ATMEGA809-AFR

{
  "schema_version": 1,
  "type": "component",
  "slug": "atmega809-afr",
  "title": "ATMEGA809-AFR",
  "brief": "Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), TQFP-48(7x7). 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",
    "atmega809-afr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ATMEGA809-AFR",
    "manufacturer": "Microchip Tech",
    "package": "TQFP-48(7x7)",
    "pin_count": 48,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
    "datasheet": "https://ww1.microchip.com/downloads/aemDocuments/documents/MCU08/ProductDocuments/DataSheets/ATmega808-09-1608-09-DataSheet-DS40002172C.pdf",
    "parts": {
      "symbol": "atmega809-afr.kicad_sym",
      "footprint": "atmega809-afr.kicad_mod",
      "model_3d": "atmega809-afr-hero.glb",
      "model_3d_plain": "atmega809-afr-etched.glb",
      "model_3d_step": "atmega809-afr-etched.step",
      "model_3d_step_plain": "atmega809-afr.step",
      "lbr": "atmega809-afr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2053056",
      "digikey": "ATMEGA809-AFRTR-ND",
      "mouser": "579-ATMEGA809-AFR"
    },
    "distributor_check": {
      "checked_at": "2026-10-26T18:53:12Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "ATMEGA809-AFRTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "579-ATMEGA809-AFR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PA5",
        "type": "bidirectional",
        "description": "PORTA pin 5 (VDD domain GPIO) with alternate USART0 RxD, SPI0 MISO and TCA0 WO5."
      },
      {
        "number": "2",
        "name": "PA6",
        "type": "bidirectional",
        "description": "PORTA pin 6 (VDD domain GPIO) with alternate USART0 XCK, SPI0 SCK and CCL 0-OUT."
      },
      {
        "number": "3",
        "name": "PA7",
        "type": "bidirectional",
        "description": "PORTA pin 7 (VDD domain GPIO) with CLKOUT, CCL OUT, alternate USART0 XDIR, SPI0 SS and EVOUTA."
      },
      {
        "number": "4",
        "name": "PB0",
        "type": "bidirectional",
        "description": "PORTB pin 0 with USART3 TxD and alternate TCA0 WO0."
      },
      {
        "number": "5",
        "name": "PB1",
        "type": "bidirectional",
        "description": "PORTB pin 1 with USART3 RxD and alternate TCA0 WO1."
      },
      {
        "number": "6",
        "name": "PB2",
        "type": "bidirectional",
        "description": "PORTB pin 2 with USART3 XCK, alternate TCA0 WO2 and EVOUTB."
      },
      {
        "number": "7",
        "name": "PB3",
        "type": "bidirectional",
        "description": "PORTB pin 3 with USART3 XDIR and alternate TCA0 WO3."
      },
      {
        "number": "8",
        "name": "PB4",
        "type": "bidirectional",
        "description": "PORTB pin 4 with alternate USART3 TxD, TCA0 WO4 and TCB2 WO."
      },
      {
        "number": "9",
        "name": "PB5",
        "type": "bidirectional",
        "description": "PORTB pin 5 with alternate USART3 RxD and TCA0 WO5, and TCB3 WO."
      },
      {
        "number": "10",
        "name": "PC0",
        "type": "bidirectional",
        "description": "PORTC pin 0 with USART1 TxD, TCB2 WO, CCL 1-IN0 and alternate SPI0 MOSI and TCA0 WO0."
      },
      {
        "number": "11",
        "name": "PC1",
        "type": "bidirectional",
        "description": "PORTC pin 1 with USART1 RxD, CCL 1-IN1 and alternate SPI0 MISO, TCA0 WO1 and TCB3 WO."
      },
      {
        "number": "12",
        "name": "PC2",
        "type": "bidirectional",
        "description": "PORTC pin 2 with TWI, USART1 XCK, EVOUTC, CCL 1-IN2 and alternate SPI0 SCK, TWI0 SDA (host/client) and TCA0 WO2."
      },
      {
        "number": "13",
        "name": "PC3",
        "type": "bidirectional",
        "description": "PORTC pin 3 with TWI, USART1 XDIR, CCL 1-OUT and alternate SPI0 SS, TWI0 SCL (host/client) and TCA0 WO3."
      },
      {
        "number": "14",
        "name": "VDD",
        "type": "power_in",
        "description": "Input supply voltage pin."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "16",
        "name": "PC4",
        "type": "bidirectional",
        "description": "PORTC pin 4 with alternate USART1 TxD and TCA0 WO4."
