LM258AM

{
  "slug": "lm258am",
  "version": "0.1.0",
  "type": "component",
  "description": "HGSEMI Operational Amplifier, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "lm258am",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm258am.kicad_sym",
    "lm258am.kicad_mod",
    "lm258am.glb",
    "lm258am.step",
    "lm258am.lbr",
    "docs/hero.png",
    "docs/lm258am-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm258am-hero.glb",
    "lm258am-hero.overlay.json",
    "lm258am-etched.glb"
  ],
  "component": {
    "mpn": "LM258AM",
    "manufacturer": "HGSEMI",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757851275964616704",
    "parts": {
      "symbol": "lm258am.kicad_sym",
      "footprint": "lm258am.kicad_mod",
      "model_3d": "lm258am-hero.glb",
      "model_3d_plain": "lm258am-etched.glb",
      "model_3d_step": "lm258am-etched.step",
      "model_3d_step_plain": "lm258am.step",
      "lbr": "lm258am.lbr"
    },
    "distributor_links": {
      "lcsc": "C20613271"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T11:44:10Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1OUT",
        "type": "output",
        "description": "Output of op-amp channel 1."
      },
      {
        "number": "2",
        "name": "1IN-",
        "type": "input",
        "description": "Inverting input of op-amp channel 1."
      },
      {
        "number": "3",
        "name": "1IN+",
        "type": "input",
        "description": "Non-inverting input of op-amp channel 1."
      },
      {
        "number": "4",
        "name": "VEE",
        "type": "power_in",
        "description": "Negative power supply; datasheet specifies VEE = GND for single-supply operation (single supply 3 V to 36 V, dual supply ±18 V)."
      },
      {
        "number": "5",
        "name": "2IN+",
        "type": "input",
        "description": "Non-inverting input of op-amp channel 2."
      },
      {
        "number": "6",
        "name": "2IN-",
        "type": "input",
        "description": "Inverting input of op-amp channel 2."
      },
      {
        "number": "7",
        "name": "2OUT",
        "type": "output",
        "description": "Output of op-amp channel 2."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive power supply; datasheet gives single-supply range 3 V to 36 V and absolute maximum single supply of 36 V."
      }
    ],
    "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: Package mapping: the ordering table on page 1 lists LM258AM/TR as SOP-8 (print LM258A, 2500 pcs/reel; Pin descriptions for outputs and inputs are limited to function labels in the datasheet (channel num; The datasheet's ratings are given in Chinese; the text was translated for pin functions. The part is"
        ],
        "pages_sent": 9,
        "cost_usd": 0.0376,
        "at": "2026-10-18T11:41:05"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757851275964616704",
        "pages": 9,
        "sha256": "a3989a7f4b246f96",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lm258am.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm258am-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "994bc0d9bc7ac218837d06eaf76a53c388543d070786ced373635c0e70fa13f5",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}