FT93C66A-UTR-T

{
  "slug": "ft93c66a-utr-t",
  "version": "0.1.0",
  "type": "component",
  "description": "FMD Fremont Micro Devices EEPROM, TSSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "memory",
    "ft93c66a-utr-t",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ft93c66a-utr-t.kicad_sym",
    "ft93c66a-utr-t.kicad_mod",
    "ft93c66a-utr-t.glb",
    "ft93c66a-utr-t.step",
    "ft93c66a-utr-t.lbr",
    "docs/hero.png",
    "docs/ft93c66a-utr-t-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ft93c66a-utr-t-hero.glb",
    "ft93c66a-utr-t-hero.overlay.json",
    "ft93c66a-utr-t-etched.glb"
  ],
  "component": {
    "mpn": "FT93C66A-UTR-T",
    "manufacturer": "FMD Fremont Micro Devices",
    "package": "TSSOP-8",
    "pin_count": 8,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590456661790777344",
    "parts": {
      "symbol": "ft93c66a-utr-t.kicad_sym",
      "footprint": "ft93c66a-utr-t.kicad_mod",
      "model_3d": "ft93c66a-utr-t-hero.glb",
      "model_3d_plain": "ft93c66a-utr-t-etched.glb",
      "model_3d_step": "ft93c66a-utr-t-etched.step",
      "model_3d_step_plain": "ft93c66a-utr-t.step",
      "lbr": "ft93c66a-utr-t.lbr"
    },
    "distributor_links": {
      "lcsc": "C5263796"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T10:27:59Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CS",
        "type": "input",
        "description": "Chip Select input of the serial EEPROM; a rising edge starts each instruction and it must be held low at least 250 ns (tCS) before being raised to read READY/BUSY status on DO."
      },
      {
        "number": "2",
        "name": "SCL",
        "type": "input",
        "description": "Serial Clock input whose rising edge latches data into the EEPROM and clocks data out of it."
      },
      {
        "number": "3",
        "name": "DI",
        "type": "input",
        "description": "Serial Data Input carrying the start bit, op-code, address and data bits into the device."
      },
      {
        "number": "4",
        "name": "DO",
        "type": "tri_state",
        "description": "Serial Data Output that shifts out read data and indicates READY/BUSY status during programming when CS is raised, going high impedance when CS is low."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "6",
        "name": "ORG",
        "type": "input",
        "description": "Internal Organization input: connected to VCC or left unconnected selects x16 (internally recognized as VIH), connected to ground selects x8 organization (512 x 8 for FT93C66)."
      },
      {
        "number": "7",
        "name": "DC",
        "type": "unconnected",
        "description": "Don't Connect pin that should be left unconnected."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply; 1.8V to 5.5V for the FT93C66A variant."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-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 pinout diagram (page 2) is flattened in the extracted text, so the mapping of labels D; DC is listed as 'Don't Connect' in the pin table; it is classified as unconnected and should be left"
        ],
        "pages_sent": 24,
        "cost_usd": 0.1836,
        "at": "2026-10-18T10:25:32"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590456661790777344",
        "pages": 24,
        "sha256": "65559b4f3db0bd20",
        "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"
    },
    "models_3d": [
      {
        "file": "ft93c66a-utr-t.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          1.1
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "cf28a51742b2e31065e201d1b313207140cbfb49062efd938788f7a310d02738",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ft93c66a-utr-t-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          1.1
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "03af11318daeda5eb0bd5ae5f36a2fb44953148cafbe7fa416c85f143f4cdaed",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}