ATTINY104-SSNR

{
  "schema_version": 1,
  "type": "component",
  "slug": "attiny104-ssnr",
  "title": "ATTINY104-SSNR",
  "brief": "Microchip Tech Microcontrollers (MCU/MPU/SOC), SOIC-14. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "embedded processors & controllers",
    "attiny104-ssnr"
  ],
  "component": {
    "mpn": "ATTINY104-SSNR",
    "manufacturer": "Microchip Tech",
    "package": "SOIC-14",
    "pin_count": 14,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589914782490406912",
    "parts": {
      "symbol": "attiny104-ssnr.kicad_sym",
      "footprint": "attiny104-ssnr.kicad_mod",
      "model_3d": "attiny104-ssnr-etched.glb",
      "model_3d_plain": "attiny104-ssnr.glb",
      "model_3d_step": "attiny104-ssnr-etched.step",
      "model_3d_step_plain": "attiny104-ssnr.step",
      "lbr": "attiny104-ssnr.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "VCC",
        "type": "power_in",
        "description": "Digital supply voltage. Operating range 1.8-5.5 V (external programming requires 2.7-5.5 V). Decouple locally with a 100 nF ceramic capacitor to GND."
      },
      {
        "number": "2",
        "name": "PA0/PCINT0/T0/CLKI/AIN0/ADC0/TPICLK",
        "type": "bidirectional",
        "description": "Port A bit 0. General-purpose bidirectional I/O with individually selectable internal pull-up; symmetrical high sink/source drive. Muxed alternates: external clock input (CLKI), TC0 external clock (T0), analog comparator positive input (AIN0), ADC channel 0, pin-change interrupt PCINT0, and TPI programming clock (TPICLK)."
      },
      {
        "number": "3",
        "name": "PA1/PCINT1/OC0B/AIN1/ADC1/TPIDATA",
        "type": "bidirectional",
        "description": "Port A bit 1. General-purpose bidirectional I/O with individually selectable internal pull-up; symmetrical high sink/source drive. Muxed alternates: TC0 compare-match B output (OC0B), analog comparator negative input (AIN1), ADC channel 1, pin-change interrupt PCINT1, and TPI programming data (TPIDATA)."
      },
      {
        "number": "4",
        "name": "PA2/PCINT2/RESET",
        "type": "bidirectional",
        "description": "Port A bit 2, also the external RESET input. A low level longer than the minimum pulse length generates a reset even when the clock is not running (provided the reset function has not been disabled). May alternatively be used as a weak I/O pin or as pin-change interrupt PCINT2."
      },
      {
        "number": "5",
        "name": "PA3/PCINT3/OC0A",
        "type": "bidirectional",
        "description": "Port A bit 3. General-purpose bidirectional I/O with individually selectable internal pull-up; symmetrical high sink/source drive. Muxed alternates: TC0 compare-match A output (OC0A, alternate location when T/C Remap is enabled) and pin-change interrupt PCINT3."
      },
      {
        "number": "6",
        "name": "PA4/PCINT4/ICP0",
        "type": "bidirectional",
        "description": "Port A bit 4. General-purpose bidirectional I/O with individually selectable internal pull-up; symmetrical high sink/source drive. Muxed alternates: TC0 input-capture (ICP0, alternate location with T/C Remap) and pin-change interrupt PCINT4."
      },
      {
        "number": "7",
        "name": "PA5/PCINT5/OC0B/ADC2",
        "type": "bidirectional",
        "description": "Port A bit 5. General-purpose bidirectional I/O with individually selectable internal pull-up; symmetrical high sink/source drive. Muxed alternates: ADC channel 2, TC0 compare-match B output (OC0B, alternate location with T/C Remap), and pin-change interrupt PCINT5."
      },
      {
        "number": "8",
        "name": "PA6/PCINT6/ADC3",
        "type": "bidirectional",
        "description": "Port A bit 6. General-purpose bidirectional I/O with individually selectable internal pull-up; symmetrical high sink/source drive. Muxed alternates: ADC channel 3 and pin-change interrupt PCINT6."
