AVR32DA28-E

{
  "schema_version": 1,
  "type": "component",
  "slug": "avr32da28-e",
  "title": "AVR32DA28-E",
  "brief": "Microchip Tech Pre-ordered MCUs, SOIC-28-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "embedded processors & controllers",
    "avr32da28-e",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "AVR32DA28-E",
    "manufacturer": "Microchip Tech",
    "package": "SOIC-28-300mil",
    "pin_count": 28,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Pre-ordered MCUs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/b76514800a4e1adb3eec48cbff9b7b56.pdf",
    "parts": {
      "symbol": "avr32da28-e.kicad_sym",
      "footprint": "avr32da28-e.kicad_mod",
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      "model_3d_plain": "avr32da28-e-etched.glb",
      "model_3d_step": "avr32da28-e-etched.step",
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      "lbr": "avr32da28-e.lbr"
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    "distributor_links": {
      "lcsc": "C1019317"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T09:07:46Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
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      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PA7",
        "type": "bidirectional",
        "description": "General purpose I/O PORTA pin 7, with CLKOUT, PTC X7/Y7, ZCD output (0,OUT/1,OUT/2,OUT), TCA0 WOD alternate, SPI0 SS and EVOUTA alternate functions."
      },
      {
        "number": "2",
        "name": "PC0",
        "type": "bidirectional",
        "description": "General purpose I/O PORTC pin 0, with USART1 TxD, SPI0 MOSI, TCB WO and CCL LUT1 IN0 functions."
      },
      {
        "number": "3",
        "name": "PC1",
        "type": "bidirectional",
        "description": "General purpose I/O PORTC pin 1, with USART1 RxD, SPI0 MISO, TCB WO and CCL LUT1 IN1 functions."
      },
      {
        "number": "4",
        "name": "PC2",
        "type": "bidirectional",
        "description": "General purpose I/O PORTC pin 2 with TWI function, USART1 XCK, SPI0 SCK, EVOUTC and CCL LUT1 IN2 functions; has full asynchronous pin-change detection."
      },
      {
        "number": "5",
        "name": "PC3",
        "type": "bidirectional",
        "description": "General purpose I/O PORTC pin 3 with TWI function, USART1 XDIR, SPI0 SS and CCL LUT1 OUT functions."
      },
      {
        "number": "6",
        "name": "PD0",
        "type": "bidirectional",
        "description": "General purpose I/O PORTD pin 0, with ADC0 AIN0, PTC X16/Y16, AC AINN1 and CCL LUT2 IN0 functions."
      },
      {
        "number": "7",
        "name": "PD1",
        "type": "bidirectional",
        "description": "General purpose I/O PORTD pin 1, with ADC0 AIN1, PTC X17/Y17, ZCD0 ZCIN and CCL LUT2 IN1 functions."
      },
      {
        "number": "8",
        "name": "PD2",
        "type": "bidirectional",
        "description": "General purpose I/O PORTD pin 2, with ADC0 AIN2, PTC X18/Y18, AC AINP0, EVOUTD and CCL LUT2 IN2 functions; has full asynchronous pin-change detection."
      },
      {
        "number": "9",
        "name": "PD3",
        "type": "bidirectional",
        "description": "General purpose I/O PORTD pin 3, with ADC0 AIN3, PTC X19/Y19, AC AINN0/AINP1 and CCL LUT2 OUT functions."
      },
      {
        "number": "10",
        "name": "PD4",
        "type": "bidirectional",
        "description": "General purpose I/O PORTD pin 4, with ADC0 AIN4, PTC X20/Y20 and AC AINP2/AINP1 functions."
      },
      {
        "number": "11",
        "name": "PD5",
        "type": "bidirectional",
        "description": "General purpose I/O PORTD pin 5, with ADC0 AIN5, PTC X21/Y21 and AC1 AINN0 functions."
      },
      {
        "number": "12",
        "name": "PD6",
        "type": "bidirectional",
        "description": "General purpose I/O PORTD pin 6, with ADC0 AIN6, PTC X22/Y22, AC AINP3, DAC0 VOUT and CCL LUT2 OUT alternate functions; has full asynchronous pin-change detection."
      },
      {
        "number": "13",
        "name": "PD7",
        "type": "bidirectional",
        "description": "General purpose I/O PORTD pin 7, also external voltage reference input VREFA, with ADC0 AIN7, PTC X23/Y23, AC AINN2 and EVOUTD alternate functions."
      },
      {
        "number": "14",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog supply pin, internally connected to VDD (no separate power domain on the AVR DA family)."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "16",
        "name": "PF0",
        "type": "bidirectional",
        "description": "General purpose I/O PORTF pin 0, also XTAL32K1 32.768 kHz crystal pin, with ADC0 AIN16 (positive input only), PTC X32/Y32 and CCL LUT3 IN0 functions."
