main
Ray Set visibility: public 21099ec 10d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "lm324adr-cn",
  "title": "LM324ADR-CN",
  "brief": "ChipNobo Operational Amplifier, SOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "lm324adr-cn",
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    "extractor-text"
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  "component": {
    "mpn": "LM324ADR-CN",
    "manufacturer": "ChipNobo",
    "package": "SOP-14",
    "pin_count": 14,
    "category": "Amplifiers/Comparators",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/f6fd417cdde73682cc79ba4d4914c6ed.pdf",
    "parts": {
      "symbol": "lm324adr-cn.kicad_sym",
      "footprint": "lm324adr-cn.kicad_mod",
      "model_3d": "lm324adr-cn-hero.glb",
      "model_3d_plain": "lm324adr-cn-etched.glb",
      "model_3d_step": "lm324adr-cn-etched.step",
      "model_3d_step_plain": "lm324adr-cn.step",
      "lbr": "lm324adr-cn.lbr"
    },
    "distributor_links": {
      "lcsc": "C42436852"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T20:04:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
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    },
    "pins": [
      {
        "number": "1",
        "name": "OUT1",
        "type": "output",
        "description": "Output of amplifier 1, short-circuit protected, with output range 0 to Vcc-1.5 V."
      },
      {
        "number": "2",
        "name": "IN1-",
        "type": "input",
        "description": "Inverting input of amplifier 1; common-mode range includes the negative supply (0 to Vcc-1.5 V)."
      },
      {
        "number": "3",
        "name": "IN1+",
        "type": "input",
        "description": "Non-inverting input of amplifier 1; common-mode range includes the negative supply (0 to Vcc-1.5 V)."
      },
      {
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      },
      {
        "number": "6",
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      },
      {
        "number": "7",
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      },
      {
        "number": "8",
        "name": "OUT3",
        "type": "output",
        "description": "Output of amplifier 3, short-circuit protected, with output range 0 to Vcc-1.5 V."
      },
      {
        "number": "9",
        "name": "IN3-",
        "type": "input",
        "description": "Inverting input of amplifier 3; common-mode range includes the negative supply (0 to Vcc-1.5 V)."
      },
      {
        "number": "10",
        "name": "IN3+",
        "type": "input",
        "description": "Non-inverting input of amplifier 3; common-mode range includes the negative supply (0 to Vcc-1.5 V)."
      },
      {
        "number": "11",
        "name": "VEE/GND",
        "type": "power_in",
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      {
        "number": "12",
        "name": "IN4+",
        "type": "input",
        "description": "Non-inverting input of amplifier 4; common-mode range includes the negative supply (0 to Vcc-1.5 V)."
      },
      {
        "number": "13",
        "name": "IN4-",
        "type": "input",
        "description": "Inverting input of amplifier 4; common-mode range includes the negative supply (0 to Vcc-1.5 V)."
      },
      {
        "number": "14",
        "name": "OUT4",
        "type": "output",
        "description": "Output of amplifier 4, short-circuit protected, with output range 0 to Vcc-1.5 V."
      }
    ],
    "provenance": {
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        "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: Pin 2/3 and 12/13 polarity read from the small amplifier symbols in the top-view drawing (amp 1: pin",
          "vision extraction: provenance cannot be text-verified; needs consensus"
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        "cost_usd": 0.2226,
        "at": "2026-10-18T20:02:02"
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        "sha256": "6a21c0faf46484b0",
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      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
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  "metadata": {
    "specs": {
      "Manufacturer": "ChipNobo",
      "Package": "SOP-14",
      "Category": "Amplifiers/Comparators",
      "Pins": "14"
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          "max": 5,
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          "typ": 100,
          "max": null,
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        {
          "name": "Supply Voltage Rejection Ratio",
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        {
          "name": "Supply Current, per Amp, no Load (Vcc=5V)",
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        {
          "name": "Supply Current, per Amp, no Load (Vcc=30V)",
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        {
          "name": "Input Common Mode Voltage Range",
          "symbol": "Vicm",
          "kind": "electrical",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
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          "source_page": 2,
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        {
          "name": "Common Mode Rejection Ratio (Rs=50Ω)",
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          "min": 65,
          "typ": 80,
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          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Range",
          "symbol": "Vo",
          "kind": "electrical",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "Printed upper limit is Vcc-1.5 (expression, not a number)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Current Source",
          "symbol": "Isource",
          "kind": "electrical",
          "unit": "mA",
          "min": 20,
          "typ": 35,
          "max": null,
          "conditions": "vo=2V",
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        },
        {
          "name": "Output Current Sink",
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          "kind": "electrical",
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          "min": 10,
          "typ": 13,
          "max": null,
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          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Slew Rate",
          "symbol": "SR",
          "kind": "electrical",
          "unit": "V/us",
          "min": null,
          "typ": 0.5,
          "max": null,
          "conditions": "Vin=10V, RL=2KΩ, CL=100pF",
          "source_page": 2,
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        {
          "name": "Gain Bandwidth Product",
          "symbol": "GBP",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 1.2,
          "max": null,
          "conditions": "f=100kHz, Vin=10mV, RL=2KΩ, CL=100pF",
          "source_page": 2,
          "source": "datasheet"
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          "name": "Supply Voltage",
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          "name": "Input Voltage",
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          "min": -0.3,
          "typ": null,
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          "conditions": "",
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        {
          "name": "Differential Input Voltage",
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          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 32,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation",
          "symbol": "Ptot",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "SOP package",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Free Air Temperature Range",
          "symbol": "Toper",
          "kind": "absolute_maximum",
          "unit": "℃",
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          "typ": null,
          "max": 85,
          "conditions": "Operating free air",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage Range (single supply)",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3,
          "typ": null,
          "max": 32,
          "conditions": "Single supply operation, from Features list",
          "source_page": 1,
          "source": "datasheet"
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  "discovery_pitch": "LM324ADR-CN (ChipNobo) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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