ATMEGA4808-MFR

{
  "schema_version": 1,
  "type": "component",
  "slug": "atmega4808-mfr",
  "title": "ATMEGA4808-MFR",
  "brief": "Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), VQFN-32-EP(5x5). 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",
    "single chip microcomputer-microcontroller",
    "atmega4808-mfr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ATMEGA4808-MFR",
    "manufacturer": "Microchip Tech",
    "package": "VQFN-32-EP(5x5)",
    "pin_count": 33,
    "category": "Single Chip Microcomputer/Microcontroller",
    "subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
    "datasheet": "https://ww1.microchip.com/downloads/en/DeviceDoc/ATmega4808-09-DataSheet-DS40002173C.pdf",
    "parts": {
      "symbol": "atmega4808-mfr.kicad_sym",
      "footprint": "atmega4808-mfr.kicad_mod",
      "model_3d": "atmega4808-mfr-hero.glb",
      "model_3d_plain": "atmega4808-mfr-etched.glb",
      "model_3d_step": "atmega4808-mfr-etched.step",
      "model_3d_step_plain": "atmega4808-mfr.step",
      "lbr": "atmega4808-mfr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2053042",
      "digikey": "ATMEGA4808-MFRTR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T09:44:20Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "ATMEGA4808-MFRTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PA3",
        "type": "bidirectional",
        "description": "PORTA pin 3 general-purpose I/O with TWI0 SCL (host), USART0 XDIR, TCA0 WO3, TCB1 WO and CCL LUT0-OUT alternate functions."
      },
      {
        "number": "2",
        "name": "PA4",
        "type": "bidirectional",
        "description": "PORTA pin 4 general-purpose I/O with SPI0 MOSI and TCA0 WO4 functions, plus USART0 TxD on the alternate pin position."
      },
      {
        "number": "3",
        "name": "PA5",
        "type": "bidirectional",
        "description": "PORTA pin 5 general-purpose I/O with SPI0 MISO and TCA0 WO5 functions, plus USART0 RxD on the alternate pin position."
      },
      {
        "number": "4",
        "name": "PA6",
        "type": "bidirectional",
        "description": "PORTA pin 6 general-purpose I/O with SPI0 SCK function, plus USART0 XCK and CCL LUT0-OUT on the alternate pin position."
      },
      {
        "number": "5",
        "name": "PA7",
        "type": "bidirectional",
        "description": "PORTA pin 7 general-purpose I/O with CLKOUT, analog comparator AC0 OUT and SPI0 SS functions, plus USART0 XDIR and EVOUTA on the alternate pin position."
      },
      {
        "number": "6",
        "name": "PC0",
        "type": "bidirectional",
        "description": "PORTC pin 0 general-purpose I/O with USART1 TxD, TCB2 WO and CCL LUT1-IN0 functions."
      },
      {
        "number": "7",
        "name": "PC1",
        "type": "bidirectional",
        "description": "PORTC pin 1 general-purpose I/O with USART1 RxD, TCB3 WO and CCL LUT1-IN1 functions."
      },
      {
        "number": "8",
        "name": "PC2",
        "type": "bidirectional",
        "description": "PORTC pin 2 general-purpose I/O with TWI0 SDA (host), USART1 XCK, EVOUTC and CCL LUT1-IN2 functions."
      },
      {
        "number": "9",
        "name": "PC3",
        "type": "bidirectional",
        "description": "PORTC pin 3 general-purpose I/O with TWI0 SCL (host), USART1 XDIR and CCL LUT1-OUT functions."
      },
      {
        "number": "10",
        "name": "PD0",
        "type": "bidirectional",
        "description": "PORTD pin 0 general-purpose I/O with ADC0 input AIN0 and CCL LUT2-IN0 functions."
      },
      {
        "number": "11",
        "name": "PD1",
        "type": "bidirectional",
        "description": "PORTD pin 1 general-purpose I/O with ADC0 input AIN1, AC0 positive input P3 and CCL LUT2-IN1 functions."
      },
      {
        "number": "12",
        "name": "PD2",
        "type": "bidirectional",
        "description": "PORTD pin 2 general-purpose I/O with ADC0 input AIN2, AC0 positive input P0, EVOUTD and CCL LUT2-IN2 functions."
      },
      {
        "number": "13",
        "name": "PD3",
        "type": "bidirectional",
        "description": "PORTD pin 3 general-purpose I/O with ADC0 input AIN3, AC0 negative input N0 and CCL LUT2-OUT functions."
      },
      {
        "number": "14",
        "name": "PD4",
        "type": "bidirectional",
        "description": "PORTD pin 4 general-purpose I/O with ADC0 input AIN4 and AC0 positive input P1."
      },
      {
        "number": "15",
        "name": "PD5",
        "type": "bidirectional",
        "description": "PORTD pin 5 general-purpose I/O with ADC0 input AIN5 and AC0 negative input N1."
      },
      {
        "number": "16",
        "name": "PD6",
        "type": "bidirectional",
        "description": "PORTD pin 6 general-purpose I/O with ADC0 input AIN6 and AC0 positive input P2."
      },
      {
        "number": "17",
        "name": "PD7",
        "type": "bidirectional",
        "description": "PORTD pin 7 general-purpose I/O with VREFA external reference input, ADC0 input AIN7, AC0 negative input N2 and EVOUTD on the alternate pin position."
