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Ray Set visibility: public 6242c0c 3d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "ad7998bruz-1reel",
  "title": "AD7998BRUZ-1REEL",
  "brief": "Analog Devices Analog To Digital Converters (ADCs), TSSOP-20. 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 converters",
    "ad7998bruz-1reel",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "AD7998BRUZ-1REEL",
    "manufacturer": "Analog Devices",
    "package": "TSSOP-20",
    "pin_count": 20,
    "category": "Data Converters",
    "subcategory": "Analog To Digital Converters (ADCs)",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/AD7997_7998.pdf",
    "parts": {
      "symbol": "ad7998bruz-1reel.kicad_sym",
      "footprint": "ad7998bruz-1reel.kicad_mod",
      "model_3d": "ad7998bruz-1reel-hero.glb",
      "model_3d_plain": "ad7998bruz-1reel-etched.glb",
      "model_3d_step": "ad7998bruz-1reel-etched.step",
      "model_3d_step_plain": "ad7998bruz-1reel.step",
      "lbr": "ad7998bruz-1reel.lbr"
    },
    "distributor_links": {
      "lcsc": "C652136",
      "digikey": "AD7998BRUZ-1REELTR-ND",
      "mouser": "584-AD7998BRUZ-1R"
    },
    "distributor_check": {
      "checked_at": "2026-10-31T09:27:32Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "AD7998BRUZ-1REELTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-AD7998BRUZ-1R",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference for all circuitry; all analog input signals should be referred to this AGND voltage."
      },
      {
        "number": "2",
        "name": "VDD",
        "type": "power_in",
        "description": "Power supply input, range 2.7 V to 5.5 V."
      },
      {
        "number": "3",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference for all circuitry; all analog input signals should be referred to this AGND voltage."
      },
      {
        "number": "4",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference for all circuitry; all analog input signals should be referred to this AGND voltage."
      },
      {
        "number": "5",
        "name": "VDD",
        "type": "power_in",
        "description": "Power supply input, range 2.7 V to 5.5 V."
      },
      {
        "number": "6",
        "name": "REFIN",
        "type": "input",
        "description": "External voltage reference input with a range of 1.2 V to VDD, with 0.1 µF and 1 µF capacitors placed between REFIN and AGND."
      },
      {
        "number": "7",
        "name": "VIN1",
        "type": "input",
        "description": "Analog input 1, single-ended channel with input range 0 V to REFIN."
      },
      {
        "number": "8",
        "name": "VIN3",
        "type": "input",
        "description": "Analog input 3, single-ended channel with input range 0 V to REFIN."
      },
      {
        "number": "9",
        "name": "VIN5",
        "type": "input",
        "description": "Analog input 5, single-ended channel with input range 0 V to REFIN."
      },
      {
        "number": "10",
        "name": "VIN7",
        "type": "input",
        "description": "Analog input 7, single-ended channel with input range 0 V to REFIN."
      },
      {
        "number": "11",
        "name": "VIN8",
        "type": "input",
        "description": "Analog input 8, single-ended channel with input range 0 V to REFIN."
      },
      {
        "number": "12",
        "name": "VIN6",
        "type": "input",
        "description": "Analog input 6, single-ended channel with input range 0 V to REFIN."
      },
      {
        "number": "13",
        "name": "VIN4",
        "type": "input",
        "description": "Analog input 4, single-ended channel with input range 0 V to REFIN."
      },
      {
        "number": "14",
        "name": "VIN2",
        "type": "input",
        "description": "Analog input 2, single-ended channel with input range 0 V to REFIN."
      },
      {
        "number": "15",
        "name": "AS",
        "type": "input",
        "description": "Address select logic input that selects one of three I2C addresses depending on the voltage applied (AGND, VDD or floating)."
      },
      {
        "number": "16",
        "name": "CONVST",
        "type": "input",
        "description": "Edge-triggered convert start input; rising edge powers up the part (1 µs power-up time) and falling edge places track/hold into hold and initiates a conversion."
      },
      {
        "number": "17",
        "name": "ALERT/BUSY",
        "type": "output",
        "description": "Open-drain digital output selectable as out-of-range ALERT or BUSY (conversion in progress) indicator."
      },
      {
        "number": "18",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Serial bus bidirectional data, open-drain output, external pull-up resistor required."
      },
      {
        "number": "19",
        "name": "SCL",
        "type": "input",
        "description": "Serial bus clock, open-drain input, external pull-up resistor required."
      },
      {
        "number": "20",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference for all circuitry; all analog input signals should be referred to this AGND voltage."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-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 configuration figure text is garbled in extraction, so pin assignments come from the Table 5"
        ],
        "pages_sent": 10,
        "cost_usd": 0.1554,
        "at": "2026-10-31T09:27:14"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/AD7997_7998.pdf",
        "pages": 32,
        "sha256": "081ef00889049a99",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 20,
        "described": 20,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "file": "ad7998bruz-1reel.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "97339947f3a7196470ec2f1d9f9b92bb2fc2ab66ad53be0cf105192585ef3c9a",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ad7998bruz-1reel-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "6fde7f17a5774d0070527842093a1a255cfae5c213abfbe734cf44866c3b0bd8",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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    ],
    "package_dims": {
      "package_code": "RU-20",
      "source_page": 31,
      "D": {
        "nom_mm": 6.5,
        "range_mm": [
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      },
      "E1": {
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        "range_mm": [
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      "E": {
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      "e": {
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      },
      "A": {
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        "range_mm": [
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      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "ad7998bruz-1reel.step",
        "verdict": "PASS",
        "reasons": [
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices",
      "Package": "TSSOP-20",
      "Category": "Data Converters",
      "Pins": "20"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "081ef00889049a997c874ac9e8f67185d617ec1d2fa2209a05983c752f0bc959",
      "rows": [
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          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "TA = 25°C",
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          "source": "datasheet"
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        {
          "name": "Input Current to Any Pin Except Supplies",
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          "unit": "mA",
          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "±10 mA; transient currents of up to 100 mA do not cause SCR latch-up",
          "source_page": 9,
          "source": "datasheet"
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        {
          "name": "Storage Temperature Range",
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          "unit": "°C",
          "min": -65,
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          "name": "Junction Temperature",
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          "name": "Pb-free Soldering Reflow Temperature",
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          "name": "Analog Input Voltage to GND",
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          "name": "Reference Input Voltage to GND",
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          "conditions": "VDD range for the AD7997/AD7998",
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        {
          "name": "REFIN Voltage Range",
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          "name": "Thermal Impedance, junction to ambient",
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          "typ": 143,
          "max": null,
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          "name": "Thermal Impedance, junction to case",
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