main
Ray Set visibility: public ab27d04 3d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "ca3140amz",
  "title": "CA3140AMZ",
  "brief": "RENESAS Pre-ordered Chips, 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": [
    "component",
    "interface ics",
    "ca3140amz",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CA3140AMZ",
    "manufacturer": "RENESAS",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Interface ICs",
    "subcategory": "Pre-ordered Chips",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/b56d8cd373e3b884b1d37e701f4683d2.pdf",
    "parts": {
      "symbol": "ca3140amz.kicad_sym",
      "footprint": "ca3140amz.kicad_mod",
      "model_3d": "ca3140amz-hero.glb",
      "model_3d_plain": "ca3140amz-etched.glb",
      "model_3d_step": "ca3140amz-etched.step",
      "model_3d_step_plain": "ca3140amz.step",
      "lbr": "ca3140amz.lbr"
    },
    "distributor_links": {
      "lcsc": "C1346491",
      "digikey": "CA3140AMZ-ND",
      "mouser": "968-CA3140AMZ"
    },
    "distributor_check": {
      "checked_at": "2026-11-07T01:47:53Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "CA3140AMZ-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "968-CA3140AMZ",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OFFSET NULL",
        "type": "passive",
        "description": "Offset null terminal for input offset voltage nulling."
      },
      {
        "number": "2",
        "name": "INV. INPUT",
        "type": "input",
        "description": "Inverting input of the PMOS-input stage with very high input impedance."
      },
      {
        "number": "3",
        "name": "NON-INV. INPUT",
        "type": "input",
        "description": "Non-inverting input of the PMOS-input stage, common-mode range extends down to 0.5V below the negative supply."
      },
      {
        "number": "4",
        "name": "V-",
        "type": "power_in",
        "description": "Negative supply terminal (ground in single-supply use); total supply range is 4V to 36V."
      },
      {
        "number": "5",
        "name": "OFFSET NULL",
        "type": "passive",
        "description": "Second offset null terminal for input offset voltage nulling."
      },
      {
        "number": "6",
        "name": "OUTPUT",
        "type": "output",
        "description": "Bipolar output stage with built-in protection against short circuit to either supply rail or ground."
      },
      {
        "number": "7",
        "name": "V+",
        "type": "power_in",
        "description": "Positive supply terminal; total supply range is 4V to 36V."
      },
      {
        "number": "8",
        "name": "STROBE",
        "type": "input",
        "description": "Access terminal for a supplementary external capacitor for additional frequency roll-off."
      }
    ],
    "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: Pinout figure text is garbled; pin-to-label mapping inferred from label order (left 1-4, right 8-5) ; Page 1 shows the pinout for the CA3140 (PDIP, SOIC); CA3140AMZ is the Pb-free 8 Ld SOIC (M8.15) per ",
          "1/8 pin names appear NOWHERE in the datasheet text: ['7:V+@p1']"
        ],
        "pages_sent": 2,
        "cost_usd": 0.0317,
        "at": "2026-11-07T01:47:46"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/b56d8cd373e3b884b1d37e701f4683d2.pdf",
        "pages": 24,
        "sha256": "347283cf7158b196",
        "source_tier": "mfr"
      },
      "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"
    },
    "models_3d": [
      {
        "file": "ca3140amz.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ca3140amz-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "701d4272d0fbb61fdca77b7df15e04e0db9c4831c12e7c5973fe36988b0baf1d",
        "checked": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "RENESAS",
      "Package": "SOIC-8",
      "Category": "Interface ICs",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "347283cf7158b196c3bb27ea06041fe641a5e1227448b4ca3d61fd83f89ffd83",
      "rows": [
        {
          "name": "Input Offset Voltage",
          "symbol": "VIO",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 2,
          "max": 5,
          "conditions": "VSUPPLY = 15V, TA = 25oC",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Current",
          "symbol": "IIO",
          "kind": "electrical",
          "unit": "pA",
          "min": null,
          "typ": 0.5,
          "max": 20,
          "conditions": "VSUPPLY = 15V, TA = 25oC",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Current",
          "symbol": "II",
          "kind": "electrical",
          "unit": "pA",
          "min": null,
          "typ": 10,
          "max": 40,
          "conditions": "VSUPPLY = 15V, TA = 25oC",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Large Signal Voltage Gain",
          "symbol": "AOL",
          "kind": "electrical",
