DP83869HMRGZR

{
  "slug": "dp83869hmrgzr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Ethernet Transceivers, VQFN-48-EP(7x7). Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "dp83869hmrgzr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "dp83869hmrgzr.kicad_sym",
    "dp83869hmrgzr.kicad_mod",
    "dp83869hmrgzr.glb",
    "dp83869hmrgzr.step",
    "dp83869hmrgzr.lbr",
    "docs/hero.png",
    "docs/dp83869hmrgzr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "DP83869HMRGZR",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-48-EP(7x7)",
    "pin_count": 49,
    "category": "Interface",
    "subcategory": "Ethernet Transceivers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/dp83869hm",
    "parts": {
      "symbol": "dp83869hmrgzr.kicad_sym",
      "footprint": "dp83869hmrgzr.kicad_mod",
      "model_3d": "dp83869hmrgzr-etched.glb",
      "model_3d_plain": "dp83869hmrgzr.glb",
      "model_3d_step": "dp83869hmrgzr-etched.step",
      "model_3d_step_plain": "dp83869hmrgzr.step",
      "lbr": "dp83869hmrgzr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2672408"
    },
    "pins": [
      {
        "number": "1",
        "name": "TD_P_A",
        "type": "bidirectional",
        "description": "Differential transmit and receive signal (pair P) for 1000Base-T channel A, 100Ω differential impedance."
      },
      {
        "number": "2",
        "name": "TD_M_A",
        "type": "bidirectional",
        "description": "Differential transmit and receive signal (pair M) for 1000Base-T channel A, 100Ω differential impedance."
      },
      {
        "number": "3",
        "name": "VDDA2P5",
        "type": "power_in",
        "description": "2.5V analog power supply ±5%; requires 1µF and 0.1µF decoupling capacitors to ground."
      },
      {
        "number": "4",
        "name": "TD_P_B",
        "type": "bidirectional",
        "description": "Differential transmit and receive signal (pair P) for 1000Base-T channel B, 100Ω differential impedance."
      },
      {
        "number": "5",
        "name": "TD_M_B",
        "type": "bidirectional",
        "description": "Differential transmit and receive signal (pair M) for 1000Base-T channel B, 100Ω differential impedance."
      },
      {
        "number": "6",
        "name": "VDD1P1",
        "type": "power_in",
        "description": "1.1V digital power supply ±10%; requires 1µF and 0.1µF decoupling capacitors to ground."
      },
      {
        "number": "7",
        "name": "TD_P_C",
        "type": "bidirectional",
        "description": "Differential transmit and receive signal (pair P) for 1000Base-T channel C, 100Ω differential impedance."
      },
      {
        "number": "8",
        "name": "TD_M_C",
        "type": "bidirectional",
        "description": "Differential transmit and receive signal (pair M) for 1000Base-T channel C, 100Ω differential impedance."
      },
      {
        "number": "9",
        "name": "VDDA2P5",
        "type": "power_in",
        "description": "2.5V analog power supply ±5%; requires 1µF and 0.1µF decoupling capacitors to ground."
      },
      {
        "number": "10",
        "name": "TD_P_D",
        "type": "bidirectional",
        "description": "Differential transmit and receive signal (pair P) for 1000Base-T channel D, 100Ω differential impedance."
      },
      {
        "number": "11",
        "name": "TD_M_D",
        "type": "bidirectional",
        "description": "Differential transmit and receive signal (pair M) for 1000Base-T channel D, 100Ω differential impedance."
      },
      {
        "number": "12",
        "name": "RBIAS",
        "type": "input",
        "description": "Bias resistor connection point; connect 11kΩ ±1% resistor to ground."
      },
      {
        "number": "13",
        "name": "VDDA1P8_1",
        "type": "power_in",
        "description": "External 1.8V ±5% analog power in three-power mode; requires 1µF and 0.1µF decoupling capacitors when used."
      },
      {
        "number": "14",
        "name": "SON",
        "type": "output",
        "description": "Differential SGMII or fiber data output (pair N); AC-coupled with 0.1µF capacitor; LVDS signal."
      },
      {
        "number": "15",
        "name": "SOP",
        "type": "output",
        "description": "Differential SGMII or fiber data output (pair P); AC-coupled with 0.1µF capacitor; LVDS signal."
