component
WF4455TD AS6T LG
Public Made by Adomby adom
WF RF Transceiver ICs, SOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446
{
"schema_version": 1,
"type": "component",
"slug": "wf4455td-as6t-lg",
"title": "WF4455TD AS6T LG",
"brief": "WF RF Transceiver ICs, SOT-23-6. 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",
"rf and wireless",
"wf4455td as6t lg",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "WF4455TD AS6T LG",
"manufacturer": "WF",
"package": "SOT-23-6",
"pin_count": 6,
"category": "RF And Wireless",
"subcategory": "RF Transceiver ICs",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588919950040322048",
"parts": {
"symbol": "wf4455td-as6t-lg.kicad_sym",
"footprint": "wf4455td-as6t-lg.kicad_mod",
"model_3d": "wf4455td-as6t-lg-hero.glb",
"model_3d_plain": "wf4455td-as6t-lg-etched.glb",
"model_3d_step": "wf4455td-as6t-lg-etched.step",
"model_3d_step_plain": "wf4455td-as6t-lg.step",
"lbr": "wf4455td-as6t-lg.lbr"
},
"distributor_links": {
"lcsc": "C2886627"
},
"distributor_check": {
"checked_at": "2026-10-18T09:26:42Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "XOUT",
"type": "output",
"description": "Oscillator output of the Pierce-type crystal oscillator; the crystal's shunt load capacitor is placed over XIN and XOUT, and the crystal should be the vendor-specified load-capacitance type (about 12 pF to 18 pF typical)."
},
{
"number": "2",
"name": "VSS",
"type": "power_in",
"description": "Ground connection; the larger ground plane should be placed as close as possible to all VSS pins (VSS = 0 V reference for all ratings)."
},
{
"number": "3",
"name": "PAOUT",
"type": "output",
"description": "Power amplifier output on an open-drain structure, fed through a large choke inductor to the supply and then a DC block capacitor into a C-L-C matching network; ESD rating is 4 kV HBM and 400 V MM."
},
{
"number": "4",
"name": "DIN",
"type": "input",
"description": "Data input: HIGH enables the PLL chain and PA, LOW turns the PA off immediately and the PLL off after the one-shot delay (about 50 ms at 13.56 MHz); data rate 0.5 to 50 kbps, and I/O voltage limited to -0.3 V to 5 V absolute maximum."
},
{
"number": "5",
"name": "VDD",
"type": "power_in",
"description": "Power supply; recommended operating range is 2.2 V to 3.6 V (3.0 V nominal), with absolute maximum of -0.3 V to 5 V."
},
{
"number": "6",
"name": "XIN",
"type": "input",
"description": "Oscillator input of the Pierce-type crystal oscillator; the shunt capacitor over XIN and XOUT should be about 2x CL, and an optional series R5 on XIN helps oscillation with high crystal ESR (recommended maximum ESR 40 Ω)."