          "unit": "kV/V",
          "min": 20,
          "typ": 100,
          "max": null,
          "conditions": "VSUPPLY = 15V, TA = 25oC; Note 3: VO = 26VP-P, +12V, -14V, RL = 2k",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Large Signal Voltage Gain",
          "symbol": "AOL",
          "kind": "electrical",
          "unit": "dB",
          "min": 86,
          "typ": 100,
          "max": null,
          "conditions": "VSUPPLY = 15V, TA = 25oC; Note 3: VO = 26VP-P, +12V, -14V, RL = 2k",
          "source_page": 4,
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        },
        {
          "name": "Common Mode Rejection Ratio",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "V/V",
          "min": null,
          "typ": 32,
          "max": 320,
          "conditions": "VSUPPLY = 15V, TA = 25oC",
          "source_page": 4,
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        {
          "name": "Common Mode Rejection Ratio",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 70,
          "typ": 90,
          "max": null,
          "conditions": "VSUPPLY = 15V, TA = 25oC",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Common Mode Input Voltage Range",
          "symbol": "VICR",
          "kind": "electrical",
          "unit": "V",
          "min": -15,
          "typ": null,
          "max": 12,
          "conditions": "VSUPPLY = 15V, TA = 25oC; typ printed as range -15.5 to +12.5 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power-Supply Rejection Ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "V/V",
          "min": null,
          "typ": 100,
          "max": 150,
          "conditions": "VSUPPLY = 15V, TA = 25oC",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power-Supply Rejection Ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 76,
          "typ": 80,
          "max": null,
          "conditions": "VSUPPLY = 15V, TA = 25oC",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Max Output Voltage High",
          "symbol": "VOM+",
          "kind": "electrical",
          "unit": "V",
          "min": 12,
          "typ": 13,
          "max": null,
          "conditions": "VSUPPLY = 15V, TA = 25oC; Note 4: RL = 2k",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Max Output Voltage Low",
          "symbol": "VOM-",
          "kind": "electrical",
          "unit": "V",
          "min": -14,
          "typ": -14.4,
          "max": null,
          "conditions": "VSUPPLY = 15V, TA = 25oC; Note 4: RL = 2k",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Current",
          "symbol": "I+",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 4,
          "max": 6,
          "conditions": "VSUPPLY = 15V, TA = 25oC",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Device Dissipation",
          "symbol": "PD",
          "kind": "electrical",
          "unit": "mW",
          "min": null,
          "typ": 120,
          "max": 180,
          "conditions": "VSUPPLY = 15V, TA = 25oC",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4,
          "typ": null,
          "max": 36,
          "conditions": "Single or dual supply",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "DC Supply Voltage (between V+ and V-)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 36,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Differential Mode Input Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 8,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Terminal Current",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "oC",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Junction Temperature (Plastic Package)",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "oC",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "oC",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Lead Temperature (Soldering 10s)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "oC",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "10s, SOIC lead tips only",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction to Ambient (SOIC)",
          "symbol": "JA",
          "kind": "thermal",
          "unit": "oC/W",
          "min": null,
          "typ": 165,
          "max": null,
          "conditions": "SOIC package, typical, Note 1: mounted on low effective thermal conductivity test board in free air",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Voltage Temperature Drift",
          "symbol": "VIO/T",
          "kind": "temperature_coefficient",
          "unit": "V/oC",
          "min": null,
          "typ": 6,
          "max": null,
          "conditions": "VSUPPLY = 15V, TA = 25oC",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_triggers": [
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  "discovery_pitch": "CA3140AMZ (RENESAS) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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}