LM248D

{
  "slug": "lm248d",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Pre-ordered Chips, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface ics",
    "lm248d",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm248d.kicad_sym",
    "lm248d.kicad_mod",
    "lm248d.glb",
    "lm248d.step",
    "lm248d.lbr",
    "docs/hero.png",
    "docs/lm248d-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm248d-hero.glb",
    "lm248d-hero.overlay.json",
    "lm248d-etched.glb"
  ],
  "component": {
    "mpn": "LM248D",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-14",
    "pin_count": 14,
    "category": "Interface ICs",
    "subcategory": "Pre-ordered Chips",
    "datasheet": "https://www.ti.com/lit/ds/symlink/lm248d.pdf",
    "parts": {
      "symbol": "lm248d.kicad_sym",
      "footprint": "lm248d.kicad_mod",
      "model_3d": "lm248d-hero.glb",
      "model_3d_plain": "lm248d-etched.glb",
      "model_3d_step": "lm248d-etched.step",
      "model_3d_step_plain": "lm248d.step",
      "lbr": "lm248d.lbr"
    },
    "distributor_links": {
      "lcsc": "C1347368",
      "digikey": "LM248DST-ND",
      "mouser": "511-LM248D"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T11:52:16Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LM248DST-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "511-LM248D",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1OUT",
        "type": "output",
        "description": "Amplifier 1 output; typical peak swing ±13 V at RL = 10 kΩ and short-circuit current ±25 mA at VCC± = ±15 V."
      },
      {
        "number": "2",
        "name": "1IN–",
        "type": "input",
        "description": "Amplifier 1 inverting input; input voltage magnitude must not exceed the supply voltage or ±18 V for the LM248."
      },
      {
        "number": "3",
        "name": "1IN+",
        "type": "input",
        "description": "Amplifier 1 non-inverting input; input voltage magnitude must not exceed the supply voltage or ±18 V for the LM248."
      },
      {
        "number": "4",
        "name": "VCC+",
        "type": "power_in",
        "description": "Positive supply, recommended 4 V to 18 V (absolute maximum 18 V for the LM248)."
      },
      {
        "number": "5",
        "name": "2IN+",
        "type": "input",
        "description": "Amplifier 2 non-inverting input; input voltage magnitude must not exceed the supply voltage or ±18 V for the LM248."
      },
      {
        "number": "6",
        "name": "2IN–",
        "type": "input",
        "description": "Amplifier 2 inverting input; input voltage magnitude must not exceed the supply voltage or ±18 V for the LM248."
      },
      {
        "number": "7",
        "name": "2OUT",
        "type": "output",
        "description": "Amplifier 2 output; typical peak swing ±13 V at RL = 10 kΩ and short-circuit current ±25 mA at VCC± = ±15 V."
      },
      {
        "number": "8",
        "name": "3OUT",
        "type": "output",
        "description": "Amplifier 3 output; typical peak swing ±13 V at RL = 10 kΩ and short-circuit current ±25 mA at VCC± = ±15 V."
      },
      {
        "number": "9",
        "name": "3IN–",
        "type": "input",
        "description": "Amplifier 3 inverting input; input voltage magnitude must not exceed the supply voltage or ±18 V for the LM248."
      },
      {
        "number": "10",
        "name": "3IN+",
        "type": "input",
        "description": "Amplifier 3 non-inverting input; input voltage magnitude must not exceed the supply voltage or ±18 V for the LM248."
      },
      {
        "number": "11",
        "name": "VCC–",
        "type": "power_in",
        "description": "Negative supply, recommended -4 V to -18 V (absolute maximum -18 V for the LM248)."
      },
      {
        "number": "12",
        "name": "4IN+",
        "type": "input",
        "description": "Amplifier 4 non-inverting input; input voltage magnitude must not exceed the supply voltage or ±18 V for the LM248."
      },
      {
        "number": "13",
        "name": "4IN–",
        "type": "input",
        "description": "Amplifier 4 inverting input; input voltage magnitude must not exceed the supply voltage or ±18 V for the LM248."
      },
      {
        "number": "14",
        "name": "4OUT",
        "type": "output",
        "description": "Amplifier 4 output; typical peak swing ±13 V at RL = 10 kΩ and short-circuit current ±25 mA at VCC± = ±15 V."
      }
    ],
    "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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin-to-number mapping was read from the garbled text extraction of the top-view diagram on page 1. T; The datasheet does not mark a pin type for each pin. Types were assigned from function, and the supp"
        ],
        "pages_sent": 17,
        "cost_usd": 0.112,
        "at": "2026-10-30T11:52:00"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/lm248d.pdf",
        "pages": 17,
        "sha256": "e7fbfd5a73a105e0",
        "source_tier": "mfr"
      },
      "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": "lm248d.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": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm248d-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": "602d92db51a81ee20f0b42a176aa64cda5bbfa12268d505c5da0ea7e98c20739",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "D",
      "E1": {
        "nom_mm": 3.9,
        "range_mm": null
      },
      "E": {
        "nom_mm": 6.0,
        "range_mm": null
      },
      "e": {
        "nom_mm": 1.27,
        "range_mm": null
      },
      "source": "TI package designator D (no drawing in the datasheet)",
      "model_check": {
        "file": "lm248d.step",
        "verdict": "SKIP",
        "reasons": [
          "the datasheet dimensions give no height or body size to compare"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}