CM2220-MSOTA

{
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  "type": "component",
  "slug": "cm2220-msota",
  "title": "CM2220-MSOTA",
  "brief": "CIMO Analog To Digital Converters (ADC), MSOP-10. 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",
    "cm2220-msota",
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  "component": {
    "mpn": "CM2220-MSOTA",
    "manufacturer": "CIMO",
    "package": "MSOP-10",
    "pin_count": 10,
    "category": "Data Acquisition",
    "subcategory": "Analog To Digital Converters (ADC)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/2400a2ae6a2315a0c9eeacbe9660da44.pdf",
    "parts": {
      "symbol": "cm2220-msota.kicad_sym",
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      "lbr": "cm2220-msota.lbr"
    },
    "distributor_links": {
      "lcsc": "C45359043"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T19:22:55Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "REF",
        "type": "input",
        "description": "Reference voltage input, specified at 2.4 V to 5.1 V; a 10 µF decoupling capacitor should be connected between REF and GND."
      },
      {
        "number": "2",
        "name": "VDD",
        "type": "power_in",
        "description": "Core supply voltage, specified at 1.71 V to 1.89 V with 1.8 V typical."
      },
      {
        "number": "3",
        "name": "IN+",
        "type": "input",
        "description": "Positive analog input; the converter samples the voltage difference IN+ minus IN- over a 0 V to VREF range."
      },
      {
        "number": "4",
        "name": "IN-",
        "type": "input",
        "description": "Analog input reference ground, the negative input of the pseudo-differential pair."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "6",
        "name": "CNV",
        "type": "input",
        "description": "Conversion start: a rising edge starts a conversion, and the CNV level also selects the interface mode, with SDO enabled when CNV is low in chip-select mode and data read while CNV is high in cascade mode."
      },
      {
        "number": "7",
        "name": "SDO",
        "type": "output",
        "description": "Serial data output carrying the conversion result, synchronized with SCLK."
      },
      {
        "number": "8",
        "name": "SCLK",
        "type": "input",
        "description": "Serial clock input; in cascade mode, SCLK high during the CNV rising edge enables the busy indication."
      },
      {
        "number": "9",
        "name": "SDI",
        "type": "input",
        "description": "Serial data input; low at the CNV rising edge selects cascade mode (data delayed 16 SCLK cycles to SDO), while high selects chip-select mode, where SDI low enables SDO."
      },
      {
        "number": "10",
        "name": "VIO",
        "type": "power_in",
        "description": "Digital interface supply, specified at 1.71 V to 5.5 V and set to match the host logic level (1.8 V, 2.5 V, 3 V or 5 V)."
      }
    ],
    "provenance": {
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        "primary_model": "claude-haiku-5-5",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pinout taken from Table 1 (pin function table) on page 4. CM2220-MSOTA is listed in the ordering tab; Document conflict on VIO range: Table 1 and the electrical specification give 1.71 V to 5.5 V, while"
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        "cost_usd": 0.0754,
        "at": "2026-10-30T19:22:41"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
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