CC2520RHDT

{
  "slug": "cc2520rhdt",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments RF Transceiver ICs, VQFN-28-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "rf and wireless",
    "cc2520rhdt",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cc2520rhdt.kicad_sym",
    "cc2520rhdt.kicad_mod",
    "cc2520rhdt.glb",
    "cc2520rhdt.step",
    "cc2520rhdt.lbr",
    "docs/hero.png",
    "docs/cc2520rhdt-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cc2520rhdt-hero.glb",
    "cc2520rhdt-hero.overlay.json"
  ],
  "component": {
    "mpn": "CC2520RHDT",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-28-EP(5x5)",
    "pin_count": 29,
    "category": "RF And Wireless",
    "subcategory": "RF Transceiver ICs",
    "datasheet": "https://www.ti.com/cn/lit/gpn/cc2520",
    "parts": {
      "symbol": "cc2520rhdt.kicad_sym",
      "footprint": "cc2520rhdt.kicad_mod",
      "model_3d": "cc2520rhdt-hero.glb",
      "model_3d_plain": "cc2520rhdt.glb",
      "model_3d_step": "cc2520rhdt-etched.step",
      "model_3d_step_plain": "cc2520rhdt.step",
      "lbr": "cc2520rhdt.lbr"
    },
    "distributor_links": {
      "lcsc": "C2861807",
      "digikey": "296-22996-2-ND",
      "mouser": "595-CC2520RHDT"
    },
    "distributor_check": {
      "checked_at": "2026-10-12T08:17:53Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-22996-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-CC2520RHDT",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SO",
        "type": "output",
        "description": "SPI interface: Serial Out."
      },
      {
        "number": "2",
        "name": "SI",
        "type": "input",
        "description": "SPI interface: Serial In."
      },
      {
        "number": "3",
        "name": "CSn",
        "type": "input",
        "description": "SPI interface: Chip Select, active low."
      },
      {
        "number": "4",
        "name": "GPIO5",
        "type": "bidirectional",
        "description": "General purpose digital I/O."
      },
      {
        "number": "5",
        "name": "GPIO4",
        "type": "bidirectional",
        "description": "General purpose digital I/O."
      },
      {
        "number": "6",
        "name": "GPIO3",
        "type": "bidirectional",
        "description": "General purpose digital I/O."
      },
      {
        "number": "7",
        "name": "GPIO2",
        "type": "bidirectional",
        "description": "General purpose digital I/O."
      },
      {
        "number": "8",
        "name": "DVDD",
        "type": "power_in",
        "description": "1.8 V to 3.8 V digital power supply for digital pads."
      },
      {
        "number": "9",
        "name": "GPIO1",
        "type": "bidirectional",
        "description": "General purpose digital I/O."
      },
      {
        "number": "10",
        "name": "GPIO0",
        "type": "bidirectional",
        "description": "General purpose digital I/O."
      },
      {
        "number": "11",
        "name": "AVDD5",
        "type": "power_in",
        "description": "1.8 V to 3.8 V analog power supply connection."
      },
      {
        "number": "12",
        "name": "XOSC32M_Q2",
        "type": "bidirectional",
        "description": "Crystal oscillator pin 2 (analog I/O)."
      },
      {
        "number": "13",
        "name": "XOSC32M_Q1",
        "type": "bidirectional",
        "description": "Crystal oscillator pin 1 (analog I/O)."
      },
      {
        "number": "14",
        "name": "AVDD3",
        "type": "power_in",
        "description": "1.8 V to 3.8 V analog power supply connection."
      },
      {
        "number": "15",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "16",
        "name": "AVDD2",
        "type": "power_in",
        "description": "1.8 V to 3.8 V analog power supply connection."
      },
      {
        "number": "17",
        "name": "RF_P",
        "type": "bidirectional",
        "description": "Positive RF input signal to LNA in receive mode; positive RF output signal from PA in transmit mode."
      },
      {
        "number": "18",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "19",
        "name": "RF_N",
        "type": "bidirectional",
        "description": "Negative RF input signal to LNA in receive mode; negative RF output signal from PA in transmit mode."
      },
      {
        "number": "20",
        "name": "AVDD1",
        "type": "power_in",
        "description": "1.8 V to 3.8 V analog power supply connection."
      },
      {
        "number": "21",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "22",
        "name": "AVDD4",
        "type": "power_in",
        "description": "1.8 V to 3.8 V analog power supply connection."
      },
      {
        "number": "23",
        "name": "RBIAS",
        "type": "bidirectional",
        "description": "External precision bias resistor for reference current; 56 kΩ, ±1%."
      },
      {
        "number": "24",
        "name": "AVDD_GUARD",
        "type": "power_in",
        "description": "Power supply connection for digital noise isolation and digital voltage regulator."
      },
      {
        "number": "25",
        "name": "RESETn",
        "type": "input",
        "description": "External reset pin, active low."
      },
      {
        "number": "26",
        "name": "VREG_EN",
        "type": "input",
        "description": "When high, the digital voltage regulator is active."
      },
      {
        "number": "27",
        "name": "DCOUPL",
        "type": "power_out",
        "description": "1.6 V to 2.0 V digital power supply output for decoupling; this pin cannot be used to supply any external devices."
      },
      {
        "number": "28",
        "name": "SCLK",
        "type": "input",
        "description": "SPI interface: Serial Clock, maximum 8 MHz."
      },
      {
        "number": "29",
        "name": "AGND",
        "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 exposed die attach pad is labelled AGND (Ground, analog) in the datasheet but has no printed pin; The datasheet types the analog and RF pins as 'Analog IO' and 'RF IO' with no KiCad class. They are ; NC pins 15, 18 and 21 are listed in the pinout table as Not Connected. They are kept as unconnected ",
          "exposed pad 29 added from the footprint"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0708,
        "at": "2026-10-12T08:17:38"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/cc2520",
        "pages": 132,
        "sha256": "a4b543243d382b6a",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 29,
        "described": 29,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cc2520rhdt.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.0,
          5.0,
          0.92
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "e9d6d740f505b03e5aa0ac826330f9e269344b84656d051f50eb07ac162749eb",
        "checked": "2026-10-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cc2520rhdt-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.0,
          5.0,
          0.92
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d38171e99cc0888cc0b33c5a2fae086e2592bc3aa105058a461ef7a1a2eedd92",
        "checked": "2026-10-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}