93C66B-I

{
  "slug": "93c66b-i",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Pre-ordered Chips, PDIP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface ics",
    "93c66b-i",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "93c66b-i.kicad_sym",
    "93c66b-i.kicad_mod",
    "93c66b-i.glb",
    "93c66b-i.step",
    "93c66b-i.lbr",
    "docs/hero.png",
    "docs/93c66b-i-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "93c66b-i-hero.glb",
    "93c66b-i-hero.overlay.json",
    "93c66b-i-etched.glb"
  ],
  "component": {
    "mpn": "93C66B-I",
    "manufacturer": "Microchip Tech",
    "package": "PDIP-8",
    "pin_count": 8,
    "category": "Interface ICs",
    "subcategory": "Pre-ordered Chips",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/11fc22cd8657aff0b86142dfe366e604.pdf",
    "parts": {
      "symbol": "93c66b-i.kicad_sym",
      "footprint": "93c66b-i.kicad_mod",
      "model_3d": "93c66b-i-hero.glb",
      "model_3d_plain": "93c66b-i-etched.glb",
      "model_3d_step": "93c66b-i-etched.step",
      "model_3d_step_plain": "93c66b-i.step",
      "lbr": "93c66b-i.lbr"
    },
    "distributor_links": {
      "lcsc": "C1349824"
    },
    "distributor_check": {
      "checked_at": "2026-10-26T19:14:54Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CS",
        "type": "input",
        "description": "Chip Select: a high level selects the device, a low level deselects it and forces Standby mode, and CS must be low for 250 ns minimum (TCSL) between consecutive instructions."
      },
      {
        "number": "2",
        "name": "CLK",
        "type": "input",
        "description": "Serial Clock that synchronizes host communication; opcodes, address and data bits are clocked in (and data clocked out) on the positive edge of CLK."
      },
      {
        "number": "3",
        "name": "DI",
        "type": "input",
        "description": "Data In, used to clock in the Start bit, opcode, address and data synchronously with the CLK input."
      },
      {
        "number": "4",
        "name": "DO",
        "type": "tri_state",
        "description": "Data Out, outputs read data synchronously with CLK and provides Ready/Busy status during erase/write cycles; High-Z when not driven."
      },
      {
        "number": "5",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "6",
        "name": "NC",
        "type": "unconnected",
        "description": "ORG/NC pin, which is No Internal Connection on 93XX66A/B devices such as the 93C66B (the B device is fixed x16 organization)."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply; 4.5V to 5.5V for the 93C66B."
      }
    ],
    "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: MPN '93C66B-I' has no package suffix; the PDIP (P) pinout was used per the package hint. Pin 6 is OR"
        ],
        "pages_sent": 25,
        "cost_usd": 0.1769,
        "at": "2026-10-26T19:14:39"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/11fc22cd8657aff0b86142dfe366e604.pdf",
        "pages": 43,
        "sha256": "04494d6624e9f111",
        "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": [
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        "file": "93c66b-i.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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          9.27,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "4a377a56a8d9e9c0b86c095ef9ecc1869ac19e7f5069a3247b294250bf4f235d",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "93c66b-i-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": [
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        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
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        "sha256": "15bbe5634d406419d68e8cac8c87ec6b02d4768d18bb5da456cd446c6fe731ee",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}