ADS131M03QPWRQ1

{
  "slug": "ads131m03qpwrq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Analog To Digital Converters (ADCs), TSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "adc-dac-data conversion",
    "ads131m03qpwrq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ads131m03qpwrq1.kicad_sym",
    "ads131m03qpwrq1.kicad_mod",
    "ads131m03qpwrq1.glb",
    "ads131m03qpwrq1.step",
    "ads131m03qpwrq1.lbr",
    "docs/hero.png",
    "docs/ads131m03qpwrq1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ads131m03qpwrq1-hero.glb",
    "ads131m03qpwrq1-hero.overlay.json",
    "ads131m03qpwrq1-etched.glb"
  ],
  "component": {
    "mpn": "ADS131M03QPWRQ1",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-20",
    "pin_count": 20,
    "category": "ADC/DAC/Data Conversion",
    "subcategory": "Analog To Digital Converters (ADCs)",
    "datasheet": "https://www.ti.com/lit/ds/symlink/ads131m03qpwrq1.pdf",
    "parts": {
      "symbol": "ads131m03qpwrq1.kicad_sym",
      "footprint": "ads131m03qpwrq1.kicad_mod",
      "model_3d": "ads131m03qpwrq1-hero.glb",
      "model_3d_plain": "ads131m03qpwrq1-etched.glb",
      "model_3d_step": "ads131m03qpwrq1-etched.step",
      "model_3d_step_plain": "ads131m03qpwrq1.step",
      "lbr": "ads131m03qpwrq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C6123452",
      "digikey": "296-ADS131M03QPWRQ1TR-ND",
      "mouser": "595-ADS131M03QPWRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T12:04:28Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-ADS131M03QPWRQ1TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-ADS131M03QPWRQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog supply; connect a 1-µF capacitor to AGND (2.7 V to 3.6 V in normal modes)."
      },
      {
        "number": "2",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "3",
        "name": "AIN0P",
        "type": "input",
        "description": "Positive analog input 0."
      },
      {
        "number": "4",
        "name": "AIN0N",
        "type": "input",
        "description": "Negative analog input 0."
      },
      {
        "number": "5",
        "name": "AIN1N",
        "type": "input",
        "description": "Negative analog input 1."
      },
      {
        "number": "6",
        "name": "AIN1P",
        "type": "input",
        "description": "Positive analog input 1."
      },
      {
        "number": "7",
        "name": "AIN2P",
        "type": "input",
        "description": "Positive analog input 2."
      },
      {
        "number": "8",
        "name": "AIN2N",
        "type": "input",
        "description": "Negative analog input 2."
      },
      {
        "number": "9",
        "name": "NC",
        "type": "unconnected",
        "description": "Leave unconnected or connect to AGND."
      },
      {
        "number": "10",
        "name": "NC",
        "type": "unconnected",
        "description": "Leave unconnected or connect to AGND."
      },
      {
        "number": "11",
        "name": "SYNC/RESET",
        "type": "input",
        "description": "Conversion synchronization or system reset; active low."
      },
      {
        "number": "12",
        "name": "CS",
        "type": "input",
        "description": "Chip select; active low."
      },
      {
        "number": "13",
        "name": "DRDY",
        "type": "output",
        "description": "Data ready; active low."
      },
      {
        "number": "14",
        "name": "SCLK",
        "type": "input",
        "description": "Serial data clock."
      },
      {
        "number": "15",
        "name": "DOUT",
        "type": "output",
        "description": "Serial data output; high impedance when CS is high."
      },
      {
        "number": "16",
        "name": "DIN",
        "type": "input",
        "description": "Serial data input."
      },
      {
        "number": "17",
        "name": "CLKIN",
        "type": "input",
        "description": "Main clock input."
      },
      {
        "number": "18",
        "name": "CAP",
        "type": "power_out",
        "description": "Digital LDO regulator output; connect a 220-nF capacitor to DGND."
      },
      {
        "number": "19",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "20",
        "name": "DVDD",
        "type": "power_in",
        "description": "Digital I/O supply; connect a 1-µF capacitor to DGND (2.7 V to 3.6 V)."
      }
    ],
    "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": [],
        "pages_sent": 15,
        "cost_usd": 0.1269,
        "at": "2026-10-30T12:04:12"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/ads131m03qpwrq1.pdf",
        "pages": 88,
        "sha256": "6e04a44212d27221",
        "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"
    },
    "models_3d": [
      {
        "file": "ads131m03qpwrq1.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          6.5,
          1.2
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "97339947f3a7196470ec2f1d9f9b92bb2fc2ab66ad53be0cf105192585ef3c9a",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ads131m03qpwrq1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          1.2
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "079f9683f8dcfa4efe00c35da8dad68a3ff736355a521f9f2f700a2e334f8d10",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "PW0020A",
      "source_page": 84,
      "D": {
        "nom_mm": 6.5,
        "range_mm": [
          6.4,
          6.6
        ]
      },
      "E1": {
        "nom_mm": 4.4,
        "range_mm": [
          4.3,
          4.5
        ]
      },
      "E": {
        "nom_mm": 6.4,
        "range_mm": [
          6.2,
          6.6
        ]
      },
      "e": {
        "nom_mm": 0.65,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 1.2,
        "range_mm": [
          null,
          1.2
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "ads131m03qpwrq1.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}