DP83826IRHBT

{
  "slug": "dp83826irhbt",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Ethernet Controllers, VQFN-32(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "dp83826irhbt",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "dp83826irhbt.kicad_sym",
    "dp83826irhbt.kicad_mod",
    "dp83826irhbt.glb",
    "dp83826irhbt.step",
    "dp83826irhbt.lbr",
    "docs/hero.png",
    "docs/dp83826irhbt-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "dp83826irhbt-hero.glb",
    "dp83826irhbt-hero.overlay.json",
    "dp83826irhbt-etched.glb"
  ],
  "component": {
    "mpn": "DP83826IRHBT",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-32(5x5)",
    "pin_count": 33,
    "category": "Interface",
    "subcategory": "Ethernet Controllers",
    "datasheet": "https://www.ti.com/lit/ds/symlink/dp83826i.pdf",
    "parts": {
      "symbol": "dp83826irhbt.kicad_sym",
      "footprint": "dp83826irhbt.kicad_mod",
      "model_3d": "dp83826irhbt-hero.glb",
      "model_3d_plain": "dp83826irhbt-etched.glb",
      "model_3d_step": "dp83826irhbt-etched.step",
      "model_3d_step_plain": "dp83826irhbt.step",
      "lbr": "dp83826irhbt.lbr"
    },
    "distributor_links": {
      "lcsc": "C3225659",
      "digikey": "296-DP83826IRHBTTR-ND",
      "mouser": "595-DP83826IRHBT"
    },
    "distributor_check": {
      "checked_at": "2026-11-06T02:15:42Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-DP83826IRHBTTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-DP83826IRHBT",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ModeSelect",
        "type": "input",
        "description": "Selects the operating mode: leave unconnected or pull up to VDDIO for ENHANCED mode, or short to GND for BASIC mode."
      },
      {
        "number": "2",
        "name": "CEXT",
        "type": "passive",
        "description": "External capacitor pin that must be connected through a 2 nF capacitor to GND."
      },
      {
        "number": "3",
        "name": "VDDA3V3",
        "type": "power_in",
        "description": "Analog supply input of 3.3 V (3.0 V to 3.6 V recommended range)."
      },
      {
        "number": "4",
        "name": "RD_M",
        "type": "input",
        "description": "Differential receive input (PMD) that is automatically configured for 10BASE-Te or 100BASE-TX signaling."
      },
      {
        "number": "5",
        "name": "RD_P",
        "type": "input",
        "description": "Differential receive input (PMD) that is automatically configured for 10BASE-Te or 100BASE-TX signaling."
      },
      {
        "number": "6",
        "name": "TD_M",
        "type": "output",
        "description": "Differential transmit output (PMD) configured for 10BASE-Te or 100BASE-TX signaling based on the PHY configuration."
      },
      {
        "number": "7",
        "name": "TD_P",
        "type": "output",
        "description": "Differential transmit output (PMD) configured for 10BASE-Te or 100BASE-TX signaling based on the PHY configuration."
      },
      {
        "number": "8",
        "name": "XO",
        "type": "output",
        "description": "Crystal output used only with a crystal; leave floating when a CMOS-level oscillator drives XI."
      },
      {
        "number": "9",
        "name": "XI/50MHzIn",
        "type": "input",
        "description": "Crystal or oscillator clock input: 25 MHz ±50 ppm in MII or RMII leader mode, and 50 MHz ±50 ppm CMOS oscillator in RMII follower mode."
      },
      {
        "number": "10",
        "name": "RBIAS",
        "type": "passive",
        "description": "Bias resistor pin requiring a 6.49 kΩ resistor with 1% precision connected to ground."
      },
      {
        "number": "11",
        "name": "MDIO",
        "type": "bidirectional",
        "description": "Management data I/O with an internal 10 kΩ pullup; an external pullup can be added if needed."
      },
      {
        "number": "12",
        "name": "MDC",
        "type": "input",
        "description": "Management data clock, with a maximum rate of 25 MHz and no minimum rate."
      },
      {
        "number": "13",
        "name": "Strap7/RX_D3",
        "type": "output",
        "description": "Receive data bit 3 in MII mode, or receive data bit 1 in RMII mode, synchronous to RX_CLK and valid when RX_DV is asserted."
      },
      {
        "number": "14",
        "name": "Strap8/RX_D2",
        "type": "output",
        "description": "Receive data bit 2 in MII mode, synchronous to RX_CLK and valid when RX_DV is asserted."
      },
      {
        "number": "15",
        "name": "Strap9/RX_D1",
        "type": "output",
        "description": "Receive data bit 1 in MII and RMII modes, synchronous to RX_CLK and valid when RX_DV is asserted."
