ATMEGA1609-AFR

{
  "schema_version": 1,
  "type": "component",
  "slug": "atmega1609-afr",
  "title": "ATMEGA1609-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",
    "single chip microcomputer-microcontroller",
    "atmega1609-afr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ATMEGA1609-AFR",
    "manufacturer": "Microchip Tech",
    "package": "TQFP-48(7x7)",
    "pin_count": 48,
    "category": "Single Chip Microcomputer/Microcontroller",
    "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": "atmega1609-afr.kicad_sym",
      "footprint": "atmega1609-afr.kicad_mod",
      "model_3d": "atmega1609-afr-hero.glb",
      "model_3d_plain": "atmega1609-afr-etched.glb",
      "model_3d_step": "atmega1609-afr-etched.step",
      "model_3d_step_plain": "atmega1609-afr.step",
      "lbr": "atmega1609-afr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2054077",
      "digikey": "ATMEGA1609-AFRTR-ND",
      "mouser": "579-ATMEGA1609-AFR"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T16:45:05Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "ATMEGA1609-AFRTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "579-ATMEGA1609-AFR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PA5",
        "type": "bidirectional",
        "description": "PORTA I/O pin PA5 with alternate functions USART0 RxD (alternate position), SPI0 MISO and TCA0 WO5; it can be used as an event input and external interrupt source."
      },
      {
        "number": "2",
        "name": "PA6",
        "type": "bidirectional",
        "description": "PORTA I/O pin PA6 with alternate functions USART0 XCK (alternate position), SPI0 SCK and CCL-LUT0 OUT (alternate position)."
      },
      {
        "number": "3",
        "name": "PA7",
        "type": "bidirectional",
        "description": "PORTA I/O pin PA7 with alternate functions CLKOUT, AC0 OUT, USART0 XDIR (alternate position), SPI0 SS and EVSYS EVOUTA (alternate position)."
      },
      {
        "number": "4",
        "name": "PB0",
        "type": "bidirectional",
        "description": "PORTB I/O pin PB0 with alternate functions USART3 TxD and TCA0 WO0 (alternate position)."
      },
      {
        "number": "5",
        "name": "PB1",
        "type": "bidirectional",
        "description": "PORTB I/O pin PB1 with alternate functions USART3 RxD and TCA0 WO1 (alternate position)."
      },
      {
        "number": "6",
        "name": "PB2",
        "type": "bidirectional",
        "description": "PORTB I/O pin PB2 with alternate functions USART3 XCK, TCA0 WO2 (alternate position) and EVSYS EVOUTB."
      },
      {
        "number": "7",
        "name": "PB3",
        "type": "bidirectional",
        "description": "PORTB I/O pin PB3 with alternate functions USART3 XDIR and TCA0 WO3 (alternate position)."
      },
      {
        "number": "8",
        "name": "PB4",
        "type": "bidirectional",
        "description": "PORTB I/O pin PB4 with alternate functions USART3 TxD (alternate position), TCA0 WO4 (alternate position) and TCB2 WO (alternate position)."
      },
      {
        "number": "9",
        "name": "PB5",
        "type": "bidirectional",
        "description": "PORTB I/O pin PB5 with alternate functions USART3 RxD (alternate position), TCA0 WO5 (alternate position) and TCB3 WO."
      },
      {
        "number": "10",
        "name": "PC0",
        "type": "bidirectional",
        "description": "PORTC I/O pin PC0 with alternate functions USART1 TxD, SPI0 MOSI (alternate position), TCA0 WO0 (alternate position), TCB2 WO and CCL-LUT1 IN0."
      },
      {
        "number": "11",
        "name": "PC1",
        "type": "bidirectional",
        "description": "PORTC I/O pin PC1 with alternate functions USART1 RxD, SPI0 MISO (alternate position), TCA0 WO1 (alternate position), TCB3 WO (alternate position) and CCL-LUT1 IN1."
      },
      {
        "number": "12",
        "name": "PC2",
        "type": "bidirectional",
        "description": "PORTC I/O pin PC2 with alternate functions TWI SDA in host mode (alternate position), USART1 XCK, SPI0 SCK (alternate position), TCA0 WO2 (alternate position), EVSYS EVOUTC and CCL-LUT1 IN2."
      },
      {
        "number": "13",
        "name": "PC3",
        "type": "bidirectional",
        "description": "PORTC I/O pin PC3 with alternate functions TWI SCL in host mode (alternate position), USART1 XDIR, SPI0 SS (alternate position), TCA0 WO3 (alternate position) and CCL-LUT1 OUT."
      },
      {
        "number": "14",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive digital supply pin; the device operates from 1.8 V to 5.5 V."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the device."
