ATSAME70J21A-AN

{
  "schema_version": 1,
  "type": "component",
  "slug": "atsame70j21a-an",
  "title": "ATSAME70J21A-AN",
  "brief": "Microchip Tech Pre-ordered MCUs, LQFP-64(10x10). 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",
    "atsame70j21a-an",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ATSAME70J21A-AN",
    "manufacturer": "Microchip Tech",
    "package": "LQFP-64(10x10)",
    "pin_count": 64,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Pre-ordered MCUs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/ae8bad555c24b2ade4f4f9b466599a10.pdf",
    "parts": {
      "symbol": "atsame70j21a-an.kicad_sym",
      "footprint": "atsame70j21a-an.kicad_mod",
      "model_3d": "atsame70j21a-an-hero.glb",
      "model_3d_plain": "atsame70j21a-an-etched.glb",
      "model_3d_step": "atsame70j21a-an-etched.step",
      "model_3d_step_plain": "atsame70j21a-an.step",
      "lbr": "atsame70j21a-an.lbr"
    },
    "distributor_links": {
      "lcsc": "C1340054",
      "digikey": "ATSAME70J21A-AN-ND",
      "mouser": "556-ATSAME70J21A-AN"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T16:07:31Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "ATSAME70J21A-AN-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "556-ATSAME70J21A-AN",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PD0",
        "type": "bidirectional",
        "description": "PIO line PD0 with DAC1 (analog output, selected when DACC_CHER.CH1 is set), GTXCK, PWMC1_PWML0, SPI1_NPCS1 and DCD0 alternate functions."
      },
      {
        "number": "2",
        "name": "PD31",
        "type": "bidirectional",
        "description": "PIO line PD31 with QIO3 Quad SPI data, UTXD3, PCK2 and ISI_D11 alternate functions."
      },
      {
        "number": "3",
        "name": "VDDOUT",
        "type": "power_out",
        "description": "Voltage regulator output that supplies the core, which must be decoupled with 100 nF and 1 uF capacitors."
      },
      {
        "number": "4",
        "name": "VDDIN",
        "type": "power_in",
        "description": "Voltage regulator input that also supplies the AFE, DAC and analog comparator, and must be at the same level as VDDIO."
      },
      {
        "number": "5",
        "name": "VREFP",
        "type": "power_in",
        "description": "Reference voltage for the AFE and DAC, which must rise simultaneously with VDDIO and VDDIN at power-up."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "7",
        "name": "PB1",
        "type": "bidirectional",
        "description": "PIO line PB1 with AFE1_AD0/RTCOUT1 analog input or RTC output, PWMC0_PWMH1, GTSUCOMP, TXD0 and TK alternate functions."
      },
      {
        "number": "8",
        "name": "PB0",
        "type": "bidirectional",
        "description": "PIO line PB0 with AFE0_AD10/RTCOUT0 analog input or RTC output, PWMC0_PWMH0, RXD0 and TF alternate functions."
      },
      {
        "number": "9",
        "name": "PB2",
        "type": "bidirectional",
        "description": "PIO line PB2 with AFE0_AD5 analog input, CANTX0, CTS0 and SPI0_NPCS0 alternate functions."
      },
      {
        "number": "10",
        "name": "VDDIO",
        "type": "power_in",
        "description": "Supplies the peripheral I/O lines, backup part, 1 Kbyte backup SRAM, 32 kHz oscillator and oscillator pads, and must be 3.0V to 3.6V for USB operations."
      },
      {
        "number": "11",
        "name": "PB3",
        "type": "bidirectional",
        "description": "PIO line PB3 with AFE0_AD2/WKUP12 analog input or wakeup input, CANRX0, PCK2, RTS0 and ISI_D2 alternate functions."
      },
      {
        "number": "12",
        "name": "PA21",
        "type": "bidirectional",
        "description": "PIO line PA21 with AFE0_AD1/PIODCEN2 analog input, RXD1, PCK1 and PWMC1_PWMFI0 alternate functions."
