C8051F041-GQR

{
  "schema_version": 1,
  "type": "component",
  "slug": "c8051f041-gqr",
  "title": "C8051F041-GQR",
  "brief": "SILICON LABS SILICON LABS, TQFP-64(10x10). 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",
    "embedded processors & controllers",
    "c8051f041-gqr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "C8051F041-GQR",
    "manufacturer": "SILICON LABS",
    "package": "TQFP-64(10x10)",
    "pin_count": 64,
    "category": "Embedded Processors & Controllers",
    "subcategory": "SILICON LABS",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/5bc701b55d6ce75788babb54eba8237a.pdf",
    "parts": {
      "symbol": "c8051f041-gqr.kicad_sym",
      "footprint": "c8051f041-gqr.kicad_mod",
      "model_3d": "c8051f041-gqr-hero.glb",
      "model_3d_plain": "c8051f041-gqr-etched.glb",
      "model_3d_step": "c8051f041-gqr-etched.step",
      "model_3d_step_plain": "c8051f041-gqr.step",
      "lbr": "c8051f041-gqr.lbr"
    },
    "distributor_links": {
      "lcsc": "C965910"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T21:14:45Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 800 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CANRX",
        "type": "input",
        "description": "Controller Area Network receive input."
      },
      {
        "number": "2",
        "name": "CANTX",
        "type": "output",
        "description": "Controller Area Network transmit output."
      },
      {
        "number": "3",
        "name": "AV+",
        "type": "power_in",
        "description": "Analog supply voltage, must be tied to +2.7 to +3.6 V."
      },
      {
        "number": "4",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground, must be tied to ground."
      },
      {
        "number": "5",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground, must be tied to ground."
      },
      {
        "number": "6",
        "name": "AV+",
        "type": "power_in",
        "description": "Analog supply voltage, must be tied to +2.7 to +3.6 V."
      },
      {
        "number": "7",
        "name": "VREF",
        "type": "power_in",
        "description": "Bandgap voltage reference output; also DAC voltage reference input on the C8051F041/3."
      },
      {
        "number": "8",
        "name": "VREFA",
        "type": "input",
        "description": "ADC0 (C8051F041/3/5/7) and ADC2 (C8051F041/3 only) voltage reference input."
      },
      {
        "number": "9",
        "name": "AIN0.0",
        "type": "input",
        "description": "ADC0 input channel 0."
      },
      {
        "number": "10",
        "name": "AIN0.1",
        "type": "input",
        "description": "ADC0 input channel 1."
      },
      {
        "number": "11",
        "name": "AIN0.2",
        "type": "input",
        "description": "ADC0 input channel 2."
      },
      {
        "number": "12",
        "name": "AIN0.3",
        "type": "input",
        "description": "ADC0 input channel 3."
      },
      {
        "number": "13",
        "name": "HVCAP",
        "type": "bidirectional",
        "description": "High voltage difference amplifier capacitor pin."
      },
      {
        "number": "14",
        "name": "HVREF",
        "type": "input",
        "description": "High voltage difference amplifier bias reference."
      },
      {
        "number": "15",
        "name": "HVAIN+",
        "type": "input",
        "description": "High voltage difference amplifier positive signal input."
      },
      {
        "number": "16",
        "name": "HVAIN-",
        "type": "input",
        "description": "High voltage difference amplifier negative signal input."
      },
      {
        "number": "17",
        "name": "XTAL1",
        "type": "input",
        "description": "Crystal input, return for the internal oscillator circuit; becomes the system clock if overdriven by an external CMOS clock."
      },
      {
        "number": "18",
        "name": "XTAL2",
        "type": "output",
        "description": "Crystal output, excitation driver for a crystal or ceramic resonator."
      },
      {
        "number": "19",
        "name": "MONEN",
        "type": "input",
        "description": "VDD monitor enable; tied high enables the monitor that resets when VDD < 2.7 V, tied low disables it, normally connected directly to VDD."
      },
      {
        "number": "20",
        "name": "P1.7/AIN2.7/A15",
        "type": "bidirectional",
        "description": "Port 1.7, ADC2 input AIN2.7 or external memory address bit 15 (non-multiplexed mode)."
