ATSAM3S8BA-MU

{
  "schema_version": 1,
  "type": "component",
  "slug": "atsam3s8ba-mu",
  "title": "ATSAM3S8BA-MU",
  "brief": "Microchip Tech Pre-ordered MCUs, QFN-64-EP(9x9). 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",
    "embedded processors & controllers",
    "atsam3s8ba-mu",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ATSAM3S8BA-MU",
    "manufacturer": "Microchip Tech",
    "package": "QFN-64-EP(9x9)",
    "pin_count": 65,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Pre-ordered MCUs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/25859858bf1e1dbe6b8e80801a0ab65f.pdf",
    "parts": {
      "symbol": "atsam3s8ba-mu.kicad_sym",
      "footprint": "atsam3s8ba-mu.kicad_mod",
      "model_3d": "atsam3s8ba-mu-hero.glb",
      "model_3d_plain": "atsam3s8ba-mu-etched.glb",
      "model_3d_step": "atsam3s8ba-mu-etched.step",
      "model_3d_step_plain": "atsam3s8ba-mu.step",
      "lbr": "atsam3s8ba-mu.lbr"
    },
    "distributor_links": {
      "lcsc": "C614600",
      "digikey": "ATSAM3S8BA-MU-ND",
      "mouser": "556-ATSAM3S8BA-MU"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T20:35:49Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "ATSAM3S8BA-MU-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "556-ATSAM3S8BA-MU",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ADVREF",
        "type": "power_in",
        "description": "Analog reference for the ADC, DAC and analog comparator."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "3",
        "name": "PB0/AD4",
        "type": "bidirectional",
        "description": "PIO line PB0 multiplexed with analog input AD4 (also RTCOUT0)."
      },
      {
        "number": "4",
        "name": "PB1/AD5",
        "type": "bidirectional",
        "description": "PIO line PB1 multiplexed with analog input AD5 (also RTCOUT1)."
      },
      {
        "number": "5",
        "name": "PB2/AD6",
        "type": "bidirectional",
        "description": "PIO line PB2 multiplexed with analog input AD6 (also URXD1, SPI NPCS2)."
      },
      {
        "number": "6",
        "name": "PB3/AD7",
        "type": "bidirectional",
        "description": "PIO line PB3 multiplexed with analog input AD7 (also UTXD1)."
      },
      {
        "number": "7",
        "name": "VDDIN",
        "type": "power_in",
        "description": "Voltage regulator input and ADC, DAC and analog comparator supply, 1.8V to 3.6V."
      },
      {
        "number": "8",
        "name": "VDDOUT",
        "type": "power_out",
        "description": "Output of the internal voltage regulator."
      },
      {
        "number": "9",
        "name": "PA17/PGMD5/AD0",
        "type": "bidirectional",
        "description": "PIO line PA17 with FFPI data bit PGMD5 and analog input AD0."
      },
      {
        "number": "10",
        "name": "PA18/PGMD6/AD1",
        "type": "bidirectional",
        "description": "PIO line PA18 with FFPI data bit PGMD6 and analog input AD1."
      },
      {
        "number": "11",
        "name": "PA21/PGMD9/AD8",
        "type": "bidirectional",
        "description": "PIO line PA21 with FFPI data bit PGMD9 and analog input AD8."
      },
      {
        "number": "12",
        "name": "VDDCORE",
        "type": "power_in",
        "description": "Core, embedded memory and peripheral supply, 1.62V to 1.95V."
      },
      {
        "number": "13",
        "name": "PA19/PGMD7/AD2",
        "type": "bidirectional",
        "description": "PIO line PA19 with FFPI data bit PGMD7 and analog input AD2."
      },
      {
        "number": "14",
        "name": "PA22/PGMD10/AD9",
        "type": "bidirectional",
        "description": "PIO line PA22 with FFPI data bit PGMD10 and analog input AD9."
      },
      {
        "number": "15",
        "name": "PA23/PGMD11",
        "type": "bidirectional",
        "description": "PIO line PA23 with FFPI data bit PGMD11."
      },
      {
        "number": "16",
        "name": "PA20/PGMD8/AD3",
        "type": "bidirectional",
        "description": "PIO line PA20 with FFPI data bit PGMD8 and analog input AD3."
      },
      {
        "number": "17",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "18",
        "name": "VDDIO",
        "type": "power_in",
        "description": "I/O line, USB transceiver, backup part, 32 kHz oscillator and oscillator pad supply, 1.62V to 3.6V."