      },
      {
        "number": "13",
        "name": "VDDCORE",
        "type": "power_in",
        "description": "Supplies the core, embedded memories and peripherals, and must not be above VDDIN or VDDIO."
      },
      {
        "number": "14",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "15",
        "name": "PA7",
        "type": "bidirectional",
        "description": "PIO line PA7 used as XIN32, the 32.768 kHz crystal oscillator input or bypass clock input, with PWMC0_PWMH3 as alternate function."
      },
      {
        "number": "16",
        "name": "PA8",
        "type": "bidirectional",
        "description": "PIO line PA8 used as XOUT32, the 32.768 kHz crystal oscillator output, with PWMC1_PWMH3 and AFE0_ADTRG as alternate functions."
      },
      {
        "number": "17",
        "name": "PA22",
        "type": "bidirectional",
        "description": "PIO line PA22 with PIODCCLK parallel capture clock input, RK clock and PWMC0_PWMEXTRG1 alternate functions."
      },
      {
        "number": "18",
        "name": "PA13",
        "type": "bidirectional",
        "description": "PIO line PA13 with PIODC7 parallel capture data input, QIO0 Quad SPI data and PWMC0_PWMH2 alternate functions."
      },
      {
        "number": "19",
        "name": "PA14",
        "type": "bidirectional",
        "description": "PIO line PA14 with WKUP8/PIODCEN1 wakeup or capture enable input, QSCK Quad SPI clock and PWMC0_PWMH3 alternate functions."
      },
      {
        "number": "20",
        "name": "PD25",
        "type": "bidirectional",
        "description": "PIO line PD25 with PWMC0_PWML1, SPI0_NPCS1, URXD2 and ISI_VSYNC alternate functions."
      },
      {
        "number": "21",
        "name": "PD26",
        "type": "bidirectional",
        "description": "PIO line PD26 with PWMC0_PWML2, TDO, UTXD2 and UTXD1 alternate functions."
      },
      {
        "number": "22",
        "name": "PD24",
        "type": "bidirectional",
        "description": "PIO line PD24 with PWMC0_PWML0, RF, TCLK11 and ISI_HSYNC alternate functions."
      },
      {
        "number": "23",
        "name": "PA24",
        "type": "bidirectional",
        "description": "PIO line PA24 with RTS1, PWMC0_PWMH1, A20 address output and ISI_PCK alternate functions."
      },
      {
        "number": "24",
        "name": "VDDCORE",
        "type": "power_in",
        "description": "Supplies the core, embedded memories and peripherals, and must not be above VDDIN or VDDIO."
      },
      {
        "number": "25",
        "name": "PD22",
        "type": "bidirectional",
        "description": "PIO line PD22 with PWMC0_PWMH2, TIOB11, ISI_D0 and SPI0_SPCK related alternate functions as printed in the table."
      },
      {
        "number": "26",
        "name": "PD21",
        "type": "bidirectional",
        "description": "PIO line PD21 with PWMC0_PWMH1, TIOA11 and ISI_D1 alternate functions."
      },
      {
        "number": "27",
        "name": "PA11",
        "type": "bidirectional",
        "description": "PIO line PA11 with WKUP7/PIODC5 wakeup or capture input, QCS Quad SPI chip select, PWMC0_PWMH0 and PWMC1_PWML0 alternate functions."
      },
      {
        "number": "28",
        "name": "PA10",
        "type": "bidirectional",
        "description": "PIO line PA10 with PIODC4 parallel capture input, UTXD0, PWMC0_PWMEXTRG0 and RD alternate functions."
      },
      {
        "number": "29",
        "name": "PA12",
        "type": "bidirectional",
        "description": "PIO line PA12 with PIODC6 parallel capture input, QIO1 Quad SPI data, PWMC0_PWMH1 and PWMC1_PWMH0 alternate functions."
      },
      {
        "number": "30",
        "name": "PA27",
        "type": "bidirectional",
        "description": "PIO line PA27 with DTR1, TIOB2 and ISI_D7 alternate functions."
