ADS1231ID

{
  "slug": "ads1231id",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Analog To Digital Converters (ADC), SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "data acquisition",
    "ads1231id",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ads1231id.kicad_sym",
    "ads1231id.kicad_mod",
    "ads1231id.glb",
    "ads1231id.step",
    "ads1231id.lbr",
    "docs/hero.png",
    "docs/ads1231id-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ads1231id-hero.glb",
    "ads1231id-hero.overlay.json"
  ],
  "component": {
    "mpn": "ADS1231ID",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "Data Acquisition",
    "subcategory": "Analog To Digital Converters (ADC)",
    "datasheet": "https://www.ti.com/lit/ds/symlink/ads1231.pdf",
    "parts": {
      "symbol": "ads1231id.kicad_sym",
      "footprint": "ads1231id.kicad_mod",
      "model_3d": "ads1231id-hero.glb",
      "model_3d_plain": "ads1231id.glb",
      "model_3d_step": "ads1231id-etched.step",
      "model_3d_step_plain": "ads1231id.step",
      "lbr": "ads1231id.lbr"
    },
    "distributor_links": {
      "lcsc": "C1520171",
      "digikey": "296-28140-5-ND",
      "mouser": "595-ADS1231ID"
    },
    "distributor_check": {
      "checked_at": "2026-10-07T01:58:30Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-28140-5-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-ADS1231ID",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "DVDD",
        "type": "power_in",
        "description": "Digital power supply."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground for digital and analog supplies."
      },
      {
        "number": "3",
        "name": "CLKIN",
        "type": "input",
        "description": "External clock input: typically 4.9152MHz; tie low to activate internal oscillator."
      },
      {
        "number": "4",
        "name": "SPEED",
        "type": "input",
        "description": "Data rate select: 0 = 10SPS, 1 = 80SPS."
      },
      {
        "number": "5",
        "name": "CAP",
        "type": "passive",
        "description": "Gain amplifier bypass capacitor connection."
      },
      {
        "number": "6",
        "name": "CAP",
        "type": "passive",
        "description": "Gain amplifier bypass capacitor connection."
      },
      {
        "number": "7",
        "name": "AINP",
        "type": "input",
        "description": "Positive analog input."
      },
      {
        "number": "8",
        "name": "AINN",
        "type": "input",
        "description": "Negative analog input."
      },
      {
        "number": "9",
        "name": "VREFN",
        "type": "input",
        "description": "Negative reference input."
      },
      {
        "number": "10",
        "name": "VREFP",
        "type": "input",
        "description": "Positive reference input."
      },
      {
        "number": "11",
        "name": "GND",
        "type": "power_in",
        "description": "Ground for digital and analog supplies."
      },
      {
        "number": "12",
        "name": "SW",
        "type": "output",
        "description": "Low-side power switch."
      },
      {
        "number": "13",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog power supply."
      },
      {
        "number": "14",
        "name": "PDWN",
        "type": "input",
        "description": "Power-down: holding this pin low powers down the entire converter and resets the ADC."
      },
      {
        "number": "15",
        "name": "SCLK",
        "type": "input",
        "description": "Serial clock: clock out data on the rising edge; also used to initiate Standby mode."
      },
      {
        "number": "16",
        "name": "DRDY/DOUT",
        "type": "output",
        "description": "Dual-purpose output: data ready indicates valid data by going low; data output outputs data, MSB first, on the first rising edge of SCLK."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 9,
        "cost_usd": 0.1256,
        "at": "2026-10-07T01:58:08"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/ads1231.pdf",
        "pages": 24,
        "sha256": "37a2ab763b8d0e7d",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ads1231id.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ads1231id-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "dd2c186cbe8979ae7c3bc3fb45f547d067009e92337a746289d1745525fc130d",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}