24LC64T-I/SN

{
  "schema_version": 1,
  "type": "component",
  "slug": "24lc64t-i-sn",
  "title": "24LC64T-I/SN",
  "brief": "Microchip EEPROM, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.2",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "memory",
    "24lc64t-i"
  ],
  "component": {
    "mpn": "24LC64T-I/SN",
    "manufacturer": "Microchip",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/899a8ab60eea4ad58c24db1f0bd3953c.pdf",
    "parts": {
      "symbol": "24lc64t-i.kicad_sym",
      "footprint": "24lc64t-i.kicad_mod",
      "model_3d": "24lc64t-i-sn-hero.glb",
      "model_3d_plain": "24lc64t-i.glb",
      "model_3d_step": "24lc64t-i-etched.step",
      "model_3d_step_plain": "24lc64t-i.step",
      "lbr": "24lc64t-i.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "A0",
        "type": "input",
        "description": "Chip Address Input bit 0. Compared with the corresponding bit of the slave address in the control byte; must be tied to VCC or VSS to select one of up to eight cascaded devices on the same I2C bus."
      },
      {
        "number": "2",
        "name": "A1",
        "type": "input",
        "description": "Chip Address Input bit 1. Compared with the corresponding bit of the slave address; must be tied to VCC or VSS."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "input",
        "description": "Chip Address Input bit 2. Compared with the corresponding bit of the slave address; must be tied to VCC or VSS."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "5",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Serial Address/Data I/O for the I2C bus. Open-drain output requires an external pull-up resistor to VCC (typical 10 kΩ for 100 kHz, 2 kΩ for 400 kHz). Bidirectional data line; changes only while SCL is low except for START/STOP conditions."
      },
      {
        "number": "6",
        "name": "SCL",
        "type": "input",
        "description": "Serial Clock input used to synchronize data transfer to and from the device. Schmitt-trigger input with spike filtering; up to 400 kHz operation (VCC ≥ 2.5V)."
      },
      {
        "number": "7",
        "name": "WP",
        "type": "input",
        "description": "Write Protect input. Tie to VCC to inhibit WRITE operations on the entire 0000h-1FFFh array (reads unaffected); tie to VSS or leave floating (internal pull-down) for normal read/write operation. Sampled at the STOP bit of every write command."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply input, +2.5V to +5.5V for 24LC64 (24AA64 variant supports 1.8V-5.5V). Typical ICC = 1 mA write / 0.05 mA read; standby ICC = 1 µA (Industrial)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/899a8ab60eea4ad58c24db1f0bd3953c.pdf",
        "pages": 24,
        "sha256": "8658d00f1910f179",
        "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": "24lc64t-i.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": "24lc64t-i-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": "892678020b9a49c199f291d8f2319107beb87d9a95693df9c5e202276b1ddf0c",
        "checked": "2026-11-03",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "family": {
      "base": "24LC64T-I",
      "siblings": [
        "24LC64T-I/MS",
        "24LC64T-I/OT",
        "24LC64T-I/ST"
      ],
      "old_slug": "24lc64t-i",
      "note": "renamed from the cut-base slug to the part it was built from (slug collision split, 2026-11-11)"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip",
      "Package": "SOIC-8",
      "Category": "Memory",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "24lc64t-i"
  ],
  "discovery_pitch": "24LC64T-I (Microchip) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "24lc64t-i.kicad_sym",
    "24lc64t-i.kicad_mod",
    "24lc64t-i.glb",
    "24lc64t-i.step",
    "24lc64t-i-etched.step",
    "24lc64t-i.lbr",
    "docs/hero.png",
    "docs/24lc64t-i-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "pads.json",
    "24lc64t-i-etched.glb",
    "24lc64t-i-sn-hero.glb",
    "24lc64t-i-sn-hero.overlay.json"
  ],
  "visibility": "public",
  "updated_at": "2026-09-24T14:34:34.878Z",
  "description": "Microchip EEPROM, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "org": "adom"
}