ATMEGA162-16AU

{
  "schema_version": 1,
  "type": "component",
  "slug": "atmega162-16au",
  "title": "ATMEGA162-16AU",
  "brief": "Microchip Tech ATMEL & AVR, TQFP-44(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",
    "atmega162-16au",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ATMEGA162-16AU",
    "manufacturer": "Microchip Tech",
    "package": "TQFP-44(10x10)",
    "pin_count": 44,
    "category": "Embedded Processors & Controllers",
    "subcategory": "ATMEL & AVR",
    "datasheet": "https://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-2513-8-bit-AVR-Microntroller-ATmega162_Datasheet-Summary.pdf",
    "parts": {
      "symbol": "atmega162-16au.kicad_sym",
      "footprint": "atmega162-16au.kicad_mod",
      "model_3d": "atmega162-16au-hero.glb",
      "model_3d_plain": "atmega162-16au-etched.glb",
      "model_3d_step": "atmega162-16au-etched.step",
      "model_3d_step_plain": "atmega162-16au.step",
      "lbr": "atmega162-16au.lbr"
    },
    "distributor_links": {
      "lcsc": "C8722",
      "digikey": "ATMEGA162-16AU-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T22:22:13Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "ATMEGA162-16AU-ND",
        "status": "found"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PB5",
        "type": "bidirectional",
        "description": "Port B bit 5, 8-bit bidirectional I/O with selectable internal pull-up; alternate function MOSI (SPI)."
      },
      {
        "number": "2",
        "name": "PB6",
        "type": "bidirectional",
        "description": "Port B bit 6, bidirectional I/O with selectable internal pull-up; alternate function MISO (SPI)."
      },
      {
        "number": "3",
        "name": "PB7",
        "type": "bidirectional",
        "description": "Port B bit 7, bidirectional I/O with selectable internal pull-up; alternate function SCK (SPI)."
      },
      {
        "number": "4",
        "name": "RESET",
        "type": "input",
        "description": "Reset input; a low level longer than the minimum pulse length generates a Reset even if the clock is not running."
      },
      {
        "number": "5",
        "name": "PD0",
        "type": "bidirectional",
        "description": "Port D bit 0, bidirectional I/O with selectable internal pull-up; alternate function RXD0 (USART0)."
      },
      {
        "number": "6",
        "name": "VCC",
        "type": "power_in",
        "description": "Digital supply voltage (2.7 - 5.5V for ATmega162)."
      },
      {
        "number": "7",
        "name": "PD1",
        "type": "bidirectional",
        "description": "Port D bit 1, bidirectional I/O with selectable internal pull-up; alternate function TXD0 (USART0)."
      },
      {
        "number": "8",
        "name": "PD2",
        "type": "bidirectional",
        "description": "Port D bit 2, bidirectional I/O with selectable internal pull-up; alternate functions INT0 and XCK1."
      },
      {
        "number": "9",
        "name": "PD3",
        "type": "bidirectional",
        "description": "Port D bit 3, bidirectional I/O with selectable internal pull-up; alternate functions INT1 and ICP3."
      },
      {
        "number": "10",
        "name": "PD4",
        "type": "bidirectional",
        "description": "Port D bit 4, bidirectional I/O with selectable internal pull-up; alternate functions TOSC1, XCK0 and OC3A."
      },
      {
        "number": "11",
        "name": "PD5",
        "type": "bidirectional",
        "description": "Port D bit 5, bidirectional I/O with selectable internal pull-up; alternate functions OC1A and TOSC2."
      },
      {
        "number": "12",
        "name": "PD6",
        "type": "bidirectional",
        "description": "Port D bit 6, bidirectional I/O with selectable internal pull-up; alternate function WR (external memory write strobe)."
      },
      {
        "number": "13",
        "name": "PD7",
        "type": "bidirectional",
        "description": "Port D bit 7, bidirectional I/O with selectable internal pull-up; alternate function RD (external memory read strobe)."
