKY12325-350LF",
"manufacturer": "Skyworks Solutions",
"package": "WQFN-16-EP(3x3)",
"pin_count": 17,
"category": "Radio Frequency Chip/Antenna",
"subcategory": "RF attenuator",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/04a92f617728fb88969ad56ca4f2de1b.pdf",
"parts": {
"symbol": "sky12325-350lf.kicad_sym",
"footprint": "sky12325-350lf.kicad_mod",
"model_3d": "sky12325-350lf-hero.glb",
"model_3d_plain": "sky12325-350lf-etched.glb",
"model_3d_step": "sky12325-350lf-etched.step",
"model_3d_step_plain": "sky12325-350lf.step",
"lbr": "sky12325-350lf.lbr"
},
"distributor_links": {
"lcsc": "C2151314",
"digikey": "863-1258-2-ND",
"mouser": "873-SKY12325-350LF"
},
"distributor_check": {
"checked_at": "2026-10-30T23:59:51Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "863-1258-2-ND",
"status": "found",
"lifecycle": "Obsolete"
},
"mouser": {
"pn": "873-SKY12325-350LF",
"status": "found",
"lifecycle": "End of Life"
}
},
"pins": [
{
"number": "1",
"name": "N/C",
"type": "unconnected",
"description": "No connection."
},
{
"number": "2",
"name": "J1",
"type": "passive",
"description": "RF input or output port; an external 47 pF (recommended value) DC blocking capacitor is required."
},
{
"number": "3",
"name": "N/C",
"type": "unconnected",
"description": "No connection."
},
{
"number": "4",
"name": "N/C",
"type": "unconnected",
"description": "No connection."
},
{
"number": "5",
"name": "GND",
"type": "power_in",
"description": "Ground; the exposed paddle must also be grounded."
},
{
"number": "6",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "7",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "8",
"name": "N/C",
"type": "unconnected",
"description": "No connection."
},
{
"number": "9",
"name": "N/C",
"type": "unconnected",
"description": "No connection."
},
{
"number": "10",
"name": "N/C",
"type": "unconnected",
"description": "No connection."
},
{
"number": "11",
"name": "J2",
"type": "passive",
"description": "RF input or output port; an external 47 pF (recommended value) DC blocking capacitor is required."
},
{
"number": "12",
"name": "N/C",
"type": "unconnected",
"description": "No connection."
},
{
"number": "13",
"name": "V1",
"type": "input",
"description": "High-impedance control voltage input for the 4 dB (MSB) bit; logic High is +2.7 V to 5.5 V and Low is -0.2 V to +0.2 V per the Table 4 note."
},
{
"number": "14",
"name": "V2",
"type": "input",
"description": "High-impedance control voltage input for the 2 dB bit; logic High is +2.7 V to 5.5 V and Low is -0.2 V to +0.2 V per the Table 4 note."
},
{
"number": "15",
"name": "V3",
"type": "input",
"description": "High-impedance control voltage input for the 1 dB (LSB) bit; logic High is +2.7 V to 5.5 V and Low is -0.2 V to +0.2 V per the Table 4 note."
},
{
"number": "16",
"name": "VDD",
"type": "power_in",
"description": "Supply voltage; 2.7 V to 5.5 V operating per Table 3, with an absolute maximum of 6 V."
},
{
"number": "17",
"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-haiku-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: Package naming: the request hint says WQFN-16-EP(3x3), but the datasheet calls the package a 16-pin ; The exposed pad is not a numbered pin in Table 1 or Figure 2, so it is not in the pins list. The dat; Control-voltage levels conflict within the datasheet. Table 3 gives VCTL high as VDD - 0.2 V to VDD ",
"exposed pad 17 added from the footprint"
],
"pages_sent": 8,
"cost_usd": 0.0444,
"at": "2026-10-30T23:59:38"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/04a92f617728fb88969ad56ca4f2de1b.pdf",
"pages": 8,
"sha256": "14a145175f3f5bf4",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 17,
"described": 17,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "sky12325-350lf.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
3.0,
3.0,
0.785
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "3eb81ffac423a66cdcfead8efe56401da171edaf1f2257049aad7b2d3900f6c8",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "sky12325-350lf-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
3.0,
3.0,
0.785
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "21d8b56b945b8c6ea4c737aed417d82eb5344a732d17104a0824fc6d4b89e466",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
],
"package_dims": {
"package_code": "16-Pin QFN (Figure 9, drawing 200423-008)",
"source_page": 6,
"D": {
"nom_mm": 3.0,
"range_mm": [
null,
null
]
},
"E1": {
"nom_mm": 3.0,
"range_mm": [
null,
null
]
},
"e": {
"nom_mm": 0.5,
"range_mm": [
null,
null
]
},
"source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
"model_check": {
"file": "sky12325-350lf.step",
"verdict": "SKIP",
"reasons": [
"the datasheet dimensions give no height or body size to compare"
],
"by": "factory/package_fit.py"
}
}
}
}