main
Ray Set visibility: public 2a9b5c9 12d ago
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{
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  "slug": "lm324kn",
  "title": "LM324KN",
  "brief": "Texas Instruments Pre-ordered Chips, PDIP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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  "component": {
    "mpn": "LM324KN",
    "manufacturer": "Texas Instruments",
    "package": "PDIP-14",
    "pin_count": 14,
    "category": "Interface ICs",
    "subcategory": "Pre-ordered Chips",
    "datasheet": "https://www.ti.com/lit/ds/symlink/lm324kn.pdf",
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      "model_3d_step": "lm324kn-etched.step",
      "model_3d_step_plain": "lm324kn.step",
      "lbr": "lm324kn.lbr"
    },
    "distributor_links": {
      "lcsc": "C1347078",
      "digikey": "2156-LM324KN-ND",
      "mouser": "595-LM324KN"
    },
    "distributor_check": {
      "checked_at": "2026-10-29T03:55:40Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2156-LM324KN-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-LM324KN",
        "status": "found"
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    "pins": [
      {
        "number": "1",
        "name": "1OUT",
        "type": "output",
        "description": "Output of op amp 1 (Figure 5-1 and Table 5-1 map this pin to the N/PDIP package)."
      },
      {
        "number": "2",
        "name": "1IN-",
        "type": "input",
        "description": "Inverting (negative) input of op amp 1; recommended common-mode voltage is 0 V to VCC - 2 V (Section 6.3, page 5)."
      },
      {
        "number": "3",
        "name": "1IN+",
        "type": "input",
        "description": "Non-inverting (positive) input of op amp 1; recommended common-mode voltage is 0 V to VCC - 2 V (Section 6.3, page 5)."
      },
      {
        "number": "4",
        "name": "VCC+",
        "type": "power_in",
        "description": "Positive (highest) supply pin; recommended VCC for LM324xx is 3 V to 30 V, absolute maximum 32 V (Sections 6.1 and 6.3, page 5)."
      },
      {
        "number": "5",
        "name": "2IN+",
        "type": "input",
        "description": "Non-inverting (positive) input of op amp 2; recommended common-mode voltage is 0 V to VCC - 2 V (Section 6.3, page 5)."
      },
      {
        "number": "6",
        "name": "2IN-",
        "type": "input",
        "description": "Inverting (negative) input of op amp 2; recommended common-mode voltage is 0 V to VCC - 2 V (Section 6.3, page 5)."
      },
      {
        "number": "7",
        "name": "2OUT",
        "type": "output",
        "description": "Output of op amp 2."
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      {
        "number": "8",
        "name": "3OUT",
        "type": "output",
        "description": "Output of op amp 3."
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      {
        "number": "9",
        "name": "3IN-",
        "type": "input",
        "description": "Inverting (negative) input of op amp 3; recommended common-mode voltage is 0 V to VCC - 2 V (Section 6.3, page 5)."
      },
      {
        "number": "10",
        "name": "3IN+",
        "type": "input",
        "description": "Non-inverting (positive) input of op amp 3; recommended common-mode voltage is 0 V to VCC - 2 V (Section 6.3, page 5)."
      },
      {
        "number": "11",
        "name": "VCC-",
        "type": "power_in",
        "description": "Negative (lowest) supply pin, or ground for single-supply operation (Table 5-1, page 4)."
      },
      {
        "number": "12",
        "name": "4IN+",
        "type": "input",
        "description": "Non-inverting (positive) input of op amp 4; recommended common-mode voltage is 0 V to VCC - 2 V (Section 6.3, page 5)."
      },
      {
        "number": "13",
        "name": "4IN-",
        "type": "input",
        "description": "Inverting (negative) input of op amp 4; recommended common-mode voltage is 0 V to VCC - 2 V (Section 6.3, page 5)."
      },
      {
        "number": "14",
        "name": "4OUT",
        "type": "output",
        "description": "Output of op amp 4."
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        "at": "2026-10-29T03:55:32"
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      "Category": "Interface ICs",
      "Pins": "14"
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          "conditions": "VCC = 5 V to max, VIC = VICRmin, VO = 1.4 V, 25°C",
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          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
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        {
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          "kind": "electrical",
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          "conditions": "VCC = 5 V to max, full range; upper limit printed as VCC – 2 V (not numeric)",
          "source_page": 11,
          "source": "datasheet"
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        {
          "name": "High-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 26,
          "typ": null,
          "max": null,
          "conditions": "VCC = max, RL = 2 kΩ, full range",
          "source_page": 11,
          "source": "datasheet"
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        {
          "name": "High-level output voltage",
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          "kind": "electrical",
          "unit": "V",
          "min": 27,
          "typ": 28,
          "max": null,
          "conditions": "VCC = max, RL ≥ 10 kΩ, full range",
          "source_page": 11,
          "source": "datasheet"
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        {
          "name": "Low-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 5,
          "max": 20,
          "conditions": "RL ≤ 10 kΩ, full range",
          "source_page": 11,
          "source": "datasheet"
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        {
          "name": "Large-signal differential voltage gain",
          "symbol": "AVD",
          "kind": "electrical",
          "unit": "V/mV",
          "min": 25,
          "typ": 100,
          "max": null,
          "conditions": "VCC+ = 15 V, VO = 1 V to 11 V, RL ≥ 2 kΩ, 25°C",
          "source_page": 11,
          "source": "datasheet"
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        {
          "name": "Large-signal differential voltage gain (full range)",
          "symbol": "AVD",
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          "source_page": 11,
          "source": "datasheet"
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        {
          "name": "Common-mode rejection ratio",
          "symbol": "CMRR",
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          "min": 65,
          "typ": 80,
          "max": null,
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          "source_page": 11,
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        {
          "name": "Supply voltage rejection ratio",
          "symbol": "kSVR",
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          "unit": "dB",
          "min": 65,
          "typ": 100,
          "max": null,
          "conditions": "ΔVCC/ΔVIO, 25°C",
          "source_page": 11,
          "source": "datasheet"
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          "kind": "electrical",
          "unit": "mA",
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          "source_page": 11,
          "source": "datasheet"
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          "source_page": 11,
          "source": "datasheet"
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          "name": "Output source current",
          "symbol": "IO",
          "kind": "electrical",
          "unit": "mA",
          "min": 10,
          "typ": 20,
          "max": null,
          "conditions": "VCC = 15 V, VID = –1 V, VO = 15 V, 25°C",
          "source_page": 11,
          "source": "datasheet"
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          "source_page": 11,
          "source": "datasheet"
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          "name": "Output current",
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          "unit": "μA",
          "min": 12,
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          "conditions": "VID = –1 V, VO = 200 mV, 25°C",
          "source_page": 11,
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          "min": -60,
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          "conditions": "VCC = 5 V, VCC- = –5 V, VO = 0, 25°C; printed ±40 typ, ±60 max",
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          "conditions": "VO = 2.5 V, no load, full range",
          "source_page": 11,
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          "name": "Supply current (4 amplifiers)",
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          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "VCC = max, VO = 0.5 VCC, no load, full range",
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          "name": "Junction-to-ambient thermal resistance (N, PDIP-14)",
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          "unit": "°C/W",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "Junction to ambient, N (PDIP) 14-pin package",
          "source_page": 6,
          "source": "datasheet"
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