main
Ray lm224adt: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC body wi… 831a230
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{
  "schema_version": 1,
  "type": "component",
  "slug": "lm224adt",
  "title": "LM224ADT",
  "brief": "STMicroelectronics Operational Amplifier, SOIC-14. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "op-amp-cmp",
    "lm224adt"
  ],
  "component": {
    "mpn": "LM224ADT",
    "manufacturer": "STMicroelectronics",
    "package": "SOIC-14",
    "pin_count": 14,
    "category": "Op-amp/Cmp",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://www.st.com/resource/en/datasheet/lm224adt.pdf",
    "parts": {
      "symbol": "lm224adt.kicad_sym",
      "footprint": "lm224adt.kicad_mod",
      "model_3d": "lm224adt-etched.glb",
      "model_3d_plain": "lm224adt.glb",
      "model_3d_step": "lm224adt-etched.step",
      "model_3d_step_plain": "lm224adt.step",
      "lbr": "lm224adt.lbr"
    },
    "distributor_links": {
      "lcsc": "C140387"
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT1",
        "type": "output",
        "description": "Output of op-amp channel 1. Class-AB output stage; short-circuit current limited to ~40 mA. Do not short to VCC when VCC > 15 V (destructive dissipation possible)."
      },
      {
        "number": "2",
        "name": "IN1-",
        "type": "input",
        "description": "Inverting input of op-amp channel 1. Typical input bias current 20 nA, input offset current 2 nA. Do not drive below -0.3 V (input parasitic NPN action)."
      },
      {
        "number": "3",
        "name": "IN1+",
        "type": "input",
        "description": "Non-inverting input of op-amp channel 1. Common-mode input range includes ground; upper limit is VCC - 1.5 V."
      },
      {
        "number": "4",
        "name": "VCC+",
        "type": "power_in",
        "description": "Positive supply rail. Single-supply operation 3 V to 30 V, or split-supply +1.5 V to +15 V. Absolute maximum ±16 V (single) or 32 V (single-supply). Total supply current typically 375 μA per amplifier."
      },
      {
        "number": "5",
        "name": "IN2+",
        "type": "input",
        "description": "Non-inverting input of op-amp channel 2. Common-mode input range includes ground."
      },
      {
        "number": "6",
        "name": "IN2-",
        "type": "input",
        "description": "Inverting input of op-amp channel 2. Typical input bias current 20 nA."
      },
      {
        "number": "7",
        "name": "OUT2",
        "type": "output",
        "description": "Output of op-amp channel 2. Class-AB output stage; short-circuit current limited to ~40 mA."
      },
      {
        "number": "8",
        "name": "OUT3",
        "type": "output",
        "description": "Output of op-amp channel 3. Class-AB output stage; short-circuit current limited to ~40 mA."
      },
      {
        "number": "9",
        "name": "IN3-",
        "type": "input",
        "description": "Inverting input of op-amp channel 3. Typical input bias current 20 nA."
      },
      {
        "number": "10",
        "name": "IN3+",
        "type": "input",
        "description": "Non-inverting input of op-amp channel 3. Common-mode input range includes ground."
      },
      {
        "number": "11",
        "name": "VCC-",
        "type": "power_in",
        "description": "Negative supply rail / ground. Tie to GND for single-supply operation, or to negative rail (down to -15 V) for split-supply operation."
      },
      {
        "number": "12",
        "name": "IN4+",
        "type": "input",
        "description": "Non-inverting input of op-amp channel 4. Common-mode input range includes ground."
      },
      {
        "number": "13",
        "name": "IN4-",
        "type": "input",
        "description": "Inverting input of op-amp channel 4. Typical input bias current 20 nA."