      },
      {
        "number": "21",
        "name": "P1.6/AIN2.6/A14",
        "type": "bidirectional",
        "description": "Port 1.6, ADC2 input AIN2.6 or external memory address bit 14 (non-multiplexed mode)."
      },
      {
        "number": "22",
        "name": "P1.5/AIN2.5/A13",
        "type": "bidirectional",
        "description": "Port 1.5, ADC2 input AIN2.5 or external memory address bit 13 (non-multiplexed mode)."
      },
      {
        "number": "23",
        "name": "P1.4/AIN2.4/A12",
        "type": "bidirectional",
        "description": "Port 1.4, ADC2 input AIN2.4 or external memory address bit 12 (non-multiplexed mode)."
      },
      {
        "number": "24",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply voltage, must be tied to +2.7 to +3.6 V."
      },
      {
        "number": "25",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground, must be tied to ground."
      },
      {
        "number": "26",
        "name": "P1.3/AIN2.3/A11",
        "type": "bidirectional",
        "description": "Port 1.3, ADC2 input AIN2.3 or external memory address bit 11 (non-multiplexed mode)."
      },
      {
        "number": "27",
        "name": "P1.2/AIN2.2/A10",
        "type": "bidirectional",
        "description": "Port 1.2, ADC2 input AIN2.2 or external memory address bit 10 (non-multiplexed mode)."
      },
      {
        "number": "28",
        "name": "P1.1/AIN2.1/A9",
        "type": "bidirectional",
        "description": "Port 1.1, ADC2 input AIN2.1 or external memory address bit 9 (non-multiplexed mode)."
      },
      {
        "number": "29",
        "name": "P1.0/AIN2.0/A8",
        "type": "bidirectional",
        "description": "Port 1.0, ADC2 input AIN2.0 or external memory address bit 8 (non-multiplexed mode)."
      },
      {
        "number": "30",
        "name": "P2.7/A15m/A7",
        "type": "bidirectional",
        "description": "Port 2.7, external memory address bit 15 (multiplexed mode) or bit 7 (non-multiplexed mode)."
      },
      {
        "number": "31",
        "name": "P2.6/A14m/A6",
        "type": "bidirectional",
        "description": "Port 2.6, external memory address bit 14 (multiplexed mode) or bit 6 (non-multiplexed mode)."
      },
      {
        "number": "32",
        "name": "P2.5/A13m/A5",
        "type": "bidirectional",
        "description": "Port 2.5, external memory address bit 13 (multiplexed mode) or bit 5 (non-multiplexed mode)."
      },
      {
        "number": "33",
        "name": "P2.4/A12m/A4",
        "type": "bidirectional",
        "description": "Port 2.4, external memory address bit 12 (multiplexed mode) or bit 4 (non-multiplexed mode)."
      },
      {
        "number": "34",
        "name": "P2.3/A11m/A3",
        "type": "bidirectional",
        "description": "Port 2.3, external memory address bit 11 (multiplexed mode) or bit 3 (non-multiplexed mode)."
      },
      {
        "number": "35",
        "name": "P2.2/A10m/A2",
        "type": "bidirectional",
        "description": "Port 2.2, external memory address bit 10 (multiplexed mode) or bit 2 (non-multiplexed mode)."
      },
      {
        "number": "36",
        "name": "P2.1/A9m/A1",
        "type": "bidirectional",
        "description": "Port 2.1, external memory address bit 9 (multiplexed mode) or bit 1 (non-multiplexed mode)."
      },
      {
        "number": "37",
        "name": "P2.0/A8m/A0",
        "type": "bidirectional",
        "description": "Port 2.0, external memory address bit 8 (multiplexed mode) or bit 0 (non-multiplexed mode)."
      },
      {
        "number": "38",
        "name": "P3.7/AD7/D7",
        "type": "bidirectional",
        "description": "Port 3.7, external memory address/data bit 7 (multiplexed) or data bit 7 (non-multiplexed); also ADC0 input."
      },
      {
        "number": "39",
        "name": "P3.6/AD6/D6",
        "type": "bidirectional",
        "description": "Port 3.6, external memory address/data bit 6 (multiplexed) or data bit 6 (non-multiplexed); also ADC0 input."
