FJ1527-M5

{
  "slug": "fj1527-m5",
  "version": "0.1.0",
  "type": "component",
  "description": "Feng Niao RF RF Transceiver ICs, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "radio frequency chip-antenna",
    "fj1527-m5",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "fj1527-m5.kicad_sym",
    "fj1527-m5.kicad_mod",
    "fj1527-m5.glb",
    "fj1527-m5.step",
    "fj1527-m5.lbr",
    "docs/hero.png",
    "docs/fj1527-m5-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "fj1527-m5-hero.glb",
    "fj1527-m5-hero.overlay.json",
    "fj1527-m5-etched.glb"
  ],
  "component": {
    "mpn": "FJ1527-M5",
    "manufacturer": "Feng Niao RF",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Radio Frequency Chip/Antenna",
    "subcategory": "RF Transceiver ICs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/a82c819ddb5cbe709be5ebac15dbb479.pdf",
    "parts": {
      "symbol": "fj1527-m5.kicad_sym",
      "footprint": "fj1527-m5.kicad_mod",
      "model_3d": "fj1527-m5-hero.glb",
      "model_3d_plain": "fj1527-m5-etched.glb",
      "model_3d_step": "fj1527-m5-etched.step",
      "model_3d_step_plain": "fj1527-m5.step",
      "lbr": "fj1527-m5.lbr"
    },
    "distributor_links": {
      "lcsc": "C5182319"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T21:49:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply, typical 3.0 V, operating range 2.6 V to 5.5 V between VDD and VSS."
      },
      {
        "number": "2",
        "name": "D0/TX",
        "type": "output",
        "description": "Switch output D0 (key value 0x01) in M1-M4 modes; in M5/M5N modes it is the fixed 9600 bps ASCII serial output."
      },
      {
        "number": "3",
        "name": "IN",
        "type": "input",
        "description": "Data input connected to the DATA output of a receiver module or receiver chip such as LR680/LR690."
      },
      {
        "number": "4",
        "name": "D1",
        "type": "output",
        "description": "Switch output D1 (key value 0x02) in M1-M4 modes."
      },
      {
        "number": "5",
        "name": "D3",
        "type": "output",
        "description": "Switch output D3 (key value 0x08) in M1-M4 modes."
      },
      {
        "number": "6",
        "name": "D2",
        "type": "output",
        "description": "Switch output D2 (key value 0x04) in M1-M4 modes."
      },
      {
        "number": "7",
        "name": "K/O",
        "type": "bidirectional",
        "description": "Time-multiplexed learn key / emergency stop input and LED indicator: double-click quickly to enter learn mode, single click for emergency stop, hold 8 s to clear all learned codes."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Negative supply, system ground."
      }
    ],
    "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: K/O is time-multiplexed between a button input and LED drive, so bidirectional is an inference; the ; The datasheet gives a single SOP-8 pinout for all FJ1527 variants (M1/M3/M4/M5/M5N). It confirms M5 ",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 13,
        "cost_usd": 0.276,
        "at": "2026-10-22T21:49:24"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/a82c819ddb5cbe709be5ebac15dbb479.pdf",
        "pages": 13,
        "sha256": "7436064f43cbbf1c",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "fj1527-m5.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "fj1527-m5-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f3a97531b12033b409cc8785d85b5ed587e11b484c1b6f89bf0af4c072921a4c",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}