main
Ray Set visibility: public e2a992b 6h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "xc081s021",
  "title": "XC081S021",
  "brief": "Si Change Analog To Digital Converters (ADC), SOT-23-6. 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",
    "data acquisition",
    "xc081s021",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "XC081S021",
    "manufacturer": "Si Change",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Data Acquisition",
    "subcategory": "Analog To Digital Converters (ADC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603387058719375360",
    "parts": {
      "symbol": "xc081s021.kicad_sym",
      "footprint": "xc081s021.kicad_mod",
      "model_3d": "xc081s021-hero.glb",
      "model_3d_plain": "xc081s021-etched.glb",
      "model_3d_step": "xc081s021-etched.step",
      "model_3d_step_plain": "xc081s021.step",
      "lbr": "xc081s021.lbr"
    },
    "distributor_links": {
      "lcsc": "C23377941"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T14:38:32Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VA",
        "type": "power_in",
        "description": "Power supply input for 3.3 V to 5.25 V operation, which also serves as the ADC reference voltage."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Analog input signal ground; all analog and digital signals are referenced to this pin."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Analog signal input with a range of 0 V to VA."
      },
      {
        "number": "4",
        "name": "SCLK",
        "type": "input",
        "description": "Serial clock input that directly controls the conversion and readout process."
      },
      {
        "number": "5",
        "name": "SDATA",
        "type": "output",
        "description": "Serial data output; it enters tri-state after the 12th falling edge of SCLK, ending the conversion cycle."
      },
      {
        "number": "6",
        "name": "CS",
        "type": "input",
        "description": "Active-low chip select; pulling it low starts a conversion cycle and it must be held high for at least 1 µs after SDATA tri-states before the next conversion."
      }
    ],
    "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 pin table on page 2 gives names, numbers and descriptions for all six pins, so the SOT-23-6 pino"
        ],
        "pages_sent": 4,
        "cost_usd": 0.0266,
        "at": "2026-10-18T14:36:08"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603387058719375360",
        "pages": 4,
        "sha256": "ce7eedebe15c61e1",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "xc081s021.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "xc081s021-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "5419b788291d891d158f0fc25651c67e6157ad447c10d30aae04e61ae3d3a95d",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Si Change",
      "Package": "SOT-23-6",
      "Category": "Data Acquisition",
      "Pins": "6"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "ce7eedebe15c61e1a5bc4a0a6a8f99df89d913ea6c364d0644ae9705f188cf9c",
      "rows": [
        {
          "name": "Supply voltage (single supply)",
          "symbol": "VA",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3.3,
          "typ": null,
          "max": 5.25,
          "conditions": "单电源供电",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Sample rate",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "KSPS",
          "min": 50,
          "typ": null,
          "max": 200,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Integral nonlinearity error (INL)",
          "symbol": "INL",
          "kind": "electrical",
          "unit": "LSB",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Differential nonlinearity error (DNL)",
          "symbol": "DNL",
          "kind": "electrical",
          "unit": "LSB",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Resolution",
          "symbol": "",
          "kind": "electrical",
          "unit": "位",
          "min": null,
          "typ": 8,
          "max": null,
          "conditions": "无失码 (no missing codes)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Typical power consumption",
          "symbol": "",
          "kind": "electrical",
          "unit": "mW",
          "min": null,
          "typ": 2.2,
          "max": null,
          "conditions": "5V,200 KSPS",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Typical power consumption",
          "symbol": "",
          "kind": "electrical",
          "unit": "mW",
          "min": null,
          "typ": 0.99,
          "max": null,
          "conditions": "3.3V,200 KSPS",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Signal-to-noise and distortion ratio (SNR)",
          "symbol": "SNR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 49.5,
          "max": null,
          "conditions": "@100 KHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Total harmonic distortion (THD)",
          "symbol": "THD",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": -66,
          "max": null,
          "conditions": "@100 KHz",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "xc081s021"
  ],
  "discovery_pitch": "XC081S021 (Si Change) 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",
    "xc081s021.kicad_sym",
    "xc081s021.kicad_mod",
    "xc081s021.glb",
    "xc081s021.step",
    "xc081s021.lbr",
    "docs/hero.png",
    "docs/xc081s021-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "xc081s021-hero.glb",
    "xc081s021-hero.overlay.json",
    "xc081s021-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}