      },
      {
        "number": "31",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "32",
        "name": "PA5",
        "type": "bidirectional",
        "description": "PIO line PA5 with WKUP4/PIODC2 wakeup or capture input, PWMC1_PWML3, ISI_D4 and URXD1 alternate functions."
      },
      {
        "number": "33",
        "name": "PA9",
        "type": "bidirectional",
        "description": "PIO line PA9 with WKUP6/PIODC3 wakeup or capture input, URXD0, ISI_D3 and PWMC0_PWMFI0 alternate functions."
      },
      {
        "number": "34",
        "name": "PA4",
        "type": "bidirectional",
        "description": "PIO line PA4 with WKUP3/PIODC1 wakeup or capture input, TWCK0, TCLK0 and UTXD1 alternate functions."
      },
      {
        "number": "35",
        "name": "PB6",
        "type": "bidirectional",
        "description": "PIO line PB6 used as SWDIO/TMS serial wire data or test mode select, which is a Schmitt trigger input with no internal pull-up at reset."
      },
      {
        "number": "36",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Microcontroller reset input/output, active low, with internal pull-up."
      },
      {
        "number": "37",
        "name": "TST",
        "type": "input",
        "description": "Test select input, which has an internal pull-down of about 15 kOhm to GND for normal operation."
      },
      {
        "number": "38",
        "name": "PB12",
        "type": "bidirectional",
        "description": "PIO line PB12 used as ERASE input for Flash erase mode, which must be low at startup when not used, with PWMC0_PWML1, GTSUCOMP and PCK0 alternate functions."
      },
      {
        "number": "39",
        "name": "PB7",
        "type": "bidirectional",
        "description": "PIO line PB7 used as SWCLK/TCK serial wire clock or test clock, which is a Schmitt trigger input."
      },
      {
        "number": "40",
        "name": "PA3",
        "type": "bidirectional",
        "description": "PIO line PA3 with PIODC0 parallel capture input, TWD0, LONCOL1 and PCK2 alternate functions."
      },
      {
        "number": "41",
        "name": "PD12",
        "type": "bidirectional",
        "description": "PIO line PD12 with GRX3 Ethernet receive data, CANTX1 related output and ISI_D6 alternate functions."
      },
      {
        "number": "42",
        "name": "VDDIO",
        "type": "power_in",
        "description": "Supplies the peripheral I/O lines, backup part, 1 Kbyte backup SRAM, 32 kHz oscillator and oscillator pads, and must be 3.0V to 3.6V for USB operations."
      },
      {
        "number": "43",
        "name": "PD11",
        "type": "bidirectional",
        "description": "PIO line PD11 with GRX2 Ethernet receive data, PWMC0_PWMH0, GTSUCOMP and ISI_D5 alternate functions."
      },
      {
        "number": "44",
        "name": "PD10",
        "type": "bidirectional",
        "description": "PIO line PD10 with GCRS Ethernet carrier sense, PWMC0_PWML0, TDO and MLBSIG alternate functions, with a pull-down at reset."
      },
      {
        "number": "45",
        "name": "JTAGSEL",
        "type": "input",
        "description": "JTAG selection input, which when high selects JTAG boundary scan and has an internal pull-down of about 15 kOhm to GND."
      },
      {
        "number": "46",
        "name": "PB4",
        "type": "bidirectional",
        "description": "PIO line PB4 used as TDI test data input, with TWD1, PWMC0_PWMH2, MLBCLK and TXD1 alternate functions."
      },
      {
        "number": "47",
        "name": "PB5",
        "type": "bidirectional",
        "description": "PIO line PB5 used as TDO/TRACESWO test data or trace output, with WKUP13, TWCK1, PWMC0_PWML0 and MLBDAT alternate functions."
      },
      {
        "number": "48",
        "name": "PD9",
        "type": "bidirectional",
        "description": "PIO line PD9 with GMDIO Ethernet management data, PWMC0_PWMFI2 and AFE1_ADTRG alternate functions."