      },
      {
        "number": "16",
        "name": "SIP",
        "type": "input",
        "description": "Differential SGMII or fiber data input (pair P); AC-coupled with 0.1µF capacitor; receives LVDS signal."
      },
      {
        "number": "17",
        "name": "SIN",
        "type": "input",
        "description": "Differential SGMII or fiber data input (pair N); AC-coupled with 0.1µF capacitor; receives LVDS signal."
      },
      {
        "number": "18",
        "name": "VDDIO",
        "type": "power_in",
        "description": "I/O power supply 1.8V, 2.5V, or 3.3V ±5%; requires 1µF and 0.1µF decoupling capacitors to ground."
      },
      {
        "number": "19",
        "name": "XO",
        "type": "output",
        "description": "Crystal oscillator output for 25MHz crystal; keep floating if using external clock oscillator."
      },
      {
        "number": "20",
        "name": "XI",
        "type": "input",
        "description": "Crystal oscillator input for 25MHz crystal or external oscillator; VIH ≥ 1.2V, VIL ≤ 0.6V."
      },
      {
        "number": "21",
        "name": "JTAG_CLK/TX_ER",
        "type": "input",
        "description": "JTAG test clock (IEEE 1149.1 compliant) or MII transmit error signal from MAC; weak pull-up."
      },
      {
        "number": "22",
        "name": "JTAG_TDO/GPIO_1",
        "type": "output",
        "description": "JTAG test data output or configurable general-purpose I/O; see GPIO_MUX_CTRL register."
      },
      {
        "number": "23",
        "name": "JTAG_TMS",
        "type": "input",
        "description": "JTAG test mode select for TAP controller (IEEE 1149.1); weak pull-up; TI recommends holding high with 3 clock cycles to reset."
      },
      {
        "number": "24",
        "name": "JTAG_TDI/SD",
        "type": "input",
        "description": "JTAG test data input (IEEE 1149.1) or signal detect input for 1000Base-X/100Base-FX (low-active); weak pull-up."
      },
      {
        "number": "25",
        "name": "TX_D3",
        "type": "input",
        "description": "Transmit data bit 3 from MAC; synchronous with GTX_CLK (RGMII) or TX_CLK (MII); weak pull-down."
      },
      {
        "number": "26",
        "name": "TX_D2",
        "type": "input",
        "description": "Transmit data bit 2 from MAC; synchronous with GTX_CLK (RGMII) or TX_CLK (MII); weak pull-down."
      },
      {
        "number": "27",
        "name": "TX_D1",
        "type": "input",
        "description": "Transmit data bit 1 from MAC; synchronous with GTX_CLK (RGMII) or TX_CLK (MII); weak pull-down."
      },
      {
        "number": "28",
        "name": "TX_D0",
        "type": "input",
        "description": "Transmit data bit 0 from MAC; synchronous with GTX_CLK (RGMII) or TX_CLK (MII); weak pull-down."
      },
      {
        "number": "29",
        "name": "GTX_CLK/TX_CLK",
        "type": "bidirectional",
        "description": "RGMII transmit clock (input at 125MHz for 1000Mbps) or MII transmit clock (output providing 25MHz for 100Mbps, 2.5MHz for 10Mbps); weak pull-down."
      },
      {
        "number": "30",
        "name": "VDDIO",
        "type": "power_in",
        "description": "I/O power supply 1.8V, 2.5V, or 3.3V ±5%; requires 1µF and 0.1µF decoupling capacitors to ground."
      },
      {
        "number": "31",
        "name": "VDD1P1",
        "type": "power_in",
        "description": "1.1V digital power supply ±10%; requires 1µF and 0.1µF decoupling capacitors to ground."
      },
      {
        "number": "32",
        "name": "RX_CLK",
        "type": "output",
        "description": "Recovered receive clock for RGMII/MII modes; 125MHz (1000Mbps), 25MHz (100Mbps), or 2.5MHz (10Mbps); also strap configuration pin; weak pull-down."
      },
      {
        "number": "33",
        "name": "RX_D0",
        "type": "output",
        "description": "Receive data bit 0 to MAC; decoded from cable symbols; also strap configuration pin (4-level); weak pull-down."
