ATTINY3216-SFR

{
  "schema_version": 1,
  "type": "component",
  "slug": "attiny3216-sfr",
  "title": "ATTINY3216-SFR",
  "brief": "Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), SOIC-20-300mil. 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",
    "single chip microcomputer-microcontroller",
    "attiny3216-sfr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ATTINY3216-SFR",
    "manufacturer": "Microchip Tech",
    "package": "SOIC-20-300mil",
    "pin_count": 20,
    "category": "Single Chip Microcomputer/Microcontroller",
    "subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/294a4e7ee5781d8bf2c4129a6416c962.pdf",
    "parts": {
      "symbol": "attiny3216-sfr.kicad_sym",
      "footprint": "attiny3216-sfr.kicad_mod",
      "model_3d": "attiny3216-sfr-hero.glb",
      "model_3d_plain": "attiny3216-sfr-etched.glb",
      "model_3d_step": "attiny3216-sfr-etched.step",
      "model_3d_step_plain": "attiny3216-sfr.step",
      "lbr": "attiny3216-sfr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2053509",
      "digikey": "ATTINY3216-SFRTR-ND",
      "mouser": "579-ATTINY3216-SFR"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T00:52:59Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "ATTINY3216-SFRTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "579-ATTINY3216-SFR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Input supply pin, operating range 1.8V to 5.5V (2.7V to 5.5V for the -40 to 125°C F grade)."
      },
      {
        "number": "2",
        "name": "PA4",
        "type": "bidirectional",
        "description": "PORTA GPIO pin 4 with ADC0 AIN4, ADC1 AIN0, PTC X0/Y0, USART0 XDIR (alt), SPI0 SS, TCA0 WO4, TCD0 WOA and CCL LUT0-OUT functions."
      },
      {
        "number": "3",
        "name": "PA5",
        "type": "bidirectional",
        "description": "PORTA GPIO pin 5 with VREFA, ADC0 AIN5, ADC1 AIN1, PTC X1/Y1, AC0 OUT, DAC/AC AINN0, TCA0 WO5, TCB0 WO and TCD0 WOB functions."
      },
      {
        "number": "4",
        "name": "PA6",
        "type": "bidirectional",
        "description": "PORTA GPIO pin 6 with ADC0 AIN6, ADC1 AIN2, PTC X2/Y2, AC0 AINN0, AC1 AINP1, AC2 AINP0 and DAC0 OUT functions."
      },
      {
        "number": "5",
        "name": "PA7",
        "type": "bidirectional",
        "description": "PORTA GPIO pin 7 with ADC0 AIN7, ADC1 AIN3, PTC X3/Y3, AC0 AINP0, AC1 AINP0, AC2 AINN0 and CCL LUT1-OUT functions."
      },
      {
        "number": "6",
        "name": "PB5",
        "type": "bidirectional",
        "description": "PORTB GPIO pin 5 with CLKOUT, ADC1 AIN8, PTC X12/Y12, AC0 AINP1, AC2 AINP2 and TCA0 WO2 (alt) functions."
      },
      {
        "number": "7",
        "name": "PB4",
        "type": "bidirectional",
        "description": "PORTB GPIO pin 4 with ADC1 AIN9, PTC X13/Y13, AC0 AINN1, AC1 AINP3, TCA0 WO1 (alt) and LUT0-OUT (alt) functions."
      },
      {
        "number": "8",
        "name": "PB3",
        "type": "bidirectional",
        "description": "PORTB GPIO pin 3 that also serves as 32.768 kHz crystal oscillator input TOSC1, with USART0 RxD and TCA0 WO0 (alt) functions."
      },
      {
        "number": "9",
        "name": "PB2/TOSC2",
        "type": "bidirectional",
        "description": "PORTB GPIO pin 2 that also serves as 32.768 kHz crystal oscillator pin TOSC2, with EVOUT1, USART0 TxD and TCA0 WO2 functions."
      },
      {
        "number": "10",
        "name": "PB1",
        "type": "bidirectional",
        "description": "PORTB GPIO pin 1 with ADC1 AIN10, PTC X4/Y4, AC2 AINP2, USART0 XCK, TWI0 SDA and TCA0 WO1 functions."
      },
      {
        "number": "11",
        "name": "PB0",
        "type": "bidirectional",
        "description": "PORTB GPIO pin 0 with ADC1 AIN11, PTC X5/Y5, AC2 AINP2, AC1 AINP1, USART0 XDIR, TWI0 SCL and TCA0 WO0 functions."
      },
      {
        "number": "12",
        "name": "PC0",
        "type": "bidirectional",
        "description": "PORTC GPIO pin 0 with ADC1 AIN6, PTC X6/Y6, SPI0 SCK (alt), TCB0 WO (alt) and TCD0 WOC functions."
