ADS7951SBRGER

{
  "slug": "ads7951sbrger",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Analog To Digital Converters (ADC), VQFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "data acquisition",
    "ads7951sbrger",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ads7951sbrger.kicad_sym",
    "ads7951sbrger.kicad_mod",
    "ads7951sbrger.glb",
    "ads7951sbrger.step",
    "ads7951sbrger.lbr",
    "docs/hero.png",
    "docs/ads7951sbrger-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ads7951sbrger-hero.glb",
    "ads7951sbrger-hero.overlay.json"
  ],
  "component": {
    "mpn": "ADS7951SBRGER",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-24-EP(4x4)",
    "pin_count": 25,
    "category": "Data Acquisition",
    "subcategory": "Analog To Digital Converters (ADC)",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ads7955",
    "parts": {
      "symbol": "ads7951sbrger.kicad_sym",
      "footprint": "ads7951sbrger.kicad_mod",
      "model_3d": "ads7951sbrger-hero.glb",
      "model_3d_plain": "ads7951sbrger.glb",
      "model_3d_step": "ads7951sbrger-etched.step",
      "model_3d_step_plain": "ads7951sbrger.step",
      "lbr": "ads7951sbrger.lbr"
    },
    "distributor_links": {
      "lcsc": "C701664",
      "digikey": "ADS7951SBRGER-ND",
      "mouser": "595-ADS7951SBRGER"
    },
    "distributor_check": {
      "checked_at": "2026-10-07T01:49:38Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "ADS7951SBRGER-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-ADS7951SBRGER",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "+VA",
        "type": "power_in",
        "description": "Analog power supply, 2.7 V to 5.25 V."
      },
      {
        "number": "2",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "3",
        "name": "MXO",
        "type": "output",
        "description": "Analog multiplexer output."
      },
      {
        "number": "4",
        "name": "AINP",
        "type": "input",
        "description": "ADC input signal (analog input)."
      },
      {
        "number": "5",
        "name": "AINM",
        "type": "input",
        "description": "ADC input ground (analog input)."
      },
      {
        "number": "6",
        "name": "CH7",
        "type": "input",
        "description": "Analog-input channel 7 for the multiplexer."
      },
      {
        "number": "7",
        "name": "CH6",
        "type": "input",
        "description": "Analog-input channel 6 for the multiplexer."
      },
      {
        "number": "8",
        "name": "CH5",
        "type": "input",
        "description": "Analog-input channel 5 for the multiplexer."
      },
      {
        "number": "9",
        "name": "CH4",
        "type": "input",
        "description": "Analog-input channel 4 for the multiplexer."
      },
      {
        "number": "10",
        "name": "CH3",
        "type": "input",
        "description": "Analog-input channel 3 for the multiplexer."
      },
      {
        "number": "11",
        "name": "CH2",
        "type": "input",
        "description": "Analog-input channel 2 for the multiplexer."
      },
      {
        "number": "12",
        "name": "CH1",
        "type": "input",
        "description": "Analog-input channel 1 for the multiplexer."
      },
      {
        "number": "13",
        "name": "CH0",
        "type": "input",
        "description": "Analog-input channel 0 for the multiplexer."
      },
      {
        "number": "14",
        "name": "+VA",
        "type": "power_in",
        "description": "Analog power supply, 2.7 V to 5.25 V."
      },
      {
        "number": "15",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "16",
        "name": "CS",
        "type": "input",
        "description": "Chip-select input pin; active low."
      },
      {
        "number": "17",
        "name": "SCLK",
        "type": "input",
        "description": "Serial clock input pin."
      },
      {
        "number": "18",
        "name": "SDI",
        "type": "input",
        "description": "Serial data input pin."
      },
      {
        "number": "19",
        "name": "SDO",
        "type": "output",
        "description": "Serial data output pin."
      },
      {
        "number": "20",
        "name": "BDGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "21",
        "name": "+VBD",
        "type": "power_in",
        "description": "Digital I/O supply, 1.7 V to +VA."
      },
      {
        "number": "22",
        "name": "GPIO0",
        "type": "bidirectional",
        "description": "General-purpose input or output with programmable dual function as an active-high alarm output."
      },
      {
        "number": "23",
        "name": "REFM",
        "type": "input",
        "description": "Reference ground."
      },
      {
        "number": "24",
        "name": "REFP",
        "type": "input",
        "description": "Reference input; 2.5 V reference with a 10 µF decoupling capacitor to REFM."
      },
      {
        "number": "25",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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: NC (no connect) pins inferred from package layout since they are not explicitly listed with pin numb; GPIO0 has programmable dual functionality; actual operation mode depends on register configuration i",
          "exposed pad 25 added from the footprint"
        ],
        "pages_sent": 26,
        "cost_usd": 0.3218,
        "at": "2026-10-07T01:49:24"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ads7955",
        "pages": 87,
        "sha256": "8ef9ce324ee60500",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 25,
        "described": 25,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "ads7951sbrger.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
          4.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "096fc110543e6d324c5120c2d38e3dca87a389da9b6fac234f1fe40856295ef4",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ads7951sbrger-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,
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        "footprint_binding": "identity",
        "sha256": "f4ab015e5aa9fb8635053337171d8eb4588f3782cb55ff18fc6e974577fefa21",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}