DP83822IRHBT

{
  "schema_version": 1,
  "type": "component",
  "slug": "dp83822irhbt",
  "title": "DP83822IRHBT",
  "brief": "Texas Instruments Ethernet Transceivers, HVQFN-32-EP(5x5). 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",
    "interface",
    "dp83822irhbt",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "DP83822IRHBT",
    "manufacturer": "Texas Instruments",
    "package": "HVQFN-32-EP(5x5)",
    "pin_count": 33,
    "category": "Interface",
    "subcategory": "Ethernet Transceivers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/dp83822i",
    "parts": {
      "symbol": "dp83822irhbt.kicad_sym",
      "footprint": "dp83822irhbt.kicad_mod",
      "model_3d": "dp83822irhbt-hero.glb",
      "model_3d_plain": "dp83822irhbt.glb",
      "model_3d_step": "dp83822irhbt-etched.step",
      "model_3d_step_plain": "dp83822irhbt.step",
      "lbr": "dp83822irhbt.lbr"
    },
    "distributor_links": {
      "lcsc": 108059,
      "digikey": "296-44795-2-ND",
      "mouser": "595-DP83822IRHBT"
    },
    "distributor_check": {
      "checked_at": "2026-10-03T06:00:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-44795-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-DP83822IRHBT",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RX_D3/GPIO3",
        "type": "bidirectional",
        "description": "Receive data bit 3 in MII/RGMII modes (also PHY_AD4 strap, S-PD), configurable as LED or GPIO3 in RMII mode, and 50 MHz output clock in RMII master mode."
      },
      {
        "number": "2",
        "name": "TX_CLK",
        "type": "bidirectional",
        "description": "MII transmit clock output (25 MHz at 100 Mbps, 2.5 MHz at 10 Mbps), Hi-Z in RMII mode, and RGMII transmit clock input with internal pull-down (25 MHz at 100 Mbps, 2.5 MHz at 10 Mbps); driven low as an output during reset."
      },
      {
        "number": "3",
        "name": "TX_EN/TX_CTRL",
        "type": "input",
        "description": "Transmit enable (active high, sampled on rising edge of TX_CLK) in MII/RMII, or RGMII transmit control; 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 reference clock (RMII); 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 reference clock (RMII); internal pull-down."
      },
      {
        "number": "6",
        "name": "TX_D2",
        "type": "input",
        "description": "Transmit data bit 2 from the MAC, synchronous to TX_CLK in MII/RGMII modes; internal pull-down."
      },
      {
        "number": "7",
        "name": "TX_D3",
        "type": "input",
        "description": "Transmit data bit 3 from the MAC, synchronous to TX_CLK in MII/RGMII modes; 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), selected by register, with a weak internal pull-up; an external pull-up may be needed."
      },
      {
        "number": "9",
        "name": "RD_M",
        "type": "input",
        "description": "Differential receive input (PMD, analog) auto-configured for 10BASE-Te, 100BASE-TX or 100BASE-FX signaling."
      },
      {
        "number": "10",
        "name": "RD_P",
        "type": "input",
        "description": "Differential receive input (PMD, analog) auto-configured for 10BASE-Te, 100BASE-TX or 100BASE-FX signaling."
      },
      {
        "number": "11",
        "name": "TD_M",
        "type": "output",
        "description": "Differential transmit output (PMD, analog) auto-configured for 10BASE-Te, 100BASE-TX or 100BASE-FX signaling."
      },
      {
        "number": "12",
        "name": "TD_P",
        "type": "output",
        "description": "Differential transmit output (PMD, analog) auto-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, 3.3 V or 1.8 V."
      },
      {
        "number": "15",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; leave floating."
      },
      {
        "number": "16",
        "name": "RBIAS",
        "type": "passive",
        "description": "Bias resistor connection; a 4.87 kΩ ±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; also a 4-level strap pin with internal pull-up (S-PU)."
      },
      {
        "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 10 µs."