      },
      {
        "number": "14",
        "name": "XTAL2",
        "type": "output",
        "description": "Output from the inverting oscillator amplifier."
      },
      {
        "number": "15",
        "name": "XTAL1",
        "type": "input",
        "description": "Input to the inverting oscillator amplifier and input to the internal clock operating circuit."
      },
      {
        "number": "16",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "17",
        "name": "VCC",
        "type": "power_in",
        "description": "Digital supply voltage (2.7 - 5.5V for ATmega162)."
      },
      {
        "number": "18",
        "name": "PC0",
        "type": "bidirectional",
        "description": "Port C bit 0, bidirectional I/O with selectable internal pull-up; alternate functions A8 and PCINT8."
      },
      {
        "number": "19",
        "name": "PC1",
        "type": "bidirectional",
        "description": "Port C bit 1, bidirectional I/O with selectable internal pull-up; alternate functions A9 and PCINT9."
      },
      {
        "number": "20",
        "name": "PC2",
        "type": "bidirectional",
        "description": "Port C bit 2, bidirectional I/O with selectable internal pull-up; alternate functions A10 and PCINT10."
      },
      {
        "number": "21",
        "name": "PC3",
        "type": "bidirectional",
        "description": "Port C bit 3, bidirectional I/O with selectable internal pull-up; alternate functions A11 and PCINT11."
      },
      {
        "number": "22",
        "name": "PC4",
        "type": "bidirectional",
        "description": "Port C bit 4, bidirectional I/O; alternate functions TCK (JTAG), A12 and PCINT12; pull-up stays active during Reset if JTAG is enabled."
      },
      {
        "number": "23",
        "name": "PC5",
        "type": "bidirectional",
        "description": "Port C bit 5, bidirectional I/O; alternate functions TMS (JTAG), A13 and PCINT13; pull-up stays active during Reset if JTAG is enabled."
      },
      {
        "number": "24",
        "name": "PC6",
        "type": "bidirectional",
        "description": "Port C bit 6, bidirectional I/O with selectable internal pull-up; alternate functions TDO (JTAG), A14 and PCINT14."
      },
      {
        "number": "25",
        "name": "PC7",
        "type": "bidirectional",
        "description": "Port C bit 7, bidirectional I/O; alternate functions TDI (JTAG), A15 and PCINT15; pull-up stays active during Reset if JTAG is enabled."
      },
      {
        "number": "26",
        "name": "PE2",
        "type": "bidirectional",
        "description": "Port E bit 2, 3-bit port bidirectional I/O with selectable internal pull-up; alternate function OC1B."
      },
      {
        "number": "27",
        "name": "PE1",
        "type": "bidirectional",
        "description": "Port E bit 1, bidirectional I/O with selectable internal pull-up; alternate function ALE (external memory address latch enable)."
      },
      {
        "number": "28",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "29",
        "name": "PE0",
        "type": "bidirectional",
        "description": "Port E bit 0, bidirectional I/O with selectable internal pull-up; alternate functions ICP1 and INT2."
      },
      {
        "number": "30",
        "name": "PA7",
        "type": "bidirectional",
        "description": "Port A bit 7, bidirectional I/O with selectable internal pull-up; alternate functions AD7 and PCINT7."
      },
      {
        "number": "31",
        "name": "PA6",
        "type": "bidirectional",
        "description": "Port A bit 6, bidirectional I/O with selectable internal pull-up; alternate functions AD6 and PCINT6."
      },
      {
        "number": "32",
        "name": "PA5",
        "type": "bidirectional",
        "description": "Port A bit 5, bidirectional I/O with selectable internal pull-up; alternate functions AD5 and PCINT5."
      },
      {
        "number": "33",
        "name": "PA4",
        "type": "bidirectional",
        "description": "Port A bit 4, bidirectional I/O with selectable internal pull-up; alternate functions AD4 and PCINT4."
      },
      {
        "number": "34",
        "name": "PA3",
        "type": "bidirectional",
        "description": "Port A bit 3, bidirectional I/O with selectable internal pull-up; alternate functions AD3 and PCINT3."
