AT93C46DN-SH-T

{
  "schema_version": 1,
  "type": "component",
  "slug": "at93c46dn-sh-t",
  "title": "AT93C46DN-SH-T",
  "brief": "Microchip EEPROM, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "memory",
    "at93c46dn-sh-t"
  ],
  "component": {
    "mpn": "AT93C46DN-SH-T",
    "manufacturer": "Microchip",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/c8b050dcedc6a1e9f45be222592a98e2.pdf",
    "parts": {
      "symbol": "at93c46dn-sh-t.kicad_sym",
      "footprint": "at93c46dn-sh-t.kicad_mod",
      "model_3d": "at93c46dn-sh-t-etched.glb",
      "model_3d_plain": "at93c46dn-sh-t.glb",
      "model_3d_step": "at93c46dn-sh-t-etched.step",
      "model_3d_step_plain": "at93c46dn-sh-t.step",
      "lbr": "at93c46dn-sh-t.lbr"
    },
    "distributor_links": {
      "lcsc": "C6499"
    },
    "pins": [
      {
        "number": "1",
        "name": "CS",
        "type": "input",
        "description": "Chip Select. Active high. When CS is high the device is selected; when low, DI is ignored and DO is high-impedance. Also used to end an instruction and (after being brought high following a write) to poll Ready/Busy on DO."
      },
      {
        "number": "2",
        "name": "SK",
        "type": "input",
        "description": "Serial Data Clock. Synchronizes communication between the master and the EEPROM. Instructions, addresses and data on DI are latched on the rising edge of SK; DO is also clocked out on the rising edge of SK."
      },
      {
        "number": "3",
        "name": "DI",
        "type": "input",
        "description": "Serial Data Input. Receives instructions, addresses and data into the device. Data is latched on the rising edge of SK."
      },
      {
        "number": "4",
        "name": "DO",
        "type": "tri_state",
        "description": "Serial Data Output. Shifts read data out on the rising edge of SK following a read command. Also outputs the Ready/Busy status of the part when CS is brought high after being low for at least tCS during an erase/write cycle. High-impedance when device is not selected."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the power supply. Connect to system ground."
      },
      {
        "number": "6",
        "name": "ORG",
        "type": "input",
        "description": "Internal Organization select. Tie to VCC for x16 organization (64 words of 16 bits); tie to GND for x8 organization (128 words of 8 bits). If left floating an internal 1 MOhm pull-up selects x16."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "No Connect. Leave floating or tie as convenient; no internal function."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Device power supply, 1.8V to 5.5V. Operating outside this range may produce spurious behavior."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/c8b050dcedc6a1e9f45be222592a98e2.pdf",
        "pages": 36,
        "sha256": "a48a4419bbd78dbb",
        "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -1.905
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "at93c46dn-sh-t.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": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at93c46dn-sh-t-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": "f7244f90c56e2c2f9001a084c5fb0e496a27634de34626059a8ca3bdce2bf378",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip",
      "Package": "SOIC-8",
      "Category": "Memory",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "at93c46dn-sh-t"
  ],
  "discovery_pitch": "AT93C46DN-SH-T (Microchip) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "at93c46dn-sh-t.kicad_sym",
    "at93c46dn-sh-t.kicad_mod",
    "at93c46dn-sh-t.glb",
    "at93c46dn-sh-t.step",
    "at93c46dn-sh-t-etched.step",
    "at93c46dn-sh-t.lbr",
    "docs/hero.png",
    "docs/at93c46dn-sh-t-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T17:14:53.063Z"
}