      },
      {
        "number": "16",
        "name": "Strap0/RX_D0",
        "type": "output",
        "description": "Receive data bit 0 in MII and RMII modes, synchronous to RX_CLK and valid when RX_DV is asserted."
      },
      {
        "number": "17",
        "name": "VDDIO",
        "type": "power_in",
        "description": "I/O supply input of 3.3 V or 1.8 V."
      },
      {
        "number": "18",
        "name": "RX_DV/CRS_DV/Strap10",
        "type": "output",
        "description": "Receive data valid in MII mode, or combined carrier sense and receive data valid in RMII mode; can be configured as RX_DV in RMII repeater mode."
      },
      {
        "number": "19",
        "name": "RX_CLK/50MHz_RMII",
        "type": "output",
        "description": "Receive clock providing 25 MHz at 100 Mbps and 2.5 MHz at 10 Mbps in MII mode, or 50 MHz reference in RMII leader mode; unused input with pulldown in RMII follower mode."
      },
      {
        "number": "20",
        "name": "RX_ER/Strap6",
        "type": "output",
        "description": "Receive error output asserted for every reception error, including errors during Idle; this strap latches only at power-up."
      },
      {
        "number": "21",
        "name": "PWRDN/INT",
        "type": "bidirectional",
        "description": "Active-low power-down input by default, or open-drain interrupt output when configured by register; includes a weak 9.5 kΩ internal pullup."
      },
      {
        "number": "22",
        "name": "TX_CLK/Strap5",
        "type": "output",
        "description": "MII transmit clock providing 25 MHz at 100 Mbps and 2.5 MHz at 10 Mbps; unused in RMII mode."
      },
      {
        "number": "23",
        "name": "TX_EN",
        "type": "input",
        "description": "Transmit enable, presented on the rising edge of TX_CLK and active high, indicating valid TX_D data."
      },
      {
        "number": "24",
        "name": "TX_D0",
        "type": "input",
        "description": "Transmit data bit 0 from the MAC, synchronous to the rising edge of TX_CLK in MII mode or the reference clock in RMII mode."
      },
      {
        "number": "25",
        "name": "TX_D1",
        "type": "input",
        "description": "Transmit data bit 1 from the MAC, synchronous to the rising edge of TX_CLK in MII mode or the reference clock in RMII mode."
      },
      {
        "number": "26",
        "name": "TX_D2",
        "type": "input",
        "description": "Transmit data bit 2 from the MAC, used in MII mode and synchronous to TX_CLK."
      },
      {
        "number": "27",
        "name": "TX_D3",
        "type": "input",
        "description": "Transmit data bit 3 from the MAC, used in MII mode and synchronous to TX_CLK."
      },
      {
        "number": "28",
        "name": "COL/LED2/TX_ER/GPIO/Strap4",
        "type": "output",
        "description": "Collision detect in MII mode (always LOW in full duplex); defaults to LED2 in RMII mode and can be configured as TX_ER or GPIO by register."
      },
      {
        "number": "29",
        "name": "CRS/LED3/Strap3",
        "type": "output",
        "description": "Carrier sense in MII mode, asserted high when the medium is non-idle; defaults to LED3 in RMII mode."
      },
      {
        "number": "30",
        "name": "LED0/Strap2",
        "type": "output",
        "description": "LED indicating link status and transmit or receive activity; ON when link is good and blinks on activity, with polarity auto-detected."
      },
      {
        "number": "31",
        "name": "CLKOUT/LED1/Strap1",
        "type": "output",
        "description": "Provides a 25 MHz reference clock from XI by default after power-on reset, or acts as LED1 (ON at 100 Mbps link) when configured by strap or register."
      },
      {
        "number": "32",
        "name": "RST_N",
        "type": "input",
        "description": "Active-low reset input; asserting it low for at least 25 µs forces a reset and re-scans the strap pins."
      },
      {
        "number": "33",
        "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-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 defines two pin maps selected by ModeSelect (pin 1). This extraction uses the ENHANCED; The thermal pad on the RHB 32-pin QFN is described as 'connect to GND' but has no pin number in the ; The datasheet pin tables and package addendum confirm the RHB 32-pin VQFN (5.00 mm x 5.00 mm) for th",
          "1/33 pins cited to the wrong page (name found elsewhere): ['8:XO@p5']"
        ],
        "pages_sent": 32,
        "cost_usd": 0.0539,
        "at": "2026-11-06T02:14:08"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/dp83826i.pdf",
        "pages": 114,
        "sha256": "4e440fb8bd1cd44e",
        "source_tier": "mfr"
      },
      "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": "dp83826irhbt.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": "2026-11-06",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "dp83826irhbt-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          5.0,
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        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "37515eb16fc4a8e21297d7e4a69c1c3ccbc3847ac4f9745fcb280f7a747cba79",
        "checked": "2026-11-06",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}