LM258DR-CN

{
  "slug": "lm258dr-cn",
  "version": "0.1.0",
  "type": "component",
  "description": "ChipNobo Operational Amplifier, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "lm258dr-cn",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "lm258dr-cn.kicad_sym",
    "lm258dr-cn.kicad_mod",
    "lm258dr-cn.glb",
    "lm258dr-cn.step",
    "lm258dr-cn.lbr",
    "docs/hero.png",
    "docs/lm258dr-cn-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm258dr-cn-hero.glb",
    "lm258dr-cn-hero.overlay.json",
    "lm258dr-cn-etched.glb"
  ],
  "component": {
    "mpn": "LM258DR-CN",
    "manufacturer": "ChipNobo",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/abcac427258c97d61e6d307bfdc08874.pdf",
    "parts": {
      "symbol": "lm258dr-cn.kicad_sym",
      "footprint": "lm258dr-cn.kicad_mod",
      "model_3d": "lm258dr-cn-hero.glb",
      "model_3d_plain": "lm258dr-cn-etched.glb",
      "model_3d_step": "lm258dr-cn-etched.step",
      "model_3d_step_plain": "lm258dr-cn.step",
      "lbr": "lm258dr-cn.lbr"
    },
    "distributor_links": {
      "lcsc": "C42436862"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T01:27:15Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1OUT",
        "type": "output",
        "description": "Output of amplifier 1; the datasheet gives typical source current of 40 mA and sink current of 15 mA at VCC = 15 V, Vo = 2 V."
      },
      {
        "number": "2",
        "name": "1IN-",
        "type": "input",
        "description": "Inverting input of amplifier 1, with the input common-mode voltage kept within the -0.3 V to VCC limits of the maximum ratings."
      },
      {
        "number": "3",
        "name": "1IN+",
        "type": "input",
        "description": "Non-inverting input of amplifier 1, with the input common-mode voltage kept within the -0.3 V to VCC limits of the maximum ratings."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference, labelled VEE/GND in the schematic, serving as the negative supply in split-supply operation."
      },
      {
        "number": "5",
        "name": "2IN+",
        "type": "input",
        "description": "Non-inverting input of amplifier 2, with the input common-mode voltage kept within the -0.3 V to VCC limits of the maximum ratings."
      },
      {
        "number": "6",
        "name": "2IN-",
        "type": "input",
        "description": "Inverting input of amplifier 2, with the input common-mode voltage kept within the -0.3 V to VCC limits of the maximum ratings."
      },
      {
        "number": "7",
        "name": "2OUT",
        "type": "output",
        "description": "Output of amplifier 2; the datasheet gives typical source current of 40 mA and sink current of 15 mA at VCC = 15 V, Vo = 2 V."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply, rated 4 V to 32 V single-supply or ±2 V to ±16 V dual-supply, with a maximum of 32 V (or ±16 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: The pin numbers were inferred from the garbled text layout of the SOP8 pin-connection diagram on pag; Pin 4 is printed as GND in the pin diagram but as VEE/GND in the schematic; it is typed power_in her; The datasheet gives no per-pin electrical limits for the inputs and outputs beyond the device-level "
        ],
        "pages_sent": 5,
        "cost_usd": 0.0377,
        "at": "2026-10-18T01:25:53"
      },
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        "pages": 5,
        "sha256": "bb033ba763167940",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "extents_mm": [
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        ],
        "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": "lm258dr-cn-etched.step",
        "role": "eda",
        "up": "Z",
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        ],
        "zmin_mm": -0.0,
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        "sha256": "dd26a0fb21b43b5df449a02e19eae5f6a7baef5f0dafaca2c8723095aaf2f1ea",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  }
}