      },
      {
        "number": "16",
        "name": "PC4",
        "type": "bidirectional",
        "description": "PORTC I/O pin PC4 with alternate functions USART1 TxD (alternate position) and TCA0 WO4 (alternate position)."
      },
      {
        "number": "17",
        "name": "PC5",
        "type": "bidirectional",
        "description": "PORTC I/O pin PC5 with alternate functions USART1 RxD (alternate position) and TCA0 WO5 (alternate position)."
      },
      {
        "number": "18",
        "name": "PC6",
        "type": "bidirectional",
        "description": "PORTC I/O pin PC6 with alternate functions USART1 XCK (alternate position) and CCL-LUT1 OUT (alternate position)."
      },
      {
        "number": "19",
        "name": "PC7",
        "type": "bidirectional",
        "description": "PORTC I/O pin PC7 with alternate functions USART1 XDIR (alternate position) and EVSYS EVOUTC (alternate position)."
      },
      {
        "number": "20",
        "name": "PD0",
        "type": "bidirectional",
        "description": "PORTD I/O pin PD0 with analog input AIN0, TCA0 WO0 (alternate position) and CCL-LUT2 IN0."
      },
      {
        "number": "21",
        "name": "PD1",
        "type": "bidirectional",
        "description": "PORTD I/O pin PD1 with analog input AIN1, AC0 positive input P3, TCA0 WO1 (alternate position) and CCL-LUT2 IN1."
      },
      {
        "number": "22",
        "name": "PD2",
        "type": "bidirectional",
        "description": "PORTD I/O pin PD2 with analog input AIN2, AC0 positive input P0, TCA0 WO2 (alternate position), EVSYS EVOUTD and CCL-LUT2 IN2."
      },
      {
        "number": "23",
        "name": "PD3",
        "type": "bidirectional",
        "description": "PORTD I/O pin PD3 with analog input AIN3, AC0 negative input N0, TCA0 WO3 (alternate position) and CCL-LUT2 OUT."
      },
      {
        "number": "24",
        "name": "PD4",
        "type": "bidirectional",
        "description": "PORTD I/O pin PD4 with analog input AIN4, AC0 positive input P1 and TCA0 WO4 (alternate position)."
      },
      {
        "number": "25",
        "name": "PD5",
        "type": "bidirectional",
        "description": "PORTD I/O pin PD5 with analog input AIN5, AC0 negative input N1 and TCA0 WO5 (alternate position)."
      },
      {
        "number": "26",
        "name": "PD6",
        "type": "bidirectional",
        "description": "PORTD I/O pin PD6 with analog input AIN6, AC0 positive input P2 and CCL-LUT2 OUT (alternate position)."
      },
      {
        "number": "27",
        "name": "PD7",
        "type": "bidirectional",
        "description": "PORTD I/O pin PD7 with analog input AIN7, AC0 negative input N2, the external ADC voltage reference VREFA and EVSYS EVOUTD (alternate position)."
      },
      {
        "number": "28",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog supply pin for the analog peripherals of the device."
      },
      {
        "number": "29",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the device."
      },
      {
        "number": "30",
        "name": "PE0",
        "type": "bidirectional",
        "description": "PORTE I/O pin PE0 with analog input AIN8, SPI0 MOSI (alternate position) and TCA0 WO0 (alternate position)."
      },
      {
        "number": "31",
        "name": "PE1",
        "type": "bidirectional",
        "description": "PORTE I/O pin PE1 with analog input AIN9, SPI0 MISO (alternate position) and TCA0 WO1 (alternate position)."
      },
      {
        "number": "32",
        "name": "PE2",
        "type": "bidirectional",
        "description": "PORTE I/O pin PE2 with analog input AIN10, SPI0 SCK (alternate position), TCA0 WO2 (alternate position) and EVSYS EVOUTE."
      },
      {
        "number": "33",
        "name": "PE3",
        "type": "bidirectional",
        "description": "PORTE I/O pin PE3 with analog input AIN11, SPI0 SS (alternate position) and TCA0 WO3 (alternate position)."
      },
      {
        "number": "34",
        "name": "PF0 (TOSC1)",
        "type": "input",
        "description": "Crystal oscillator input TOSC1 (also PORTF I/O pin PF0) with USART2 TxD, TCA0 WO0 (alternate position) and CCL-LUT3 IN0."
      },
      {
        "number": "35",
        "name": "PF1 (TOSC2)",
        "type": "output",
        "description": "Crystal oscillator output TOSC2 (also PORTF I/O pin PF1) with USART2 RxD, TCA0 WO1 (alternate position) and CCL-LUT3 IN1."
