AT90USB162-16AU

{
  "schema_version": 1,
  "type": "component",
  "slug": "at90usb162-16au",
  "title": "AT90USB162-16AU",
  "brief": "Microchip Tech Pre-ordered MCUs, TQFP-32(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",
    "at90usb162-16au",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "AT90USB162-16AU",
    "manufacturer": "Microchip Tech",
    "package": "TQFP-32(7x7)",
    "pin_count": 32,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Pre-ordered MCUs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/b021e22fb3d7cc9da005562d2587fbf0.pdf",
    "parts": {
      "symbol": "at90usb162-16au.kicad_sym",
      "footprint": "at90usb162-16au.kicad_mod",
      "model_3d": "at90usb162-16au-hero.glb",
      "model_3d_plain": "at90usb162-16au-etched.glb",
      "model_3d_step": "at90usb162-16au-etched.step",
      "model_3d_step_plain": "at90usb162-16au.step",
      "lbr": "at90usb162-16au.lbr"
    },
    "distributor_links": {
      "lcsc": "C618722",
      "digikey": "AT90USB162-16AU-ND",
      "mouser": "556-A90USB162-16AU"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T00:51:28Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "AT90USB162-16AU-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "556-A90USB162-16AU",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "XTAL1",
        "type": "input",
        "description": "Input to the inverting oscillator amplifier and input to the internal clock operating circuit."
      },
      {
        "number": "2",
        "name": "XTAL2/PC0",
        "type": "bidirectional",
        "description": "Output from the inverting oscillator amplifier if enabled by fuse; also serves as generic I/O PC0."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Digital supply voltage."
      },
      {
        "number": "5",
        "name": "PC2/PCINT11",
        "type": "bidirectional",
        "description": "Port C bit 2 I/O with internal pull-up; alternate function pin change interrupt source 11."
      },
      {
        "number": "6",
        "name": "PD0/OC0B/INT0",
        "type": "bidirectional",
        "description": "Port D bit 0 I/O with pull-up; alternate function Timer0 output compare B output and external interrupt 0."
      },
      {
        "number": "7",
        "name": "PD1/AIN0/INT1",
        "type": "bidirectional",
        "description": "Port D bit 1 I/O with pull-up; alternate function analog comparator positive input and external interrupt 1."
      },
      {
        "number": "8",
        "name": "PD2/RXD1/AIN1/INT2",
        "type": "bidirectional",
        "description": "Port D bit 2 I/O with pull-up; alternate function USART1 receive data, analog comparator negative input and external interrupt 2."
      },
      {
        "number": "9",
        "name": "PD3/TXD1/INT3",
        "type": "bidirectional",
        "description": "Port D bit 3 I/O with pull-up; alternate function USART1 transmit data and external interrupt 3."
      },
      {
        "number": "10",
        "name": "PD4/INT5",
        "type": "bidirectional",
        "description": "Port D bit 4 I/O with pull-up; alternate function external interrupt 5."
      },
      {
        "number": "11",
        "name": "PD5/XCK1/PCINT12",
        "type": "bidirectional",
        "description": "Port D bit 5 I/O with pull-up; alternate function USART1 external clock and pin change interrupt 12."
      },
      {
        "number": "12",
        "name": "PD6/RTS/INT6",
        "type": "bidirectional",
        "description": "Port D bit 6 I/O with pull-up; alternate function USART1 receiver flow control (RTS) and external interrupt 6."
      },
      {
        "number": "13",
        "name": "PD7/CTS/HWB/T0/INT7",
        "type": "bidirectional",
        "description": "Port D bit 7 I/O with pull-up; alternate function USART1 transmitter flow control (CTS), hardware boot, Timer0 clock source and external interrupt 7."
      },
      {
        "number": "14",
        "name": "PB0/SS/PCINT0",
        "type": "bidirectional",
        "description": "Port B bit 0 I/O with pull-up; alternate function SPI slave select input and pin change interrupt 0."
