LT4455

{
  "schema_version": 1,
  "type": "component",
  "slug": "lt4455",
  "title": "LT4455",
  "brief": "Feng Niao RF 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",
    "radio frequency chip-antenna",
    "lt4455",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LT4455",
    "manufacturer": "Feng Niao RF",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Radio Frequency Chip/Antenna",
    "subcategory": "RF Transceiver ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589835059537604608",
    "parts": {
      "symbol": "lt4455.kicad_sym",
      "footprint": "lt4455.kicad_mod",
      "model_3d": "lt4455-etched.glb",
      "model_3d_plain": "lt4455.glb",
      "model_3d_step": "lt4455-etched.step",
      "model_3d_step_plain": "lt4455.step",
      "lbr": "lt4455.lbr"
    },
    "distributor_links": {
      "lcsc": "C5178904"
    },
    "pins": [
      {
        "number": "1",
        "name": "XTLO",
        "type": "output",
        "description": "Crystal oscillator output"
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference"
      },
      {
        "number": "3",
        "name": "PAOUT",
        "type": "output",
        "description": "RF signal output, typical +12dBm at 3.3V supply"
      },
      {
        "number": "4",
        "name": "DIN",
        "type": "input",
        "description": "Data input, compatible with CMOS 3-12V logic levels"
      },
      {
        "number": "5",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply, 2-5V operating range with 5.5V maximum"
      },
      {
        "number": "6",
        "name": "XTLI",
        "type": "input",
        "description": "Crystal oscillator input"
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 4,
        "cost_usd": 0.0639,
        "at": "2026-09-18T00:20:52"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589835059537604608",
        "pages": 4,
        "sha256": "8b2267d5429c3f67",
        "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": [
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        "file": "lt4455.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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lt4455-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "58fb80bfe272ea639fef63cd8120a63e3eee7f1f469df43ab30df2f1d0bc01fb",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Feng Niao RF",
      "Package": "SOT-23-6",
      "Category": "Radio Frequency Chip/Antenna",
      "Pins": "6"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lt4455"
  ],
  "discovery_pitch": "LT4455 (Feng Niao RF) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lt4455.kicad_sym",
    "lt4455.kicad_mod",
    "lt4455.glb",
    "lt4455.step",
    "lt4455.lbr",
    "docs/hero.png",
    "docs/lt4455-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-28T18:13:12.077Z"
}