      },
      {
        "number": "17",
        "name": "PF1",
        "type": "bidirectional",
        "description": "General purpose I/O PORTF pin 1, also XTAL32K2 32.768 kHz crystal pin, with ADC0 AIN17 (positive input only), PTC X33/Y33 and CCL LUT3 IN1 functions."
      },
      {
        "number": "18",
        "name": "PF6 (RESET)",
        "type": "input",
        "description": "Active-low external Reset input with internal pull-up when enabled by RSTPINCFG fuse; otherwise an input-only general purpose pin."
      },
      {
        "number": "19",
        "name": "UPDI",
        "type": "bidirectional",
        "description": "Unified Program and Debug Interface pin using half-duplex one-wire UART communication; dedicated pin with no other function."
      },
      {
        "number": "20",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply voltage pin (device supply range 1.8-5.5V)."
      },
      {
        "number": "21",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "22",
        "name": "PA0",
        "type": "bidirectional",
        "description": "General purpose I/O PORTA pin 0, also EXTCLK external clock input, with PTC X0/Y0, USART0 TxD, TCA0 WO0 and CCL LUT0 IN0 functions."
      },
      {
        "number": "23",
        "name": "PA1",
        "type": "bidirectional",
        "description": "General purpose I/O PORTA pin 1, with PTC X1/Y1, USART0 RxD, TCA0 WO1 and CCL LUT0 IN1 functions."
      },
      {
        "number": "24",
        "name": "PA2",
        "type": "bidirectional",
        "description": "General purpose I/O PORTA pin 2 with TWI function, PTC X2/Y2, USART0 XCK, TWI0 SDA (master), EVOUTA and CCL LUT0 IN2 functions; has full asynchronous pin-change detection."
      },
      {
        "number": "25",
        "name": "PA3",
        "type": "bidirectional",
        "description": "General purpose I/O PORTA pin 3 with TWI function, PTC X3/Y3, USART0 XDIR, TWI0 SCL (master), TCA0 WO3 and CCL LUT0 OUT functions."
      },
      {
        "number": "26",
        "name": "PA4",
        "type": "bidirectional",
        "description": "General purpose I/O PORTA pin 4, with PTC X4/Y4, USART0 TxD alternate, SPI0 MOSI, TCA0 WO4 and TCD0 WOA functions."
      },
      {
        "number": "27",
        "name": "PA5",
        "type": "bidirectional",
        "description": "General purpose I/O PORTA pin 5, with PTC X5/Y5, USART0 RxD alternate, SPI0 MISO, TCA0 WO5 and TCD0 WOB functions."
      },
      {
        "number": "28",
        "name": "PA6",
        "type": "bidirectional",
        "description": "General purpose I/O PORTA pin 6, with PTC X6/Y6, USART0 XCK alternate, SPI0 SCK, TCD0 WOC and CCL OUT alternate functions; has full asynchronous pin-change detection."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
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        "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 SOIC drawing pages (40.3, pp. 573-574) are not in the supplied text, so the 300 mil body width c; Pin types are inferred from the function descriptions. The datasheet text gives no ERC types. UPDI i; The datasheet text does not state whether the AVDD pin is a separate supply input. It says only that"
        ],
        "pages_sent": 97,
        "cost_usd": 0.628,
        "at": "2026-10-23T09:07:19"
      },
      "datasheet": {
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        "pages": 595,
        "sha256": "6ea4ba9c6d17c5e4",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 28,
        "described": 28,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "b889a13dbe9ec59e79fa9f1b5118b00bfa54f9582392335ff3365b64afc264b1",
        "checked": "2026-10-23",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "SOIC-28-300mil",
      "Category": "Embedded Processors & Controllers",
      "Pins": "28"
    },
    "characteristics": {
      "version": 1,
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        {
          "name": "Supply voltage",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": 5.5,
          "conditions": "Ordering table, AVR32DA28-E/SO",
          "source_page": 569,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "Extended (E) grade, AVR32DA28-E/SO",
          "source_page": 569,
          "source": "datasheet"
        },
        {
          "name": "CPU operating frequency",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "MHz",
          "min": null,
          "typ": null,
          "max": 24,
          "conditions": "AVR CPU running at up to 24 MHz",
          "source_page": 1,
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        },
        {
          "name": "Maximum EXTCLK input frequency",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "MHz",
          "min": null,
          "typ": null,
          "max": 24,
          "conditions": "External clock from pin",
          "source_page": 88,
          "source": "datasheet"
        },
        {
          "name": "Maximum PLL output frequency",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "MHz",
          "min": null,
          "typ": null,
          "max": 48,
          "conditions": "PLL reference clock at least 16 MHz",
          "source_page": 88,
          "source": "datasheet"
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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