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Ray Set visibility: public 32571e1 3d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "cp2112-f03-gmr",
  "title": "CP2112-F03-GMR",
  "brief": "SILICON LABS USB ICs, QFN-24-EP(4x4). 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",
    "interface ics",
    "cp2112-f03-gmr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CP2112-F03-GMR",
    "manufacturer": "SILICON LABS",
    "package": "QFN-24-EP(4x4)",
    "pin_count": 25,
    "category": "Interface ICs",
    "subcategory": "USB ICs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/ae5bef5cac415487f8bcb5ada2c7aa09.pdf",
    "parts": {
      "symbol": "cp2112-f03-gmr.kicad_sym",
      "footprint": "cp2112-f03-gmr.kicad_mod",
      "model_3d": "cp2112-f03-gmr-hero.glb",
      "model_3d_plain": "cp2112-f03-gmr-etched.glb",
      "model_3d_step": "cp2112-f03-gmr-etched.step",
      "model_3d_step_plain": "cp2112-f03-gmr.step",
      "lbr": "cp2112-f03-gmr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2678020",
      "digikey": "336-4827-2-ND",
      "mouser": "634-CP2112-F03-GMR"
    },
    "distributor_check": {
      "checked_at": "2026-11-07T01:59:53Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "336-4827-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "634-CP2112-F03-GMR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Serial Data signal for SMBus interface."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; must be tied to ground."
      },
      {
        "number": "3",
        "name": "D+",
        "type": "bidirectional",
        "description": "USB D+ data line."
      },
      {
        "number": "4",
        "name": "D-",
        "type": "bidirectional",
        "description": "USB D- data line."
      },
      {
        "number": "5",
        "name": "VIO",
        "type": "power_in",
        "description": "I/O supply voltage input (1.8 V to VDD)."
      },
      {
        "number": "6",
        "name": "VDD",
        "type": "power_in",
        "description": "Power supply voltage input, also the voltage regulator output (3.45 V on-chip regulator)."
      },
      {
        "number": "7",
        "name": "REGIN",
        "type": "power_in",
        "description": "5 V regulator input; input to the on-chip voltage regulator."
      },
      {
        "number": "8",
        "name": "VBUS",
        "type": "power_in",
        "description": "VBUS sense input; should be connected to the VBUS signal of a USB network."
      },
      {
        "number": "9",
        "name": "/RST",
        "type": "bidirectional",
        "description": "Device reset; open-drain output of internal POR or VDD monitor, and an external source can reset the system by driving it low."
      },
      {
        "number": "10",
        "name": "NC",
        "type": "unconnected",
        "description": "Should be left unconnected or tied to VIO."
      },
      {
        "number": "11",
        "name": "SUSPEND",
        "type": "output",
        "description": "Logic high when the CP2112 is in the USB Suspend state."
      },
      {
        "number": "12",
        "name": "GPIO.7_CLK",
        "type": "bidirectional",
        "description": "User-configurable input or output; in CLK mode outputs a clock signal with configurable frequency."
      },
      {
        "number": "13",
        "name": "GPIO.6",
        "type": "bidirectional",
        "description": "User-configurable input or output."
      },
      {
        "number": "14",
        "name": "GPIO.5",
        "type": "bidirectional",
        "description": "User-configurable input or output."
      },
      {
        "number": "15",
        "name": "GPIO.4",
        "type": "bidirectional",
        "description": "User-configurable input or output."
      },
      {
        "number": "16",
        "name": "VPP",
        "type": "passive",
        "description": "Connect a 4.7 µF capacitor between this pin and ground to support ROM programming via the USB interface."
      },
      {
        "number": "17",
        "name": "/SUSPEND",
        "type": "output",
        "description": "Logic low when the CP2112 is in the USB Suspend state."
      },
      {
        "number": "18",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect."
      },
      {
        "number": "19",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect."
