ADS1147IPW

{
  "schema_version": 1,
  "type": "component",
  "slug": "ads1147ipw",
  "title": "ADS1147IPW",
  "brief": "Texas Instruments Analog To Digital Converters (ADC), 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": [
    "component",
    "data acquisition",
    "ads1147ipw",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ADS1147IPW",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-20",
    "pin_count": 20,
    "category": "Data Acquisition",
    "subcategory": "Analog To Digital Converters (ADC)",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ads1148",
    "parts": {
      "symbol": "ads1147ipw.kicad_sym",
      "footprint": "ads1147ipw.kicad_mod",
      "model_3d": "ads1147ipw-etched.glb",
      "model_3d_plain": "ads1147ipw.glb",
      "model_3d_step": "ads1147ipw-etched.step",
      "model_3d_step_plain": "ads1147ipw.step",
      "lbr": "ads1147ipw.lbr"
    },
    "distributor_links": {
      "lcsc": "C1542558",
      "digikey": "296-27416-5-ND",
      "mouser": "595-ADS1147IPW"
    },
    "distributor_check": {
      "checked_at": "2026-10-01T02:07:59Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-27416-5-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-ADS1147IPW",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "DVDD",
        "type": "power_in",
        "description": "Digital power supply, connect a 0.1-µF capacitor to DGND"
      },
      {
        "number": "2",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground"
      },
      {
        "number": "3",
        "name": "CLK",
        "type": "input",
        "description": "External clock input, tie to DGND to activate the internal oscillator."
      },
      {
        "number": "4",
        "name": "RESET",
        "type": "input",
        "description": "Reset (active low)"
      },
      {
        "number": "5",
        "name": "REFP0/GPIO0",
        "type": "bidirectional",
        "description": "Positive external reference input 0, or general-purpose digital input/output pin 1"
      },
      {
        "number": "6",
        "name": "REFN0/GPIO1",
        "type": "bidirectional",
        "description": "Negative external reference input 0, or general-purpose digital input/output pin 1"
      },
      {
        "number": "7",
        "name": "VREFOUT",
        "type": "output",
        "description": "Positive internal reference voltage output, connect a capacitor in the range of 1 µF to 47 µF to VREFCOM"
      },
      {
        "number": "8",
        "name": "VREFCOM",
        "type": "output",
        "description": "Negative internal reference voltage output, connect to AVSS when using a unipolar supply or to the mid-voltage ground when using a bipolar supply"
      },
      {
        "number": "9",
        "name": "AIN0/IEXC",
        "type": "input",
        "description": "Analog input 0, optional excitation current output"
      },
      {
        "number": "10",
        "name": "AIN1/IEXC",
        "type": "input",
        "description": "Analog input 1, optional excitation current output"
      },
      {
        "number": "11",
        "name": "AIN2/IEXC/GPIO2",
        "type": "bidirectional",
        "description": "Analog input 2, optional excitation current output, or general-purpose digital input/output pin 2"
      },
      {
        "number": "12",
        "name": "AIN3/IEXC/GPIO3",
        "type": "bidirectional",
        "description": "Analog input 3, optional excitation current output, or general-purpose digital input/output pin 3"
      },
      {
        "number": "13",
        "name": "AVSS",
        "type": "power_in",
        "description": "Negative analog power supply"
      },
      {
        "number": "14",
        "name": "AVDD",
        "type": "power_in",
        "description": "Positive analog power supply, connect a 0.1-µF capacitor to AVSS"
      },
      {
        "number": "15",
        "name": "START",
        "type": "input",
        "description": "Conversion start"
      },
      {
        "number": "16",
        "name": "CS",
        "type": "input",
        "description": "Chip select (active low)"
      },
      {
        "number": "17",
        "name": "DRDY",
        "type": "output",
        "description": "Data ready (active low)"
      },
      {
        "number": "18",
        "name": "DOUT/DRDY",
        "type": "output",
        "description": "Serial data output, or data out combined with data ready"
      },
      {
        "number": "19",
        "name": "DIN",
        "type": "input",
        "description": "Serial data input"
      },
      {
        "number": "20",
        "name": "SCLK",
        "type": "input",
        "description": "Serial clock input"
      }
    ],
    "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": [
          "extractor flagged: REFP0/GPIO0 (pin 5) and REFN0/GPIO1 (pin 6) both have identical GPIO pin descriptions both ending wi"
        ],
        "pages_sent": 23,
        "cost_usd": 0.2561,
        "at": "2026-10-01T02:07:42"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ads1148",
        "pages": 100,
        "sha256": "45e0fc75c85fcf9e",
        "source_tier": "lcsc"
      },
      "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"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TSSOP-20",
      "Category": "Data Acquisition",
      "Pins": "20"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ads1147ipw"
  ],
  "discovery_pitch": "ADS1147IPW (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ads1147ipw.kicad_sym",
    "ads1147ipw.kicad_mod",
    "ads1147ipw.glb",
    "ads1147ipw.step",
    "ads1147ipw.lbr",
    "docs/hero.png",
    "docs/ads1147ipw-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  }
}