AT24C16D

{
  "schema_version": 1,
  "type": "component",
  "slug": "at24c16d",
  "title": "AT24C16D",
  "brief": "IDCHIP EEPROM, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "memory",
    "at24c16d"
  ],
  "component": {
    "mpn": "AT24C16D",
    "manufacturer": "IDCHIP",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2306251052_IDCHIP-AT24C16D_C7432022.pdf",
    "parts": {
      "symbol": "at24c16d.kicad_sym",
      "footprint": "at24c16d.kicad_mod",
      "model_3d": "at24c16d-etched.glb",
      "model_3d_plain": "at24c16d.glb",
      "model_3d_step": "at24c16d-etched.step",
      "model_3d_step_plain": "at24c16d.step",
      "lbr": "at24c16d.lbr"
    },
    "distributor_links": {
      "lcsc": "C7432022"
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect. Not internally bonded; leave floating or tie as convenient. On the AT24C16D the three lower address pins A0/A1/A2 are unused because the device's 11-bit word address consumes the p0/p1/p2 bits that would otherwise be device-select bits."
      },
      {
        "number": "2",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect. Not internally bonded; leave floating or tie as convenient."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect. Not internally bonded; leave floating or tie as convenient."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground / power negative return. Common reference for VCC and the I2C bus."
      },
      {
        "number": "5",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C serial data line. Open-drain bidirectional data pin; requires an external pull-up to VCC (typ. 10 kΩ). Carries address and data during read/write transactions, and drives ACK/NACK on the 9th clock."
      },
      {
        "number": "6",
        "name": "SCL",
        "type": "input",
        "description": "I2C serial clock input driven by the bus master. Data on SDA is sampled on the rising edge and shifted on the falling edge. Maximum frequency 400 kHz at 1.8-2.7 V, 1 MHz at 5 V. Requires an external pull-up (typ. 10 kΩ)."
      },
      {
        "number": "7",
        "name": "WP",
        "type": "input",
        "description": "Hardware write-protect input. When tied to VCC, write operations to the entire array are inhibited; when tied to GND (or left low), normal write operations are permitted. Read operations are unaffected."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage, 1.8 V to 5.5 V (absolute max 5.5 V). Recommended decoupling with a 1 µF capacitor to GND close to the pin. Standby current <1 µA, active read ~0.5 mA, active write ~2 mA."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2306251052_IDCHIP-AT24C16D_C7432022.pdf",
        "pages": 12,
        "sha256": "e9ef301f0a8c7673",
        "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"
    },
    "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"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "IDCHIP",
      "Package": "SOP-8",
      "Category": "Memory",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "at24c16d"
  ],
  "discovery_pitch": "AT24C16D (IDCHIP) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "at24c16d.kicad_sym",
    "at24c16d.kicad_mod",
    "at24c16d.glb",
    "at24c16d.step",
    "at24c16d-etched.step",
    "at24c16d.lbr",
    "docs/hero.png",
    "docs/at24c16d-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T17:06:57.561Z"
}