      },
      {
        "number": "18",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog supply input for the AVDD power domain GPIO (PD0-PD7) and analog functions."
      },
      {
        "number": "19",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "20",
        "name": "PF0",
        "type": "bidirectional",
        "description": "PORTF pin 0 general-purpose I/O with TOSC1 crystal oscillator connection, USART2 TxD and CCL LUT3-IN0 functions."
      },
      {
        "number": "21",
        "name": "PF1",
        "type": "bidirectional",
        "description": "PORTF pin 1 general-purpose I/O with TOSC2 crystal oscillator connection, USART2 RxD and CCL LUT3-IN1 functions."
      },
      {
        "number": "22",
        "name": "PF2",
        "type": "bidirectional",
        "description": "PORTF pin 2 general-purpose I/O with TWI0 SDA (client), ADC0 input AIN12, USART2 XCK, EVOUTF and CCL LUT3-IN2 functions."
      },
      {
        "number": "23",
        "name": "PF3",
        "type": "bidirectional",
        "description": "PORTF pin 3 general-purpose I/O with TWI0 SCL (client), ADC0 input AIN13, USART2 XDIR and CCL LUT3-OUT functions."
      },
      {
        "number": "24",
        "name": "PF4",
        "type": "bidirectional",
        "description": "PORTF pin 4 general-purpose I/O with ADC0 input AIN14, plus USART2 TxD, TCA0 WO4 and TCB0 WO on the alternate pin position."
      },
      {
        "number": "25",
        "name": "PF5",
        "type": "bidirectional",
        "description": "PORTF pin 5 general-purpose I/O with ADC0 input AIN15, plus USART2 RxD, TCA0 WO5 and TCB1 WO on the alternate pin position."
      },
      {
        "number": "26",
        "name": "PF6",
        "type": "bidirectional",
        "description": "PORTF pin 6 that works as the RESET pin or as a general-purpose I/O depending on the RSTPINCFG fuse, with USART2 XCK and CCL LUT3-OUT on the alternate pin position."
      },
      {
        "number": "27",
        "name": "UPDI",
        "type": "bidirectional",
        "description": "Unified Program and Debug Interface pin used for programming and debugging."
      },
      {
        "number": "28",
        "name": "VDD",
        "type": "power_in",
        "description": "Input supply voltage (1.8-5.5V for this ordering code)."
      },
      {
        "number": "29",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "30",
        "name": "PA0",
        "type": "bidirectional",
        "description": "PORTA pin 0 general-purpose I/O with EXTCLK external clock input, USART0 TxD, TCA0 WO0 and CCL LUT0-IN0 functions."
      },
      {
        "number": "31",
        "name": "PA1",
        "type": "bidirectional",
        "description": "PORTA pin 1 general-purpose I/O with USART0 RxD, TCA0 WO1 and CCL LUT0-IN1 functions."
      },
      {
        "number": "32",
        "name": "PA2",
        "type": "bidirectional",
        "description": "PORTA pin 2 general-purpose I/O with TWI0 SDA (host), USART0 XCK, TCA0 WO2, TCB0 WO, EVOUTA and CCL LUT0-IN2 functions."
      },
      {
        "number": "33",
        "name": "EP",
        "type": "passive",
        "description": "Center exposed pad that can be connected to PCB ground or left electrically unconnected; solder or glue it to the board for mechanical stability."
      }
    ],
    "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 32-pin pinout drawing on page 15 gives labels without a usable pin-number mapping in the text. P; The exposed pad has no pin number in the datasheet. The label 'EP' and the passive type are assumed.; The datasheet does not give electrical pin types. Types were assigned by function. PF6 (RESET) and U"
        ],
        "pages_sent": 109,
        "cost_usd": 0.6613,
        "at": "2026-10-27T09:44:05"
      },
      "datasheet": {
        "url": "https://ww1.microchip.com/downloads/en/DeviceDoc/ATmega4808-09-DataSheet-DS40002173C.pdf",
        "pages": 560,
        "sha256": "a1755e46625fa50b",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 33,
        "described": 33,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "atmega4808-mfr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5,
          5,
          0.875
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "5fa713ea46b36980895812ed853577889b7cb06d275041a39b99bc0be305dc79",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "atmega4808-mfr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f1c794158533eb65a576bd271b6c36e4e93ffc13b282a1fb989faa7218d20d0c",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "VQFN-32-EP(5x5)",
      "Category": "Single Chip Microcomputer/Microcontroller",
      "Pins": "33"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "a1755e46625fa50b5857e43891bf7894e4f2a109964178d668f5851a4e3c31a8",
      "rows": [
        {
          "name": "Supply Voltage",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": 5.5,
          "conditions": "ATmega4808-MFR ordering option, 1.8-5.5V",
          "source_page": 521,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "ATmega4808-MFR ordering option, -40°C to +125°C",
          "source_page": 521,
          "source": "datasheet"
        },
        {
          "name": "Maximum CPU Speed",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "MHz",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "ATmega4808-MFR ordering option",
          "source_page": 521,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "atmega4808-mfr"
  ],
  "discovery_pitch": "ATMEGA4808-MFR (Microchip Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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  "visibility": {
    "public": true
  }
}