AVR64DB48T-I

{
  "slug": "avr64db48t-i",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), VQFN-48(6x6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "single chip microcomputer-microcontroller",
    "avr64db48t-i",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "avr64db48t-i.kicad_sym",
    "avr64db48t-i.kicad_mod",
    "avr64db48t-i.glb",
    "avr64db48t-i.step",
    "avr64db48t-i.lbr",
    "docs/hero.png",
    "docs/avr64db48t-i-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "avr64db48t-i-hero.glb",
    "avr64db48t-i-hero.overlay.json",
    "avr64db48t-i-etched.glb"
  ],
  "component": {
    "mpn": "AVR64DB48T-I",
    "manufacturer": "Microchip Tech",
    "package": "VQFN-48(6x6)",
    "pin_count": 49,
    "category": "Single Chip Microcomputer/Microcontroller",
    "subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/b09a59baeb4981e175eef859ac9a6de0.pdf",
    "parts": {
      "symbol": "avr64db48t-i.kicad_sym",
      "footprint": "avr64db48t-i.kicad_mod",
      "model_3d": "avr64db48t-i-hero.glb",
      "model_3d_plain": "avr64db48t-i-etched.glb",
      "model_3d_step": "avr64db48t-i-etched.step",
      "model_3d_step_plain": "avr64db48t-i.step",
      "lbr": "avr64db48t-i.lbr"
    },
    "distributor_links": {
      "lcsc": "C3227375"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T09:03:45Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PA5",
        "type": "bidirectional",
        "description": "General-purpose I/O PA5 with USART0 RxD (alternate), SPI0 MISO and TCA0 WO5 functions."
      },
      {
        "number": "2",
        "name": "PA6",
        "type": "bidirectional",
        "description": "General-purpose I/O PA6 with USART0 XCK (alternate), SPI0 SCK, TCD0 WOC and CCL LUT0 OUT (alternate)."
      },
      {
        "number": "3",
        "name": "PA7",
        "type": "bidirectional",
        "description": "General-purpose I/O PA7 with CLKOUT, AC0/1/2 OUT, ZCD OUT, SPI0 SS, TCD0 WOD and EVOUTA (alternate)."
      },
      {
        "number": "4",
        "name": "PB0",
        "type": "bidirectional",
        "description": "General-purpose I/O PB0 with USART3 TxD, TCA0/TCA1 WO0 and CCL LUT4 IN0."
      },
      {
        "number": "5",
        "name": "PB1",
        "type": "bidirectional",
        "description": "General-purpose I/O PB1 with USART3 RxD, TCA0/TCA1 WO1 and CCL LUT4 IN1."
      },
      {
        "number": "6",
        "name": "PB2",
        "type": "bidirectional",
        "description": "General-purpose I/O PB2 with USART3 XCK, TWI1 SDA (host/client), TCA WO2, EVOUTB and CCL LUT4 IN2."
      },
      {
        "number": "7",
        "name": "PB3",
        "type": "bidirectional",
        "description": "General-purpose I/O PB3 with USART3 XDIR, TWI1 SCL (host/client), TCA WO3 and CCL LUT4 OUT."
      },
      {
        "number": "8",
        "name": "PB4",
        "type": "bidirectional",
        "description": "General-purpose I/O PB4 with USART3 TxD (alternate), SPI1 MOSI (alternate), TCA WO4, TCB2 WO and TCD0 WOA (alternate)."
      },
      {
        "number": "9",
        "name": "PB5",
        "type": "bidirectional",
        "description": "General-purpose I/O PB5 with USART3 RxD (alternate), SPI1 MISO (alternate), TCA WO5, TCB3 WO and TCD0 WOB (alternate)."
      },
      {
        "number": "10",
        "name": "PC0",
        "type": "bidirectional",
        "description": "General-purpose I/O PC0 on the VDDIO2 (MVIO) domain with USART1 TxD, SPI1 MOSI, TCB2 WO and CCL LUT1 IN0."
      },
      {
        "number": "11",
        "name": "PC1",
        "type": "bidirectional",
        "description": "General-purpose I/O PC1 on the VDDIO2 (MVIO) domain with USART1 RxD, SPI1 MISO, TCB3 WO (alternate) and CCL LUT1 IN1."
      },
      {
        "number": "12",
        "name": "PC2",
        "type": "bidirectional",
        "description": "General-purpose I/O PC2 on the VDDIO2 (MVIO) domain with TWI Fm+ capability, USART1 XCK, SPI1 SCK, EVOUTC and CCL LUT1 IN2."
      },
      {
        "number": "13",
        "name": "PC3",
        "type": "bidirectional",
        "description": "General-purpose I/O PC3 on the VDDIO2 (MVIO) domain with TWI Fm+ capability, USART1 XDIR, SPI1 SS and CCL LUT1 OUT."
