DP83867ERGZR

{
  "schema_version": 1,
  "type": "component",
  "slug": "dp83867ergzr",
  "title": "DP83867ERGZR",
  "brief": "Texas Instruments Interface - Specialized, VQFN-48-EP(7x7). 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",
    "dp83867ergzr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "DP83867ERGZR",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-48-EP(7x7)",
    "pin_count": 49,
    "category": "Interface",
    "subcategory": "Interface - Specialized",
    "datasheet": "https://www.ti.com/cn/lit/gpn/dp83867is",
    "parts": {
      "symbol": "dp83867ergzr.kicad_sym",
      "footprint": "dp83867ergzr.kicad_mod",
      "model_3d": "dp83867ergzr-etched.glb",
      "model_3d_plain": "dp83867ergzr.glb",
      "model_3d_step": "dp83867ergzr-etched.step",
      "model_3d_step_plain": "dp83867ergzr.step",
      "lbr": "dp83867ergzr.lbr"
    },
    "distributor_links": {
      "lcsc": "C913839"
    },
    "pins": [
      {
        "number": "1",
        "name": "TD_P_A",
        "type": "passive",
        "description": "Transmit/receive differential signal pair A positive for 1000BASE-T physical layer connection via transformer."
      },
      {
        "number": "2",
        "name": "TD_M_A",
        "type": "passive",
        "description": "Transmit/receive differential signal pair A negative for 1000BASE-T physical layer connection via transformer."
      },
      {
        "number": "3",
        "name": "VDDA2P5",
        "type": "power_in",
        "description": "2.5V analog power supply with ±5% tolerance; requires 1µF and 0.1µF decoupling capacitors to ground on each pin."
      },
      {
        "number": "4",
        "name": "TD_P_B",
        "type": "passive",
        "description": "Transmit/receive differential signal pair B positive for 1000BASE-T physical layer connection via transformer."
      },
      {
        "number": "5",
        "name": "TD_M_B",
        "type": "passive",
        "description": "Transmit/receive differential signal pair B negative for 1000BASE-T physical layer connection via transformer."
      },
      {
        "number": "6",
        "name": "VDD1P0",
        "type": "power_in",
        "description": "1V analog power supply with +15.5% and -5% tolerance; requires 1µF and 0.1µF decoupling capacitors to ground on each pin."
      },
      {
        "number": "7",
        "name": "TD_P_C",
        "type": "passive",
        "description": "Transmit/receive differential signal pair C positive for 1000BASE-T physical layer connection via transformer."
      },
      {
        "number": "8",
        "name": "TD_M_C",
        "type": "passive",
        "description": "Transmit/receive differential signal pair C negative for 1000BASE-T physical layer connection via transformer."
      },
      {
        "number": "9",
        "name": "VDDA2P5",
        "type": "power_in",
        "description": "2.5V analog power supply with ±5% tolerance; requires 1µF and 0.1µF decoupling capacitors to ground on each pin."
      },
      {
        "number": "10",
        "name": "TD_P_D",
        "type": "passive",
        "description": "Transmit/receive differential signal pair D positive for 1000BASE-T physical layer connection via transformer."
      },
      {
        "number": "11",
        "name": "TD_M_D",
        "type": "passive",
        "description": "Transmit/receive differential signal pair D negative for 1000BASE-T physical layer connection via transformer."
      },
      {
        "number": "12",
        "name": "RBIAS",
        "type": "passive",
        "description": "Bias resistor connection terminal; requires external 11kΩ ±1% resistor to ground for impedance network tuning."
      },
      {
        "number": "13",
        "name": "VDDA1P8",
        "type": "power_in",
        "description": "1.8V analog power supply with ±5% tolerance; no external power required in dual-supply mode, but 1µF and 0.1µF capacitors to ground recommended if external supply used."
      },
      {
        "number": "14",
        "name": "XO",
        "type": "output",
        "description": "Crystal oscillator output terminal for 25MHz crystal; keep floating if external clock source is used on XI pin."
      },
      {
        "number": "15",
        "name": "XI",
        "type": "input",
        "description": "Crystal oscillator input terminal accepting 25MHz oscillator or crystal with 50ppm frequency accuracy and 1.5V to 1.9V amplitude."
      },
      {
        "number": "16",
        "name": "MDC",
        "type": "input",
        "description": "Management data clock input synchronized to MDIO data; maximum clock rate is 25MHz with no minimum requirement."
      },
      {
        "number": "17",
        "name": "MDIO",
        "type": "bidirectional",
        "description": "Bidirectional management data I/O terminal requiring external 1.5kΩ to 2.2kΩ pull-up resistor to VDDIO for IEEE 802.3 compliance."
