CMT2150A-ESR

{
  "slug": "cmt2150a-esr",
  "version": "0.1.0",
  "type": "component",
  "description": "HopeRF Micro electronics RF Transceiver ICs, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "rf and wireless",
    "cmt2150a-esr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cmt2150a-esr.kicad_sym",
    "cmt2150a-esr.kicad_mod",
    "cmt2150a-esr.glb",
    "cmt2150a-esr.step",
    "cmt2150a-esr.lbr",
    "docs/hero.png",
    "docs/cmt2150a-esr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cmt2150a-esr-hero.glb",
    "cmt2150a-esr-hero.overlay.json"
  ],
  "component": {
    "mpn": "CMT2150A-ESR",
    "manufacturer": "HopeRF Micro electronics",
    "package": "SOIC-14",
    "pin_count": 14,
    "category": "RF And Wireless",
    "subcategory": "RF Transceiver ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586195209919479808",
    "parts": {
      "symbol": "cmt2150a-esr.kicad_sym",
      "footprint": "cmt2150a-esr.kicad_mod",
      "model_3d": "cmt2150a-esr-hero.glb",
      "model_3d_plain": "cmt2150a-esr.glb",
      "model_3d_step": "cmt2150a-esr-etched.step",
      "model_3d_step_plain": "cmt2150a-esr.step",
      "lbr": "cmt2150a-esr.lbr"
    },
    "distributor_links": {
      "lcsc": "C77208"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T20:38:30Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "LED",
        "type": "output",
        "description": "LED driver output, active low; it lights during transmission and flashes at 6 Hz (at least 5 times) when low battery is detected with LBD enabled."
      },
      {
        "number": "2",
        "name": "VDD",
        "type": "power_in",
        "description": "Power supply input; recommended operating voltage 1.8 V to 3.6 V, absolute maximum -0.3 V to 3.6 V."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "4",
        "name": "RFO",
        "type": "output",
        "description": "Power amplifier RF output, specified into a matched 50 Ω load."
      },
      {
        "number": "5",
        "name": "K7",
        "type": "input",
        "description": "Push-button input 7 for the configurable button modes; not used in Toggle or PWM button modes."
      },
      {
        "number": "6",
        "name": "K6",
        "type": "input",
        "description": "Push-button input 6 for the configurable button modes; not used in PWM button mode."
      },
      {
        "number": "7",
        "name": "K5",
        "type": "input",
        "description": "Push-button input 5; in Matrix button mode it is one of the five matrix buttons (K1 on pin 11 through K5 on pin 7)."
      },
      {
        "number": "8",
        "name": "K4",
        "type": "input",
        "description": "Push-button input 4 for the configurable button modes; in normal button mode it maps to data bit D3."
      },
      {
        "number": "9",
        "name": "K3",
        "type": "input",
        "description": "Push-button input 3 for the configurable button modes; not used in PWM button mode."
      },
      {
        "number": "10",
        "name": "K2",
        "type": "input",
        "description": "Push-button input 2 for the configurable button modes."
      },
      {
        "number": "11",
        "name": "K1",
        "type": "input",
        "description": "Push-button input 1 for the configurable button modes; in Matrix mode it is button B0."
      },
      {
        "number": "12",
        "name": "DATA",
        "type": "bidirectional",
        "description": "Data pin for access to the embedded EEPROM; internally pulled up to VDD."
      },
      {
        "number": "13",
        "name": "CLK",
        "type": "input",
        "description": "Clock pin for access to the embedded EEPROM; internally pulled up to VDD."
      },
      {
        "number": "14",
        "name": "XTAL",
        "type": "input",
        "description": "26 MHz single-ended crystal oscillator input, or external 26 MHz reference clock input through a coupling capacitor with amplitude 0.3 to 0.7 Vpp."
      }
    ],
    "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 datasheet's pin table (page 8) lists pins 5-11 only as the range K[7:1] and does not give a per-; Pin 12 is DATA in the pin table, but the button-mode figures and text on pages 22-24 label pin 12 as; The datasheet says LED is an active-low driver and refers to section 5.10 for its maximum current, b"
        ],
        "pages_sent": 15,
        "cost_usd": 0.0675,
        "at": "2026-10-09T20:36:19"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586195209919479808",
        "pages": 31,
        "sha256": "b75622fd57894feb",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cmt2150a-esr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          8.7,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3b9a775da256c8afcc28dcddfbc2eb3f266107fe61ce8446d96f2c52b6f44a70",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cmt2150a-esr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          8.7,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "4c7393d8fe5cd82c41467c378b561fc78b6754e3d0539daeecc70c2e371585b4",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}