      },
      {
        "number": "40",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground, must be tied to ground."
      },
      {
        "number": "41",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply voltage, must be tied to +2.7 to +3.6 V."
      },
      {
        "number": "42",
        "name": "P3.5/AD5/D5",
        "type": "bidirectional",
        "description": "Port 3.5, external memory address/data bit 5 (multiplexed) or data bit 5 (non-multiplexed); also ADC0 input."
      },
      {
        "number": "43",
        "name": "P3.4/AD4/D4",
        "type": "bidirectional",
        "description": "Port 3.4, external memory address/data bit 4 (multiplexed) or data bit 4 (non-multiplexed); also ADC0 input."
      },
      {
        "number": "44",
        "name": "P3.3/AD3/D3",
        "type": "bidirectional",
        "description": "Port 3.3, external memory address/data bit 3 (multiplexed) or data bit 3 (non-multiplexed); also ADC0 input."
      },
      {
        "number": "45",
        "name": "P3.2/AD2/D2",
        "type": "bidirectional",
        "description": "Port 3.2, external memory address/data bit 2 (multiplexed) or data bit 2 (non-multiplexed); also ADC0 input."
      },
      {
        "number": "46",
        "name": "P3.1/AD1/D1",
        "type": "bidirectional",
        "description": "Port 3.1, external memory address/data bit 1 (multiplexed) or data bit 1 (non-multiplexed); also ADC0 input."
      },
      {
        "number": "47",
        "name": "P3.0/AD0/D0",
        "type": "bidirectional",
        "description": "Port 3.0, external memory address/data bit 0 (multiplexed) or data bit 0 (non-multiplexed); also ADC0 input."
      },
      {
        "number": "48",
        "name": "P0.7/WR",
        "type": "bidirectional",
        "description": "Port 0.7 or /WR strobe for the external memory bus."
      },
      {
        "number": "49",
        "name": "P0.6/RD",
        "type": "bidirectional",
        "description": "Port 0.6 or /RD strobe for the external memory bus."
      },
      {
        "number": "50",
        "name": "P0.5/ALE",
        "type": "bidirectional",
        "description": "Port 0.5 or ALE strobe for the external memory address bus (multiplexed mode)."
      },
      {
        "number": "51",
        "name": "P0.4",
        "type": "bidirectional",
        "description": "Port 0.4 general-purpose I/O."
      },
      {
        "number": "52",
        "name": "P0.3",
        "type": "bidirectional",
        "description": "Port 0.3 general-purpose I/O."
      },
      {
        "number": "53",
        "name": "P0.2",
        "type": "bidirectional",
        "description": "Port 0.2 general-purpose I/O."
      },
      {
        "number": "54",
        "name": "P0.1",
        "type": "bidirectional",
        "description": "Port 0.1 general-purpose I/O."
      },
      {
        "number": "55",
        "name": "P0.0",
        "type": "bidirectional",
        "description": "Port 0.0 general-purpose I/O."
      },
      {
        "number": "56",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground, must be tied to ground."
      },
      {
        "number": "57",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply voltage, must be tied to +2.7 to +3.6 V."
      },
      {
        "number": "58",
        "name": "TMS",
        "type": "input",
        "description": "JTAG test mode select with internal pullup."
      },
      {
        "number": "59",
        "name": "TCK",
        "type": "input",
        "description": "JTAG test clock with internal pullup."
      },
      {
        "number": "60",
        "name": "TDI",
        "type": "input",
        "description": "JTAG test data input with internal pullup, latched on the rising edge of TCK."
      },
      {
        "number": "61",
        "name": "TDO",
        "type": "tri_state",
        "description": "JTAG test data output with internal pullup, shifted out on the falling edge of TCK, tri-state driver."
      },
      {
        "number": "62",
        "name": "/RST",
        "type": "bidirectional",
        "description": "Device reset; open-drain output of the internal VDD monitor driven low when VDD < 2.7 V and MONEN is high, and an external source can reset the system by driving it low."
