main
Ray Set visibility: public 10c9e62 8d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "ci7476",
  "title": "CI7476",
  "brief": "Tokmas 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",
    "ci7476",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CI7476",
    "manufacturer": "Tokmas",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Data Acquisition",
    "subcategory": "Analog To Digital Converters (ADC)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/e35930d1ead66962783f5fd4ba9b7e20.pdf",
    "parts": {
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      "footprint": "ci7476.kicad_mod",
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      "model_3d_plain": "ci7476-etched.glb",
      "model_3d_step": "ci7476-etched.step",
      "model_3d_step_plain": "ci7476.step",
      "lbr": "ci7476.lbr"
    },
    "distributor_links": {
      "lcsc": "C41415530"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T23:00:51Z",
      "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; the datasheet gives a single 3.3 V to 4.8 V supply for the CI7476E/77E/78E and a single 4 V to 5.25 V supply for the CI7476/77/78."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground return for the supply and signals."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Analog input that can range from 0 V to VDD."
      },
      {
        "number": "4",
        "name": "SCLK",
        "type": "input",
        "description": "Digital clock input that directly controls the conversion and readout processes."
      },
      {
        "number": "5",
        "name": "SDATA",
        "type": "output",
        "description": "Digital data output; the output samples are clocked out of this pin on falling edges of SCLK."
      },
      {
        "number": "6",
        "name": "CS",
        "type": "input",
        "description": "Chip select; a conversion process begins on the falling edge of CS."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "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: Pin numbers and names were taken from the text pin-function table on page 3 (TERMINAL NAME/NO. colum"
        ],
        "pages_sent": 5,
        "cost_usd": 0.0279,
        "at": "2026-10-17T22:58:48"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/e35930d1ead66962783f5fd4ba9b7e20.pdf",
        "pages": 5,
        "sha256": "d9211876f91c07dc",
        "source_tier": "lcsc"
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      "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": [
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        "file": "ci7476.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          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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        "file": "ci7476-etched.step",
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        "footprint_binding": "identity",
        "sha256": "5711982826230e8c9185eed75eb949d526e03c3312c7f0ea5c09e5f4ee79d66e",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Tokmas",
      "Package": "SOT-23-6",
      "Category": "Data Acquisition",
      "Pins": "6"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "d9211876f91c07dcd7e88b33efa8280fda31c75a40a2743bc31cd9f76e733000",
      "rows": [
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          "name": "Integral linearity",
          "symbol": "",
          "kind": "electrical",
          "unit": "LSB",
          "min": -1.25,
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          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Differential linearity",
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          "typ": null,
          "max": 1.25,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Supply current, normal operation",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.85,
          "max": 0.97,
          "conditions": "Digital inputs = 0 V or VDD; fSAMPLE = 800 KSPS, fSCLK = 16 MHz, VDD = 4 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Supply current, normal operation",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1.22,
          "max": 1.34,
          "conditions": "Digital inputs = 0 V or VDD; fSAMPLE = 800 KSPS, fSCLK = 16 MHz, VDD = 5 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Supply current, normal operation",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.48,
          "max": 0.58,
          "conditions": "Digital inputs = 0 V or VDD; fSAMPLE = 500 KSPS, fSCLK = 10 MHz, VDD = 4 V",
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          "source": "datasheet"
        },
        {
          "name": "Supply current, normal operation",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.8,
          "max": 0.9,
          "conditions": "Digital inputs = 0 V or VDD; fSAMPLE = 500 KSPS, fSCLK = 10 MHz, VDD = 5 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation, normal operation",
          "symbol": "",
          "kind": "electrical",
          "unit": "mW",
          "min": null,
          "typ": 3.4,
          "max": 3.9,
          "conditions": "Normal operation; fSAMPLE = 800 KSPS, fSCLK = 16 MHz, VDD = 4 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation, normal operation",
          "symbol": "",
          "kind": "electrical",
          "unit": "mW",
          "min": null,
          "typ": 6.1,
          "max": 6.7,
          "conditions": "Normal operation; fSAMPLE = 800 KSPS, fSCLK = 16 MHz, VDD = 5 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage VDD (CI7476 single-supply range)",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4,
          "typ": null,
          "max": 5.25,
          "conditions": "Single supply operation for CI 7476/77/78",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "Unless otherwise noted",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Resolution",
          "symbol": "",
          "kind": "electrical",
          "unit": "Bits",
          "min": null,
          "typ": 12,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "No missing codes",
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          "unit": "Bits",
          "min": null,
          "typ": 12,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Throughput rate fSAMPLE",
          "symbol": "fSAMPLE",
          "kind": "electrical",
          "unit": "KSPS",
          "min": null,
          "typ": 800,
          "max": null,
          "conditions": "fSCLK = 16 MHz, 4 V ≤ VDD ≤ 5.25 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Signal-to-noise ratio SNR",
          "symbol": "SNR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 71.5,
          "max": null,
          "conditions": "fIN = 100 kHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Total harmonic distortion THD",
          "symbol": "THD",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": -84,
          "max": null,
          "conditions": "fIN = 100 kHz",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ci7476"
  ],
  "discovery_pitch": "CI7476 (Tokmas) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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    "ci7476.kicad_mod",
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    "ci7476.step",
    "ci7476.lbr",
    "docs/hero.png",
    "docs/ci7476-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ci7476-hero.glb",
    "ci7476-hero.overlay.json",
    "ci7476-etched.glb"
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  "visibility": {
    "public": true
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}