      },
      {
        "number": "36",
        "name": "PF2",
        "type": "bidirectional",
        "description": "PORTF I/O pin PF2 with TWI SDA in client mode (alternate position), analog input AIN12, USART2 XCK (alternate position), TCA0 WO2 (alternate position), EVSYS EVOUTF and CCL-LUT3 IN2."
      },
      {
        "number": "37",
        "name": "PF3",
        "type": "bidirectional",
        "description": "PORTF I/O pin PF3 with TWI SCL in client mode (alternate position), analog input AIN13, USART2 XDIR (alternate position), TCA0 WO3 (alternate position) and CCL-LUT3 OUT."
      },
      {
        "number": "38",
        "name": "PF4",
        "type": "bidirectional",
        "description": "PORTF I/O pin PF4 with analog input AIN14, USART2 TxD (alternate position), TCA0 WO4 (alternate position) and TCB0 WO (alternate position)."
      },
      {
        "number": "39",
        "name": "PF5",
        "type": "bidirectional",
        "description": "PORTF I/O pin PF5 with analog input AIN15, USART2 RxD (alternate position), TCA0 WO5 (alternate position) and TCB1 WO (alternate position)."
      },
      {
        "number": "40",
        "name": "PF6 (RESET)",
        "type": "input",
        "description": "Port F I/O pin PF6 that serves as the RESET pin when the RSTPINCFG fuse selects RESET (otherwise GPIO), with USART2 XCK (alternate position) and CCL-LUT3 OUT (alternate position)."
      },
      {
        "number": "41",
        "name": "UPDI",
        "type": "bidirectional",
        "description": "Unified Program and Debug Interface pin used for programming and debugging the device."
      },
      {
        "number": "42",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive digital supply pin; the device operates from 1.8 V to 5.5 V."
      },
      {
        "number": "43",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the device."
      },
      {
        "number": "44",
        "name": "PA0 (EXTCLK)",
        "type": "bidirectional",
        "description": "PORTA I/O pin PA0 that can also serve as the external clock input EXTCLK, with USART0 TxD, TCA0 WO0 and CCL-LUT0 IN0."
      },
      {
        "number": "45",
        "name": "PA1",
        "type": "bidirectional",
        "description": "PORTA I/O pin PA1 with USART0 RxD, TCA0 WO1 and CCL-LUT0 IN1."
      },
      {
        "number": "46",
        "name": "PA2",
        "type": "bidirectional",
        "description": "PORTA I/O pin PA2 with TWI SDA in host mode, USART0 XCK, TCA0 WO2, TCB0 WO, EVSYS EVOUTA and CCL-LUT0 IN2."
      },
      {
        "number": "47",
        "name": "PA3",
        "type": "bidirectional",
        "description": "PORTA I/O pin PA3 with TWI SCL in host mode, USART0 XDIR, TCA0 WO3, TCB1 WO and CCL-LUT0 OUT."
      },
      {
        "number": "48",
        "name": "PA4",
        "type": "bidirectional",
        "description": "PORTA I/O pin PA4 with USART0 TxD (alternate position), 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-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin-to-name mapping was taken from the 'Multiplexed Signals' table (pages 18-19), which lists TQFP48; Per-pin power domain (VDD vs AVDD GPIO) is shown only by colour in the pin diagram, which is not rec; Pins PF6 and PA0/EXTCLK are dual-function: PF6 is RESET only when fuse SYSCFG0.RSTPINCFG = 1 (otherw"
        ],
        "pages_sent": 102,
        "cost_usd": 0.3583,
        "at": "2026-10-28T16:44:53"
      },
      "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": "mfr"
      },
      "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"
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    "models_3d": [
      {
        "file": "atmega1609-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": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "atmega1609-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": "3e2948e8469f0e01e562a6a1c14c4540238a15646e4ace5de21caa5f7528a282",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "TQFP-48(7x7)",
      "Category": "Single Chip Microcomputer/Microcontroller",
      "Pins": "48"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "e4bbeee766cda6b43db205e48607d2df59a200495ddec19b293ce36db621e8ef",
      "rows": [
        {
          "name": "Supply voltage range (ordering table)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 520,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range (ordering table, -AF/-AFR grade)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 520,
          "source": "datasheet"
        },
        {
          "name": "Max. CPU speed (ordering table)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "MHz",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 520,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "breadcrumbs",
    "info"
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  "discovery_triggers": [
    "atmega1609-afr"
  ],
  "discovery_pitch": "ATMEGA1609-AFR (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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    "atmega1609-afr-etched.glb"
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  "visibility": {
    "public": true
  }
}