LM211MM

{
  "slug": "lm211mm",
  "version": "0.1.0",
  "type": "component",
  "description": "HGSEMI Comparators, MSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "lm211mm",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm211mm.kicad_sym",
    "lm211mm.kicad_mod",
    "lm211mm.glb",
    "lm211mm.step",
    "lm211mm.lbr",
    "docs/hero.png",
    "docs/lm211mm-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm211mm-hero.glb",
    "lm211mm-hero.overlay.json",
    "lm211mm-etched.glb"
  ],
  "component": {
    "mpn": "LM211MM",
    "manufacturer": "HGSEMI",
    "package": "MSOP-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Comparators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8758163182680985600",
    "parts": {
      "symbol": "lm211mm.kicad_sym",
      "footprint": "lm211mm.kicad_mod",
      "model_3d": "lm211mm-hero.glb",
      "model_3d_plain": "lm211mm-etched.glb",
      "model_3d_step": "lm211mm-etched.step",
      "model_3d_step_plain": "lm211mm.step",
      "lbr": "lm211mm.lbr"
    },
    "distributor_links": {
      "lcsc": "C7432102"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T02:12:25Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; the output can be referenced to ground, and with GND used as the output reference the input polarity is reversed."
      },
      {
        "number": "2",
        "name": "IN+",
        "type": "input",
        "description": "Non-inverting (+) comparator input, isolated from system ground; input voltage rated 15 V with ±15 V supplies and differential voltage up to 30 V."
      },
      {
        "number": "3",
        "name": "IN-",
        "type": "input",
        "description": "Inverting (-) comparator input, isolated from system ground; input voltage rated 15 V with ±15 V supplies and differential voltage up to 30 V."
      },
      {
        "number": "4",
        "name": "VEE",
        "type": "power_in",
        "description": "Negative supply; total VCC+VEE is limited to 36 V and ground to VEE to 30 V."
      },
      {
        "number": "5",
        "name": "BALANCE",
        "type": "passive",
        "description": "Balance pin for input offset voltage adjustment."
      },
      {
        "number": "6",
        "name": "BALANCE/STROBE",
        "type": "input",
        "description": "Shared balance and strobe pin; must not be tied directly to ground and needs to be driven with 3 mA to 5 mA, with strobe voltage limited to VCC to VCC-5 V."
      },
      {
        "number": "7",
        "name": "OUTPUT",
        "type": "output",
        "description": "Comparator output that can be referenced to ground, VCC or VEE to drive DTL, RTL, TTL or MOS logic, and can switch up to 50 V at 50 mA (VO-VEE max 50 V for LM211, 40 V for LM311)."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply; operates from a single 5 V to 30 V supply or ±15 V dual supply, with VCC+VEE max 36 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+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet pinout drawing is shared by DIP-8, SOP-8 and MSOP-8, and shows no separate MSOP-8 draw",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 10,
        "cost_usd": 0.2444,
        "at": "2026-10-18T02:10:29"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8758163182680985600",
        "pages": 10,
        "sha256": "061ce243af0d55f4",
        "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": [
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        "role": "plain",
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        "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": "847c4c5023fe1603fbd36900a5dcc4bd3901ba473f71d42c9a469f0236eaadf3",
        "checked": "2026-10-18",
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      },
      {
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        "role": "eda",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": -0.0,
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        "sha256": "de2d0fdeb252c6add07724bd69cae5589d06a98035fdaea37e401f3f5e2f9443",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  }
}