ATTINY13A-SSU

{
  "schema_version": 1,
  "type": "component",
  "slug": "attiny13a-ssu",
  "title": "ATTINY13A-SSU",
  "brief": "Microchip Microcontrollers (MCU/MPU/SOC), SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.4",
  "license": "CC-BY-SA-4.0",
  "tags": [
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  ],
  "component": {
    "mpn": "ATTINY13A-SSU",
    "manufacturer": "Microchip",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "MCU",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/85cf0180b3914002b19008548948c320.pdf",
    "parts": {
      "symbol": "attiny13a-ssu.kicad_sym",
      "footprint": "attiny13a-ssu.kicad_mod",
      "model_3d": "attiny13a-ssu-hero.glb",
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      "model_3d_step": "attiny13a-ssu-etched.step",
      "model_3d_step_plain": "attiny13a-ssu.step",
      "lbr": "attiny13a-ssu.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "PB5/PCINT5/RESET/ADC0/dW",
        "type": "bidirectional",
        "description": "Port B bit 5, weak I/O pin. Muxed with active-low RESET input (low pulse > tRST triggers system reset), ADC channel 0 input, PCINT5 pin-change interrupt, and debugWIRE (dW) single-wire debug I/O. Tri-stated in reset."
      },
      {
        "number": "2",
        "name": "PB3/PCINT3/CLKI/ADC3",
        "type": "bidirectional",
        "description": "Port B bit 3 with internal pull-up. Muxed with external clock input (CLKI) when the external-clock fuse is programmed, ADC channel 3 input, and PCINT3 pin-change interrupt."
      },
      {
        "number": "3",
        "name": "PB4/PCINT4/ADC2",
        "type": "bidirectional",
        "description": "Port B bit 4 with internal pull-up. Muxed with ADC channel 2 input and PCINT4 pin-change interrupt."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference. Connect to system 0V."
      },
      {
        "number": "5",
        "name": "PB0/MOSI/AIN0/OC0A/PCINT0",
        "type": "bidirectional",
        "description": "Port B bit 0 with internal pull-up. Muxed with SPI/ISP MOSI (data-in during serial programming), analog comparator positive input AIN0, Timer/Counter0 compare-match output OC0A (PWM channel A), and PCINT0 pin-change interrupt."
      },
      {
        "number": "6",
        "name": "PB1/MISO/AIN1/OC0B/INT0/PCINT1",
        "type": "bidirectional",
        "description": "Port B bit 1 with internal pull-up. Muxed with SPI/ISP MISO (data-out during serial programming), analog comparator negative input AIN1, Timer/Counter0 compare-match output OC0B (PWM channel B), external interrupt INT0, and PCINT1 pin-change interrupt."
      },
      {
        "number": "7",
        "name": "PB2/SCK/ADC1/T0/PCINT2",
        "type": "bidirectional",
        "description": "Port B bit 2 with internal pull-up. Muxed with SPI/ISP serial clock SCK, ADC channel 1 input, Timer/Counter0 external clock/count input T0, and PCINT2 pin-change interrupt."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply, 1.8-5.5V. Decouple to GND with a 100nF ceramic close to the pin."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/85cf0180b3914002b19008548948c320.pdf",
        "pages": 20,
        "sha256": "1dfcd4b93e646f28",
        "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": "attiny13a-ssu.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": "attiny13a-ssu-etched.step",
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        "seat": "z = 0",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "0fdc45b7eea91a2346f6791141c4a22ed6bf658301c7c8de179efabf821f5213",
        "checked": "2026-11-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip",
      "Package": "SOIC-8",
      "Category": "MCU",
      "Pins": "8"
    }
  },
  "variants": [
    {
      "mpn": "ATTINY13A-SSU",
      "kind": "packaging"
    },
    {
      "mpn": "ATTINY13A-SSUR",
      "kind": "packaging"
    },
    {
      "mpn": "ATTINY13A-SSUPU",
      "kind": "packaging"
    },
    {
      "mpn": "ATTINY13A-SSUMMU",
      "kind": "packaging"
    },
    {
      "mpn": "ATTINY13A-SSUMMUR",
      "kind": "packaging"
    },
    {
      "mpn": "ATTINY13A-SSUMU",
      "kind": "packaging"
    },
    {
      "mpn": "ATTINY13A-SSUMUR",
      "kind": "packaging"
    }
  ],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
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  ],
  "discovery_triggers": [
    "attiny13a-ssu"
  ],
  "discovery_pitch": "ATTINY13A-SSU (Microchip) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "attiny13a-ssu.kicad_sym",
    "attiny13a-ssu.kicad_mod",
    "attiny13a-ssu.glb",
    "attiny13a-ssu.step",
    "attiny13a-ssu.lbr",
    "docs/hero.png",
    "docs/attiny13a-ssu-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "attiny13a-ssu-etched.glb",
    "attiny13a-ssu-etched.step",
    "attiny13a-ssu-hero.glb",
    "attiny13a-ssu-hero.overlay.json"
  ],
  "visibility": "public",
  "updated_at": "2026-09-24T17:19:40.388Z",
  "description": "Microchip Microcontrollers (MCU/MPU/SOC), SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "org": "adom"
}