main
Ray Set visibility: public 7f8cdf9 2d ago
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683
{
  "schema_version": 1,
  "type": "component",
  "slug": "gx21m15",
  "title": "GX21M15",
  "brief": "GXCAS Temperature Sensors, SOP-8. 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",
    "sensors",
    "gx21m15",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "GX21M15",
    "manufacturer": "GXCAS",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Sensors",
    "subcategory": "Temperature Sensors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588907422626811904",
    "parts": {
      "symbol": "gx21m15.kicad_sym",
      "footprint": "gx21m15.kicad_mod",
      "model_3d": "gx21m15-hero.glb",
      "model_3d_plain": "gx21m15-etched.glb",
      "model_3d_step": "gx21m15-etched.step",
      "model_3d_step_plain": "gx21m15.step",
      "lbr": "gx21m15.lbr"
    },
    "distributor_links": {
      "lcsc": "C917200"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T22:54:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C bus bidirectional data line with open-drain output; if the bus pull-ups do not meet I2C requirements, an external pull-up of about 10 kΩ is needed, and SDA must not float because it has no internal bias."
      },
      {
        "number": "2",
        "name": "SCL",
        "type": "input",
        "description": "I2C bus clock input that must be driven by the bus master and must not float because it has no internal bias."
      },
      {
        "number": "3",
        "name": "OS",
        "type": "output",
        "description": "Over-temperature protection/interrupt open-drain output that needs an external pull-up (up to 200 kΩ recommended) and has a maximum output sink current of 10 mA."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground, connected to the system ground."
      },
      {
        "number": "5",
        "name": "A2",
        "type": "input",
        "description": "Digital input for user-configured address bit 2, tied to GND (logic 0) or VCC (logic 1) and must not float."
      },
      {
        "number": "6",
        "name": "A1",
        "type": "input",
        "description": "Digital input for user-configured address bit 1, tied to GND (logic 0) or VCC (logic 1) and must not float."
      },
      {
        "number": "7",
        "name": "A0",
        "type": "input",
        "description": "Digital input for user-configured address bit 0, tied to GND (logic 0) or VCC (logic 1) and must not float."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply port; operating supply range is 2.8 V to 5.5 V and the absolute maximum rating is 6.0 V."
      }
    ],
    "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": [],
        "pages_sent": 23,
        "cost_usd": 0.0789,
        "at": "2026-10-18T22:51:53"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588907422626811904",
        "pages": 23,
        "sha256": "478f9899d0a06ed6",
        "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": "gx21m15.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "gx21m15-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "95a12386a416cbe4cbeeeebec878cf29cdef422d98ba60a92a8feda1e152d361",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "GXCAS",
      "Package": "SOP-8",
      "Category": "Sensors",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "478f9899d0a06ed6b898d1ed271efc27e99b334bacc9771471b3b20b4320da02",
      "rows": [
        {
          "name": "Supply voltage (absolute maximum)",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 15,
          "source": "datasheet"
        },
        {
          "name": "Input voltage (absolute maximum)",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "在输入端口",
          "source_page": 15,
          "source": "datasheet"
        },
        {
          "name": "Input current (absolute maximum)",
          "symbol": "II",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "在输入端口",
          "source_page": 15,
          "source": "datasheet"
        },
        {
          "name": "Output sink current (absolute maximum)",
          "symbol": "IO(sink)",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "OS 端口",
          "source_page": 15,
          "source": "datasheet"
        },
        {
          "name": "Output voltage (absolute maximum)",
          "symbol": "VO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "OS 端口",
          "source_page": 15,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature (absolute maximum)",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 15,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature (absolute maximum)",
          "symbol": "Tj",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 15,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage (recommended operating)",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.8,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 15,
          "source": "datasheet"
        },
        {
          "name": "Ambient temperature (recommended operating)",
          "symbol": "Tamb",
          "kind": "recommended_operating",
          "unit": "C",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 15,
          "source": "datasheet"
        },
        {
          "name": "Temperature accuracy",
          "symbol": "Tacc",
          "kind": "tolerance",
          "unit": "C",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "Tamb = 25 C to +100 C",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Temperature accuracy",
          "symbol": "Tacc",
          "kind": "tolerance",
          "unit": "C",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "Tamb = 55 C to +125 C",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Number of faults (programmable)",
          "symbol": "Nfault",
          "kind": "electrical",
          "unit": "",
          "min": 1,