      },
      {
        "number": "18",
        "name": "CLK_OUT",
        "type": "output",
        "description": "Programmable clock output providing 25MHz, 125MHz, or divide-by-5 derived clock synchronized to XI, RX, or TX reference per IO_MUX_CFG register."
      },
      {
        "number": "19",
        "name": "VDDIO",
        "type": "power_in",
        "description": "I/O power supply selectable as 3.3V (±5%), 2.5V (±5%), or 1.8V (±5%); requires 1µF and 0.1µF decoupling capacitors to ground on each pin."
      },
      {
        "number": "20",
        "name": "JTAG_CLK",
        "type": "input",
        "description": "JTAG test clock input compliant with IEEE 1149.1 standard supporting maximum 2.5MHz clock frequency; requires internal pull-up resistor."
      },
      {
        "number": "21",
        "name": "JTAG_TDO",
        "type": "output",
        "description": "JTAG test data output pin providing serial scan data from IEEE 1149.1 compliant test interface."
      },
      {
        "number": "22",
        "name": "JTAG_TMS",
        "type": "input",
        "description": "JTAG test mode select input controlling TAP controller state machine per IEEE 1149.1; requires internal pull-up and recommended held high with 3 clock pulses for reset."
      },
      {
        "number": "23",
        "name": "JTAG_TDI",
        "type": "input",
        "description": "JTAG test data input pin for serial scan input compliance with IEEE 1149.1 standard; requires internal pull-up resistor."
      },
      {
        "number": "24",
        "name": "VDD1P0",
        "type": "power_in",
        "description": "1V analog power supply with +15.5% and -5% tolerance; requires 1µF and 0.1µF decoupling capacitors to ground on each pin."
      },
      {
        "number": "25",
        "name": "TX_D3",
        "type": "input",
        "description": "RGMII transmit data bit 3 synchronized to GTX_CLK; transfers data from MAC to PHY in RGMII mode at 10/100/1000Mbps."
      },
      {
        "number": "26",
        "name": "TX_D2",
        "type": "input",
        "description": "RGMII transmit data bit 2 synchronized to GTX_CLK; transfers data from MAC to PHY in RGMII mode at 10/100/1000Mbps."
      },
      {
        "number": "27",
        "name": "TX_D1",
        "type": "input",
        "description": "RGMII transmit data bit 1 synchronized to GTX_CLK; transfers data from MAC to PHY in RGMII mode, or functions as SGMII_SIP differential pair in SGMII mode."
      },
      {
        "number": "28",
        "name": "TX_D0",
        "type": "input",
        "description": "RGMII transmit data bit 0 synchronized to GTX_CLK; transfers data from MAC to PHY in RGMII mode, or functions as SGMII_SIN differential pair in SGMII mode."
      },
      {
        "number": "29",
        "name": "GTX_CLK",
        "type": "input",
        "description": "RGMII transmit clock input from MAC with nominal 125MHz frequency for 1000Mbps; scaled to 25MHz at 100Mbps and 2.5MHz at 10Mbps operation."
      },
      {
        "number": "30",
        "name": "VDDIO",
        "type": "power_in",
        "description": "I/O power supply selectable as 3.3V (±5%), 2.5V (±5%), or 1.8V (±5%); requires 1µF and 0.1µF decoupling capacitors to ground on each pin."
      },
      {
        "number": "31",
        "name": "VDD1P0",
        "type": "power_in",
        "description": "1V analog power supply with +15.5% and -5% tolerance; requires 1µF and 0.1µF decoupling capacitors to ground on each pin."
      },
      {
        "number": "32",
        "name": "RX_CLK",
        "type": "output",
        "description": "RGMII recovered receive clock output frequency dependent on link speed: 2.5MHz (10Mbps), 25MHz (100Mbps), or 125MHz (1000Mbps)."
      },
      {
        "number": "33",
        "name": "RX_D0",
        "type": "output",
        "description": "RGMII receive data bit 0 synchronized to RX_CLK; transfers data from PHY to MAC in RGMII mode, or functions as SGMII_COP differential pair in SGMII mode."
      },
      {
        "number": "34",
        "name": "RX_D1",
        "type": "output",
        "description": "RGMII receive data bit 1 synchronized to RX_CLK; transfers data from PHY to MAC in RGMII mode, or functions as SGMII_CON differential pair in SGMII mode."
      },
      {
        "number": "35",
        "name": "RX_D2",
        "type": "output",
        "description": "RGMII receive data bit 2 synchronized to RX_CLK; transfers data from PHY to MAC in RGMII mode, or functions as SGMII_SOP differential pair in SGMII mode."
