93LC56

{
  "schema_version": 1,
  "type": "component",
  "slug": "93lc56",
  "title": "93LC56",
  "brief": "Microchip Tech 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",
    "93lc56",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "93LC56",
    "manufacturer": "Microchip Tech",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Interface ICs",
    "subcategory": "Pre-ordered Chips",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/883305dfd8d069f9fd49e6a665f00c44.pdf",
    "parts": {
      "symbol": "93lc56.kicad_sym",
      "footprint": "93lc56.kicad_mod",
      "model_3d": "93lc56-hero.glb",
      "model_3d_plain": "93lc56-etched.glb",
      "model_3d_step": "93lc56-etched.step",
      "model_3d_step_plain": "93lc56.step",
      "lbr": "93lc56.lbr"
    },
    "distributor_links": {
      "lcsc": "C1350395"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T09:27:34Z",
      "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 and 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 Data Clock that synchronizes communication with the master, clocking opcode, address and data in on the positive edge, with a clock frequency of up to 2 MHz at VCC ≥ 4.5V and 1 MHz otherwise."
      },
      {
        "number": "3",
        "name": "DI",
        "type": "input",
        "description": "Serial Data Input used to clock in the Start bit, opcode, address and data synchronously with the CLK input."
      },
      {
        "number": "4",
        "name": "DO",
        "type": "tri_state",
        "description": "Serial Data Output that outputs data synchronously with CLK (TPD max 400 ns) in Read mode, gives Ready/Busy status during erase/write, is High-Z otherwise, and needs a pull-up resistor to read the Ready signal if status is checked after the cycle."
      },
      {
        "number": "5",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "6",
        "name": "ORG",
        "type": "input",
        "description": "Memory Configuration: tied to VCC selects x16 organization and tied to VSS selects x8, and it may be floated only for clock speeds of 1 MHz or less in x16 organization."
      },
      {
        "number": "7",
        "name": "NU",
        "type": "unconnected",
        "description": "Not Utilized."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply, with DC characteristics specified for VCC = 2.5V to 5.5V and an absolute maximum of 6.5V."
      }
    ],
    "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 table (page 10) describes VCC as '+1.8V to 5.5V Power Supply'. The features and DC character; The pin table column header reads 'ROTATED TSSOP', but the package drawings and ordering information; The datasheet is marked 'Not recommended for new designs' and points to the 93LC56C as the replaceme"
        ],
        "pages_sent": 20,
        "cost_usd": 0.1684,
        "at": "2026-10-23T09:27:26"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/883305dfd8d069f9fd49e6a665f00c44.pdf",
        "pages": 20,
        "sha256": "89cef746eb0ce6c8",
        "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": "93lc56.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": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "93lc56-etched.step",
        "role": "eda",
        "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": "cca5f984f85c1f6f5729de5893c9fbfb93ab373184073207b6926064390d9d95",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "SOIC-8",
      "Category": "Interface ICs",
      "Pins": "8"
    },
    "appearance": {
      "contacts": {
        "quote": "packages. The rotated pin-out 93LC46X/56X/66X are offered in the “SN” package only.",
        "page": 1,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "89cef746eb0ce6c82b96006e7237a4208f8f8ad2645ab81b99cb6c78436a8036"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "93lc56"
  ],
  "discovery_pitch": "93LC56 (Microchip Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "93lc56.kicad_sym",
    "93lc56.kicad_mod",
    "93lc56.glb",
    "93lc56.step",
    "93lc56.lbr",
    "docs/hero.png",
    "docs/93lc56-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "93lc56-hero.glb",
    "93lc56-hero.overlay.json",
    "93lc56-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}