      },
      {
        "number": "20",
        "name": "GPIO.3",
        "type": "bidirectional",
        "description": "User-configurable input or output."
      },
      {
        "number": "21",
        "name": "GPIO.2",
        "type": "bidirectional",
        "description": "User-configurable input or output."
      },
      {
        "number": "22",
        "name": "GPIO.1_RXT",
        "type": "bidirectional",
        "description": "User-configurable input or output; in RXT mode it is the Receive Toggle pin, toggling to indicate SMBus transmission and high when none is in progress."
      },
      {
        "number": "23",
        "name": "GPIO.0_TXT",
        "type": "bidirectional",
        "description": "User-configurable input or output; in TXT mode it is the Transmit Toggle pin, toggling to indicate SMBus transmission and high when none is in progress."
      },
      {
        "number": "24",
        "name": "SCL",
        "type": "bidirectional",
        "description": "Serial Clock signal for SMBus interface."
      },
      {
        "number": "25",
        "name": "GND",
        "type": "power_in",
        "description": "Center exposed pad, 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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Datasheet ordering section lists CP2112-F03-GM; the requested MPN CP2112-F03-GMR is the tape-and-ree; The exposed center pad has no pin number in the datasheet; '25' is an assigned label.; Pin types are inferred from the datasheet's Type column (D I/O, D Out, Power In, etc.). Pin 6 VDD is",
          "1/25 pin names appear NOWHERE in the datasheet text: ['3:D+@p10']"
        ],
        "pages_sent": 14,
        "cost_usd": 0.0796,
        "at": "2026-11-07T01:59:41"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/ae5bef5cac415487f8bcb5ada2c7aa09.pdf",
        "pages": 27,
        "sha256": "674078bf07ef50fa",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 25,
        "described": 25,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cp2112-f03-gmr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4,
          0.77
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "096fc110543e6d324c5120c2d38e3dca87a389da9b6fac234f1fe40856295ef4",
        "checked": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cp2112-f03-gmr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4,
          0.77
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "4db4bb5fbee82ecfa397f24cc425f3dd188080d2291a8b63bf0666aed67078c6",
        "checked": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "SILICON LABS",
      "Package": "QFN-24-EP(4x4)",
      "Category": "Interface ICs",
      "Pins": "25"
    },
    "appearance": {
      "housing": {
        "quote": "4. Recommended card reflow profile is per the JEDEC/IPC J-STD-020 specification for Small Body Components.",
        "page": 12,
        "doc": "ds.pdf",
        "material": "PC"
      },
      "version": 1,
      "datasheet_sha256": "674078bf07ef50fa36a5beab6a440ef99d5467a7d64a0ee552a84c6349ccef03"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "674078bf07ef50fa36a5beab6a440ef99d5467a7d64a0ee552a84c6349ccef03",
      "rows": [
        {
          "name": "Digital Supply Voltage",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3,
          "typ": null,
          "max": 3.6,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Digital Port I/O Supply Voltage",
          "symbol": "VIO",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Voltage on VPP during ROM programming",
          "symbol": "VPP",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 5.75,
          "typ": null,
          "max": null,
          "conditions": "VIO ≥ 3.3 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Current 1 (normal operation, VREG enabled)",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 15,
          "max": 16,
          "conditions": "Normal Operation; VREG Enabled",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Current 1 (suspended, VREG enabled)",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 130,
          "max": 230,
          "conditions": "Suspended; VREG Enabled",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Current - USB Pull-up",
          "symbol": "IUSB",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 200,
          "max": 228,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Specified Operating Temperature Range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Low Voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "IOL = 10 µA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Low Voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "IOL = 8.5 mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input Low Voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.6,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input Leakage Current (weak pull-up off)",
          "symbol": "ILK",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Weak Pull-Up Off",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input Leakage Current (weak pull-up on)",