      },
      {
        "number": "36",
        "name": "RX_D3",
        "type": "output",
        "description": "RGMII receive data bit 3 synchronized to RX_CLK; transfers data from PHY to MAC in RGMII mode, or functions as SGMII_SON differential pair in SGMII mode."
      },
      {
        "number": "37",
        "name": "TX_CTRL",
        "type": "input",
        "description": "RGMII transmit control combining GMII transmit enable and error signals using dual-edge clocking on GTX_CLK for 1000Mbps operation."
      },
      {
        "number": "38",
        "name": "RX_CTRL",
        "type": "output",
        "description": "RGMII receive control combining receive data valid and error signals RXDV_ER using dual-edge clocking on RX_CLK; serves as configuration pin in Strap mode."
      },
      {
        "number": "39",
        "name": "GPIO_0",
        "type": "output",
        "description": "Configurable general-purpose I/O providing multipurpose signal selection via GPIO_MUX_CTRL register; serves as RGMII RX clock delay configuration pin in Strap mode."
      },
      {
        "number": "40",
        "name": "GPIO_1",
        "type": "output",
        "description": "Configurable general-purpose I/O providing multipurpose signal selection via GPIO_MUX_CTRL register; serves as RGMII clock delay configuration pins in Strap mode."
      },
      {
        "number": "41",
        "name": "VDDIO",
        "type": "power_in",
        "description": "I/O power supply selectable as 3.3V (±5%), 2.5V (±5%), or 1.8V (±5%); requires 1µF and 0.1µF decoupling capacitors to ground on each pin."
      },
      {
        "number": "42",
        "name": "VDD1P0",
        "type": "power_in",
        "description": "1V analog power supply with +15.5% and -5% tolerance; requires 1µF and 0.1µF decoupling capacitors to ground on each pin."
      },
      {
        "number": "43",
        "name": "RESET_N",
        "type": "input",
        "description": "Active-low asynchronous reset input requiring minimum 1µs low pulse; initializes all internal registers to default state and relatches hardware configuration pins."
      },
      {
        "number": "44",
        "name": "INT/PWDN",
        "type": "bidirectional",
        "description": "Dual-function open-drain output for interrupt signaling or active-low input for power-down mode; requires external 2.2kΩ pull-up to VDDIO when used as interrupt output."
      },
      {
        "number": "45",
        "name": "LED_2",
        "type": "output",
        "description": "Configurable LED output pin providing activity or link status indication; default function shows transmit/receive activity with programmable LEDCR1 configuration."
      },
      {
        "number": "46",
        "name": "LED_1",
        "type": "output",
        "description": "Configurable LED output pin providing link status indication; default function shows 1000BASE-T link establishment with programmable LEDCR1 configuration."
      },
      {
        "number": "47",
        "name": "LED_0",
        "type": "output",
        "description": "Configurable LED output pin providing link establishment indication; default function shows active link status with programmable LEDCR1 configuration; serves as SGMII enable Strap pin."
      },
      {
        "number": "48",
        "name": "VDDA1P8",
        "type": "power_in",
        "description": "1.8V analog power supply with ±5% tolerance; no external power required in dual-supply mode, but 1µF and 0.1µF capacitors to ground recommended if external supply 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: Dual-function pins (27, 28, 33, 34, 35, 36) have both RGMII and SGMII mode names; descriptions show ; Die attach pad (DAP) labeled as GND on package diagram not included in standard pin list; thermal pa; Pins 38, 39, 40 listed as output type but datasheet indicates configuration pin (S) functionality wi",
          "exposed pad 49 added from the footprint"
        ],
        "pages_sent": 127,
        "cost_usd": 1.6985,
        "at": "2026-09-21T21:57:35"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/dp83867is",
        "pages": 127,
        "sha256": "101dd83b84e239fd",
        "source_tier": "lcsc"
      },
      "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": "dp83867ergzr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7,
          7,
          0.77
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f2b38b0b4bf967c77e683e8d4599608b9f0503055ec535b93c4ebb5d0163e916",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "dp83867ergzr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7,
          7,
          0.77
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "bc86d9c40120b7bd8b692f276cdd9f0faac52f60516c150bee8b5fb01a4e3bc7",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "VQFN-48-EP(7x7)",
      "Category": "Interface",
      "Pins": "49"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "dp83867ergzr"
  ],
  "discovery_pitch": "DP83867ERGZR (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "dp83867ergzr.kicad_sym",
    "dp83867ergzr.kicad_mod",
    "dp83867ergzr.glb",
    "dp83867ergzr.step",
    "dp83867ergzr.lbr",
    "docs/hero.png",
    "docs/dp83867ergzr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T19:53:57.395Z"
}