ATTINY13A-SSUR

{
  "slug": "attiny13a-ssur",
  "version": "0.2.4",
  "type": "component",
  "description": "Microchip Microcontrollers (MCU/MPU/SOC), SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "mcu",
    "attiny13a-ssur"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "attiny13a-ssur.kicad_sym",
    "attiny13a-ssur.kicad_mod",
    "attiny13a-ssur.glb",
    "attiny13a-ssur.step",
    "attiny13a-ssur-etched.step",
    "attiny13a-ssur.lbr",
    "docs/hero.png",
    "docs/attiny13a-ssur-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "pads.json",
    "attiny13a-ssur-etched.glb",
    "attiny13a-ssur-hero.glb",
    "attiny13a-ssur-hero.overlay.json"
  ],
  "visibility": "public",
  "component": {
    "mpn": "ATTINY13A-SSUR",
    "manufacturer": "Microchip",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "MCU",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/84ef7dc018635edf78419c5c3ed29738.pdf",
    "parts": {
      "symbol": "attiny13a-ssur.kicad_sym",
      "footprint": "attiny13a-ssur.kicad_mod",
      "model_3d": "attiny13a-ssur-hero.glb",
      "model_3d_plain": "attiny13a-ssur.glb",
      "model_3d_step": "attiny13a-ssur-etched.step",
      "model_3d_step_plain": "attiny13a-ssur.step",
      "lbr": "attiny13a-ssur.lbr"
    },
    "distributor_links": {
      "lcsc": "C40382"
    },
    "pins": [
      {
        "number": "1",
        "name": "PB5/PCINT5/RESET/ADC0/dW",
        "type": "bidirectional",
        "description": "Port B bit 5. Multiplexed with active-low RESET input, ADC channel 0, pin-change interrupt PCINT5, and debugWIRE (dW) on-chip debug I/O. Weak I/O only when RESET function is disabled by fuse; drive low > minimum pulse length to reset the MCU."
      },
      {
        "number": "2",
        "name": "PB3/PCINT3/CLKI/ADC3",
        "type": "bidirectional",
        "description": "Port B bit 3. Alternate functions: external clock input (CLKI) when external clock source is selected by fuse, ADC channel 3, and pin-change interrupt PCINT3."
      },
      {
        "number": "3",
        "name": "PB4/PCINT4/ADC2",
        "type": "bidirectional",
        "description": "Port B bit 4. Alternate functions: ADC channel 2 input and pin-change interrupt PCINT4."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference (0 V) for supply and I/O."
      },
      {
        "number": "5",
        "name": "PB0/MOSI/AIN0/OC0A/PCINT0",
        "type": "bidirectional",
        "description": "Port B bit 0. Alternate functions: SPI master-out/slave-in (MOSI) for ISP programming, analog comparator positive input AIN0, Timer/Counter0 compare match output OC0A (PWM), and pin-change interrupt PCINT0."
      },
      {
        "number": "6",
        "name": "PB1/MISO/AIN1/OC0B/INT0/PCINT1",
        "type": "bidirectional",
        "description": "Port B bit 1. Alternate functions: SPI master-in/slave-out (MISO) for ISP programming, analog comparator negative input AIN1, Timer/Counter0 compare match output OC0B (PWM), external interrupt INT0, and pin-change interrupt PCINT1."
      },
      {
        "number": "7",
        "name": "PB2/SCK/ADC1/T0/PCINT2",
        "type": "bidirectional",
        "description": "Port B bit 2. Alternate functions: SPI serial clock SCK for ISP programming, ADC channel 1, Timer/Counter0 external clock/counter source T0, and pin-change interrupt PCINT2."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage, 1.8 V to 5.5 V. Speed grades: 0-4 MHz @ 1.8-5.5 V, 0-10 MHz @ 2.7-5.5 V, 0-20 MHz @ 4.5-5.5 V. Decouple with a local ceramic capacitor to GND."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/84ef7dc018635edf78419c5c3ed29738.pdf",
        "pages": 176,
        "sha256": "f4501d963ad536b5",
        "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"
    },
    "models_3d": [
      {
        "file": "attiny13a-ssur.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-ssur-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "49fff916f38afbb93f153416c3242ca610e5db5c04f6ef2c2b8a1303a7bdb3bb",
        "checked": "2026-11-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "title": "ATTINY13A-SSUR",
  "brief": "Microchip Microcontrollers (MCU/MPU/SOC), SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip",
      "Package": "SOIC-8",
      "Category": "MCU",
      "Pins": "8"
    }
  },
  "discovery_triggers": [
    "attiny13a-ssur"
  ],
  "discovery_pitch": "ATTINY13A-SSUR (Microchip) component page with datasheet-verified CAD."
}