CMT2210LC-ESR2

{
  "slug": "cmt2210lc-esr2",
  "version": "0.1.0",
  "type": "component",
  "description": "HopeRF Micro electronics RF Transceiver ICs, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "rf and wireless",
    "cmt2210lc-esr2",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cmt2210lc-esr2.kicad_sym",
    "cmt2210lc-esr2.kicad_mod",
    "cmt2210lc-esr2.glb",
    "cmt2210lc-esr2.step",
    "cmt2210lc-esr2.lbr",
    "docs/hero.png",
    "docs/cmt2210lc-esr2-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cmt2210lc-esr2-hero.glb",
    "cmt2210lc-esr2-hero.overlay.json",
    "cmt2210lc-esr2-etched.glb"
  ],
  "component": {
    "mpn": "CMT2210LC-ESR2",
    "manufacturer": "HopeRF Micro electronics",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "RF And Wireless",
    "subcategory": "RF Transceiver ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586197060152397824",
    "parts": {
      "symbol": "cmt2210lc-esr2.kicad_sym",
      "footprint": "cmt2210lc-esr2.kicad_mod",
      "model_3d": "cmt2210lc-esr2-hero.glb",
      "model_3d_plain": "cmt2210lc-esr2-etched.glb",
      "model_3d_step": "cmt2210lc-esr2-etched.step",
      "model_3d_step_plain": "cmt2210lc-esr2.step",
      "lbr": "cmt2210lc-esr2.lbr"
    },
    "distributor_links": {
      "lcsc": "C118065"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T03:48:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the receiver."
      },
      {
        "number": "2",
        "name": "VDD",
        "type": "power_in",
        "description": "Power supply input; operating supply range is 1.8 to 3.6 V, with a supply slope of no more than 1 mV/us."
      },
      {
        "number": "3",
        "name": "DOUT",
        "type": "output",
        "description": "Demodulated OOK receive data output to the external MCU."
      },
      {
        "number": "4",
        "name": "SDN",
        "type": "input",
        "description": "Chip shutdown control input: pulling low enables receiver operation and pulling high turns the receiver off."
      },
      {
        "number": "5",
        "name": "XIN",
        "type": "input",
        "description": "Crystal oscillator input, or external reference clock input through a DC-blocking capacitor; external clock amplitude should be 0.3 to 0.7 V peak-to-peak at the XTAL pin."
      },
      {
        "number": "6",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; leave floating."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; leave floating."
      },
      {
        "number": "8",
        "name": "RFIN",
        "type": "input",
        "description": "RF signal input to the chip's LNA; the LNA input is matched to 50 Ω or other antenna types with one inductor and one capacitor."
      }
    ],
    "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: MPN given is CMT2210LC-ESR2, but the datasheet only lists CMT2210LC-ESR (tape and reel, 2,500 pcs) a; The pin diagram on page 7 is garbled in the text extraction; pin assignments were taken from the Tab"
        ],
        "pages_sent": 18,
        "cost_usd": 0.0649,
        "at": "2026-10-18T03:45:42"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586197060152397824",
        "pages": 18,
        "sha256": "4ab7e49e70be802b",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
    },
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        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          4.9,
          1.75
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cmt2210lc-esr2-etched.step",
        "role": "eda",
        "up": "Z",
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        "seat": "z = 0",
        "extents_mm": [
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        "footprint_binding": "identity",
        "sha256": "6fac31098f5909625e396cd314329168a62f7c7d793a3017f815976881274623",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}