      },
      {
        "number": "14",
        "name": "OUT4",
        "type": "output",
        "description": "Output of op-amp channel 4. Class-AB output stage; short-circuit current limited to ~40 mA."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
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        "pages": 21,
        "sha256": "7d935f64f066d5e4",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
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    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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    "pin1": {
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      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-14_3.9x8.7mm_P1.27mm@sha256:a885b619b22880c9",
      "mark": "drawn"
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    "models_3d": [
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        "file": "lm224adt.step",
        "role": "plain",
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        "origin": "footprint origin = pad-pattern centre",
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        "extents_mm": [
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        "footprint_binding": "identity",
        "sha256": "3b9a775da256c8afcc28dcddfbc2eb3f266107fe61ce8446d96f2c52b6f44a70",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
        "file": "lm224adt-etched.step",
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        "checked": "2026-11-03",
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    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "SOIC-14",
      "Category": "Op-amp/Cmp",
      "Pins": "14"
    },
    "characteristics": {
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      "source": "datasheet",
      "datasheet_sha256": "7d935f64f066d5e4",
      "rows": [
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          "name": "Supply voltage (absolute maximum)",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 32,
          "conditions": "Printed as ±16 or 32",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input voltage (absolute maximum)",
          "symbol": "Vi",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Printed as -0.3 to VCC + 0.3 V; upper limit VCC + 0.3 V",
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          "source": "datasheet"
        },
        {
          "name": "Differential input voltage (absolute maximum)",
          "symbol": "Vid",
          "kind": "absolute_maximum",
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          "conditions": "",
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          "source": "datasheet"
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          "name": "Power dissipation, D suffix",
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          "name": "Input current",
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          "conditions": "Input driven negative",
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          "source": "datasheet"
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          "name": "Storage temperature range",
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          "unit": "°C",
          "min": -65,
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          "conditions": "",
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          "source": "datasheet"
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          "name": "Maximum junction temperature",
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          "min": null,
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        {
          "name": "Thermal resistance junction to ambient, SO14",
          "symbol": "Rthja",
          "kind": "thermal",
          "unit": "°C/W",
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          "typ": null,
          "max": 103,
          "conditions": "SO14, single layer board",
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          "source": "datasheet"
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        {
          "name": "Thermal resistance junction to case, SO14",
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          "kind": "thermal",
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          "typ": null,
          "max": 31,
          "conditions": "SO14",
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          "source": "datasheet"
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        {
          "name": "ESD HBM (LM224A)",
          "symbol": "HBM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 800,
          "conditions": "Human body model; row for LM224A, LM324A",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "ESD MM",
          "symbol": "MM",
          "kind": "absolute_maximum",
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          "typ": null,
          "max": 100,
          "conditions": "Machine model",
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          "source": "datasheet"
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        {
          "name": "ESD CDM",
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          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
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          "max": 1500,
          "conditions": "Charged device model",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "Supply voltage, single supply",
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          "kind": "recommended_operating",
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          "min": 3,
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          "source": "datasheet"
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          "name": "Supply voltage, dual supply",
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          "source": "datasheet"
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          "name": "Common-mode input voltage range",
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          "kind": "recommended_operating",
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          "min": -0.1,
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          "conditions": "Printed as (VCC-) - 0.1 to (VCC+) - 1; referenced to supply rails",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "Operating temperature range, LM224",
          "symbol": "TOper",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 105,
          "conditions": "LM224 row",
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          "source": "datasheet"
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          "name": "Input offset voltage (LM224A)",
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          "kind": "electrical",
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          "max": 3,
          "conditions": "Tamb = 25 °C",
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          "source": "datasheet"
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          "conditions": "Rs ≤ 10 kΩ, VCC+ = 5 V to 30 V, Tamb = 25 °C",
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          "name": "Supply current, all amps, no load",
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          "conditions": "Tamb = 25 °C, VCC = 5 V",
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          "name": "Supply current, all amps, no load",
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          "name": "Supply current, all amps, no load",
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          "conditions": "Tmin ≤ Tamb ≤ Tmax, VCC = 5 V",
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          "conditions": "Rs ≤ 10 kΩ, Tamb = 25 °C",
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          "conditions": "Rs ≤ 10 kΩ, Tmin ≤ Tamb ≤ Tmax",
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          "name": "Output current source",
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          "conditions": "Vid = 1 V, VCC = 15 V, Vo = 2 V",
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          "max": null,
          "conditions": "VCC = 30 V, RL = 2 kΩ, Tamb = 25 °C",
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          "source": "datasheet"
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          "conditions": "VCC = 30 V, RL = 10 kΩ, Tamb = 25 °C",
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          "source": "datasheet"
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          "conditions": "VCC = 30 V, RL = 10 kΩ, Tmin ≤ Tamb ≤ Tmax",
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          "source": "datasheet"
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