AT45DB321E-SHF-T

{
  "schema_version": 1,
  "type": "component",
  "slug": "at45db321e-shf-t",
  "title": "AT45DB321E-SHF-T",
  "brief": "Dialog Semiconductor Adesto Adesto Technologies NOR FLASH, SOIC-8-208mil. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "memory",
    "at45db321e-shf-t"
  ],
  "component": {
    "mpn": "AT45DB321E-SHF-T",
    "manufacturer": "Dialog Semiconductor Adesto Adesto Technologies",
    "package": "SOIC-8-208mil",
    "pin_count": 8,
    "category": "Memory",
    "subcategory": "NOR FLASH",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/4180a23a4d984acb80a891e0e585e82f.pdf",
    "parts": {
      "symbol": "at45db321e-shf-t.kicad_sym",
      "footprint": "at45db321e-shf-t.kicad_mod",
      "model_3d": "at45db321e-shf-t-etched.glb",
      "model_3d_plain": "at45db321e-shf-t.glb",
      "model_3d_step": "at45db321e-shf-t-etched.step",
      "model_3d_step_plain": "at45db321e-shf-t.step",
      "lbr": "at45db321e-shf-t.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "SI",
        "type": "input",
        "description": "Serial Input. Shifts command, address, and data into the device on the rising edge of SCK. Ignored while CS is deasserted."
      },
      {
        "number": "2",
        "name": "SCK",
        "type": "input",
        "description": "Serial Clock. Provides the clock reference; SI is latched on the rising edge, SO is clocked out on the falling edge."
      },
      {
        "number": "3",
        "name": "RESET",
        "type": "input",
        "description": "Active-low hardware reset. Low state terminates any in-progress operation and holds the device in reset. Internally pulled and safe during power-on; recommended to be driven high externally when not used."
      },
      {
        "number": "4",
        "name": "CS",
        "type": "input",
        "description": "Active-low Chip Select. Enables the device when asserted; when deasserted the device is deselected, SO becomes high-impedance, and inputs are ignored."
      },
      {
        "number": "5",
        "name": "WP",
        "type": "input",
        "description": "Active-low Write Protect. When asserted, sectors specified in the Sector Protection Register are protected against program/erase, independent of software protection. Internally pulled high; recommended to tie to VCC when hardware protection is unused."
      },
      {
        "number": "6",
        "name": "VCC",
        "type": "power_in",
        "description": "Device power supply, 2.3 V to 3.6 V."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the power supply. Connect to system ground."
      },
      {
        "number": "8",
        "name": "SO",
        "type": "output",
        "description": "Serial Output. Data is clocked out on the falling edge of SCK. High-impedance whenever CS is deasserted."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/4180a23a4d984acb80a891e0e585e82f.pdf",
        "pages": 71,
        "sha256": "ed47d9dfbf033f54",
        "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": "at45db321e-shf-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": "at45db321e-shf-t-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "cf36b0fe0bfc9e9b74274a84ce538c8ef7de762b65ef396f6938d1aaeeb2b02c",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Dialog Semiconductor Adesto Adesto Technologies",
      "Package": "SOIC-8-208mil",
      "Category": "Memory",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "at45db321e-shf-t"
  ],
  "discovery_pitch": "AT45DB321E-SHF-T (Dialog Semiconductor Adesto Adesto Technologies) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "at45db321e-shf-t.kicad_sym",
    "at45db321e-shf-t.kicad_mod",
    "at45db321e-shf-t.glb",
    "at45db321e-shf-t.step",
    "at45db321e-shf-t.lbr",
    "docs/hero.png",
    "docs/at45db321e-shf-t-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "at45db321e-shf-t-etched.step"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T17:13:54.871Z"
}