      },
      {
        "number": "63",
        "name": "DAC1",
        "type": "output",
        "description": "Digital to analog converter 1 voltage output (C8051F040/1/2/3 only)."
      },
      {
        "number": "64",
        "name": "DAC0",
        "type": "output",
        "description": "Digital to analog converter 0 voltage output (C8051F040/1/2/3 only)."
      }
    ],
    "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: The VREFA row in Table 4.1 prints only one pin number (8), so the column it belongs to is ambiguous.; The datasheet covers eight part numbers, and the 64-pin column is shared by C8051F041/3/5/7. The MPN; The TDO type is set to tri_state because the datasheet says the output is a tri-state driver. Pin ty",
          "2/64 pins cited to the wrong page (name found elsewhere): ['17:XTAL1@p37', '18:XTAL2@p37']"
        ],
        "pages_sent": 54,
        "cost_usd": 0.4923,
        "at": "2026-10-23T21:13:39"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/5bc701b55d6ce75788babb54eba8237a.pdf",
        "pages": 320,
        "sha256": "621ee880b8abd78a",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          12,
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "60567e81b0770b6c519104183a7a05ba52dddc11146b5fbe21434fbb5801696c",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "c8051f041-gqr-etched.step",
        "role": "eda",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "e481b8d1b406d1287f9b04655937297a6b57096318a89e2120470c921c0eebfa",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "SILICON LABS",
      "Package": "TQFP-64(10x10)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "64"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "621ee880b8abd78a2573091a1aaabd2af4984ddad9329ea4c5ffe3052d8ca212",
      "rows": [
        {
          "name": "Ambient temperature under bias",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 35,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "",
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          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 35,
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        },
        {
          "name": "Voltage on VDD with respect to DGND",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
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          "max": 4.2,
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          "name": "Voltage on any Port I/O pin, /RST, JTAG pins",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 5.8,
          "conditions": "with respect to DGND",
          "source_page": 35,
          "source": "datasheet"
        },
        {
          "name": "Maximum total current through VDD, AV+, DGND, AGND",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 800,
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        },
        {
          "name": "Maximum output current sunk by any Port pin",
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          "kind": "absolute_maximum",
          "unit": "mA",
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        },
        {
          "name": "Maximum output current sunk by any other I/O pin",
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          "unit": "mA",
          "min": null,
          "typ": null,
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          "source": "datasheet"
        },
        {
          "name": "Maximum output current sourced by any Port pin",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Maximum output current sourced by any other I/O pin",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 35,
          "source": "datasheet"
        },
        {
          "name": "Analog supply voltage",
          "symbol": "AV+",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.7,
          "typ": 3,
          "max": 3.6,
          "conditions": "",
          "source_page": 36,
          "source": "datasheet"
        },
        {
          "name": "Digital supply voltage",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.7,
          "typ": 3,
          "max": 3.6,
          "conditions": "",
          "source_page": 36,
          "source": "datasheet"
        },
        {
          "name": "Analog-to-digital supply delta",
          "symbol": "|VDD - AV+|",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "",
          "source_page": 36,
          "source": "datasheet"
        },
        {
          "name": "Specified operating temperature range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 36,
          "source": "datasheet"
        },
        {
          "name": "System clock frequency",
          "symbol": "SYSCLK",
          "kind": "recommended_operating",
          "unit": "MHz",
          "min": 0,
          "typ": null,
          "max": 25,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "SYSCLK low time",
          "symbol": "Tsysl",
          "kind": "timing",
          "unit": "ns",
          "min": 18,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 36,
          "source": "datasheet"
        },
        {
          "name": "SYSCLK high time",
          "symbol": "Tsysh",
          "kind": "timing",
          "unit": "ns",
          "min": 18,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 36,
          "source": "datasheet"
        },
        {
          "name": "Digital supply current, CPU active",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "VDD = 2.7 V, Clock = 25 MHz",
          "source_page": 36,
          "source": "datasheet"
        },
        {
          "name": "Digital supply current, CPU inactive (Idle)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "VDD = 2.7 V, Clock = 25 MHz",
          "source_page": 36,
          "source": "datasheet"
        },
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          "name": "Digital supply RAM data retention voltage",
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