XC7476

{
  "slug": "xc7476",
  "version": "0.1.0",
  "type": "component",
  "description": "Si Change Analog To Digital Converters (ADC), SOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "data acquisition",
    "xc7476",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "xc7476.kicad_sym",
    "xc7476.kicad_mod",
    "xc7476.glb",
    "xc7476.step",
    "xc7476.lbr",
    "docs/hero.png",
    "docs/xc7476-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "xc7476-hero.glb",
    "xc7476-hero.overlay.json",
    "xc7476-etched.glb"
  ],
  "component": {
    "mpn": "XC7476",
    "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/8603387340505706496",
    "parts": {
      "symbol": "xc7476.kicad_sym",
      "footprint": "xc7476.kicad_mod",
      "model_3d": "xc7476-hero.glb",
      "model_3d_plain": "xc7476-etched.glb",
      "model_3d_step": "xc7476-etched.step",
      "model_3d_step_plain": "xc7476.step",
      "lbr": "xc7476.lbr"
    },
    "distributor_links": {
      "lcsc": "C23377945"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T19:18:13Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Power supply input, specified from 4 V to 5.25 V; the datasheet also says VDD should be at or above the maximum VIN input to avoid saturating the maximum conversion code."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Analog input signal ground and common ground reference for all circuits; all analog and digital signals are referenced to this pin."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Single-ended analog signal input with an input range of 0 V to VDD."
      },
      {
        "number": "4",
        "name": "SCLK",
        "type": "input",
        "description": "Serial clock input that provides the serial clock and acts as the clock source for the conversion process; the datasheet calls for 16 SCLK cycles per conversion."
      },
      {
        "number": "5",
        "name": "SDATA",
        "type": "output",
        "description": "Serial data output that delivers the conversion result MSB first, preceded by four leading zeros; the output goes to three-state after the 16th falling edge of SCLK."
      },
      {
        "number": "6",
        "name": "CS",
        "type": "input",
        "description": "Active-low chip select that starts a conversion on its falling edge and frames the serial data output; pulling it high before 10 SCLK cycles aborts the 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 datasheet gives a pin table only as text for the SOT-23-6 package; the pin-configuration diagram; The SDATA pin is three-state after the 16th SCLK falling edge; it is classed as 'output' here since "
        ],
        "pages_sent": 4,
        "cost_usd": 0.0259,
        "at": "2026-10-17T19:16:28"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603387340505706496",
        "pages": 4,
        "sha256": "a4e7526bc2754299",
        "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": "xc7476.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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "xc7476-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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d733a7208139719b7b498123af172eefae7598ad66b283b8f4afef8c6c1596db",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}