ADC0820CCWMX

{
  "slug": "adc0820ccwmx",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Analog To Digital Converters (ADCs), SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "adc-dac-data conversion",
    "adc0820ccwmx",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "adc0820ccwmx.kicad_sym",
    "adc0820ccwmx.kicad_mod",
    "adc0820ccwmx.glb",
    "adc0820ccwmx.step",
    "adc0820ccwmx.lbr",
    "docs/hero.png",
    "docs/adc0820ccwmx-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "adc0820ccwmx-hero.glb",
    "adc0820ccwmx-hero.overlay.json"
  ],
  "component": {
    "mpn": "ADC0820CCWMX",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-20-300mil",
    "pin_count": 20,
    "category": "ADC/DAC/Data Conversion",
    "subcategory": "Analog To Digital Converters (ADCs)",
    "datasheet": "https://www.ti.com/cn/lit/gpn/adc0820-n",
    "parts": {
      "symbol": "adc0820ccwmx.kicad_sym",
      "footprint": "adc0820ccwmx.kicad_mod",
      "model_3d": "adc0820ccwmx-hero.glb",
      "model_3d_plain": "adc0820ccwmx.glb",
      "model_3d_step": "adc0820ccwmx-etched.step",
      "model_3d_step_plain": "adc0820ccwmx.step",
      "lbr": "adc0820ccwmx.lbr"
    },
    "distributor_links": {
      "lcsc": "C2670212",
      "digikey": "ADC0820CCWMXTR-ND",
      "mouser": "926-ADC0820CCWMX"
    },
    "distributor_check": {
      "checked_at": "2026-10-10T16:06:37Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "ADC0820CCWMXTR-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "926-ADC0820CCWMX",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Analog input with range GND ≤ VIN ≤ VCC."
      },
      {
        "number": "2",
        "name": "DB0",
        "type": "tri_state",
        "description": "TRI-STATE data output, bit 0 (LSB)."
      },
      {
        "number": "3",
        "name": "DB1",
        "type": "tri_state",
        "description": "TRI-STATE data output, bit 1."
      },
      {
        "number": "4",
        "name": "DB2",
        "type": "tri_state",
        "description": "TRI-STATE data output, bit 2."
      },
      {
        "number": "5",
        "name": "DB3",
        "type": "tri_state",
        "description": "TRI-STATE data output, bit 3."
      },
      {
        "number": "6",
        "name": "WR / RDY",
        "type": "input",
        "description": "In WR-RD mode this is the write input, where with CS low the conversion starts on the falling edge of WR; in RD mode it is RDY, an open-drain output with no internal pull-up that goes low after the falling edge of CS and goes TRI-STATE when the result is strobed into the output latch."
      },
      {
        "number": "7",
        "name": "Mode",
        "type": "input",
        "description": "Mode select input, internally tied to GND through a 50 µA current source: low selects RD mode and high selects WR-RD mode."
      },
      {
        "number": "8",
        "name": "RD",
        "type": "input",
        "description": "With CS low, the TRI-STATE data outputs are enabled when RD goes low; in WR-RD mode RD can be used to read data before the ~800 ns internal time-out, with the result latched after the falling edge of RD."
      },
      {
        "number": "9",
        "name": "INT",
        "type": "output",
        "description": "Conversion-complete output that goes low when the result is in the output latch and is reset by the rising edge of RD or CS."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference; all voltages are measured with respect to this pin."
      },
      {
        "number": "11",
        "name": "VREF(-)",
        "type": "power_in",
        "description": "Bottom of the resistor ladder, with voltage range GND ≤ VREF(-) ≤ VREF(+)."
      },
      {
        "number": "12",
        "name": "VREF(+)",
        "type": "power_in",
        "description": "Top of the resistor ladder, with voltage range VREF(-) ≤ VREF(+) ≤ VCC."
      },
      {
        "number": "13",
        "name": "CS",
        "type": "input",
        "description": "Chip select; CS must be low for RD or WR to be recognized by the converter."
      },
      {
        "number": "14",
        "name": "DB4",
        "type": "tri_state",
        "description": "TRI-STATE data output, bit 4."
      },
      {
        "number": "15",
        "name": "DB5",
        "type": "tri_state",
        "description": "TRI-STATE data output, bit 5."
      },
      {
        "number": "16",
        "name": "DB6",
        "type": "tri_state",
        "description": "TRI-STATE data output, bit 6."
      },
      {
        "number": "17",
        "name": "DB7",
        "type": "tri_state",
        "description": "TRI-STATE data output, bit 7 (MSB)."
      },
      {
        "number": "18",
        "name": "OFL",
        "type": "output",
        "description": "Overflow output that goes low at end of conversion if the analog input is higher than VREF(+); it is always active and does not go TRI-STATE, and can be used to cascade two or more devices for 9- or 10-bit resolution."
      },
      {
        "number": "19",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "20",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply voltage; operating range is 4.5 V to 8 V with an absolute maximum of 10 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pins 6 (WR/RDY) and 9 (INT) are dual-function depending on the Mode pin; the type given is the prima; The pin numbers and names come from the PIN DESCRIPTIONS table on page 10, which is the generic tabl; The 4.5 V to 8 V range is the recommended VCC range from Operating Ratings on page 2; the datasheet'"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0716,
        "at": "2026-10-10T16:06:19"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/adc0820-n",
        "pages": 30,
        "sha256": "d0197dc37087a64c",
        "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"
    },
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          10.3,
          12.8,
          2.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "59a10b341e6972b31d81802a048060326da627d8b92dcf4263064f4f62ec808e",
        "checked": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "adc0820ccwmx-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "57ce2b9846c665c7b9eacb2bec6998f2752de3019ca7b2217a0defed278560e2",
        "checked": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}