      },
      {
        "number": "15",
        "name": "PB1/SCLK/PCINT1",
        "type": "bidirectional",
        "description": "Port B bit 1 I/O with pull-up; alternate function SPI serial clock, also serial programming clock, and pin change interrupt 1."
      },
      {
        "number": "16",
        "name": "PB2/PDI/MOSI/PCINT2",
        "type": "bidirectional",
        "description": "Port B bit 2 I/O with pull-up; alternate function SPI MOSI, programming data input and pin change interrupt 2."
      },
      {
        "number": "17",
        "name": "PB3/PDO/MISO/PCINT3",
        "type": "bidirectional",
        "description": "Port B bit 3 I/O with pull-up; alternate function SPI MISO, programming data output and pin change interrupt 3."
      },
      {
        "number": "18",
        "name": "PB4/T1/PCINT4",
        "type": "bidirectional",
        "description": "Port B bit 4 I/O with pull-up; alternate function Timer/Counter1 clock input and pin change interrupt 4."
      },
      {
        "number": "19",
        "name": "PB5/PCINT5",
        "type": "bidirectional",
        "description": "Port B bit 5 I/O with pull-up; alternate function pin change interrupt 5."
      },
      {
        "number": "20",
        "name": "PB6/PCINT6",
        "type": "bidirectional",
        "description": "Port B bit 6 I/O with pull-up; alternate function pin change interrupt 6."
      },
      {
        "number": "21",
        "name": "PB7/OC0A/OC1C/PCINT7",
        "type": "bidirectional",
        "description": "Port B bit 7 I/O with pull-up; alternate function Timer0 output compare A, Timer1 output compare C and pin change interrupt 7."
      },
      {
        "number": "22",
        "name": "PC7/ICP1/INT4/CLKO",
        "type": "bidirectional",
        "description": "Port C bit 7 I/O with pull-up; alternate function Timer1 input capture, external interrupt 4 and clock output if enabled by fuse."
      },
      {
        "number": "23",
        "name": "PC6/OC1A/PCINT8",
        "type": "bidirectional",
        "description": "Port C bit 6 I/O with pull-up; alternate function Timer1 output compare A and pin change interrupt 8."
      },
      {
        "number": "24",
        "name": "RESET/PC1/dW",
        "type": "bidirectional",
        "description": "Active-low reset input (a low level longer than the minimum pulse length generates a reset), alternatively debugWIRE channel or generic I/O depending on RSTDISBL and DWEN fuses."
      },
      {
        "number": "25",
        "name": "PC5/OC1B/PCINT9",
        "type": "bidirectional",
        "description": "Port C bit 5 I/O with pull-up; alternate function Timer1 output compare B and pin change interrupt 9."
      },
      {
        "number": "26",
        "name": "PC4/PCINT10",
        "type": "bidirectional",
        "description": "Port C bit 4 I/O with pull-up; alternate function pin change interrupt 10."
      },
      {
        "number": "27",
        "name": "UCAP",
        "type": "power_out",
        "description": "USB pads internal regulator output supply voltage; connect to an external 1µF capacitor."
      },
      {
        "number": "28",
        "name": "UGND",
        "type": "power_in",
        "description": "USB ground."
      },
      {
        "number": "29",
        "name": "D+/SCK",
        "type": "bidirectional",
        "description": "USB full-speed positive data upstream port / clock port for PS/2."
      },
      {
        "number": "30",
        "name": "D-/SDATA",
        "type": "bidirectional",
        "description": "USB full-speed negative data upstream port / data port for PS/2."
      },
      {
        "number": "31",
        "name": "UVCC",
        "type": "power_in",
        "description": "USB pads internal regulator input supply voltage."
      },
      {
        "number": "32",
        "name": "AVCC",
        "type": "power_in",
        "description": "AVCC supply pin shown on the TQFP32 pinout; the pin description section does not describe it."