}
],
"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: The MPN given is WF4455TD AS6T LG, but the datasheet's order information lists only 'WF4455' in a 6-; The datasheet is marked Preliminary. Pin numbers and names are taken from the Pin Configuration/Pin ; The schema has no pinout diagram; the pin-to-pin physical layout (pin 1 to pin 6 positions on the SO",
"1/6 pin names appear NOWHERE in the datasheet text: ['1:XOUT@p3']"
],
"pages_sent": 7,
"cost_usd": 0.0358,
"at": "2026-10-18T09:23:59"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588919950040322048",
"pages": 7,
"sha256": "89b1c65ee8bbb01e",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 6,
"described": 6,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "wf4455td-as6t-lg.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
2.8,
2.9,
1.55
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "wf4455td-as6t-lg-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
2.8,
2.9,
1.55
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "8d1c8bc76a2f47232799a1b6633b750fed8049608b88f716570d37aecfebd288",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "WF",
"Package": "SOT-23-6",
"Category": "RF And Wireless",
"Pins": "6"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "89b1c65ee8bbb01e4c013c4c2ec0adc8fb4fdf9937f2062fb48936ed83671d9f",
"rows": [
{
"name": "Absolute Maximum Supply Voltage Range",
"symbol": "VDD",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 5,
"conditions": "(VSS=0V)",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Absolute Maximum I/O Voltage",
"symbol": "VI/O",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 5,
"conditions": "(VSS=0V)",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Absolute Maximum Operating Temperature Range",
"symbol": "TA",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Absolute Maximum Storage Temperature Range",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -55,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Recommended Supply Voltage Range",
"symbol": "VDD",
"kind": "recommended_operating",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 3.6,
"conditions": "(VSS=0V)",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Recommended Operating Temperature Range",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Supply Voltage",
"symbol": "VDD",
"kind": "electrical",
"unit": "V",
"min": 2.2,
"typ": 3,
"max": 3.6,
"conditions": "Nominal conditions: VDD = 3.0 V, VSS = 0 V, TA = +27°C",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Frequency Range",
"symbol": "fRF",
"kind": "electrical",
"unit": "MHz",
"min": 250,
"typ": null,
"max": 450,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Data Rate",
"symbol": "DRATE",
"kind": "electrical",
"unit": "Kbps",
"min": 0.5,
"typ": 2,
"max": 50,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Operating Current (Note)",
"symbol": "IDD",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 17,
"max": null,
"conditions": "DIN=High(CW mode); POUT =12dBm, fRF = 315MHz",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Standby Current",
"symbol": "Istandby",
"kind": "electrical",
"unit": "A",
"min": null,
"typ": 1,
"max": null,
"conditions": "DIN=Low; TDELAY>50ms",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Power Amplifier Output Power (Note)",
"symbol": "Pout",
"kind": "electrical",
"unit": "dBm",
"min": null,
"typ": 11,
"max": null,
"conditions": "fRF = 315MHz",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Power Amplifier Output Power (Note)",
"symbol": "Pout",
"kind": "electrical",
"unit": "dBm",
"min": null,
"typ": 10,
"max": null,
"conditions": "fRF = 434MHz",
"source_page": 6,
"source": "datasheet"
},
{
"name": "RF Power On / Off Ratio",
"symbol": "PEXT",
"kind": "electrical",
"unit": "dB",
"min": null,
"typ": 60,
"max": null,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Phase Noise",
"symbol": "PNOISE",
"kind": "electrical",
"unit": "dBc/Hz",
"min": null,
"typ": -75,
"max": null,
"conditions": "315MHz, 10KHz offset",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Harmonics (Note)",
"symbol": "PHARM",
"kind": "electrical",
"unit": "dBc",
"min": null,
"typ": -40,
"max": null,
"conditions": "2x/3x fRF",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Crystal Spur",
"symbol": "PSPUR",
"kind": "electrical",
"unit": "dBc",
"min": null,
"typ": -50,
"max": null,
"conditions": "fRF = 315MHz",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Crystal Oscillator Start-up Time",
"symbol": "TON",
"kind": "timing",
"unit": "ms",
"min": null,
"typ": 1,
"max": null,
"conditions": "CL not connected",
"source_page": 6,
"source": "datasheet"
},
{
"name": "One-shot Delay Time",
"symbol": "TDELAY",
"kind": "timing",
"unit": "ms",
"min": null,
"typ": 50,
"max": null,
"conditions": "",
"source_page": 6,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"wf4455td as6t lg"
],
"discovery_pitch": "WF4455TD AS6T LG (WF) 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",
"wf4455td-as6t-lg.kicad_sym",
"wf4455td-as6t-lg.kicad_mod",
"wf4455td-as6t-lg.glb",
"wf4455td-as6t-lg.step",
"wf4455td-as6t-lg.lbr",
"docs/hero.png",
"docs/wf4455td-as6t-lg-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"wf4455td-as6t-lg-hero.glb",
"wf4455td-as6t-lg-hero.overlay.json",
"wf4455td-as6t-lg-etched.glb"
],
"visibility": {
"public": true
}
}