LM324D

{
  "slug": "lm324d",
  "version": "0.1.0",
  "type": "component",
  "description": "Slkor SLKORMICRO Elec Operational Amplifier, SOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "lm324d",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm324d.kicad_sym",
    "lm324d.kicad_mod",
    "lm324d.glb",
    "lm324d.step",
    "lm324d.lbr",
    "docs/hero.png",
    "docs/lm324d-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm324d-hero.glb",
    "lm324d-hero.overlay.json",
    "lm324d-etched.glb"
  ],
  "component": {
    "mpn": "LM324D",
    "manufacturer": "Slkor SLKORMICRO Elec",
    "package": "SOP-14",
    "pin_count": 14,
    "category": "Amplifiers/Comparators",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590239815083065345",
    "parts": {
      "symbol": "lm324d.kicad_sym",
      "footprint": "lm324d.kicad_mod",
      "model_3d": "lm324d-hero.glb",
      "model_3d_plain": "lm324d-etched.glb",
      "model_3d_step": "lm324d-etched.step",
      "model_3d_step_plain": "lm324d.step",
      "lbr": "lm324d.lbr"
    },
    "distributor_links": {
      "lcsc": "C5122588",
      "digikey": "497-19622-ND",
      "mouser": "511-LM324D"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T09:38:21Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-19622-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-LM324D",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1OUT",
        "type": "output",
        "description": "Output of amplifier 1."
      },
      {
        "number": "2",
        "name": "1IN-",
        "type": "input",
        "description": "Inverting input of amplifier 1; input voltage range -0.3 V to 32 V (26 V for LM2902)."
      },
      {
        "number": "3",
        "name": "1IN+",
        "type": "input",
        "description": "Non-inverting input of amplifier 1; common-mode range 0 to Vcc-1.5 V at 25 °C."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply, single supply 3 V to 30 V (3 V to 26 V for LM2902), absolute maximum 32 V."
      },
      {
        "number": "5",
        "name": "2IN+",
        "type": "input",
        "description": "Non-inverting input of amplifier 2; common-mode range 0 to Vcc-1.5 V at 25 °C."
      },
      {
        "number": "6",
        "name": "2IN-",
        "type": "input",
        "description": "Inverting input of amplifier 2; input voltage range -0.3 V to 32 V (26 V for LM2902)."
      },
      {
        "number": "7",
        "name": "2OUT",
        "type": "output",
        "description": "Output of amplifier 2."
      },
      {
        "number": "8",
        "name": "3OUT",
        "type": "output",
        "description": "Output of amplifier 3."
      },
      {
        "number": "9",
        "name": "3IN-",
        "type": "input",
        "description": "Inverting input of amplifier 3; input voltage range -0.3 V to 32 V (26 V for LM2902)."
      },
      {
        "number": "10",
        "name": "3IN+",
        "type": "input",
        "description": "Non-inverting input of amplifier 3; common-mode range 0 to Vcc-1.5 V at 25 °C."
      },
      {
        "number": "11",
        "name": "GND",
        "type": "power_in",
        "description": "Ground, the reference for all voltages except differential voltages."
      },
      {
        "number": "12",
        "name": "4IN+",
        "type": "input",
        "description": "Non-inverting input of amplifier 4; common-mode range 0 to Vcc-1.5 V at 25 °C."
      },
      {
        "number": "13",
        "name": "4IN-",
        "type": "input",
        "description": "Inverting input of amplifier 4; input voltage range -0.3 V to 32 V (26 V for LM2902)."
      },
      {
        "number": "14",
        "name": "4OUT",
        "type": "output",
        "description": "Output of amplifier 4."
      }
    ],
    "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+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet labels the 14-pin top view as shared by the D, DB, N and PW packages, and does not say",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 7,
        "cost_usd": 0.2765,
        "at": "2026-10-18T09:34:56"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590239815083065345",
        "pages": 7,
        "sha256": "d2eaecdfcfa8fc69",
        "source_tier": "lcsc"
      },
      "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": "lm324d.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": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm324d-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": "1759dd2a83a469d29b9bdafdc787a0b3fc420247ceee50aeb615405657fb2d11",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}