      },
      {
        "number": "14",
        "name": "VDDIO2",
        "type": "power_in",
        "description": "Supply for the multi-voltage I/O pins (port C); connect to VDD in single-supply mode or to a separate supply in dual-supply mode."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Ground, common to VDD, AVDD and VDDIO2."
      },
      {
        "number": "16",
        "name": "PC4",
        "type": "bidirectional",
        "description": "General-purpose I/O PC4 on the VDDIO2 (MVIO) domain with alternate USART1 TxD, SPI1 MOSI and TCA0/TCB WO outputs."
      },
      {
        "number": "17",
        "name": "PC5",
        "type": "bidirectional",
        "description": "General-purpose I/O PC5 on the VDDIO2 (MVIO) domain with alternate USART1 RxD, SPI1 MISO and TCA0/TCB WO outputs."
      },
      {
        "number": "18",
        "name": "PC6",
        "type": "bidirectional",
        "description": "General-purpose I/O PC6 on the VDDIO2 (MVIO) domain with alternate AC OUT, USART1 XCK, SPI1 SCK, TWI0 SDA (client) and CCL LUT1 OUT."
      },
      {
        "number": "19",
        "name": "PC7",
        "type": "bidirectional",
        "description": "General-purpose I/O PC7 on the VDDIO2 (MVIO) domain with alternate AC OUT, USART1 XDIR, SPI1 SS, TWI0 SCL (client) and EVOUTC."
      },
      {
        "number": "20",
        "name": "PD0",
        "type": "bidirectional",
        "description": "General-purpose I/O PD0 with ADC0 AIN0, AC AINN1, TCA0 WO0 (alternate) and CCL LUT2 IN0."
      },
      {
        "number": "21",
        "name": "PD1",
        "type": "bidirectional",
        "description": "General-purpose I/O PD1 with ADC0 AIN1, OPAMP OP0 INP, ZCD0 ZCIN, TCA0 WO1 (alternate) and CCL LUT2 IN1."
      },
      {
        "number": "22",
        "name": "PD2",
        "type": "bidirectional",
        "description": "General-purpose I/O PD2 with ADC0 AIN2, AC AINP0, OPAMP OP0 OUT, EVOUTD and CCL LUT2 IN2."
      },
      {
        "number": "23",
        "name": "PD3",
        "type": "bidirectional",
        "description": "General-purpose I/O PD3 with ADC0 AIN3, AC AINN0/AINP1, OPAMP OP0 INN and CCL LUT2 OUT."
      },
      {
        "number": "24",
        "name": "PD4",
        "type": "bidirectional",
        "description": "General-purpose I/O PD4 with ADC0 AIN4, AC AINP2/AINP1, OPAMP OP1 INP and TCA0 WO4 (alternate)."
      },
      {
        "number": "25",
        "name": "PD5",
        "type": "bidirectional",
        "description": "General-purpose I/O PD5 with ADC0 AIN5, AC1 AINN0, OPAMP OP1 OUT and TCA0 WO5 (alternate)."
      },
      {
        "number": "26",
        "name": "PD6",
        "type": "bidirectional",
        "description": "General-purpose I/O PD6 with ADC0 AIN6, AC AINP3, DAC0 OUT and CCL LUT2 OUT (alternate)."
      },
      {
        "number": "27",
        "name": "PD7",
        "type": "bidirectional",
        "description": "General-purpose I/O PD7 with VREFA external reference input, ADC0 AIN7, AC AINN2, OPAMP OP1 INN and EVOUTD (alternate)."
      },
      {
        "number": "28",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog supply powering analog peripherals, XOSC32K and I/O lines; internally connected to VDD and must be at the same voltage."
      },
      {
        "number": "29",
        "name": "GND",
        "type": "power_in",
        "description": "Analog ground (AGND), common to VDD, AVDD and VDDIO2 ground."
      },
      {
        "number": "30",
        "name": "PE0",
        "type": "bidirectional",
        "description": "General-purpose I/O PE0 with ADC0 AIN8, AC0 AINP1, USART4 TxD and TCA0 WO0 (alternate)."
      },
      {
        "number": "31",
        "name": "PE1",
        "type": "bidirectional",
        "description": "General-purpose I/O PE1 with ADC0 AIN9, AC AINP2, OPAMP OP2 INP and USART4 RxD."
      },
      {
        "number": "32",
        "name": "PE2",
        "type": "bidirectional",
        "description": "General-purpose I/O PE2 with ADC0 AIN10, AC0 AINP2, OPAMP OP2 OUT, USART4 XCK and EVOUTE."
      },
      {
        "number": "33",
        "name": "PE3",
        "type": "bidirectional",
        "description": "General-purpose I/O PE3 with ADC0 AIN11, OPAMP OP2 INN, ZCD1 ZCIN and USART4 XDIR."