          "typ": null,
          "max": 6,
          "conditions": "可编程;故障数转换",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Input low voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "数字引脚",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "High-level input current",
          "symbol": "IIH",
          "kind": "electrical",
          "unit": "μA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "数字引脚; VI = VCC",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Low-level input current",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "μA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "数字引脚; VI = 0 V",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Output low voltage (SDA and OS pins)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "SDA 和 OS 引脚; IOL = 3 mA",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Output low voltage (SDA and OS pins)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "IOL = 4 mA",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Output leakage current (SDA and OS pins)",
          "symbol": "ILO",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "SDA 和 OS pins; VOH = VCC",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Average supply current, I2C bus inactive",
          "symbol": "IDD(AV)",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 80,
          "max": 200,
          "conditions": "正常模式: I2C 总线未激活",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Average supply current, I2C bus active",
          "symbol": "IDD(AV)",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "正常模式: I2C 总线激活; fSCL = 400 kHz",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Average supply current, sleep mode",
          "symbol": "",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.2,
          "max": 1,
          "conditions": "睡眠模式",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Bus error timeout",
          "symbol": "tto",
          "kind": "timing",
          "unit": "ms",
          "min": 75,
          "typ": null,
          "max": 200,
          "conditions": "",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "SCL clock frequency",
          "symbol": "fSCL",
          "kind": "timing",
          "unit": "kHz",
          "min": 0.02,
          "typ": null,
          "max": 400,
          "conditions": "见 图 20",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "SCL high period",
          "symbol": "tHIGH",
          "kind": "timing",
          "unit": "s",
          "min": 0.6,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "SCL low period",
          "symbol": "tLOW",
          "kind": "timing",
          "unit": "s",
          "min": 1.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "START hold (repeated) time",
          "symbol": "tHD;STA",
          "kind": "timing",
          "unit": "ns",
          "min": 100,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "Data setup time",
          "symbol": "tSU;DAT",
          "kind": "timing",
          "unit": "ns",
          "min": 100,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "Data hold time",
          "symbol": "tHD;DAT",
          "kind": "timing",
          "unit": "ns",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "STOP setup time",
          "symbol": "tSU;STO",
          "kind": "timing",
          "unit": "ns",
          "min": 100,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "Input hysteresis voltage (SCL and SDA pins)",
          "symbol": "VI(hys)",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 300,
          "max": null,
          "conditions": "",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Input hysteresis voltage (A2, A1, A0 pins)",
          "symbol": "VI(hys)",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Temperature resolution",
          "symbol": "Tres",
          "kind": "electrical",
          "unit": "C",
          "min": null,
          "typ": 0.125,
          "max": null,
          "conditions": "11-bit 数字数据",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Temperature conversion time",
          "symbol": "tconv(T)",
          "kind": "timing",
          "unit": "ms",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "正常模式",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Conversion period",
          "symbol": "Tconv",
          "kind": "timing",
          "unit": "ms",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "正常模式",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Overtemperature shutdown threshold (default)",
          "symbol": "Tth(ots)",
          "kind": "electrical",
          "unit": "C",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "默认值",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Hysteresis temperature (default)",
          "symbol": "Thys",
          "kind": "electrical",
          "unit": "C",
          "min": null,
          "typ": 75,
          "max": null,
          "conditions": "默认值",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Input capacitance (digital pins)",
          "symbol": "Ci",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "数字引脚",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "Fall time (SDA and OS output ports)",
          "symbol": "tf",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 250,
          "max": null,
          "conditions": "CL = 400 pF; IOL = 3 mA",
          "source_page": 18,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "gx21m15"
  ],
  "discovery_pitch": "GX21M15 (GXCAS) 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",
    "gx21m15.kicad_sym",
    "gx21m15.kicad_mod",
    "gx21m15.glb",
    "gx21m15.step",
    "gx21m15.lbr",
    "docs/hero.png",
    "docs/gx21m15-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "gx21m15-hero.glb",
    "gx21m15-hero.overlay.json",
    "gx21m15-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}