ATSAME51J18A-AU

{
  "slug": "atsame51j18a-au",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), TQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "single chip microcomputer-microcontroller",
    "atsame51j18a-au",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "atsame51j18a-au.kicad_sym",
    "atsame51j18a-au.kicad_mod",
    "atsame51j18a-au.glb",
    "atsame51j18a-au.step",
    "atsame51j18a-au.lbr",
    "docs/hero.png",
    "docs/atsame51j18a-au-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "atsame51j18a-au-hero.glb",
    "atsame51j18a-au-hero.overlay.json"
  ],
  "component": {
    "mpn": "ATSAME51J18A-AU",
    "manufacturer": "Microchip Tech",
    "package": "TQFP-64(10x10)",
    "pin_count": 64,
    "category": "Single Chip Microcomputer/Microcontroller",
    "subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/9793a584e47269a20b87364d41b6eaa9.pdf",
    "parts": {
      "symbol": "atsame51j18a-au.kicad_sym",
      "footprint": "atsame51j18a-au.kicad_mod",
      "model_3d": "atsame51j18a-au-hero.glb",
      "model_3d_plain": "atsame51j18a-au.glb",
      "model_3d_step": "atsame51j18a-au-etched.step",
      "model_3d_step_plain": "atsame51j18a-au.step",
      "lbr": "atsame51j18a-au.lbr"
    },
    "distributor_links": {
      "lcsc": "C619218",
      "digikey": "ATSAME51J18A-AU-ND",
      "mouser": "556-ATSAME51J18AAU"
    },
    "distributor_check": {
      "checked_at": "2026-11-13T21:02:08Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "ATSAME51J18A-AU-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "556-ATSAME51J18AAU",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PA00",
        "type": "bidirectional",
        "description": "General purpose I/O PA00 with EXTINT[0] and SERCOM1 PAD[0]; also the XIN32 pin of XOSC32K."
      },
      {
        "number": "2",
        "name": "PA01",
        "type": "bidirectional",
        "description": "General purpose I/O PA01 with EXTINT[1] and SERCOM1 PAD[1]; also the XOUT32 pin of XOSC32K."
      },
      {
        "number": "3",
        "name": "PA02",
        "type": "bidirectional",
        "description": "General purpose I/O PA02 with EXTINT[2], ADC0 AIN[0] and DAC VOUT[0]; also RTC tamper input IN2."
      },
      {
        "number": "4",
        "name": "PA03",
        "type": "bidirectional",
        "description": "General purpose I/O PA03 with EXTINT[3], ADC0 AIN[1] and ANAREF VREFA."
      },
      {
        "number": "5",
        "name": "PB04",
        "type": "bidirectional",
        "description": "General purpose I/O PB04 with EXTINT[4] and ADC1 AIN[6]."
      },
      {
        "number": "6",
        "name": "PB05",
        "type": "bidirectional",
        "description": "General purpose I/O PB05 with EXTINT[5] and ADC1 AIN[7]."
      },
      {
        "number": "7",
        "name": "GNDANA",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "8",
        "name": "VDDANA",
        "type": "power_in",
        "description": "Analog supply."
      },
      {
        "number": "9",
        "name": "PB06",
        "type": "bidirectional",
        "description": "General purpose I/O PB06 with EXTINT[6] and ADC1 AIN[8]."
      },
      {
        "number": "10",
        "name": "PB07",
        "type": "bidirectional",
        "description": "General purpose I/O PB07 with EXTINT[7] and ADC1 AIN[9]."
      },
      {
        "number": "11",
        "name": "PB08",
        "type": "bidirectional",
        "description": "General purpose I/O PB08 with EXTINT[8], ADC0 AIN[2] and ADC1 AIN[0]."
      },
      {
        "number": "12",
        "name": "PB09",
        "type": "bidirectional",
        "description": "General purpose I/O PB09 with EXTINT[9], ADC0 AIN[3] and ADC1 AIN[1]."
      },
      {
        "number": "13",
        "name": "PA04",
        "type": "bidirectional",
        "description": "General purpose I/O PA04 with EXTINT[4], ADC0 AIN[4] and ANAREF VREFB."
      },
      {
        "number": "14",
        "name": "PA05",
        "type": "bidirectional",
        "description": "General purpose I/O PA05 with EXTINT[5], ADC0 AIN[5] and DAC VOUT[1]."
      },
      {
        "number": "15",
        "name": "PA06",
        "type": "bidirectional",
        "description": "General purpose I/O PA06 with EXTINT[6], ADC0 AIN[6] and ANAREF VREFC."
      },
      {
        "number": "16",
        "name": "PA07",
        "type": "bidirectional",
        "description": "General purpose I/O PA07 with EXTINT[7] and ADC0 AIN[7]."
