LMP90080QMH

{
  "slug": "lmp90080qmh",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Analog Front End (AFE), HTSSOP-28. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "data acquisition",
    "lmp90080qmh",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lmp90080qmh.kicad_sym",
    "lmp90080qmh.kicad_mod",
    "lmp90080qmh.glb",
    "lmp90080qmh.step",
    "lmp90080qmh.lbr",
    "docs/hero.png",
    "docs/lmp90080qmh-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lmp90080qmh-hero.glb",
    "lmp90080qmh-hero.overlay.json"
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  "component": {
    "mpn": "LMP90080QMH",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-28",
    "pin_count": 29,
    "category": "Data Acquisition",
    "subcategory": "Analog Front End (AFE)",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lmp90080-q1",
    "parts": {
      "symbol": "lmp90080qmh.kicad_sym",
      "footprint": "lmp90080qmh.kicad_mod",
      "model_3d": "lmp90080qmh-hero.glb",
      "model_3d_plain": "lmp90080qmh.glb",
      "model_3d_step": "lmp90080qmh-etched.step",
      "model_3d_step_plain": "lmp90080qmh.step",
      "lbr": "lmp90080qmh.lbr"
    },
    "distributor_links": {
      "lcsc": "C2862272"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T16:27:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VA",
        "type": "power_in",
        "description": "Analog power supply pin, specified at +4.75 V to 5.5 V in the Operating Ratings."
      },
      {
        "number": "2",
        "name": "VIN0",
        "type": "input",
        "description": "Analog input pin; voltage on any analog input must stay within -0.3 V to VA+0.3 V per the Absolute Maximum Ratings."
      },
      {
        "number": "3",
        "name": "VIN1",
        "type": "input",
        "description": "Analog input pin; voltage on any analog input must stay within -0.3 V to VA+0.3 V per the Absolute Maximum Ratings."
      },
      {
        "number": "4",
        "name": "VIN2",
        "type": "input",
        "description": "Analog input pin; voltage on any analog input must stay within -0.3 V to VA+0.3 V per the Absolute Maximum Ratings."
      },
      {
        "number": "5",
        "name": "VIN3",
        "type": "input",
        "description": "Analog input pin; voltage on any analog input must stay within -0.3 V to VA+0.3 V per the Absolute Maximum Ratings."
      },
      {
        "number": "6",
        "name": "VIN4",
        "type": "input",
        "description": "Analog input pin; voltage on any analog input must stay within -0.3 V to VA+0.3 V per the Absolute Maximum Ratings."
      },
      {
        "number": "7",
        "name": "VIN5",
        "type": "input",
        "description": "Analog input pin; voltage on any analog input must stay within -0.3 V to VA+0.3 V per the Absolute Maximum Ratings."
      },
      {
        "number": "8",
        "name": "VREFP1",
        "type": "input",
        "description": "Positive reference input for the ADC; reference voltage operating range is +0.5 V to VA."
      },
      {
        "number": "9",
        "name": "VREFN1",
        "type": "input",
        "description": "Negative reference input for the ADC; reference voltage is referenced to GND and must keep VREF within +0.5 V to VA."
      },
      {
        "number": "10",
        "name": "VIN6/VREFP2",
        "type": "input",
        "description": "Analog input pin or, alternatively, the VREFP2 positive reference input."
      },
      {
        "number": "11",
        "name": "VIN7/VREFN2",
        "type": "input",
        "description": "Analog input pin or, alternatively, the VREFN2 negative reference input."
      },
      {
        "number": "12",
        "name": "IB2",
        "type": "output",
        "description": "Matched excitation current source for external RTD/sensor use, selectable from 100 µA to 1000 µA in 100 µA steps."
      },
      {
        "number": "13",
        "name": "IB1",
        "type": "output",
        "description": "Matched excitation current source for external RTD/sensor use, selectable from 100 µA to 1000 µA in 100 µA steps."
      },
      {
        "number": "14",
        "name": "XOUT",
        "type": "output",
        "description": "External crystal oscillator connection output."
      },
      {
        "number": "15",
        "name": "XIN/CLK",
        "type": "input",
        "description": "External crystal oscillator connection or external clock input."
      },
      {
        "number": "16",
        "name": "GND",
        "type": "power_in",
        "description": "Power supply ground; all voltages are measured with respect to this pin."
      },
      {
        "number": "17",
        "name": "CSB",
        "type": "input",
        "description": "Digital chip select input (active low, chip select bar)."
      },
      {
        "number": "18",
        "name": "SCLK",
        "type": "input",
        "description": "Digital serial clock input for the SPI interface."
      },
      {
        "number": "19",
        "name": "SDI",
        "type": "input",
        "description": "Digital serial data input for the SPI interface."
      },
      {
        "number": "20",
        "name": "SDO/DRDYB",
        "type": "output",
        "description": "Serial data output and data-ready bar; source/sink current is limited to 3 mA and output is referenced to VIO."
      },
      {
        "number": "21",
        "name": "D0",
        "type": "bidirectional",
        "description": "General-purpose digital input/output (GPIO) pin, referenced to the VIO supply (VIO +2.7 V to 5.5 V)."
      },
      {
        "number": "22",
        "name": "D1",
        "type": "bidirectional",
        "description": "General-purpose digital input/output (GPIO) pin, referenced to the VIO supply (VIO +2.7 V to 5.5 V)."
      },
      {
        "number": "23",
        "name": "D2",
        "type": "bidirectional",
        "description": "General-purpose digital input/output (GPIO) pin, referenced to the VIO supply (VIO +2.7 V to 5.5 V)."
      },
      {
        "number": "24",
        "name": "D3",
        "type": "bidirectional",
        "description": "General-purpose digital input/output (GPIO) pin, referenced to the VIO supply (VIO +2.7 V to 5.5 V)."
      },
      {
        "number": "25",
        "name": "D4",
        "type": "bidirectional",
        "description": "General-purpose digital input/output (GPIO) pin, referenced to the VIO supply (VIO +2.7 V to 5.5 V)."
      },
      {
        "number": "26",
        "name": "D5",
        "type": "bidirectional",
        "description": "General-purpose digital input/output (GPIO) pin, referenced to the VIO supply (VIO +2.7 V to 5.5 V)."
      },
      {
        "number": "27",
        "name": "D6/DRDYB",
        "type": "bidirectional",
        "description": "General-purpose digital input/output pin or data-ready bar output, referenced to the VIO supply (VIO +2.7 V to 5.5 V)."
      },
      {
        "number": "28",
        "name": "VIO",
        "type": "power_in",
        "description": "Digital input/output supply pin, specified at +2.7 V to 5.5 V in the Operating Ratings."
      },
      {
        "number": "29",
        "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 exposed thermal pad is not a numbered pin. The datasheet says to leave the thermal pad floating,; Pin descriptions for pins 1-28 come from the Pin Descriptions table on page 4. The connection diagra; The 'Type' values use KiCad ERC classes inferred from the table's labels (Analog Input -> input, Ana",
          "exposed pad 29 added from the footprint"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0622,
        "at": "2026-10-08T16:27:19"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lmp90080-q1",
        "pages": 66,
        "sha256": "89e5daae6bfad4a2",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 29,
        "described": 29,
        "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": [
          7.2,
          9.7,
          1.05
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "ff242f1d3be9d09e7f929707a2c5b1ee974a4f882053b04bcdb1cd2cb21223ef",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lmp90080qmh-etched.step",
        "role": "eda",
        "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": "7b75a640696be29e08c916fbb6b55447655829e47a7ef7c7a1eb7942a8ad3a2c",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}