LM4864MM

{
  "slug": "lm4864mm",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Audio Amplifiers, VSSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "lm4864mm",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "lm4864mm.kicad_sym",
    "lm4864mm.kicad_mod",
    "lm4864mm.glb",
    "lm4864mm.step",
    "lm4864mm.lbr",
    "docs/hero.png",
    "docs/lm4864mm-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm4864mm-hero.glb",
    "lm4864mm-hero.overlay.json"
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  "component": {
    "mpn": "LM4864MM",
    "manufacturer": "Texas Instruments",
    "package": "VSSOP-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Audio Amplifiers",
    "datasheet": "https://www.ti.com/cn/lit/ds/symlink/lm4864.pdf",
    "parts": {
      "symbol": "lm4864mm.kicad_sym",
      "footprint": "lm4864mm.kicad_mod",
      "model_3d": "lm4864mm-hero.glb",
      "model_3d_plain": "lm4864mm.glb",
      "model_3d_step": "lm4864mm-etched.step",
      "model_3d_step_plain": "lm4864mm.step",
      "lbr": "lm4864mm.lbr"
    },
    "distributor_links": {
      "lcsc": 2868122,
      "digikey": "296-LM4864MMTR-ND",
      "mouser": "926-LM4864MM"
    },
    "distributor_check": {
      "checked_at": "2026-10-03T07:44:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-LM4864MMTR-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "926-LM4864MM",
        "status": "found",
        "lifecycle": "End of Life"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SHUTDOWN",
        "type": "input",
        "description": "Active-high shutdown input that turns off the amplifier bias circuitry when a logic high is applied, with the trigger point typically half supply, and it must be tied to a definite voltage (ground or VDD)."
      },
      {
        "number": "2",
        "name": "BYPASS",
        "type": "passive",
        "description": "Half-supply (VDD/2) bypass node that connects to an external capacitor CB, recommended at 1.0 µF or larger for PSRR and click-and-pop performance."
      },
      {
        "number": "3",
        "name": "+IN",
        "type": "input",
        "description": "Non-inverting input of the first amplifier."
      },
      {
        "number": "4",
        "name": "-IN",
        "type": "input",
        "description": "Inverting input of the first amplifier, where the input resistor Ri and feedback resistor RF set the gain AVD = 2*(RF/Ri)."
      },
      {
        "number": "5",
        "name": "Vo1",
        "type": "output",
        "description": "Output of the first amplifier, which drives one side of the bridged load and also feeds the second, unity-gain inverting amplifier."
      },
      {
        "number": "6",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply pin with an operating range of 2.7V to 5.5V (absolute maximum 6.0V), to be bypassed with a capacitor such as 0.1 µF placed close to the pin."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "8",
        "name": "Vo2",
        "type": "output",
        "description": "Output of the second amplifier, which has a fixed gain of -1 and drives the other side of the bridged load."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
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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": [
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        "pages_sent": 29,
        "cost_usd": 0.5894,
        "at": "2026-10-03T07:44:26"
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      "datasheet": {
        "url": "https://www.ti.com/cn/lit/ds/symlink/lm4864.pdf",
        "pages": 29,
        "sha256": "8e340227e33ea6b4",
        "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"
    }
  }
}