XC101S021

{
  "schema_version": 1,
  "type": "component",
  "slug": "xc101s021",
  "title": "XC101S021",
  "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": [
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    "data acquisition",
    "xc101s021",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "XC101S021",
    "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/8603387335589441536",
    "parts": {
      "symbol": "xc101s021.kicad_sym",
      "footprint": "xc101s021.kicad_mod",
      "model_3d": "xc101s021-hero.glb",
      "model_3d_plain": "xc101s021-etched.glb",
      "model_3d_step": "xc101s021-etched.step",
      "model_3d_step_plain": "xc101s021.step",
      "lbr": "xc101s021.lbr"
    },
    "distributor_links": {
      "lcsc": "C23377940"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T19:52:21Z",
      "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 a 3.3 V to 5.25 V single supply, which also serves as the ADC reference voltage; VA must be set greater than or equal to the maximum VIN to avoid saturating the maximum conversion code."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Analog input signal ground to which all analog and digital signals are referenced."
      },
      {
        "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; a conversion starts when CS is pulled low with serial clocks supplied, and the conversion ends after the 14th falling edge of SCLK."
      },
      {
        "number": "5",
        "name": "SDATA",
        "type": "output",
        "description": "Serial data output that delivers the 10-bit conversion result MSB first after three leading zeros and enters tri-state after the 14th falling edge of SCLK."
      },
      {
        "number": "6",
        "name": "CS",
        "type": "input",
        "description": "Active-low chip select that starts a conversion when pulled low and must be raised after 14 SCLK clocks; a new conversion can begin 1 µs after SDATA goes tri-state."
      }
    ],
    "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: Pinout taken from the pin description table on page 2 (the pin diagram itself is an image and was no"
        ],
        "pages_sent": 4,
        "cost_usd": 0.0277,
        "at": "2026-10-17T19:50:03"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603387335589441536",
        "pages": 4,
        "sha256": "28ec3f5fe15c66a2",
        "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": "xc101s021.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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "centre_offset_mm": 0,
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        "sha256": "678edcb6927432b8783df63d4fd0a0fee29863517da62fca1b6516af8509ab83",
        "checked": "2026-10-17",
        "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": "28ec3f5fe15c66a2fa5787ded8fc5fb07a352e9c5c4f2e21d003c014bf5b39c6",
      "rows": [
        {
          "name": "Supply voltage (single supply, VA)",
          "symbol": "VA",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3.3,
          "typ": null,
          "max": 5.25,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Sampling rate",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "KSPS",
          "min": 50,
          "typ": null,
          "max": 200,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Integral nonlinearity error (INL)",
          "symbol": "INL",
          "kind": "electrical",
          "unit": "LSB",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Differential nonlinearity error (DNL)",
          "symbol": "DNL",
          "kind": "electrical",
          "unit": "LSB",
          "min": -0.75,
          "typ": null,
          "max": 0.75,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
    "xc101s021"
  ],
  "discovery_pitch": "XC101S021 (Si Change) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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    "xc101s021.lbr",
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  ],
  "visibility": {
    "public": true
  }
}