      },
      {
        "number": "19",
        "name": "PA16/PGMD4",
        "type": "bidirectional",
        "description": "PIO line PA16 with FFPI data bit PGMD4."
      },
      {
        "number": "20",
        "name": "PA15/PGMD3",
        "type": "bidirectional",
        "description": "PIO line PA15 with FFPI data bit PGMD3."
      },
      {
        "number": "21",
        "name": "PA14/PGMD2",
        "type": "bidirectional",
        "description": "PIO line PA14 with FFPI data bit PGMD2."
      },
      {
        "number": "22",
        "name": "PA13/PGMD1",
        "type": "bidirectional",
        "description": "PIO line PA13 with FFPI data bit PGMD1."
      },
      {
        "number": "23",
        "name": "PA24/PGMD12",
        "type": "bidirectional",
        "description": "PIO line PA24 with FFPI data bit PGMD12."
      },
      {
        "number": "24",
        "name": "VDDCORE",
        "type": "power_in",
        "description": "Core, embedded memory and peripheral supply, 1.62V to 1.95V."
      },
      {
        "number": "25",
        "name": "PA25/PGMD13",
        "type": "bidirectional",
        "description": "PIO line PA25 with FFPI data bit PGMD13."
      },
      {
        "number": "26",
        "name": "PA26/PGMD14",
        "type": "bidirectional",
        "description": "PIO line PA26 with FFPI data bit PGMD14."
      },
      {
        "number": "27",
        "name": "PA12/PGMD0",
        "type": "bidirectional",
        "description": "PIO line PA12 with FFPI data bit PGMD0."
      },
      {
        "number": "28",
        "name": "PA11/PGMM3",
        "type": "bidirectional",
        "description": "PIO line PA11 with FFPI mode input PGMM3."
      },
      {
        "number": "29",
        "name": "PA10/PGMM2",
        "type": "bidirectional",
        "description": "PIO line PA10 with FFPI mode input PGMM2."
      },
      {
        "number": "30",
        "name": "PA9/PGMM1",
        "type": "bidirectional",
        "description": "PIO line PA9 with FFPI mode input PGMM1."
      },
      {
        "number": "31",
        "name": "PA8/XOUT32/PGMM0",
        "type": "bidirectional",
        "description": "PIO line PA8 with 32 kHz crystal output XOUT32 and FFPI mode input PGMM0."
      },
      {
        "number": "32",
        "name": "PA7/XIN32/PGMNVALID",
        "type": "bidirectional",
        "description": "PIO line PA7 with 32 kHz crystal input XIN32 and FFPI data direction output PGMNVALID."
      },
      {
        "number": "33",
        "name": "TDI/PB4",
        "type": "bidirectional",
        "description": "JTAG test data in multiplexed with PIO line PB4."
      },
      {
        "number": "34",
        "name": "PA6/PGMNOE",
        "type": "bidirectional",
        "description": "PIO line PA6 with FFPI read input PGMNOE (active low)."
      },
      {
        "number": "35",
        "name": "PA5/PGMRDY",
        "type": "bidirectional",
        "description": "PIO line PA5 with FFPI ready output PGMRDY (active high)."
      },
      {
        "number": "36",
        "name": "PA4/PGMNCMD",
        "type": "bidirectional",
        "description": "PIO line PA4 with FFPI command input PGMNCMD (active low)."
      },
      {
        "number": "37",
        "name": "PA27/PGMD15",
        "type": "bidirectional",
        "description": "PIO line PA27 with FFPI data bit PGMD15."
      },
      {
        "number": "38",
        "name": "PA28",
        "type": "bidirectional",
        "description": "General-purpose PIO line PA28."
      },
      {
        "number": "39",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Microcontroller reset input/output, active low."
      },
      {
        "number": "40",
        "name": "TST",
        "type": "input",
        "description": "Test select input with permanent pull-down of about 15 kOhm; low at power-up selects normal operation, high selects test or FFPI mode."
      },
      {
        "number": "41",
        "name": "PA29",
        "type": "bidirectional",
        "description": "General-purpose PIO line PA29."
      },
      {
        "number": "42",
        "name": "PA30",
        "type": "bidirectional",
        "description": "General-purpose PIO line PA30."
      },
      {
        "number": "43",
        "name": "PA3",
        "type": "bidirectional",
        "description": "General-purpose PIO line PA3."
      },
      {
        "number": "44",
        "name": "PA2/PGMEN2",
        "type": "bidirectional",
        "description": "PIO line PA2 with FFPI programming enable input PGMEN2."