          "symbol": "ILK",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 25,
          "max": 50,
          "conditions": "Weak Pull-Up On, VIO = 0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Maximum Input Voltage",
          "symbol": "VIN-MAX",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5.8,
          "conditions": "Open drain, logic high (1)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "/RST Input Low Voltage",
          "symbol": "VIL-RST",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.6,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Minimum /RST Low Time to Generate a System Reset",
          "symbol": "tRSTL",
          "kind": "timing",
          "unit": "µs",
          "min": 15,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VDD Ramp Time",
          "symbol": "tRMP",
          "kind": "timing",
          "unit": "ms",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage Range",
          "symbol": "VREGIN",
          "kind": "electrical",
          "unit": "V",
          "min": 3,
          "typ": null,
          "max": 5.25,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage VDD",
          "symbol": "VDD",
          "kind": "electrical",
          "unit": "V",
          "min": 3.3,
          "typ": 3.45,
          "max": 3.6,
          "conditions": "Output Current = 1 to 100 mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VBUS Detection Input Threshold",
          "symbol": "VIH-VBUS",
          "kind": "electrical",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Bias Current",
          "symbol": "IREG",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 120,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "I2C Operating Frequency",
          "symbol": "fI2C",
          "kind": "timing",
          "unit": "kHz",
          "min": 0,
          "typ": null,
          "max": 702,
          "conditions": "Standard Mode (100 kHz Class)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "SMBus Operating Frequency",
          "symbol": "fSMB",
          "kind": "timing",
          "unit": "kHz",
          "min": 401,
          "typ": null,
          "max": 702,
          "conditions": "Standard Mode (100 kHz Class)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Bus Free Time Between STOP and START Conditions",
          "symbol": "tBUF",
          "kind": "timing",
          "unit": "µs",
          "min": 9.4,
          "typ": null,
          "max": null,
          "conditions": "Standard Mode (100 kHz Class)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Hold Time After (Repeated) START Condition",
          "symbol": "tHD:STA",
          "kind": "timing",
          "unit": "µs",
          "min": 4.7,
          "typ": null,
          "max": null,
          "conditions": "Standard Mode (100 kHz Class)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Repeated START Condition Setup Time",
          "symbol": "tSU:STA",
          "kind": "timing",
          "unit": "µs",
          "min": 9.4,
          "typ": null,
          "max": null,
          "conditions": "Standard Mode (100 kHz Class)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "STOP Condition Setup Time",
          "symbol": "tSU:STO",
          "kind": "timing",
          "unit": "µs",
          "min": 9.4,
          "typ": null,
          "max": null,
          "conditions": "Standard Mode (100 kHz Class)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Data Hold Time",
          "symbol": "tHD:DAT",
          "kind": "timing",
          "unit": "ns",
          "min": 489,
          "typ": null,
          "max": null,
          "conditions": "Standard Mode (100 kHz Class)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Data Setup Time",
          "symbol": "tSU:DAT",
          "kind": "timing",
          "unit": "ns",
          "min": 448,
          "typ": null,
          "max": null,
          "conditions": "Standard Mode (100 kHz Class)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Detect Clock Low Timeout",
          "symbol": "tTIMEOUT",
          "kind": "timing",
          "unit": "ms",
          "min": 25,
          "typ": null,
          "max": null,
          "conditions": "Standard Mode (100 kHz Class)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Clock Low Period",
          "symbol": "tLOW",
          "kind": "timing",
          "unit": "µs",
          "min": 4.7,
          "typ": null,
          "max": null,
          "conditions": "Standard Mode (100 kHz Class)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Clock High Period",
          "symbol": "tHIGH",
          "kind": "timing",
          "unit": "µs",
          "min": 9.4,
          "typ": null,
          "max": 503,
          "conditions": "Standard Mode (100 kHz Class)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "I2C Operating Frequency",
          "symbol": "fI2C",
          "kind": "timing",
          "unit": "kHz",
          "min": 0,
          "typ": null,
          "max": 2552,
          "conditions": "Fast Mode (400 kHz Class)",
          "source_page": 7,
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