      },
      {
        "number": "9",
        "name": "PA7/PCINT7",
        "type": "bidirectional",
        "description": "Port A bit 7. General-purpose bidirectional I/O with individually selectable internal pull-up; symmetrical high sink/source drive. Muxed alternate: pin-change interrupt PCINT7."
      },
      {
        "number": "10",
        "name": "PB0/PCINT8/ADC4",
        "type": "bidirectional",
        "description": "Port B bit 0. General-purpose bidirectional I/O with individually selectable internal pull-up; symmetrical high sink/source drive. Muxed alternates: ADC channel 4 and pin-change interrupt PCINT8."
      },
      {
        "number": "11",
        "name": "PB1/PCINT9/INT0/CLKO/XCK0/OC0A/ADC5",
        "type": "bidirectional",
        "description": "Port B bit 1. General-purpose bidirectional I/O with individually selectable internal pull-up; symmetrical high sink/source drive. Muxed alternates: external interrupt INT0, system clock output CLKO, USART0 external clock XCK0, TC0 compare-match A output (OC0A, primary location), ADC channel 5, and pin-change interrupt PCINT9."
      },
      {
        "number": "12",
        "name": "PB2/PCINT10/ICP0/TxD0/ADC6",
        "type": "bidirectional",
        "description": "Port B bit 2. General-purpose bidirectional I/O with individually selectable internal pull-up; symmetrical high sink/source drive. Muxed alternates: TC0 input-capture (ICP0, primary location), USART0 transmit data (TxD0), ADC channel 6, and pin-change interrupt PCINT10."
      },
      {
        "number": "13",
        "name": "PB3/PCINT11/T0/RxD0/ACO/ADC7",
        "type": "bidirectional",
        "description": "Port B bit 3. General-purpose bidirectional I/O with individually selectable internal pull-up; symmetrical high sink/source drive. Muxed alternates: TC0 external clock (T0, alternate location with T/C Remap), USART0 receive data (RxD0), analog comparator output (ACO), ADC channel 7, and pin-change interrupt PCINT11."
      },
      {
        "number": "14",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the digital supply and all I/O. Connect directly to the system ground plane."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589914782490406912",
        "pages": null,
        "sha256": "53bde81c2835d14d",
        "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": "attiny104-ssnr.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": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "attiny104-ssnr-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": "d956d1ebb107771a480ffab53e24e9cb927098aa38fa4d92484c7ad918ad0fd4",
        "checked": "2026-10-07",
        "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"
    }
  },
  "variants": [
    {
      "mpn": "ATTINY104-SSNR",
      "kind": "packaging"
    },
    {
      "mpn": "ATTINY104-SSNRSSFR",
      "kind": "packaging"
    },
    {
      "mpn": "ATTINY104-SSNRF-SSNR",
      "kind": "packaging"
    },
    {
      "mpn": "ATTINY104-SSNRF-SSFR",
      "kind": "packaging"
    },
    {
      "mpn": "ATTINY104-SSNRM7R",
      "kind": "packaging"
    },
    {
      "mpn": "ATTINY104-SSNRM8R",
      "kind": "packaging"
    },
    {
      "mpn": "ATTINY104-SSNRF-M7R",
      "kind": "packaging"
    },
    {
      "mpn": "ATTINY104-SSNRF-M8R",
      "kind": "packaging"
    }
  ],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "attiny104-ssnr"
  ],
  "discovery_pitch": "ATTINY104-SSNR (Microchip Tech) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "attiny104-ssnr.kicad_sym",
    "attiny104-ssnr.kicad_mod",
    "attiny104-ssnr.glb",
    "attiny104-ssnr.step",
    "attiny104-ssnr.lbr",
    "docs/hero.png",
    "docs/attiny104-ssnr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T17:19:32.017Z"
}