ADC0834CCWMX

{
  "slug": "adc0834ccwmx",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Analog To Digital Converters (ADC), SOIC-14-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "data acquisition",
    "adc0834ccwmx",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "adc0834ccwmx.kicad_sym",
    "adc0834ccwmx.kicad_mod",
    "adc0834ccwmx.glb",
    "adc0834ccwmx.step",
    "adc0834ccwmx.lbr",
    "docs/hero.png",
    "docs/adc0834ccwmx-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "adc0834ccwmx-hero.glb",
    "adc0834ccwmx-hero.overlay.json"
  ],
  "component": {
    "mpn": "ADC0834CCWMX",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-14-300mil",
    "pin_count": 14,
    "category": "Data Acquisition",
    "subcategory": "Analog To Digital Converters (ADC)",
    "datasheet": "https://www.ti.com/cn/lit/gpn/adc0838-n",
    "parts": {
      "symbol": "adc0834ccwmx.kicad_sym",
      "footprint": "adc0834ccwmx.kicad_mod",
      "model_3d": "adc0834ccwmx-hero.glb",
      "model_3d_plain": "adc0834ccwmx.glb",
      "model_3d_step": "adc0834ccwmx-etched.step",
      "model_3d_step_plain": "adc0834ccwmx.step",
      "lbr": "adc0834ccwmx.lbr"
    },
    "distributor_links": {
      "lcsc": "C2861533",
      "digikey": "ADC0834CCWMXTR-ND",
      "mouser": "926-ADC0834CCWMX"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T18:47:16Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "ADC0834CCWMXTR-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "926-ADC0834CCWMX",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "V+",
        "type": "power_in",
        "description": "Shunt regulator zener input to GND (6.3 to 8.5V breakdown) connected to VCC via a diode; limit current into V+ to 15 mA max with a series resistor."
      },
      {
        "number": "2",
        "name": "CS",
        "type": "input",
        "description": "Active-low chip select; must be held low for the entire conversion, and a high level clears all internal registers."
      },
      {
        "number": "3",
        "name": "CH0",
        "type": "input",
        "description": "Analog multiplexer input channel 0, single-ended or differential, range -0.3V to VCC+0.3V."
      },
      {
        "number": "4",
        "name": "CH1",
        "type": "input",
        "description": "Analog multiplexer input channel 1, single-ended or differential, range -0.3V to VCC+0.3V."
      },
      {
        "number": "5",
        "name": "CH2",
        "type": "input",
        "description": "Analog multiplexer input channel 2, single-ended or differential, range -0.3V to VCC+0.3V."
      },
      {
        "number": "6",
        "name": "CH3",
        "type": "input",
        "description": "Analog multiplexer input channel 3, single-ended or differential, range -0.3V to VCC+0.3V."
      },
      {
        "number": "7",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "8",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground; the COM input is internally connected to AGND."
      },
      {
        "number": "9",
        "name": "VREF",
        "type": "power_in",
        "description": "Voltage reference input defining the analog input span, typically 3.5 kOhm input resistance, maximum value limited to VCC."
      },
      {
        "number": "10",
        "name": "DO",
        "type": "tri_state",
        "description": "Serial data output, TRI-STATE, shifts out conversion result MSB first then LSB first on CLK falling edges."
      },
      {
        "number": "11",
        "name": "SARS",
        "type": "output",
        "description": "SAR status output, goes high while a conversion is in progress."
      },
      {
        "number": "12",
        "name": "CLK",
        "type": "input",
        "description": "Clock input, 10 kHz to 400 kHz, 40% to 60% duty cycle."
      },
      {
        "number": "13",
        "name": "DI",
        "type": "input",
        "description": "Serial data input that shifts the start bit and MUX address into the MUX address register on CLK rising edges."
      },
      {
        "number": "14",
        "name": "VCC",
        "type": "power_in",
        "description": "Converter supply, 4.5 VDC to 6.3 VDC operating, 6.5V absolute maximum."
      }
    ],
    "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+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Package hint says SOIC-14-300mil; the datasheet text only names the package as SOIC (NPA) 14 pins (t; Pin types for DO (tri_state), SARS (output) and the V+ shunt regulator pin (power_in) are inferred f",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 42,
        "cost_usd": 0.8139,
        "at": "2026-10-08T18:46:31"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/adc0838-n",
        "pages": 42,
        "sha256": "5304f87643a1c709",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "adc0834ccwmx.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          8.7,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3b9a775da256c8afcc28dcddfbc2eb3f266107fe61ce8446d96f2c52b6f44a70",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "adc0834ccwmx-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          8.7,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "af94b9565ef5ccedf2132f13e8b2c1b12ebd2999194be31b476edbe5f5ab4e84",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}