main
Ray Set visibility: public 3beac56 3d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "attiny84a-ssu",
  "title": "ATTINY84A-SSU",
  "brief": "Microchip Tech MICROCHIP, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "embedded processors & controllers",
    "attiny84a-ssu",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ATTINY84A-SSU",
    "manufacturer": "Microchip Tech",
    "package": "SOIC-14",
    "pin_count": 14,
    "category": "Embedded Processors & Controllers",
    "subcategory": "MICROCHIP",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/54a776840bae4b1fa0826c55bd1ce0cc.pdf",
    "parts": {
      "symbol": "attiny84a-ssu.kicad_sym",
      "footprint": "attiny84a-ssu.kicad_mod",
      "model_3d": "attiny84a-ssu-hero.glb",
      "model_3d_plain": "attiny84a-ssu-etched.glb",
      "model_3d_step": "attiny84a-ssu-etched.step",
      "model_3d_step_plain": "attiny84a-ssu.step",
      "lbr": "attiny84a-ssu.lbr"
    },
    "distributor_links": {
      "lcsc": "C144333",
      "digikey": "ATTINY84A-SSU-ND",
      "mouser": "556-ATTINY84A-SSU"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T03:35:57Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "ATTINY84A-SSU-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "556-ATTINY84A-SSU",
        "status": "found",
        "lifecycle": "Not Recommended for New Designs"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage, 1.8-5.5V operating range."
      },
      {
        "number": "2",
        "name": "PB0",
        "type": "bidirectional",
        "description": "Port B bit 0, bi-directional I/O with selectable internal pull-up; alternate functions PCINT8/XTAL1/CLKI."
      },
      {
        "number": "3",
        "name": "PB1",
        "type": "bidirectional",
        "description": "Port B bit 1, bi-directional I/O with selectable internal pull-up; alternate functions PCINT9/XTAL2."
      },
      {
        "number": "4",
        "name": "PB3",
        "type": "bidirectional",
        "description": "Port B bit 3 or active-low RESET input (PCINT11/RESET/dW); a low level longer than the minimum pulse length generates a reset, and it is usable as I/O when the RSTDISBL fuse is programmed."
      },
      {
        "number": "5",
        "name": "PB2",
        "type": "bidirectional",
        "description": "Port B bit 2, bi-directional I/O with selectable internal pull-up; alternate functions PCINT10/INT0/OC0A/CKOUT."
      },
      {
        "number": "6",
        "name": "PA7",
        "type": "bidirectional",
        "description": "Port A bit 7, bi-directional I/O with selectable internal pull-up; alternate functions PCINT7/ICP/OC0B/ADC7."
      },
      {
        "number": "7",
        "name": "PA6",
        "type": "bidirectional",
        "description": "Port A bit 6, bi-directional I/O with selectable internal pull-up; alternate functions PCINT6/OC1A/SDA/MOSI/DI/ADC6."
      },
      {
        "number": "8",
        "name": "PA5",
        "type": "bidirectional",
        "description": "Port A bit 5, bi-directional I/O with selectable internal pull-up; alternate functions ADC5/DO/MISO/OC1B/PCINT5."
      },
      {
        "number": "9",
        "name": "PA4",
        "type": "bidirectional",
        "description": "Port A bit 4, bi-directional I/O with selectable internal pull-up; alternate functions ADC4/USCK/SCL/T1/PCINT4."
      },
      {
        "number": "10",
        "name": "PA3",
        "type": "bidirectional",
        "description": "Port A bit 3, bi-directional I/O with selectable internal pull-up; alternate functions ADC3/T0/PCINT3."
      },
      {
        "number": "11",
        "name": "PA2",
        "type": "bidirectional",
        "description": "Port A bit 2, bi-directional I/O with selectable internal pull-up; alternate functions ADC2/AIN1/PCINT2."
      },
      {
        "number": "12",
        "name": "PA1",
        "type": "bidirectional",
        "description": "Port A bit 1, bi-directional I/O with selectable internal pull-up; alternate functions ADC1/AIN0/PCINT1."
      },
      {
        "number": "13",
        "name": "PA0",
        "type": "bidirectional",
        "description": "Port A bit 0, bi-directional I/O with selectable internal pull-up; alternate functions ADC0/AREF/PCINT0."
      },
      {
        "number": "14",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pin figure's text extraction lists the labels without explicit pin-number association; pin numbe; PB3/RESET typed as bidirectional because it can be I/O when RSTDISBL is programmed; it is RESET inpu"
        ],
        "pages_sent": 22,
        "cost_usd": 0.2151,
        "at": "2026-10-23T03:35:42"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/54a776840bae4b1fa0826c55bd1ce0cc.pdf",
        "pages": 22,
        "sha256": "885cfa70a446881c",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "attiny84a-ssu.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          8.7,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3b9a775da256c8afcc28dcddfbc2eb3f266107fe61ce8446d96f2c52b6f44a70",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "attiny84a-ssu-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          8.7,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "86e3aa5181e2c4a89776ac40f907f8cbb0359523336bf87dddef4398862979fb",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "SOIC-14",
      "Category": "Embedded Processors & Controllers",
      "Pins": "14"
    },
    "appearance": {
      "contacts": {
        "quote": "– H: NiPdAu lead finish – F, N, U: matte tin",
        "page": 11,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "885cfa70a446881ca1b575c425e4bc9d8e4aab4e7e6e67a083c0892f8bb6343f"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "885cfa70a446881ca1b575c425e4bc9d8e4aab4e7e6e67a083c0892f8bb6343f",
      "rows": [
        {
          "name": "Operating voltage",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range (Industrial)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Clock frequency (speed grade)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "MHz",
          "min": 0,
          "typ": null,
          "max": 4,
          "conditions": "1.8 – 5.5V",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Clock frequency (speed grade)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "MHz",
          "min": 0,
          "typ": null,
          "max": 10,
          "conditions": "2.7 – 5.5V",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Clock frequency (speed grade)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "MHz",
          "min": 0,
          "typ": null,
          "max": 20,
          "conditions": "4.5 – 5.5V",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Flash endurance",
          "symbol": "",
          "kind": "electrical",
          "unit": "Write/Erase Cycles",
          "min": 10000,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "EEPROM endurance",
          "symbol": "",
          "kind": "electrical",
          "unit": "Write/Erase Cycles",
          "min": 100000,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Active mode current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 210,
          "max": null,
          "conditions": "1.8V and 1 MHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Idle mode current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 33,
          "max": null,
          "conditions": "1.8V and 1 MHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Power-down mode current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": null,
          "conditions": "1.8V and 25°C",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "attiny84a-ssu"
  ],
  "discovery_pitch": "ATTINY84A-SSU (Microchip Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "attiny84a-ssu.kicad_sym",
    "attiny84a-ssu.kicad_mod",
    "attiny84a-ssu.glb",
    "attiny84a-ssu.step",
    "attiny84a-ssu.lbr",
    "docs/hero.png",
    "docs/attiny84a-ssu-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "attiny84a-ssu-hero.glb",
    "attiny84a-ssu-hero.overlay.json",
    "attiny84a-ssu-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}