main
Ray Set visibility: public 993349c 7d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "mcp6142t-i",
  "title": "MCP6142T-I",
  "brief": "Microchip Tech Operational Amplifier, SOIC-8. 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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    "operational amplifier-comparator",
    "mcp6142t-i",
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    "mpn": "MCP6142T-I",
    "manufacturer": "Microchip Tech",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Operational Amplifier/Comparator",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/8e79cb193652fe05addbc887f38fdf43.pdf",
    "parts": {
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      "footprint": "mcp6142t-i.kicad_mod",
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      "model_3d_step": "mcp6142t-i-etched.step",
      "model_3d_step_plain": "mcp6142t-i.step",
      "lbr": "mcp6142t-i.lbr"
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    "distributor_links": {
      "lcsc": "C623692"
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    "distributor_check": {
      "checked_at": "2026-10-30T20:39:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
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      "mouser": {
        "pn": null,
        "status": "no match"
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    },
    "pins": [
      {
        "number": "1",
        "name": "VOUTA",
        "type": "output",
        "description": "Analog output of op amp A, a low-impedance voltage source."
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      {
        "number": "2",
        "name": "VINA–",
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        "description": "Inverting input of op amp A, a high-impedance CMOS input with low bias current."
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      {
        "number": "3",
        "name": "VINA+",
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      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
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      {
        "number": "5",
        "name": "VINB+",
        "type": "input",
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      },
      {
        "number": "6",
        "name": "VINB–",
        "type": "input",
        "description": "Inverting input of op amp B, a high-impedance CMOS input with low bias current."
      },
      {
        "number": "7",
        "name": "VOUTB",
        "type": "output",
        "description": "Analog output of op amp B, a low-impedance voltage source."
      },
      {
        "number": "8",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive power supply, 1.4V to 6.0V higher than VSS, and it needs bypass capacitors."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "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 datasheet does not state the ordering-code suffix meanings in the provided pages. I read 'T' as "
        ],
        "pages_sent": 25,
        "cost_usd": 0.1185,
        "at": "2026-10-30T20:39:20"
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        "pages": 52,
        "sha256": "ff8ac139a7fd75dd",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
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        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
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      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
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        "reasons": [
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  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "SOIC-8",
      "Category": "Operational Amplifier/Comparator",
      "Pins": "8"
    },
    "appearance": {
      "contacts": {
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        "page": 38,
        "doc": "ds.pdf",
        "plating": "tin"
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          "max": 3,
          "conditions": "VCM = VSS",
          "source_page": 3,
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          "max": 100,
          "conditions": "TA = +85°",
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          "name": "Common-mode Rejection Ratio",
          "symbol": "CMRR",
          "kind": "electrical",
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          "min": 62,
          "typ": 80,
          "max": null,
          "conditions": "VDD = 5V, VCM = -0.3V to 5.3V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Common-mode Rejection Ratio",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 60,
          "typ": 75,
          "max": null,
          "conditions": "VDD = 5V, VCM = 2.5V to 5.3V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Common-mode Rejection Ratio",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 60,
          "typ": 80,
          "max": null,
          "conditions": "VDD = 5V, VCM = -0.3V to 2.5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "DC Open-Loop Gain (large signal)",
          "symbol": "AOL",
          "kind": "electrical",
          "unit": "dB",
          "min": 95,
          "typ": 115,
          "max": null,
          "conditions": "RL = 50 kΩ to VL, VOUT = 0.1V to VDD-0.1V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage",
          "symbol": "VDD",
          "kind": "electrical",
          "unit": "V",
          "min": 1.4,
          "typ": null,
          "max": 6,
          "conditions": "Note 1",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current per Amplifier",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "µA",
          "min": 0.3,
          "typ": 0.6,
          "max": 1,
          "conditions": "IO = 0",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Specified Temperature Range, Industrial",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "Industrial Temperature parts",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "Note 1",
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          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Current at Analog Input Pins",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -2,
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          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Current at Output and Supply Pins",
          "symbol": "",
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        },
        {
          "name": "Storage Temperature",
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          "kind": "absolute_maximum",
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          "min": -65,
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          "source": "datasheet"
        },
        {
          "name": "Maximum Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
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        {
          "name": "ESD Protection (HBM)",
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          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "All pins",
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          "source": "datasheet"
        },
        {
          "name": "ESD Protection (MM)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "All pins",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, 8L-SOIC",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 163,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Voltage Drift",
          "symbol": "ΔVOS/ΔTA",
          "kind": "temperature_coefficient",
          "unit": "µV/°C",
          "min": null,
          "typ": 1.8,
          "max": null,
          "conditions": "VCM = VSS, TA = -40°C to +85°C (printed ±1.8)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current",
          "symbol": "IB",
          "kind": "electrical",
          "unit": "pA",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Current",
          "symbol": "IOS",
          "kind": "electrical",
          "unit": "pA",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Short Circuit Current",
          "symbol": "ISC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "VDD = 1.4V",
          "source_page": 3,
          "source": "datasheet"
        },
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          "name": "Output Short Circuit Current",
          "symbol": "ISC",
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          "unit": "mA",
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          "max": null,
          "conditions": "VDD = 5.5V",
          "source_page": 3,
          "source": "datasheet"
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          "name": "Gain Bandwidth Product",
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          "kind": "electrical",
          "unit": "kHz",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Slew Rate",
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          "unit": "V/ms",
          "min": null,
          "typ": 24,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
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          "name": "Phase Margin",
          "symbol": "PM",
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          "unit": "°",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "G = +10 V/V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage Noise",
          "symbol": "Eni",
          "kind": "electrical",
          "unit": "µVP-P",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "f = 0.1 Hz to 10 Hz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage Noise Density",
          "symbol": "eni",
          "kind": "electrical",
          "unit": "nV/√Hz",
          "min": null,
          "typ": 170,
          "max": null,
          "conditions": "f = 1 kHz",
          "source_page": 4,
          "source": "datasheet"
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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