AT93C46DN-SH-B

{
  "slug": "at93c46dn-sh-b",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech EEPROM, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "memory",
    "at93c46dn-sh-b",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "at93c46dn-sh-b.kicad_sym",
    "at93c46dn-sh-b.kicad_mod",
    "at93c46dn-sh-b.glb",
    "at93c46dn-sh-b.step",
    "at93c46dn-sh-b.lbr",
    "docs/hero.png",
    "docs/at93c46dn-sh-b-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "at93c46dn-sh-b-hero.glb",
    "at93c46dn-sh-b-hero.overlay.json",
    "at93c46dn-sh-b-etched.glb"
  ],
  "component": {
    "mpn": "AT93C46DN-SH-B",
    "manufacturer": "Microchip Tech",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588915101348319232",
    "parts": {
      "symbol": "at93c46dn-sh-b.kicad_sym",
      "footprint": "at93c46dn-sh-b.kicad_mod",
      "model_3d": "at93c46dn-sh-b-hero.glb",
      "model_3d_plain": "at93c46dn-sh-b-etched.glb",
      "model_3d_step": "at93c46dn-sh-b-etched.step",
      "model_3d_step_plain": "at93c46dn-sh-b.step",
      "lbr": "at93c46dn-sh-b.lbr"
    },
    "distributor_links": {
      "lcsc": "C615511",
      "digikey": "AT93C46DN-SH-B-ND",
      "mouser": "556-A93C46DNSH-B"
    },
    "distributor_check": {
      "checked_at": "2026-10-20T21:16:54Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "AT93C46DN-SH-B-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "556-A93C46DNSH-B",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CS",
        "type": "input",
        "description": "Chip Select: the device is selected only when CS is high, and while it is not selected DI is not accepted and DO stays in high-impedance."
      },
      {
        "number": "2",
        "name": "SK",
        "type": "input",
        "description": "Serial Data Clock: DI is latched on its rising edge and DO is clocked out on the same rising edge."
      },
      {
        "number": "3",
        "name": "DI",
        "type": "input",
        "description": "Serial Data Input: receives instructions, addresses and data, latched on the rising edge of SK."
      },
      {
        "number": "4",
        "name": "DO",
        "type": "tri_state",
        "description": "Serial Data Output: shifts out read data after the rising edge of SK, and when CS is raised after an erase or write it outputs the Ready/Busy status (high-impedance when not selected)."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the power supply, to be connected to the system ground."
      },
      {
        "number": "6",
        "name": "ORG",
        "type": "input",
        "description": "Selects x16 organization when tied to VCC and x8 when tied to GND; if left unconnected, the internal 1 MΩ pull-up selects x16 as long as the input is not loaded beyond that pull-up's capability."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; the datasheet states no function for this pin on the AT93C46D SOIC package."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Device power supply, specified at 1.8 V to 5.5 V; operation at invalid VCC voltages may produce spurious results and should not be attempted."
      }
    ],
    "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 MPN AT93C46DN-SH-B maps to the 8-lead SOIC (N = SOIC, SN drawing, Bulk). The 8-pin SOIC pinout i; The datasheet lists pin 7 as NC in Table 2-1 but gives no function for it; it is recorded as unconne"
        ],
        "pages_sent": 26,
        "cost_usd": 0.0702,
        "at": "2026-10-20T21:12:36"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588915101348319232",
        "pages": 36,
        "sha256": "ec9dec49f2dc9754",
        "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": "at93c46dn-sh-b.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at93c46dn-sh-b-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "fb826aa31c91db5ce93037d5155a5e0148c10f0aa30ff61b32396807858f51ac",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}