ADS1243IPWR

{
  "slug": "ads1243ipwr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Analog To Digital Converters (ADC), TSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "data acquisition",
    "ads1243ipwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ads1243ipwr.kicad_sym",
    "ads1243ipwr.kicad_mod",
    "ads1243ipwr.glb",
    "ads1243ipwr.step",
    "ads1243ipwr.lbr",
    "docs/hero.png",
    "docs/ads1243ipwr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "ADS1243IPWR",
    "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/ads1243",
    "parts": {
      "symbol": "ads1243ipwr.kicad_sym",
      "footprint": "ads1243ipwr.kicad_mod",
      "model_3d": "ads1243ipwr-etched.glb",
      "model_3d_plain": "ads1243ipwr.glb",
      "model_3d_step": "ads1243ipwr-etched.step",
      "model_3d_step_plain": "ads1243ipwr.step",
      "lbr": "ads1243ipwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C1543191",
      "digikey": "296-41187-2-ND",
      "mouser": "595-ADS1243IPWR"
    },
    "distributor_check": {
      "checked_at": "2026-10-01T15:44:19Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-41187-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-ADS1243IPWR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Power Supply, 2.7V to 5.25V operating range"
      },
      {
        "number": "2",
        "name": "XIN",
        "type": "input",
        "description": "Clock Input, Master Clock Rate 1MHz to 5MHz"
      },
      {
        "number": "3",
        "name": "XOUT",
        "type": "output",
        "description": "Clock Output for external crystal or ceramic resonator connection"
      },
      {
        "number": "4",
        "name": "PDWN",
        "type": "input",
        "description": "Power Down Control, Active LOW, shuts down analog and digital circuits when LOW"
      },
      {
        "number": "5",
        "name": "VREF+",
        "type": "power_in",
        "description": "Positive Differential Reference Input, reference voltage (VREF+ - VREF-) 0.1V to 5V"
      },
      {
        "number": "6",
        "name": "VREF-",
        "type": "power_in",
        "description": "Negative Differential Reference Input, reference voltage (VREF+ - VREF-) 0.1V to 5V"
      },
      {
        "number": "7",
        "name": "AIN0/D0",
        "type": "bidirectional",
        "description": "Analog Input 0 or Digital I/O 0, input range GND+0.05V to VDD-1.5V with buffer ON"
      },
      {
        "number": "8",
        "name": "AIN1/D1",
        "type": "bidirectional",
        "description": "Analog Input 1 or Digital I/O 1, input range GND+0.05V to VDD-1.5V with buffer ON"
      },
      {
        "number": "9",
        "name": "AIN4/D4",
        "type": "bidirectional",
        "description": "Analog Input 4 or Digital I/O 4, input range GND+0.05V to VDD-1.5V with buffer ON"
      },
      {
        "number": "10",
        "name": "AIN5/D5",
        "type": "bidirectional",
        "description": "Analog Input 5 or Digital I/O 5, input range GND+0.05V to VDD-1.5V with buffer ON"
      },
      {
        "number": "11",
        "name": "AIN6/D6",
        "type": "bidirectional",
        "description": "Analog Input 6 or Digital I/O 6, input range GND+0.05V to VDD-1.5V with buffer ON"
      },
      {
        "number": "12",
        "name": "AIN7/D7",
        "type": "bidirectional",
        "description": "Analog Input 7 or Digital I/O 7, input range GND+0.05V to VDD-1.5V with buffer ON"
      },
      {
        "number": "13",
        "name": "AIN2/D2",
        "type": "bidirectional",
        "description": "Analog Input 2 or Digital I/O 2, input range GND+0.05V to VDD-1.5V with buffer ON"
      },
      {
        "number": "14",
        "name": "AIN3/D3",
        "type": "bidirectional",
        "description": "Analog Input 3 or Digital I/O 3, input range GND+0.05V to VDD-1.5V with buffer ON"
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Ground"
      },
      {
        "number": "16",
        "name": "CS",
        "type": "input",
        "description": "Chip Select, Active LOW, enables serial interface when LOW"
      },
      {
        "number": "17",
        "name": "DIN",
        "type": "input",
        "description": "Serial Data Input with Schmitt Trigger, SPI compatible"
      },
      {
        "number": "18",
        "name": "DOUT",
        "type": "tri_state",
        "description": "Serial Data Output, SPI compatible, tri-states when CS is HIGH"
      },
      {
        "number": "19",
        "name": "SCLK",
        "type": "input",
        "description": "Serial Clock with Schmitt Trigger, SPI compatible"
      },
      {
        "number": "20",
        "name": "DRDY",
        "type": "output",
        "description": "Data Ready Output, Active LOW, indicates new conversion data ready"
      }
    ],
    "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": 0.1408,
        "at": "2026-10-01T15:44:01"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ads1243",
        "pages": 34,
        "sha256": "0bf7c17072b2c943",
        "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"
    }
  }
}