      },
      {
        "number": "34",
        "name": "RX_D1",
        "type": "output",
        "description": "Receive data bit 1 to MAC; decoded from cable symbols; also strap configuration pin (4-level); weak pull-down."
      },
      {
        "number": "35",
        "name": "RX_D2",
        "type": "output",
        "description": "Receive data bit 2 to MAC; decoded from cable symbols; also strap configuration pin; weak pull-down."
      },
      {
        "number": "36",
        "name": "RX_D3",
        "type": "output",
        "description": "Receive data bit 3 to MAC; decoded from cable symbols; also strap configuration pin; weak pull-down."
      },
      {
        "number": "37",
        "name": "TX_CTRL/TX_EN",
        "type": "input",
        "description": "RGMII transmit control (combines TX_EN and TX_ER via dual-edge encoding) or MII transmit enable from MAC; weak pull-down."
      },
      {
        "number": "38",
        "name": "RX_CTRL/RX_DV",
        "type": "output",
        "description": "RGMII receive control (combines RX_DV and RX_ER via dual-edge encoding) or MII receive data valid to MAC; also mirror mode strap; weak pull-down."
      },
      {
        "number": "39",
        "name": "VDD1P1",
        "type": "power_in",
        "description": "1.1V digital power supply ±10%; requires 1µF and 0.1µF decoupling capacitors to ground."
      },
      {
        "number": "40",
        "name": "CLK_OUT",
        "type": "output",
        "description": "Configurable clock output (25MHz, 125MHz recovered clock, or TX clock); high impedance output."
      },
      {
        "number": "41",
        "name": "MDIO",
        "type": "bidirectional",
        "description": "Serial management data I/O (open-drain); requires external 1.5kΩ pull-up resistor to VDDIO."
      },
      {
        "number": "42",
        "name": "MDC",
        "type": "input",
        "description": "Serial management interface clock; maximum 25MHz; asynchronous to MAC transmit/receive clocks."
      },
      {
        "number": "43",
        "name": "RESET_N",
        "type": "input",
        "description": "Active-low hardware reset input; minimum 1µs pulse duration required; in IO voltage domain; use 100Ω series resistor and 47µF capacitor to ground."
      },
      {
        "number": "44",
        "name": "INT_N/PWDN_N",
        "type": "bidirectional",
        "description": "Interrupt output (open-drain, active-low) or power-down input (active-low); configurable via register; recommend 2.2kΩ external pull-up to VDDIO."
      },
      {
        "number": "45",
        "name": "LED_2/GPIO_0",
        "type": "bidirectional",
        "description": "LED2 output or configurable GPIO; part of VDDIO voltage domain; also strap configuration pin; weak pull-down."
      },
      {
        "number": "46",
        "name": "LED_1/RX_ER",
        "type": "output",
        "description": "LED1 output or MII receive error signal to MAC; part of VDDIO voltage domain; also strap configuration pin; weak pull-down."
      },
      {
        "number": "47",
        "name": "LED_0",
        "type": "output",
        "description": "LED0 output in VDDIO voltage domain; also strap configuration pin (ANEG_DIS); weak pull-down."
      },
      {
        "number": "48",
        "name": "VDDA1P8_2",
        "type": "power_in",
        "description": "External 1.8V ±5% analog power in three-power mode; requires 1µF and 0.1µF decoupling capacitors when used."
      },
      {
        "number": "49",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: GTX_CLK/TX_CLK pin (29) is bidirectional with mode-dependent behavior: input in RGMII 1000Mbps mode,; RX_CLK pin (32) is multi-functional strap configuration pin that also serves as primary output; dire; RX_D[3:0] pins (33-36) are strap configuration inputs (4-level for RX_D0/D1) that also function as r",
          "exposed pad 49 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 136,
        "cost_usd": 1.3859,
        "at": "2026-09-22T09:18:34"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/dp83869hm",
        "pages": 136,
        "sha256": "c9f251ea9e61fb66",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 49,
        "described": 49,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "dp83869hmrgzr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          7.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f2b38b0b4bf967c77e683e8d4599608b9f0503055ec535b93c4ebb5d0163e916",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "dp83869hmrgzr-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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "9967ca16145bc8f9ee0901a0c7046bb36eeff7990d6427e1a5b63acecae1b631",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}