      },
      {
        "number": "17",
        "name": "PC5",
        "type": "bidirectional",
        "description": "PORTC pin 5 with alternate USART1 RxD and TCA0 WO5."
      },
      {
        "number": "18",
        "name": "PC6",
        "type": "bidirectional",
        "description": "PORTC pin 6 with alternate USART1 XCK and CCL 1-OUT."
      },
      {
        "number": "19",
        "name": "PC7",
        "type": "bidirectional",
        "description": "PORTC pin 7 with alternate USART1 XDIR and EVOUTC."
      },
      {
        "number": "20",
        "name": "PD0",
        "type": "bidirectional",
        "description": "PORTD pin 0 (AVDD domain GPIO) with ADC0 AIN0, CCL 2-IN0 and alternate TCA0 WO0."
      },
      {
        "number": "21",
        "name": "PD1",
        "type": "bidirectional",
        "description": "PORTD pin 1 (AVDD domain GPIO) with ADC0 AIN1, AC0 P3, CCL 2-IN1 and alternate TCA0 WO1."
      },
      {
        "number": "22",
        "name": "PD2",
        "type": "bidirectional",
        "description": "PORTD pin 2 (AVDD domain GPIO) with ADC0 AIN2, AC0 P0, EVOUTD, CCL 2-IN2 and alternate TCA0 WO2."
      },
      {
        "number": "23",
        "name": "PD3",
        "type": "bidirectional",
        "description": "PORTD pin 3 (AVDD domain GPIO) with ADC0 AIN3, AC0 N0, CCL 2-OUT and alternate TCA0 WO3."
      },
      {
        "number": "24",
        "name": "PD4",
        "type": "bidirectional",
        "description": "PORTD pin 4 (AVDD domain GPIO) with ADC0 AIN4, AC0 P1 and alternate TCA0 WO4."
      },
      {
        "number": "25",
        "name": "PD5",
        "type": "bidirectional",
        "description": "PORTD pin 5 (AVDD domain GPIO) with ADC0 AIN5, AC0 N1 and alternate TCA0 WO5."
      },
      {
        "number": "26",
        "name": "PD6",
        "type": "bidirectional",
        "description": "PORTD pin 6 (AVDD domain GPIO) with ADC0 AIN6, AC0 P2 and alternate CCL 2-OUT."
      },
      {
        "number": "27",
        "name": "PD7",
        "type": "bidirectional",
        "description": "PORTD pin 7 (AVDD domain GPIO) with VREFA external reference, ADC0 AIN7, AC0 N2 and alternate EVOUTD."
      },
      {
        "number": "28",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog input supply voltage pin for the AVDD power domain GPIO."
      },
      {
        "number": "29",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "30",
        "name": "PE0",
        "type": "bidirectional",
        "description": "PORTE pin 0 with ADC0 AIN8 and alternate SPI0 MOSI and TCA0 WO0."
      },
      {
        "number": "31",
        "name": "PE1",
        "type": "bidirectional",
        "description": "PORTE pin 1 with ADC0 AIN9 and alternate SPI0 MISO and TCA0 WO1."
      },
      {
        "number": "32",
        "name": "PE2",
        "type": "bidirectional",
        "description": "PORTE pin 2 with ADC0 AIN10, EVOUTE and alternate SPI0 SCK and TCA0 WO2."
      },
      {
        "number": "33",
        "name": "PE3",
        "type": "bidirectional",
        "description": "PORTE pin 3 with ADC0 AIN11 and alternate SPI0 SS and TCA0 WO3."
      },
      {
        "number": "34",
        "name": "PF0 (TOSC1)",
        "type": "bidirectional",
        "description": "PORTF pin 0 with TOSC1 crystal input, USART2 TxD, CCL 3-IN0 and alternate TCA0 WO0."
      },
      {
        "number": "35",
        "name": "PF1 (TOSC2)",
        "type": "bidirectional",
        "description": "PORTF pin 1 with TOSC2 crystal pin, USART2 RxD, CCL 3-IN1 and alternate TCA0 WO1."
      },
      {
        "number": "36",
        "name": "PF2",
        "type": "bidirectional",
        "description": "PORTF pin 2 with TWI, ADC0 AIN12, USART2 XCK, EVOUTF, CCL 3-IN2 and alternate TWI0 SDA (client) and TCA0 WO2."
