DP83822IFRHBT

{
  "slug": "dp83822ifrhbt",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Ethernet Transceivers, VQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "dp83822ifrhbt",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "dp83822ifrhbt.kicad_sym",
    "dp83822ifrhbt.kicad_mod",
    "dp83822ifrhbt.glb",
    "dp83822ifrhbt.step",
    "dp83822ifrhbt.lbr",
    "docs/hero.png",
    "docs/dp83822ifrhbt-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "dp83822ifrhbt-hero.glb",
    "dp83822ifrhbt-hero.overlay.json"
  ],
  "component": {
    "mpn": "DP83822IFRHBT",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-32-EP(5x5)",
    "pin_count": 33,
    "category": "Interface",
    "subcategory": "Ethernet Transceivers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/dp83822i",
    "parts": {
      "symbol": "dp83822ifrhbt.kicad_sym",
      "footprint": "dp83822ifrhbt.kicad_mod",
      "model_3d": "dp83822ifrhbt-hero.glb",
      "model_3d_plain": "dp83822ifrhbt.glb",
      "model_3d_step": "dp83822ifrhbt-etched.step",
      "model_3d_step_plain": "dp83822ifrhbt.step",
      "lbr": "dp83822ifrhbt.lbr"
    },
    "distributor_links": {
      "lcsc": "C130498",
      "digikey": "296-44794-2-ND",
      "mouser": "595-DP83822IFRHBT"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T15:10:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-44794-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-DP83822IFRHBT",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RX_D3/GPIO3",
        "type": "bidirectional",
        "description": "MII/RGMII receive data bit 3 (RX_D3 is required in those modes), also configurable as an LED or GPIO3 via registers; strap pin for PHY_AD4/AN_EN with weak internal pull-down."
      },
      {
        "number": "2",
        "name": "TX_CLK",
        "type": "bidirectional",
        "description": "MII transmit clock output (25MHz at 100Mbps, 2.5MHz at 10Mbps), unused in RMII; becomes an input with internal pull-down in RGMII (25MHz/2.5MHz) after reset, driven low as an output during reset."
      },
      {
        "number": "3",
        "name": "TX_EN/TX_CTRL",
        "type": "input",
        "description": "Transmit enable (active high, MII/RMII) or combined RGMII transmit control, with internal pull-down."
      },
      {
        "number": "4",
        "name": "TX_D0",
        "type": "input",
        "description": "Transmit data bit 0 from the MAC, synchronous to TX_CLK (MII/RGMII) or the reference clock (RMII), with internal pull-down."
      },
      {
        "number": "5",
        "name": "TX_D1",
        "type": "input",
        "description": "Transmit data bit 1 from the MAC, synchronous to TX_CLK (MII/RGMII) or the reference clock (RMII), with internal pull-down."
      },
      {
        "number": "6",
        "name": "TX_D2",
        "type": "input",
        "description": "Transmit data bit 2 from the MAC (MII/RGMII), synchronous to TX_CLK, with internal pull-down."
      },
      {
        "number": "7",
        "name": "TX_D3",
        "type": "input",
        "description": "Transmit data bit 3 from the MAC (MII/RGMII), synchronous to TX_CLK, with internal pull-down."
      },
      {
        "number": "8",
        "name": "INT/PWDN_N",
        "type": "bidirectional",
        "description": "Open-drain interrupt output or active-low power-down input (default is power-down), with weak internal pull-up; some applications need an external pull-up."
      },
      {
        "number": "9",
        "name": "RD_M",
        "type": "input",
        "description": "Differential receive input (PMD) automatically configured for 10BASE-Te, 100BASE-TX or 100BASE-FX signaling."
      },
      {
        "number": "10",
        "name": "RD_P",
        "type": "input",
        "description": "Differential receive input (PMD) automatically configured for 10BASE-Te, 100BASE-TX or 100BASE-FX signaling."
      },
      {
        "number": "11",
        "name": "TD_M",
        "type": "output",
        "description": "Differential transmit output (PMD) automatically configured for 10BASE-Te, 100BASE-TX or 100BASE-FX signaling."
      },
      {
        "number": "12",
        "name": "TD_P",
        "type": "output",
        "description": "Differential transmit output (PMD) automatically configured for 10BASE-Te, 100BASE-TX or 100BASE-FX signaling."
      },
      {
        "number": "13",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; leave floating."
      },
      {
        "number": "14",
        "name": "AVD",
        "type": "power_in",
        "description": "Analog supply, 3.3V or 1.8V."
      },
      {
        "number": "15",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; leave floating."