      },
      {
        "number": "49",
        "name": "PD8",
        "type": "bidirectional",
        "description": "PIO line PD8 with GMDC Ethernet management clock, PWMC0_PWMFI1 and TRACECLK trace clock alternate functions."
      },
      {
        "number": "50",
        "name": "PD7",
        "type": "bidirectional",
        "description": "PIO line PD7 with GRXER Ethernet receive error, PWMC1_PWMH3 and TRACED3 trace data alternate functions."
      },
      {
        "number": "51",
        "name": "PD6",
        "type": "bidirectional",
        "description": "PIO line PD6 with GRX1 Ethernet receive data, PWMC1_PWML3 and TRACED2 trace data alternate functions."
      },
      {
        "number": "52",
        "name": "VDDPLL",
        "type": "power_in",
        "description": "Supplies PLLA and the fast RC oscillator, which is noise sensitive and needs careful decoupling."
      },
      {
        "number": "53",
        "name": "PD5",
        "type": "bidirectional",
        "description": "PIO line PD5 with GRX0 Ethernet receive data, PWMC1_PWMH2 and TRACED1 trace data alternate functions."
      },
      {
        "number": "54",
        "name": "PD4",
        "type": "bidirectional",
        "description": "PIO line PD4 with GRXDV Ethernet receive data valid, PWMC1_PWML2 and TRACED0 trace data alternate functions."
      },
      {
        "number": "55",
        "name": "PD3",
        "type": "bidirectional",
        "description": "PIO line PD3 with GTX1 Ethernet transmit data, PWMC1_PWMH1, UTXD4 and RI0 alternate functions."
      },
      {
        "number": "56",
        "name": "PD2",
        "type": "bidirectional",
        "description": "PIO line PD2 with GTX0 Ethernet transmit data, PWMC1_PWML1, DSR0 and SPI1_NPCS3 alternate functions."
      },
      {
        "number": "57",
        "name": "PD1",
        "type": "bidirectional",
        "description": "PIO line PD1 with GTXEN Ethernet transmit enable, PWMC1_PWMH0, SPI1_NPCS2 and DTR0 alternate functions."
      },
      {
        "number": "58",
        "name": "VDDIO",
        "type": "power_in",
        "description": "Supplies the peripheral I/O lines, backup part, 1 Kbyte backup SRAM, 32 kHz oscillator and oscillator pads, and must be 3.0V to 3.6V for USB operations."
      },
      {
        "number": "59",
        "name": "DM",
        "type": "bidirectional",
        "description": "USB high-speed data minus line of the USBHS device or host interface, powered from VDDUTMII."
      },
      {
        "number": "60",
        "name": "DP",
        "type": "bidirectional",
        "description": "USB high-speed data plus line of the USBHS device or host interface, powered from VDDUTMII."
      },
      {
        "number": "61",
        "name": "VDDCORE",
        "type": "power_in",
        "description": "Supplies the core, embedded memories and peripherals, and must not be above VDDIN or VDDIO."
      },
      {
        "number": "62",
        "name": "PB8",
        "type": "bidirectional",
        "description": "PIO line PB8 used as XOUT, the main crystal oscillator output, with its direction set by the PIO configuration."
      },
      {
        "number": "63",
        "name": "PB9",
        "type": "bidirectional",
        "description": "PIO line PB9 used as XIN, the main crystal oscillator input, with its direction set by the PIO configuration."
      },
      {
        "number": "64",
        "name": "VDDPLLUSB",
        "type": "power_in",
        "description": "Supplies the UTMI PLL and the 3 MHz to 20 MHz oscillator, which is noise sensitive."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: ATSAME70J21 is the 64-pin (J) variant, and Table 6-3 gives its LQFP64 pinout; the 'QFN Pin' column i"
        ],
        "pages_sent": 97,
        "cost_usd": 0.1569,
        "at": "2026-10-28T16:07:00"
      },
      "datasheet": {
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        "pages": 1943,
        "sha256": "94ed9d6997caca1c",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "LQFP-64(10x10)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "64"
    },
    "characteristics": {
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          "conditions": "Industrial temperature devices",
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