      },
      {
        "number": "34",
        "name": "PF0",
        "type": "bidirectional",
        "description": "General-purpose I/O PF0 also used as XTAL32K1 (32.768 kHz crystal), with ADC0 AIN16 (not usable as differential negative input), USART2 TxD and CCL LUT3 IN0."
      },
      {
        "number": "35",
        "name": "PF1",
        "type": "bidirectional",
        "description": "General-purpose I/O PF1 also used as XTAL32K2 (32.768 kHz crystal), with ADC0 AIN17 (not usable as differential negative input), USART2 RxD and CCL LUT3 IN1."
      },
      {
        "number": "36",
        "name": "PF2",
        "type": "bidirectional",
        "description": "General-purpose I/O PF2 with TWI Fm+ capability, ADC0 AIN18 (not usable as differential negative input), USART2 XCK, TWI1 SDA, EVOUTF and CCL LUT3 IN2."
      },
      {
        "number": "37",
        "name": "PF3",
        "type": "bidirectional",
        "description": "General-purpose I/O PF3 with TWI Fm+ capability, ADC0 AIN19 (not usable as differential negative input), USART2 XDIR, TWI1 SCL and CCL LUT3 OUT."
      },
      {
        "number": "38",
        "name": "PF4",
        "type": "bidirectional",
        "description": "General-purpose I/O PF4 with ADC0 AIN20 (not usable as differential negative input), alternate USART2 TxD, TCA0 WO4 and TCB0 WO."
      },
      {
        "number": "39",
        "name": "PF5",
        "type": "bidirectional",
        "description": "General-purpose I/O PF5 with ADC0 AIN21 (not usable as differential negative input), alternate USART2 RxD, TCA0 WO5 and TCB1 WO."
      },
      {
        "number": "40",
        "name": "PF6",
        "type": "input",
        "description": "Input-only pin PF6, used as the external RESET input when enabled by the RSTPINCFG fuse (pull-up enabled on PF6)."
      },
      {
        "number": "41",
        "name": "UPDI",
        "type": "bidirectional",
        "description": "Unified Program and Debug Interface pin for one-wire half-duplex UART programming and debugging; dedicated pin with no other function."
      },
      {
        "number": "42",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply powering I/O lines, XOSCHF and the internal voltage regulator; the same voltage must be applied to all VDD and AVDD pins."
      },
      {
        "number": "43",
        "name": "GND",
        "type": "power_in",
        "description": "Ground, common to VDD, AVDD and VDDIO2."
      },
      {
        "number": "44",
        "name": "PA0",
        "type": "bidirectional",
        "description": "General-purpose I/O PA0 also used as XTALHF1 crystal pin or EXTCLK input, with USART0 TxD, TCA0 WO0 and CCL LUT0 IN0."
      },
      {
        "number": "45",
        "name": "PA1",
        "type": "bidirectional",
        "description": "General-purpose I/O PA1 also used as XTALHF2 crystal pin, with USART0 RxD, TCA0 WO1 and CCL LUT0 IN1."
      },
      {
        "number": "46",
        "name": "PA2",
        "type": "bidirectional",
        "description": "General-purpose I/O PA2 with TWI Fm+ capability, USART0 XCK, TWI0 SDA (host/client), TCA0 WO2, TCB WO and EVOUTA."
      },
      {
        "number": "47",
        "name": "PA3",
        "type": "bidirectional",
        "description": "General-purpose I/O PA3 with TWI Fm+ capability, USART0 XDIR, TWI0 SCL (host/client), TCA0 WO3, TCB1 WO and CCL LUT0 OUT."
      },
      {
        "number": "48",
        "name": "PA4",
        "type": "bidirectional",
        "description": "General-purpose I/O PA4 with USART0 TxD (alternate), SPI0 MOSI, TCA0 WO4 and TCD0 WOA."
      },
      {
        "number": "49",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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 48-pin VQFN has a 4.1x4.1 mm exposed pad with no pin number. The datasheet says it is not electr; Pin numbers come from the VQFN48/TQFP48 column of the I/O multiplexing table, because the pinout fig"
        ],
        "pages_sent": 107,
        "cost_usd": 0.728,
        "at": "2026-10-23T09:02:30"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/b09a59baeb4981e175eef859ac9a6de0.pdf",
        "pages": 665,
        "sha256": "adfeb5005d481e53",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 49,
        "described": 49,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "avr64db48t-i.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.02,
          6.02,
          0.9
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "c7ada24ba63d10a3deb3f67e694dd8c4d58b7340f9e5084936303e755f735912",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "avr64db48t-i-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.02,
          6.02,
          0.9
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "9a9a531f21c6cc1d271da767db0f2820af18a3166bdccc342ef81e3318ec1aa3",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}