      }
    ],
    "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+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: AVCC (pin 32) appears in the pinout figure but has no description in the pin descriptions text; the ; Pin types for UCAP (regulator output) and the D+/D- pins are inferred from their function descriptio",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 47,
        "cost_usd": 0.973,
        "at": "2026-10-27T00:50:43"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/b021e22fb3d7cc9da005562d2587fbf0.pdf",
        "pages": 307,
        "sha256": "8c96130e99755875",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 32,
        "described": 32,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "at90usb162-16au.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": "53431be61c684e9d923915676a90cb08050c23ee3f834d76a77a3b19b41422f1",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at90usb162-16au-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": "5b6efe061e2a76ab227383109ab5ce5a5218497bfc6a6b1bc2642933675772cd",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "TQFP-32(7x7)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "32"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "8c96130e997558752a235367938c6390f3b29fa39ac5b694b24b0342275289e3",
      "rows": [
        {
          "name": "Input Low Voltage, Standard IOs",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 0.2,
          "conditions": "VCC = 2.7V - 5.5V (max 0.2VCC)",
          "source_page": 262,
          "source": "datasheet"
        },
        {
          "name": "Input Low Voltage, XTAL1 pin",
          "symbol": "VIL1",
          "kind": "electrical",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 0.1,
          "conditions": "VCC = 2.7V - 5.5V (max 0.1VCC)",
          "source_page": 262,
          "source": "datasheet"
        },
        {
          "name": "Input Low Voltage, RESET pin",
          "symbol": "VIL2",
          "kind": "electrical",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 0.1,
          "conditions": "VCC = 2.7V - 5.5V (max 0.1VCC)",
          "source_page": 262,
          "source": "datasheet"
        },
        {
          "name": "Input Low Voltage, MOSI/MISO pins",
          "symbol": "VIL3",
          "kind": "electrical",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 0.8,
          "conditions": "VCC = 2.7V - 5.5V",
          "source_page": 262,
          "source": "datasheet"
        },
        {
          "name": "Input Low Voltage, PS2 pins",
          "symbol": "VIL4",
          "kind": "electrical",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 0.7,
          "conditions": "VCC = 4.5V - 5.5V",
          "source_page": 262,
          "source": "datasheet"
        },
        {
          "name": "Input High Voltage, Standard IOs",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.6,
          "typ": null,
          "max": 0.5,
          "conditions": "VCC = 2.7V - 5.5V (min 0.6VCC, max VCC + 0.5)",
          "source_page": 262,
          "source": "datasheet"
        },
        {
          "name": "Input High Voltage, XTAL1 pin",
          "symbol": "VIH1",
          "kind": "electrical",
          "unit": "V",
          "min": 0.7,
          "typ": null,
          "max": 0.5,
          "conditions": "VCC = 2.7V - 5.5V (min 0.7VCC, max VCC + 0.5)",
          "source_page": 262,
          "source": "datasheet"
        },
        {
          "name": "Input High Voltage, RESET pin",
          "symbol": "VIH2",
          "kind": "electrical",
          "unit": "V",
          "min": 0.9,
          "typ": null,
          "max": 0.5,
          "conditions": "VCC = 2.7V - 5.5V (min 0.9VCC, max VCC + 0.5)",
          "source_page": 262,
          "source": "datasheet"
        },
        {
          "name": "Input High Voltage, MOSI/MISO pins",
          "symbol": "VIH3",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 0.5,
          "conditions": "VCC = 2.7V - 5.5V (max VCC + 0.5)",
          "source_page": 262,
          "source": "datasheet"
        },
        {
          "name": "Input High Voltage, PS2 pins",
          "symbol": "VIH4",
          "kind": "electrical",
          "unit": "V",
          "min": 2.4,
          "typ": null,
          "max": 0.5,
          "conditions": "VCC = 4.5V - 5.5V (max VCC + 0.5)",
          "source_page": 262,
          "source": "datasheet"
        },
        {
          "name": "Output Low Voltage, Standard IOs, MOSI/MISO",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.7,
          "conditions": "IOL = 10mA, VCC = 5V (0.5 V max at IOL = 5mA, VCC = 3V)",
          "source_page": 262,
          "source": "datasheet"
        },
        {
          "name": "Output Low Voltage, PS2 pins",
          "symbol": "VOL1",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.7,
