TC7650CPD

{
  "slug": "tc7650cpd",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Operational Amplifier, PDIP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers",
    "tc7650cpd",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tc7650cpd.kicad_sym",
    "tc7650cpd.kicad_mod",
    "tc7650cpd.glb",
    "tc7650cpd.step",
    "tc7650cpd.lbr",
    "docs/hero.png",
    "docs/tc7650cpd-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tc7650cpd-hero.glb",
    "tc7650cpd-hero.overlay.json",
    "tc7650cpd-etched.glb"
  ],
  "component": {
    "mpn": "TC7650CPD",
    "manufacturer": "Microchip Tech",
    "package": "PDIP-14",
    "pin_count": 14,
    "category": "Amplifiers",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/332451f9df1f4cfbbecf2f23ddd82b4a.pdf",
    "parts": {
      "symbol": "tc7650cpd.kicad_sym",
      "footprint": "tc7650cpd.kicad_mod",
      "model_3d": "tc7650cpd-hero.glb",
      "model_3d_plain": "tc7650cpd-etched.glb",
      "model_3d_step": "tc7650cpd-etched.step",
      "model_3d_step_plain": "tc7650cpd.step",
      "lbr": "tc7650cpd.lbr"
    },
    "distributor_links": {
      "lcsc": "C184142",
      "digikey": "TC7650CPD-ND",
      "mouser": "579-TC7650CPD"
    },
    "distributor_check": {
      "checked_at": "2026-10-31T12:32:07Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "TC7650CPD-ND",
        "status": "found",
        "lifecycle": "Last Time Buy"
      },
      "mouser": {
        "pn": "579-TC7650CPD",
        "status": "found",
        "lifecycle": "End of Life"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CB",
        "type": "passive",
        "description": "Nulling capacitor pin for CB (0.1µF for the internal clock), with the other side returned to CRETN (pin 8)."
      },
      {
        "number": "2",
        "name": "CA",
        "type": "passive",
        "description": "Nulling capacitor pin for CA (0.1µF for the internal clock), with the other side returned to CRETN (pin 8)."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; left unused to ease input guarding."
      },
      {
        "number": "4",
        "name": "-INPUT",
        "type": "input",
        "description": "Inverting input of the chopper-stabilized amplifier, with high-impedance CMOS input (typ 10^12 Ω)."
      },
      {
        "number": "5",
        "name": "+INPUT",
        "type": "input",
        "description": "Non-inverting input of the chopper-stabilized amplifier, with high-impedance CMOS input (typ 10^12 Ω)."
      },
      {
        "number": "6",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; left unused to ease input guarding."
      },
      {
        "number": "7",
        "name": "VSS",
        "type": "power_in",
        "description": "Negative power supply; total supply VDD to VSS is 4.5V to 16V operating, +18V absolute maximum, and INT/EXT is tied here to use an external clock."
      },
      {
        "number": "8",
        "name": "CRETN",
        "type": "passive",
        "description": "Capacitor current return pin, the common connection for the CA and CB nulling capacitors, routed by a separate trace."
      },
      {
        "number": "9",
        "name": "OUTPUT CLAMP",
        "type": "passive",
        "description": "Output voltage clamp connection to the feedback network to reduce overload recovery time; impedance across the clamp should be greater than 100kΩ for full effect."
      },
      {
        "number": "10",
        "name": "OUTPUT",
        "type": "output",
        "description": "Amplifier output, a high-impedance stage (about 18kΩ) with output short circuit duration indefinite."
      },
      {
        "number": "11",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive power supply; total supply VDD to VSS is 4.5V to 16V operating, +18V absolute maximum."
      },
      {
        "number": "12",
        "name": "INT CLK OUT",
        "type": "output",
        "description": "Internal clock output providing the 200Hz nominal chopping frequency."
      },
      {
        "number": "13",
        "name": "EXT CLK IN",
        "type": "input",
        "description": "External clock input, which carries a 400Hz nominal signal when INT/EXT is high or open and swings between VDD and ground for supplies up to ±6V."
      },
      {
        "number": "14",
        "name": "INT/EXT",
        "type": "input",
        "description": "Selects internal or external clock; has an internal pull-up and may be left open for internal clock, and is tied to VSS for external clock."
      }
    ],
    "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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pin function table row for 14-pin reads '2,1' for CA,CB and the VSS row is garbled ('47'); assig; The electrical specifications table is headed 'TC7652' in this TC7650 datasheet, likely a typo."
        ],
        "pages_sent": 14,
        "cost_usd": 0.151,
        "at": "2026-10-31T12:31:48"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/332451f9df1f4cfbbecf2f23ddd82b4a.pdf",
        "pages": 14,
        "sha256": "d0de65d4c7812942",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tc7650cpd.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          19.05,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3dae072a95c64bee0d1e58be8e75383639f5017ab982de1749d05808a4eed058",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tc7650cpd-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
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        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "a38eac257e6ff5b4e5ea5591c038d64776d1c7594d55ff23069fa63fb503b9e8",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "14-Pin PDIP (Narrow)",
      "source_page": 9,
      "D": {
        "nom_mm": 19.241,
        "range_mm": [
          18.923,
          19.558
        ]
      },
      "E1": {
        "nom_mm": 6.35,
        "range_mm": [
          6.096,
          6.604
        ]
      },
      "E": {
        "nom_mm": 9.017,
        "range_mm": [
          7.874,
          10.16
        ]
      },
      "A": {
        "nom_mm": 4.318,
        "range_mm": [
          3.556,
          5.08
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "tc7650cpd.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}