      },
      {
        "number": "16",
        "name": "RBIAS",
        "type": "passive",
        "description": "Bias resistor connection; a 4.87kΩ ±1% resistor must be connected from RBIAS to GND."
      },
      {
        "number": "17",
        "name": "LED_0",
        "type": "output",
        "description": "Link LED output (default) or link plus TX/RX activity indication; strap pin with weak internal pull-up."
      },
      {
        "number": "18",
        "name": "RESET_N",
        "type": "input",
        "description": "Active-low reset input with internal pull-up that reinitializes all internal registers; hold low for at least 10μs."
      },
      {
        "number": "19",
        "name": "MDIO",
        "type": "bidirectional",
        "description": "Bidirectional management data I/O; requires a 2.2kΩ pull-up resistor."
      },
      {
        "number": "20",
        "name": "MDC",
        "type": "input",
        "description": "Management data clock for MDIO with internal pull-down; maximum 25MHz, no minimum rate."
      },
      {
        "number": "21",
        "name": "VDDIO",
        "type": "power_in",
        "description": "I/O supply, 3.3V, 2.5V or 1.8V."
      },
      {
        "number": "22",
        "name": "XO",
        "type": "output",
        "description": "Crystal output for the reference clock; must be left floating when a CMOS oscillator drives XI."
      },
      {
        "number": "23",
        "name": "XI",
        "type": "input",
        "description": "Crystal/oscillator input: 25MHz ±100ppm for MII/RGMII/RMII master, or 50MHz ±100ppm CMOS oscillator for RMII slave."
      },
      {
        "number": "24",
        "name": "LED_1/GPIO1",
        "type": "bidirectional",
        "description": "Speed LED (tri-state by default), GPIO1, or 100BASE-FX signal detect input (VDDIO level); strap pin with internal pull-down, may float if unused."
      },
      {
        "number": "25",
        "name": "RX_CLK",
        "type": "output",
        "description": "MII/RGMII receive clock (25MHz at 100Mbps, 2.5MHz at 10Mbps) derived from the received data stream; unused in RMII."
      },
      {
        "number": "26",
        "name": "RX_DV/RX_CTRL",
        "type": "output",
        "description": "Receive data valid (MII/RMII) or combined RGMII receive control; strap pin with internal pull-down."
      },
      {
        "number": "27",
        "name": "CRS/CRS_DV",
        "type": "output",
        "description": "Carrier sense (MII) or carrier sense/receive data valid (RMII), unused in RGMII; strap pin with internal pull-up."
      },
      {
        "number": "28",
        "name": "RX_ER",
        "type": "output",
        "description": "Receive error indication in MII/RMII modes, unused in RGMII; strap pin with internal pull-up."
      },
      {
        "number": "29",
        "name": "COL/GPIO2",
        "type": "bidirectional",
        "description": "MII collision detect (low in full duplex), or LED/GPIO2 via registers; strap pin for PHY_AD0/FX_EN with internal pull-up, unused in RMII."
      },
      {
        "number": "30",
        "name": "RX_D0",
        "type": "output",
        "description": "Receive data bit 0 synchronous to RX_CLK; strap pin for PHY_AD1/AN_1 with internal pull-down."
      },
      {
        "number": "31",
        "name": "RX_D1",
        "type": "output",
        "description": "Receive data bit 1 synchronous to RX_CLK; strap pin for PHY_AD2/EEE_EN with internal pull-down."
      },
      {
        "number": "32",
        "name": "RX_D2",
        "type": "output",
        "description": "Receive data bit 2 (MII/RGMII) synchronous to RX_CLK; strap pin for PHY_AD3/FLD_EN with internal pull-down."
      },
      {
        "number": "33",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; exposed thermal pad of the VQFN package."
      }
    ],
    "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: The datasheet classifies these PMD differential pins as analog ('A'), which is not a KiCad ERC class; The datasheet names the GND exposed thermal pad but prints no pin number for it in the pin table or ; Table 5-1 groups RX_D0, RX_D1 and RX_D2 as 'O, S-PD' without separate per-pin type entries; RX_D1 an",
          "exposed pad 33 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 84,
        "cost_usd": 0.4134,
        "at": "2026-10-11T15:09:56"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/dp83822i",
        "pages": 130,
        "sha256": "a83a75e6aa9a4729",
        "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": "dp83822ifrhbt.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.0,
          5.0,
          0.875
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "5fa713ea46b36980895812ed853577889b7cb06d275041a39b99bc0be305dc79",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "dp83822ifrhbt-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.0,
          5.0,
          0.875
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "6b4497fe4b90246053ac481d421efd950ecea42afedbc19f7ceb89ed09d8e0da",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}