      },
      {
        "number": "17",
        "name": "PA08",
        "type": "bidirectional",
        "description": "General purpose I/O PA08 powered from VDDIOB, with NMI input, I2C support and high sink capability."
      },
      {
        "number": "18",
        "name": "PA09",
        "type": "bidirectional",
        "description": "General purpose I/O PA09 powered from VDDIOB, with EXTINT[9], I2C support and high sink capability."
      },
      {
        "number": "19",
        "name": "PA10",
        "type": "bidirectional",
        "description": "General purpose I/O PA10 with EXTINT[10] and ADC0 AIN[10], powered from VDDIOB."
      },
      {
        "number": "20",
        "name": "PA11",
        "type": "bidirectional",
        "description": "General purpose I/O PA11 with EXTINT[11] and ADC0 AIN[11], powered from VDDIOB."
      },
      {
        "number": "21",
        "name": "VDDIOB",
        "type": "power_in",
        "description": "I/O supply for the PA08 to PA11 pin cluster."
      },
      {
        "number": "22",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "23",
        "name": "PB10",
        "type": "bidirectional",
        "description": "General purpose I/O PB10 with EXTINT[10] and QSPI SCK."
      },
      {
        "number": "24",
        "name": "PB11",
        "type": "bidirectional",
        "description": "General purpose I/O PB11 with EXTINT[11] and QSPI CS."
      },
      {
        "number": "25",
        "name": "PB12",
        "type": "bidirectional",
        "description": "General purpose I/O PB12 with EXTINT[12] and CAN1 TX."
      },
      {
        "number": "26",
        "name": "PB13",
        "type": "bidirectional",
        "description": "General purpose I/O PB13 with EXTINT[13] and CAN1 RX."
      },
      {
        "number": "27",
        "name": "PB14",
        "type": "bidirectional",
        "description": "General purpose I/O PB14 with EXTINT[14] and CAN1 TX."
      },
      {
        "number": "28",
        "name": "PB15",
        "type": "bidirectional",
        "description": "General purpose I/O PB15 with EXTINT[15] and CAN1 RX."
      },
      {
        "number": "29",
        "name": "PA12",
        "type": "bidirectional",
        "description": "General purpose I/O PA12 with I2C support and high sink capability."
      },
      {
        "number": "30",
        "name": "PA13",
        "type": "bidirectional",
        "description": "General purpose I/O PA13 with I2C support and high sink capability."
      },
      {
        "number": "31",
        "name": "PA14",
        "type": "bidirectional",
        "description": "General purpose I/O PA14 with EXTINT[14]; also the XIN pin of XOSC0."
      },
      {
        "number": "32",
        "name": "PA15",
        "type": "bidirectional",
        "description": "General purpose I/O PA15 with EXTINT[15]; also the XOUT pin of XOSC0."
      },
      {
        "number": "33",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "34",
        "name": "VDDIO",
        "type": "power_in",
        "description": "Digital I/O supply."
      },
      {
        "number": "35",
        "name": "PA16",
        "type": "bidirectional",
        "description": "General purpose I/O PA16 with I2C support and high sink capability; GRXDV is available here on the 64-pin package."
      },
      {
        "number": "36",
        "name": "PA17",
        "type": "bidirectional",
        "description": "General purpose I/O PA17 with I2C support and high sink capability."
      },
      {
        "number": "37",
        "name": "PA18",
        "type": "bidirectional",
        "description": "General purpose I/O PA18."
      },
      {
        "number": "38",
        "name": "PA19",
        "type": "bidirectional",
        "description": "General purpose I/O PA19."
      },
      {
        "number": "39",
        "name": "PB16",
        "type": "bidirectional",
        "description": "General purpose I/O PB16."
      },
      {
        "number": "40",
        "name": "PB17",
        "type": "bidirectional",
        "description": "General purpose I/O PB17."
      },
      {
        "number": "41",
        "name": "PA20",
        "type": "bidirectional",
        "description": "General purpose I/O PA20 with EXTINT[4]."
      },
      {
        "number": "42",
        "name": "PA21",
        "type": "bidirectional",
        "description": "General purpose I/O PA21 with EXTINT[5]."
      },
      {
        "number": "43",
        "name": "PA22",
        "type": "bidirectional",
        "description": "General purpose I/O PA22 with EXTINT[6], I2C support and high sink capability."
      },
      {
        "number": "44",
        "name": "PA23",
        "type": "bidirectional",
        "description": "General purpose I/O PA23 with EXTINT[7], I2C support, high sink capability and USB SOF 1 kHz output."
