ADS7128IRTER

{
  "slug": "ads7128irter",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Analog To Digital Converters (ADC), WQFN-16-EP(3x3). Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "data acquisition",
    "ads7128irter",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ads7128irter.kicad_sym",
    "ads7128irter.kicad_mod",
    "ads7128irter.glb",
    "ads7128irter.step",
    "ads7128irter.lbr",
    "docs/hero.png",
    "docs/ads7128irter-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "ADS7128IRTER",
    "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/ads7128",
    "parts": {
      "symbol": "ads7128irter.kicad_sym",
      "footprint": "ads7128irter.kicad_mod",
      "model_3d": "ads7128irter-etched.glb",
      "model_3d_plain": "ads7128irter.glb",
      "model_3d_step": "ads7128irter-etched.step",
      "model_3d_step_plain": "ads7128irter.step",
      "lbr": "ads7128irter.lbr"
    },
    "distributor_links": {
      "lcsc": "C2867992"
    },
    "pins": [
      {
        "number": "1",
        "name": "AIN2/GPIO2",
        "type": "bidirectional",
        "description": "Channel 2 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA."
      },
      {
        "number": "2",
        "name": "AIN3/GPIO3",
        "type": "bidirectional",
        "description": "Channel 3 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA."
      },
      {
        "number": "3",
        "name": "AIN4/GPIO4",
        "type": "bidirectional",
        "description": "Channel 4 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA."
      },
      {
        "number": "4",
        "name": "AIN5/GPIO5",
        "type": "bidirectional",
        "description": "Channel 5 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA."
      },
      {
        "number": "5",
        "name": "AIN6/GPIO6",
        "type": "bidirectional",
        "description": "Channel 6 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA."
      },
      {
        "number": "6",
        "name": "AIN7/GPIO7",
        "type": "bidirectional",
        "description": "Channel 7 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA."
      },
      {
        "number": "7",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog supply voltage and reference voltage for ADC; operating range 2.35 V to 5.5 V; requires 1-µF low-ESR decoupling capacitor to GND."
      },
      {
        "number": "8",
        "name": "DECAP",
        "type": "passive",
        "description": "Decoupling capacitor connection for internal power supply; connect capacitor in range 0.22 µF to 1 µF."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for all analog and digital signals; maximum voltage -0.3 V to GND."
      },
      {
        "number": "10",
        "name": "DVDD",
        "type": "power_in",
        "description": "Digital I/O supply voltage; operating range 1.65 V to 5.5 V; requires 1-µF decoupling capacitor to GND."
      },
      {
        "number": "11",
        "name": "ADDR",
        "type": "input",
        "description": "I2C address selector input; connect external resistor from this pin to DECAP or GND to select one of eight I2C addresses; input range -0.3 V to 2.1 V."
      },
      {
        "number": "12",
        "name": "ALERT",
        "type": "output",
        "description": "Digital comparator alert output; configurable as open-drain (default) or push-pull output with maximum sink current of 5 mA; can indicate CRC error or RMS completion."
      },
      {
        "number": "13",
        "name": "SCL",
        "type": "input",
        "description": "I2C serial clock input; supports standard mode (up to 400 kHz), fast mode, fast mode plus, and high-speed mode (up to 3.4 MHz) with input thresholds 0.7 × DVDD (high) and 0.3 × DVDD (low)."
      },
      {
        "number": "14",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C serial data input/output pin; supports standard mode (up to 400 kHz), fast mode, fast mode plus, and high-speed mode (up to 3.4 MHz) with input thresholds 0.7 × DVDD (high) and 0.3 × DVDD (low)."
      },
      {
        "number": "15",
        "name": "AIN0/GPIO0",
        "type": "bidirectional",
        "description": "Channel 0 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA."
      },
      {
        "number": "16",
        "name": "AIN1/GPIO1",
        "type": "bidirectional",
        "description": "Channel 1 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA."
      },
      {
        "number": "17",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "exposed pad 17 added from the footprint"
        ],
        "pages_sent": 81,
        "cost_usd": 0.7828,
        "at": "2026-09-23T14:59:26"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ads7128",
        "pages": 81,
        "sha256": "15b04478f2faa591",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ads7128irter.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          3.0,
          0.785
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3eb81ffac423a66cdcfead8efe56401da171edaf1f2257049aad7b2d3900f6c8",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ads7128irter-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          3.0,
          0.785
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "fcc6f89695e935bfc628a529e7aa61f01c47e5eff3ef2df4b9d8f31b3b7d431a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}