      },
      {
        "number": "13",
        "name": "PC1",
        "type": "bidirectional",
        "description": "PORTC GPIO pin 1 with ADC1 AIN7, PTC X7/Y7, SPI0 MISO (alt), TCD0 WOD and LUT1-OUT (alt) functions."
      },
      {
        "number": "14",
        "name": "PC2",
        "type": "bidirectional",
        "description": "PORTC GPIO pin 2 with EVOUT2, ADC1 AIN8, PTC X8/Y8 and SPI0 MOSI (alt) functions."
      },
      {
        "number": "15",
        "name": "PC3",
        "type": "bidirectional",
        "description": "PORTC GPIO pin 3 with ADC1 AIN9, PTC X9/Y9, SPI0 SS (alt), TCA0 WO3 (alt) and CCL LUT1-IN0 functions."
      },
      {
        "number": "16",
        "name": "PA0/RESET/UPDI",
        "type": "bidirectional",
        "description": "PORTA GPIO pin 0 that is configurable by fuse as GPIO, RESET or the single-pin UPDI programming/debug interface, with ADC0 AIN0 and LUT0-IN0."
      },
      {
        "number": "17",
        "name": "PA1",
        "type": "bidirectional",
        "description": "PORTA GPIO pin 1 with ADC0 AIN1, USART0 TxD (alt), SPI0 MOSI, TWI0 SDA (alt) and CCL LUT0-IN1 functions."
      },
      {
        "number": "18",
        "name": "PA2",
        "type": "bidirectional",
        "description": "PORTA GPIO pin 2 with EVOUT0, ADC0 AIN2, USART0 RxD (alt), SPI0 MISO, TWI0 SCL (alt) and CCL LUT0-IN2 functions."
      },
      {
        "number": "19",
        "name": "PA3/EXTCLK",
        "type": "bidirectional",
        "description": "PORTA GPIO pin 3 that also serves as external clock input EXTCLK, with ADC0 AIN3, USART0 XCK (alt), SPI0 SCK, TCA0 WO3 and TCB1 WO functions."
      },
      {
        "number": "20",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      }
    ],
    "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: Pin-to-name mapping was taken from the SOIC 20-pin column of Table 5-1 (page 16). The page 14 pinout; ATtiny3216-SFR is the SOIC, 125°C, 16 MHz, 2.7V to 5.5V grade (tape and reel). The supply range give"
        ],
        "pages_sent": 95,
        "cost_usd": 0.6031,
        "at": "2026-10-27T00:52:26"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/294a4e7ee5781d8bf2c4129a6416c962.pdf",
        "pages": 588,
        "sha256": "0a112fe3d85a4a29",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 20,
        "described": 20,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "attiny3216-sfr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          10.3,
          12.8,
          2.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "59a10b341e6972b31d81802a048060326da627d8b92dcf4263064f4f62ec808e",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "attiny3216-sfr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          10.3,
          12.8,
          2.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "44155de99e3119b38fdfba436523f6efbbfcd7b8cce1807b40f65f163e0296fa",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "SOIC-20-300mil",
      "Category": "Single Chip Microcomputer/Microcontroller",
      "Pins": "20"
    },
    "appearance": {
      "contacts": {
        "quote": "including indium tin oxide (ITO) sensor grids. The PTC requires one pin per X-line and one pin per Y-line. In the Self Capacitance mode, the PTC requires only one pin (Y-line) for each touch sensor.",
        "page": 460,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "0a112fe3d85a4a29ba7e818417a8dfc1971187a3f8e6cfebbe3cbd187cd6bc66"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "0a112fe3d85a4a29ba7e818417a8dfc1971187a3f8e6cfebbe3cbd187cd6bc66",
      "rows": [
        {
          "name": "Supply Voltage",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.7,
          "typ": null,
          "max": 5.5,
          "conditions": "ATtiny3216-SFR ordering code",
          "source_page": 565,
          "source": "datasheet"
        },
        {
          "name": "Maximum CPU Speed",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "MHz",
          "min": null,
          "typ": null,
          "max": 16,
          "conditions": "ATtiny3216-SFR ordering code",
          "source_page": 565,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "ATtiny3216-SFR ordering code, F = -40°C to +125°C",
          "source_page": 565,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "attiny3216-sfr"
  ],
  "discovery_pitch": "ATTINY3216-SFR (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",
    "attiny3216-sfr.kicad_sym",
    "attiny3216-sfr.kicad_mod",
    "attiny3216-sfr.glb",
    "attiny3216-sfr.step",
    "attiny3216-sfr.lbr",
    "docs/hero.png",
    "docs/attiny3216-sfr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "attiny3216-sfr-hero.glb",
    "attiny3216-sfr-hero.overlay.json",
    "attiny3216-sfr-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}