      },
      {
        "number": "45",
        "name": "VDDIO",
        "type": "power_in",
        "description": "I/O line, USB transceiver, backup part, 32 kHz oscillator and oscillator pad supply, 1.62V to 3.6V."
      },
      {
        "number": "46",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "47",
        "name": "PA1/PGMEN1",
        "type": "bidirectional",
        "description": "PIO line PA1 with FFPI programming enable input PGMEN1."
      },
      {
        "number": "48",
        "name": "PA0/PGMEN0",
        "type": "bidirectional",
        "description": "PIO line PA0 with FFPI programming enable input PGMEN0."
      },
      {
        "number": "49",
        "name": "TDO/TRACESWO/PB5",
        "type": "bidirectional",
        "description": "JTAG test data out / asynchronous trace output multiplexed with PIO line PB5; set to input when the core is not in debug mode, so enable its internal pull-up."
      },
      {
        "number": "50",
        "name": "JTAGSEL",
        "type": "input",
        "description": "JTAG selection input, active high; high at power-up with TST low enables boundary scan."
      },
      {
        "number": "51",
        "name": "TMS/SWDIO/PB6",
        "type": "bidirectional",
        "description": "JTAG test mode select / serial wire data I/O multiplexed with PIO line PB6."
      },
      {
        "number": "52",
        "name": "PA31",
        "type": "bidirectional",
        "description": "General-purpose PIO line PA31."
      },
      {
        "number": "53",
        "name": "TCK/SWCLK/PB7",
        "type": "bidirectional",
        "description": "JTAG test clock / serial wire clock multiplexed with PIO line PB7."
      },
      {
        "number": "54",
        "name": "VDDCORE",
        "type": "power_in",
        "description": "Core, embedded memory and peripheral supply, 1.62V to 1.95V."
      },
      {
        "number": "55",
        "name": "ERASE/PB12",
        "type": "bidirectional",
        "description": "Flash erase input multiplexed with PIO line PB12."
      },
      {
        "number": "56",
        "name": "DDM/PB10",
        "type": "bidirectional",
        "description": "USB full-speed data minus multiplexed with PIO line PB10, powered from VDDIO."
      },
      {
        "number": "57",
        "name": "DDP/PB11",
        "type": "bidirectional",
        "description": "USB full-speed data plus multiplexed with PIO line PB11, powered from VDDIO."
      },
      {
        "number": "58",
        "name": "VDDIO",
        "type": "power_in",
        "description": "I/O line, USB transceiver, backup part, 32 kHz oscillator and oscillator pad supply, 1.62V to 3.6V."
      },
      {
        "number": "59",
        "name": "PB13/DAC0",
        "type": "bidirectional",
        "description": "PIO line PB13 multiplexed with DAC analog output DAC0."
      },
      {
        "number": "60",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "61",
        "name": "XOUT/PB8",
        "type": "bidirectional",
        "description": "Main oscillator output multiplexed with PIO line PB8."
      },
      {
        "number": "62",
        "name": "XIN/PGMCK/PB9",
        "type": "bidirectional",
        "description": "Main oscillator input multiplexed with FFPI clock PGMCK and PIO line PB9."
      },
      {
        "number": "63",
        "name": "PB14/DAC1",
        "type": "bidirectional",
        "description": "PIO line PB14 multiplexed with DAC analog output DAC1."
      },
      {
        "number": "64",
        "name": "VDDPLL",
        "type": "power_in",
        "description": "Supply for PLLA, PLLB, fast RC and the 3 to 20 MHz oscillator, 1.62V to 1.95V."
      },
      {
        "number": "65",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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        ],
        "pages_sent": 63,
        "cost_usd": 0.6097,
        "at": "2026-10-30T20:35:39"
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        "pages": 1122,
        "sha256": "67fb50aee6cff27b",
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 65,
        "described": 65,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "zmin_mm": 0,
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "QFN-64-EP(9x9)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "65"
    },
    "appearance": {
      "housing": {
        "quote": "TBH [PC, R1, LSL #1] ; R1 is the index, PC is used as base of the",
        "page": 124,
        "doc": "ds.pdf",
        "material": "PC"
      },
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          "source_page": 16,
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          "symbol": "VDDIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": 3.6,
          "conditions": "Voltage regulator input, ADC, DAC and analog comparator supply",
          "source_page": 16,
          "source": "datasheet"
        },
        {
          "name": "VDDPLL supply voltage range",
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        {
          "name": "Operating temperature range",
          "symbol": "",
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          "unit": "°C",
          "min": -40,
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    "name": "Ray",
    "email": "[email protected]"
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