      },
      {
        "number": "35",
        "name": "PA2",
        "type": "bidirectional",
        "description": "Port A bit 2, bidirectional I/O with selectable internal pull-up; alternate functions AD2 and PCINT2."
      },
      {
        "number": "36",
        "name": "PA1",
        "type": "bidirectional",
        "description": "Port A bit 1, bidirectional I/O with selectable internal pull-up; alternate functions AD1 and PCINT1."
      },
      {
        "number": "37",
        "name": "PA0",
        "type": "bidirectional",
        "description": "Port A bit 0, bidirectional I/O with selectable internal pull-up; alternate functions AD0 and PCINT0."
      },
      {
        "number": "38",
        "name": "VCC",
        "type": "power_in",
        "description": "Digital supply voltage (2.7 - 5.5V for ATmega162)."
      },
      {
        "number": "39",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "40",
        "name": "PB0",
        "type": "bidirectional",
        "description": "Port B bit 0, bidirectional I/O with selectable internal pull-up; alternate functions OC0 and T0."
      },
      {
        "number": "41",
        "name": "PB1",
        "type": "bidirectional",
        "description": "Port B bit 1, bidirectional I/O with selectable internal pull-up; alternate functions OC2 and T1."
      },
      {
        "number": "42",
        "name": "PB2",
        "type": "bidirectional",
        "description": "Port B bit 2, bidirectional I/O with selectable internal pull-up; alternate functions RXD1 and AIN0."
      },
      {
        "number": "43",
        "name": "PB3",
        "type": "bidirectional",
        "description": "Port B bit 3, bidirectional I/O with selectable internal pull-up; alternate functions TXD1 and AIN1."
      },
      {
        "number": "44",
        "name": "PB4",
        "type": "bidirectional",
        "description": "Port B bit 4, bidirectional I/O with selectable internal pull-up; alternate functions SS and OC3B."
      }
    ],
    "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 TQFP pin numbers are not printed next to pin names in the extracted text of Figure 1. I inferred; The datasheet states the MLF bottom pad should be soldered to ground. That applies to the MLF packag",
          "7/44 pins cited to the wrong page (name found elsewhere): ['14:XTAL2@p6', '15:XTAL1@p6', '22:PC4@p5', '23:PC5@p5']"
        ],
        "pages_sent": 22,
        "cost_usd": 0.3014,
        "at": "2026-10-22T22:21:53"
      },
      "datasheet": {
        "url": "https://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-2513-8-bit-AVR-Microntroller-ATmega162_Datasheet-Summary.pdf",
        "pages": 22,
        "sha256": "16fae2a4368c194f",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 44,
        "described": 44,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "atmega162-16au.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12,
          12,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "61ecec1147f835d2c9d165c450b1c8d53e65b038f6ca1dac3066a2dfb1bbbb85",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "atmega162-16au-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "12aa79066a8d9de5981d7b6c556a4ad6ac695378446f36e35a5779e1ad663971",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "TQFP-44(10x10)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "44"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "16fae2a4368c194f502a9ac43b36ec241e6b4d19657d366a82cbd266cb213740",
      "rows": [
        {
          "name": "Operating Voltage",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.7,
          "typ": null,
          "max": 5.5,
          "conditions": "ATmega162",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Speed Grade",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "MHz",
          "min": 0,
          "typ": null,
          "max": 16,
          "conditions": "ATmega162, 2.7 - 5.5V",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "Industrial",
          "source_page": 14,
          "source": "datasheet"
        },
        {
          "name": "Package lead coplanarity",
          "symbol": "",
          "kind": "tolerance",
          "unit": "mm",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "44A TQFP",
          "source_page": 15,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
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  ],
  "discovery_triggers": [
    "atmega162-16au"
  ],
  "discovery_pitch": "ATMEGA162-16AU (Microchip Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "atmega162-16au-hero.overlay.json",
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  "visibility": {
    "public": true
  }
}