          "conditions": "IOL = 5mA, VCC = 4.5 - 5.5V",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "Output High Voltage, Standard IOs, MOSI/MISO",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 4.2,
          "typ": null,
          "max": null,
          "conditions": "IOH = -20mA, VCC = 5V (2.3 V min at IOH = -10mA, VCC = 3V)",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "Input Leakage Current I/O Pin, pin low",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VCC = 5.5V, pin low (absolute value)",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "Input Leakage Current I/O Pin, pin high",
          "symbol": "IIH",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VCC = 5.5V, pin high (absolute value)",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "Reset Pull-up Resistor",
          "symbol": "RRST",
          "kind": "electrical",
          "unit": "kΩ",
          "min": 30,
          "typ": null,
          "max": 60,
          "conditions": "",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "I/O Pin Pull-up Resistor",
          "symbol": "RPU",
          "kind": "electrical",
          "unit": "kΩ",
          "min": 20,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "USB D+ Internal Pull-Up",
          "symbol": "RPUDP",
          "kind": "electrical",
          "unit": "Ω",
          "min": 900,
          "typ": null,
          "max": 1500,
          "conditions": "",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "PS2 Pull-up Resistor",
          "symbol": "RPUPS2",
          "kind": "electrical",
          "unit": "kΩ",
          "min": 3.2,
          "typ": 4.7,
          "max": 6.5,
          "conditions": "VCC = 5V",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Current, Active",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 7,
          "max": 8.5,
          "conditions": "Active 8MHz, VCC = 3V",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Current, Active",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 13.5,
          "max": 25,
          "conditions": "Active 16MHz, VCC = 5V",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Current, Idle",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 3.5,
          "max": null,
          "conditions": "Idle 8MHz, VCC = 3V",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Current, Idle",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 4,
          "max": 4.5,
          "conditions": "Idle 16MHz, VCC = 5V",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "Power-down current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 5,
          "max": 10,
          "conditions": "WDT disabled, Regulator Disabled, VCC = 3V",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "Power-down current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 10,
          "max": 15,
          "conditions": "WDT enabled, Regulator Disabled, VCC = 3V",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "Power-down current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 41,
          "max": 65,
          "conditions": "WDT, BOD, Regulator Enabled, Vcc = 5V",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "Standby current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 70,
          "max": 100,
          "conditions": "WDT, BOD Enabled, Regulator Disabled, Vcc = 3V",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "Standby current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 120,
          "max": 150,
          "conditions": "WDT, BOD, Regulator Enabled, Vcc = 5V",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "Analog Comparator Input Offset Voltage",
          "symbol": "VACIO",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 10,
          "max": 40,
          "conditions": "VCC = 5V, Vin = VCC/2",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "Analog Comparator Input Leakage Current",
          "symbol": "IACLK",
          "kind": "electrical",
          "unit": "nA",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "VCC = 5V, Vin = VCC/2",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "Analog Comparator Propagation Delay",
          "symbol": "tACID",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 750,
          "conditions": "VCC = 2.7V (500 ns at VCC = 4.0V)",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "USB Series resistor (external)",
          "symbol": "Rusb",
          "kind": "tolerance",
          "unit": "Ω",
          "min": null,
          "typ": 22,
          "max": null,
          "conditions": "22±5%",
          "source_page": 263,
          "source": "datasheet"
        },
        {
          "name": "Regulator Output Voltage",
          "symbol": "Vreg",
          "kind": "electrical",
          "unit": "V",
          "min": 3,
          "typ": 3.3,
          "max": 3.6,
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