ADS7854IRTER

{
  "slug": "ads7854irter",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Analog To Digital Converters (ADC), WQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "data acquisition",
    "ads7854irter",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ads7854irter.kicad_sym",
    "ads7854irter.kicad_mod",
    "ads7854irter.glb",
    "ads7854irter.step",
    "ads7854irter.lbr",
    "docs/hero.png",
    "docs/ads7854irter-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ads7854irter-hero.glb",
    "ads7854irter-hero.overlay.json"
  ],
  "component": {
    "mpn": "ADS7854IRTER",
    "manufacturer": "Texas Instruments",
    "package": "WQFN-16-EP(3x3)",
    "pin_count": 17,
    "category": "Data Acquisition",
    "subcategory": "Analog To Digital Converters (ADC)",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ads8354",
    "parts": {
      "symbol": "ads7854irter.kicad_sym",
      "footprint": "ads7854irter.kicad_mod",
      "model_3d": "ads7854irter-hero.glb",
      "model_3d_plain": "ads7854irter.glb",
      "model_3d_step": "ads7854irter-etched.step",
      "model_3d_step_plain": "ads7854irter.step",
      "lbr": "ads7854irter.lbr"
    },
    "distributor_links": {
      "lcsc": "C2669932",
      "digikey": "296-50897-2-ND",
      "mouser": "595-ADS7854IRTER"
    },
    "distributor_check": {
      "checked_at": "2026-10-12T04:28:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-50897-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-ADS7854IRTER",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "REFIO_A",
        "type": "bidirectional",
        "description": "Reference voltage input/output for channel A, referenced to REFGND_A and limited to -0.3 V to AVDD + 0.3 V with respect to REFGND_x."
      },
      {
        "number": "2",
        "name": "REFGND_A",
        "type": "power_in",
        "description": "Reference ground potential for channel A, which must stay within 0.3 V of GND (|REFGND_x - GND| 0.3 V limit)."
      },
      {
        "number": "3",
        "name": "REFGND_B",
        "type": "power_in",
        "description": "Reference ground potential for channel B, which must stay within 0.3 V of GND (|REFGND_x - GND| 0.3 V limit)."
      },
      {
        "number": "4",
        "name": "REFIO_B",
        "type": "bidirectional",
        "description": "Reference voltage input/output for channel B, referenced to REFGND_B and limited to -0.3 V to AVDD + 0.3 V with respect to REFGND_x."
      },
      {
        "number": "5",
        "name": "AINM_B",
        "type": "input",
        "description": "Negative analog input for channel B, limited to -0.3 V to AVDD + 0.3 V with respect to REFGND_x; supports fully-differential input."
      },
      {
        "number": "6",
        "name": "AINP_B",
        "type": "input",
        "description": "Positive analog input for channel B, limited to -0.3 V to AVDD + 0.3 V with respect to REFGND_x; supports fully-differential input."
      },
      {
        "number": "7",
        "name": "DVDD",
        "type": "power_in",
        "description": "Digital I/O supply, specified at 3.3 V nominal, with absolute maximum of 6 V to GND."
      },
      {
        "number": "8",
        "name": "SDI",
        "type": "input",
        "description": "Data input for serial communication; digital input voltage limited to GND - 0.3 V to DVDD + 0.3 V."
      },
      {
        "number": "9",
        "name": "CS",
        "type": "input",
        "description": "Chip-select signal, active low, which brings the serial data bus out of 3-state when it falls."
      },
      {
        "number": "10",
        "name": "SCLK",
        "type": "input",
        "description": "Clock for serial communication, with digital input voltage limited to GND - 0.3 V to DVDD + 0.3 V."
      },
      {
        "number": "11",
        "name": "SDO_A",
        "type": "output",
        "description": "Data output for serial communication for channel A and channel B; in dual-SDO modes it carries the ADC_A conversion result."
      },
      {
        "number": "12",
        "name": "SDO_B",
        "type": "output",
        "description": "Data output for serial communication for channel B; it stays in 3-state in single-SDO mode and can be left unconnected."
      },
      {
        "number": "13",
        "name": "GND",
        "type": "power_in",
        "description": "Digital ground, the reference for the digital input and DVDD voltage limits."
      },
      {
        "number": "14",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog supply voltage for ADC operation, specified at 5 V nominal, with absolute maximum of 6 V to REFGND_x."
      },
      {
        "number": "15",
        "name": "AINP_A",
        "type": "input",
        "description": "Positive analog input for channel A, limited to -0.3 V to AVDD + 0.3 V with respect to REFGND_x; supports fully-differential input."
      },
      {
        "number": "16",
        "name": "AINM_A",
        "type": "input",
        "description": "Negative analog input for channel A, limited to -0.3 V to AVDD + 0.3 V with respect to REFGND_x; supports fully-differential input."
      },
      {
        "number": "17",
        "name": "Thermal Pad",
        "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-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The WQFN exposed thermal pad is described on page 5 as 'Thermal Exposed thermal pad (only for WQFN)'; The datasheet pin table gives the WQFN number for each signal, and the pin descriptions are abbrevia; The package hint in the request says WQFN-16-EP(3x3); the datasheet gives the package as WQFN-16 (RT",
          "exposed pad 17 added from the footprint"
        ],
        "pages_sent": 18,
        "cost_usd": 0.0936,
        "at": "2026-10-12T04:27:48"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ads8354",
        "pages": 74,
        "sha256": "9dc9513f58274162",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "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": [
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3eb81ffac423a66cdcfead8efe56401da171edaf1f2257049aad7b2d3900f6c8",
        "checked": "2026-10-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ads7854irter-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "checked": "2026-10-12",
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      }
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  }
}