      },
      {
        "number": "45",
        "name": "PA24",
        "type": "bidirectional",
        "description": "General purpose I/O PA24 with EXTINT[8] and USB DM (D-) data line."
      },
      {
        "number": "46",
        "name": "PA25",
        "type": "bidirectional",
        "description": "General purpose I/O PA25 with EXTINT[9] and USB DP (D+) data line."
      },
      {
        "number": "47",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "48",
        "name": "VDDIO",
        "type": "power_in",
        "description": "Digital I/O supply."
      },
      {
        "number": "49",
        "name": "PB22",
        "type": "bidirectional",
        "description": "General purpose I/O PB22 with EXTINT[6]; also the XIN pin of XOSC1."
      },
      {
        "number": "50",
        "name": "PB23",
        "type": "bidirectional",
        "description": "General purpose I/O PB23 with EXTINT[7]; also the XOUT pin of XOSC1."
      },
      {
        "number": "51",
        "name": "PA27",
        "type": "bidirectional",
        "description": "General purpose I/O PA27 with EXTINT[11]."
      },
      {
        "number": "52",
        "name": "RESETN",
        "type": "input",
        "description": "External reset input, active low."
      },
      {
        "number": "53",
        "name": "VDDCORE",
        "type": "power_in",
        "description": "Core supply pin; the WLCSP legend labels it as a regulated input/output supply."
      },
      {
        "number": "54",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "55",
        "name": "VSW",
        "type": "passive",
        "description": "Switching regulator (buck) output pin; the datasheet text provided gives no further description."
      },
      {
        "number": "56",
        "name": "VDDIO",
        "type": "power_in",
        "description": "Digital I/O supply."
      },
      {
        "number": "57",
        "name": "PA30",
        "type": "bidirectional",
        "description": "General purpose I/O PA30 with EXTINT[14]; also the SWCLK serial wire debug clock."
      },
      {
        "number": "58",
        "name": "PA31",
        "type": "bidirectional",
        "description": "General purpose I/O PA31 with EXTINT[15]; also the SWDIO serial wire debug data."
      },
      {
        "number": "59",
        "name": "PB30",
        "type": "bidirectional",
        "description": "General purpose I/O PB30 with EXTINT[14]; also the SWO output in non-single-wire debug modes."
      },
      {
        "number": "60",
        "name": "PB31",
        "type": "bidirectional",
        "description": "General purpose I/O PB31 with EXTINT[15]."
      },
      {
        "number": "61",
        "name": "PB00",
        "type": "bidirectional",
        "description": "General purpose I/O PB00 with EXTINT[0] and ADC0 AIN[12]; also RTC tamper input IN0."
      },
      {
        "number": "62",
        "name": "PB01",
        "type": "bidirectional",
        "description": "General purpose I/O PB01 with EXTINT[1] and ADC0 AIN[13]; also RTC OUT and SUPC OUT0."
      },
      {
        "number": "63",
        "name": "PB02",
        "type": "bidirectional",
        "description": "General purpose I/O PB02 with EXTINT[2] and ADC0 AIN[14]; also RTC tamper input IN1 and SUPC OUT1."
      },
      {
        "number": "64",
        "name": "PB03",
        "type": "bidirectional",
        "description": "General purpose I/O PB03 with EXTINT[3] and ADC0 AIN[15]."
      }
    ],
    "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 datasheet text gives only a name for VSW and no function description, so its type (passive) is i; VDDCORE direction (power_in vs power_out) is not stated. The WLCSP legend only says 'regulated input; The 64-pin figure has a note about an exposed pad (relevant to the VQFN) but gives no pad number. No"
        ],
        "pages_sent": 107,
        "cost_usd": 0.9636,
        "at": "2026-11-13T21:01:54"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/9793a584e47269a20b87364d41b6eaa9.pdf",
        "pages": 1934,
        "sha256": "6f02ccc3e69325ab",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "atsame51j18a-au.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12.0,
          12.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "60567e81b0770b6c519104183a7a05ba52dddc11146b5fbe21434fbb5801696c",
        "checked": "2026-11-13",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "atsame51j18a-au-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12.0,
          12.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "0dad71230add82815f0d8e70ff73722c48a51e2179e2adec5d948ae7aabfd87d",
        "checked": "2026-11-13",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "PT",
      "source_page": 1886,
      "D": {
        "nom_mm": 10.0,
        "range_mm": [
          null,
          null
        ]
      },
      "E1": {
        "nom_mm": 10.0,
        "range_mm": [
          null,
          null
        ]
      },
      "E": {
        "nom_mm": 12.0,
        "range_mm": [
          null,
          null
        ]
      },
      "e": {
        "nom_mm": 0.5,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 1.2,
        "range_mm": [
          null,
          1.2
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "atsame51j18a-au.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}