      },
      {
        "number": "37",
        "name": "PF3",
        "type": "bidirectional",
        "description": "PORTF pin 3 with TWI, ADC0 AIN13, USART2 XDIR, CCL 3-OUT and alternate TWI0 SCL (client) and TCA0 WO3."
      },
      {
        "number": "38",
        "name": "PF4",
        "type": "bidirectional",
        "description": "PORTF pin 4 with ADC0 AIN14 and alternate USART2 TxD, TCA0 WO4 and TCB0 WO."
      },
      {
        "number": "39",
        "name": "PF5",
        "type": "bidirectional",
        "description": "PORTF pin 5 with ADC0 AIN15 and alternate USART2 RxD, TCA0 WO5 and TCB1 WO."
      },
      {
        "number": "40",
        "name": "PF6 (RESET)",
        "type": "bidirectional",
        "description": "PORTF pin 6, configurable by the RSTPINCFG fuse as GPIO or as the RESET pin, with alternate USART2 XCK and CCL 3-OUT."
      },
      {
        "number": "41",
        "name": "UPDI",
        "type": "bidirectional",
        "description": "Unified Program and Debug Interface pin used for programming and debug."
      },
      {
        "number": "42",
        "name": "VDD",
        "type": "power_in",
        "description": "Input supply voltage pin."
      },
      {
        "number": "43",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "44",
        "name": "PA0 (EXTCLK)",
        "type": "bidirectional",
        "description": "PORTA pin 0 (VDD domain GPIO) with EXTCLK external clock input, USART0 TxD and TCA0 WO0, CCL 0-IN0."
      },
      {
        "number": "45",
        "name": "PA1",
        "type": "bidirectional",
        "description": "PORTA pin 1 (VDD domain GPIO) with USART0 RxD, TCA0 WO1 and CCL 0-IN1."
      },
      {
        "number": "46",
        "name": "PA2",
        "type": "bidirectional",
        "description": "PORTA pin 2 (VDD domain GPIO) with TWI, USART0 XCK, TWI0 SDA (host/client), TCA0 WO2, TCB0 WO, EVOUTA and CCL 0-IN2."
      },
      {
        "number": "47",
        "name": "PA3",
        "type": "bidirectional",
        "description": "PORTA pin 3 (VDD domain GPIO) with TWI, USART0 XDIR, TWI0 SCL (host/client), TCA0 WO3, TCB1 WO and CCL 0-OUT."
      },
      {
        "number": "48",
        "name": "PA4",
        "type": "bidirectional",
        "description": "PORTA pin 4 (VDD domain GPIO) with alternate USART0 TxD, SPI0 MOSI and TCA0 WO4."
      }
    ],
    "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 pin-number-to-name mapping comes from the TQFP48 column of the I/O multiplexing table (pages 18-; Pin types are inferred: GPIO pins are bidirectional, and UPDI and PF6/RESET are also set to bidirect; The AVDD supply description is inferred from the legend and the 'GPIO on AVDD power domain' wording,"
        ],
        "pages_sent": 102,
        "cost_usd": 0.6482,
        "at": "2026-10-26T18:52:51"
      },
      "datasheet": {
        "url": "https://ww1.microchip.com/downloads/aemDocuments/documents/MCU08/ProductDocuments/DataSheets/ATmega808-09-1608-09-DataSheet-DS40002172C.pdf",
        "pages": 552,
        "sha256": "e4bbeee766cda6b4",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 48,
        "described": 48,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "atmega809-afr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9,
          9,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "14ca7676e4932e92f0eca0c6d56ce3018cd28a2531204a70ab7bbacb3eeb3cf5",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "atmega809-afr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "4ff8afb5aee4c63a43b78bd65094f4af8cd637141160c7a4fb7369349727162d",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "TQFP-48(7x7)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "48"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "e4bbeee766cda6b43db205e48607d2df59a200495ddec19b293ce36db621e8ef",
      "rows": [
        {
          "name": "Supply Voltage",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": 5.5,
          "conditions": "ATmega809-AFR ordering table, supply voltage 1.8-5.5V",
          "source_page": 520,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "ATmega809-AFR ordering table, -40°C to +125°C",
          "source_page": 520,
          "source": "datasheet"
        },
        {
          "name": "Max. CPU Speed",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "MHz",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "ATmega809-AFR ordering table",
          "source_page": 520,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "atmega809-afr"
  ],
  "discovery_pitch": "ATMEGA809-AFR (Microchip Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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    "atmega809-afr-hero.glb",
    "atmega809-afr-hero.overlay.json",
    "atmega809-afr-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}