AT24C16M5

{
  "schema_version": 1,
  "type": "component",
  "slug": "at24c16m5",
  "title": "AT24C16M5",
  "brief": "HGSEMI EEPROM, SOT-23-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "memory",
    "at24c16m5"
  ],
  "component": {
    "mpn": "AT24C16M5",
    "manufacturer": "HGSEMI",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2405210917_HGSEMI-AT24C16M5-TR_C7432356.pdf",
    "parts": {
      "symbol": "at24c16m5.kicad_sym",
      "footprint": "at24c16m5.kicad_mod",
      "model_3d": "at24c16m5-etched.glb",
      "model_3d_plain": "at24c16m5.glb",
      "model_3d_step": "at24c16m5-etched.step",
      "model_3d_step_plain": "at24c16m5.step",
      "lbr": "at24c16m5.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "SCL",
        "type": "input",
        "description": "I2C serial clock input. Positive-edge clocks data in; negative-edge clocks data out. Schmitt-triggered, noise-filtered input."
      },
      {
        "number": "2",
        "name": "Vss",
        "type": "power_in",
        "description": "Ground reference for the VCC supply voltage."
      },
      {
        "number": "3",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C bidirectional serial data. Open-drain output; requires an external pull-up to VCC. May be wire-OR'd with other open-drain devices. VOL = 0.4 V max at IOL = 2.1 mA (VCC = 3.0 V)."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage input, 1.7 V to 5.5 V. Absolute maximum 6.5 V. Standby current ~1 uA at 5.5 V; read current ~0.2 mA at 400 kHz."
      },
      {
        "number": "5",
        "name": "WCB",
        "type": "input",
        "description": "Write Control input, active low. Tie to VCC to inhibit all write operations to the memory array; tie to Vss (or leave floating, internally pulled to Vss) to allow normal writes."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2405210917_HGSEMI-AT24C16M5-TR_C7432356.pdf",
        "pages": 21,
        "sha256": "3e86ae75d43fb087",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -1.1375,
        -0.95
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOT-23-5@sha256:455a3f7c3e5eb5b8",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "at24c16m5.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at24c16m5-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2c1c69b29a7f00d2febfcd489e24cde22b00ff77f89d79643da427f7a9fa0cf5",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HGSEMI",
      "Package": "SOT-23-5",
      "Category": "Memory",
      "Pins": "5"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "at24c16m5"
  ],
  "discovery_pitch": "AT24C16M5 (HGSEMI) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "at24c16m5.kicad_sym",
    "at24c16m5.kicad_mod",
    "at24c16m5.glb",
    "at24c16m5.step",
    "at24c16m5-etched.step",
    "at24c16m5.lbr",
    "docs/hero.png",
    "docs/at24c16m5-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T17:07:31.134Z"
}