      },
      {
        "number": "19",
        "name": "MDIO",
        "type": "bidirectional",
        "description": "Bidirectional management data I/O; requires a 2.2 kΩ pull-up resistor."
      },
      {
        "number": "20",
        "name": "MDC",
        "type": "input",
        "description": "Management data clock for MDIO, maximum 25 MHz with no minimum rate; internal pull-down."
      },
      {
        "number": "21",
        "name": "VDDIO",
        "type": "power_in",
        "description": "I/O supply, 3.3 V, 2.5 V or 1.8 V."
      },
      {
        "number": "22",
        "name": "XO",
        "type": "output",
        "description": "Crystal output used only with a crystal; must be left floating when a CMOS-level oscillator drives XI."
      },
      {
        "number": "23",
        "name": "XI",
        "type": "input",
        "description": "Crystal/oscillator input: 25 MHz ±100 ppm crystal or oscillator (MII/RGMII/RMII master), or 50 MHz ±100 ppm CMOS oscillator in RMII slave mode."
      },
      {
        "number": "24",
        "name": "LED_1/GPIO1",
        "type": "bidirectional",
        "description": "Speed LED (default tri-state), GPIO1, or 100BASE-FX signal detect input (VDDIO level); strap pin with internal pull-down, may be left floating if unused."
      },
      {
        "number": "25",
        "name": "RX_CLK",
        "type": "output",
        "description": "MII/RGMII receive clock (25 MHz at 100 Mbps, 2.5 MHz at 10 Mbps) derived from the received data stream; not used in RMII mode."
      },
      {
        "number": "26",
        "name": "RX_DV/RX_CTRL",
        "type": "output",
        "description": "Receive data valid in MII/RMII or RGMII receive control combining RX_DV and RX_ER; strap pin with internal pull-down."
      },
      {
        "number": "27",
        "name": "CRS/CRS_DV",
        "type": "output",
        "description": "Carrier sense in MII or carrier sense/receive data valid in RMII; not used in RGMII; strap pin with internal pull-up."
      },
      {
        "number": "28",
        "name": "RX_ER",
        "type": "output",
        "description": "Receive error indication in MII and RMII modes (not used in RGMII); strap pin with internal pull-up."
      },
      {
        "number": "29",
        "name": "COL/GPIO2",
        "type": "bidirectional",
        "description": "MII collision detect (always low in full duplex), LED or GPIO2 via register; also PHY_AD0 strap pin with internal pull-up; not used in RMII for collision."
      },
      {
        "number": "30",
        "name": "RX_D0",
        "type": "output",
        "description": "Receive data bit 0 synchronous to RX_CLK; also PHY_AD1 strap pin with internal pull-down."
      },
      {
        "number": "31",
        "name": "RX_D1",
        "type": "output",
        "description": "Receive data bit 1 synchronous to RX_CLK; also PHY_AD2 strap pin with internal pull-down."
      },
      {
        "number": "32",
        "name": "RX_D2",
        "type": "output",
        "description": "Receive data bit 2 (MII/RGMII) synchronous to RX_CLK; also PHY_AD3 strap pin with internal pull-down."
      },
      {
        "number": "33",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; exposed thermal pad."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Exposed ground pad present in HVQFN-32-EP package; no separate pin number assigned but must be conne; Pins 2 (TX_CLK), 26 (RX_DV/RX_CTRL), and 1, 24, 29 (GPIO pins) have dual-mode functionality dependen",
          "exposed pad 33 added from the footprint"
        ],
        "pages_sent": 84,
        "cost_usd": 0.61,
        "at": "2026-10-03T06:00:13"
      },
      "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"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "HVQFN-32-EP(5x5)",
      "Category": "Interface",
      "Pins": "33"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "dp83822irhbt"
  ],
  "discovery_pitch": "DP83822IRHBT (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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    "dp83822irhbt.glb",
    "dp83822irhbt.step",
    "dp83822irhbt.lbr",
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    "docs/dp83822irhbt-datasheet.pdf",
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    "dp83822irhbt-hero.overlay.json"
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  "visibility": {
    "public": true
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}