CC2420RGZR

{
  "slug": "cc2420rgzr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments RF Transceiver ICs, VQFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "radio frequency chip-antenna",
    "cc2420rgzr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cc2420rgzr.kicad_sym",
    "cc2420rgzr.kicad_mod",
    "cc2420rgzr.glb",
    "cc2420rgzr.step",
    "cc2420rgzr.lbr",
    "docs/hero.png",
    "docs/cc2420rgzr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "CC2420RGZR",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-48-EP(7x7)",
    "pin_count": 49,
    "category": "Radio Frequency Chip/Antenna",
    "subcategory": "RF Transceiver ICs",
    "datasheet": "https://www.ti.com/cn/lit/gpn/cc2420",
    "parts": {
      "symbol": "cc2420rgzr.kicad_sym",
      "footprint": "cc2420rgzr.kicad_mod",
      "model_3d": "cc2420rgzr-etched.glb",
      "model_3d_plain": "cc2420rgzr.glb",
      "model_3d_step": "cc2420rgzr-etched.step",
      "model_3d_step_plain": "cc2420rgzr.step",
      "lbr": "cc2420rgzr.lbr"
    },
    "distributor_links": {
      "lcsc": "C179669",
      "digikey": "296-38893-2-ND",
      "mouser": "595-CC2420RGZR"
    },
    "distributor_check": {
      "checked_at": "2026-10-01T00:35:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-38893-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-CC2420RGZR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCO_GUARD",
        "type": "power_in",
        "description": "Guard ring connection for VCO to AVDD shielding."
      },
      {
        "number": "2",
        "name": "AVDD_VCO",
        "type": "power_in",
        "description": "1.8 V power supply for VCO."
      },
      {
        "number": "3",
        "name": "AVDD_PRE",
        "type": "power_in",
        "description": "1.8 V power supply for prescaler."
      },
      {
        "number": "4",
        "name": "AVDD_RF1",
        "type": "power_in",
        "description": "1.8 V power supply for RF front-end."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Analog ground pin for RF shielding."
      },
      {
        "number": "6",
        "name": "RF_P",
        "type": "bidirectional",
        "description": "Positive RF input/output signal for LNA in receive mode and PA in transmit mode."
      },
      {
        "number": "7",
        "name": "TXRX_SWITCH",
        "type": "power_in",
        "description": "RF front-end common supply connection requiring external DC connection to RF_P and RF_N."
      },
      {
        "number": "8",
        "name": "RF_N",
        "type": "bidirectional",
        "description": "Negative RF input/output signal for LNA in receive mode and PA in transmit mode."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Analog ground pin for RF shielding."
      },
      {
        "number": "10",
        "name": "AVDD_SW",
        "type": "power_in",
        "description": "1.8 V power supply for LNA and PA switch."
      },
      {
        "number": "11",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "12",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "13",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "14",
        "name": "AVDD_RF2",
        "type": "power_in",
        "description": "1.8 V power supply for receive and transmit mixers."
      },
      {
        "number": "15",
        "name": "AVDD_IF2",
        "type": "power_in",
        "description": "1.8 V power supply for transmit and receive IF chain."
      },
      {
        "number": "16",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "17",
        "name": "AVDD_ADC",
        "type": "power_in",
        "description": "1.8 V power supply for analog sections of ADCs and DACs."
      },
      {
        "number": "18",
        "name": "DVDD_ADC",
        "type": "power_in",
        "description": "1.8 V power supply for digital sections of receive ADCs."
      },
      {
        "number": "19",
        "name": "DGND_GUARD",
        "type": "power_in",
        "description": "Digital ground connection for digital noise isolation."
      },
      {
        "number": "20",
        "name": "DGUARD",
        "type": "power_in",
        "description": "1.8 V power supply connection for digital noise isolation."
      },
      {
        "number": "21",
        "name": "RESETn",
        "type": "input",
        "description": "Asynchronous active-low digital reset."
      },
      {
        "number": "22",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground connection for digital core and pads."
      },
      {
        "number": "23",
        "name": "DSUB_PADS",
        "type": "power_in",
        "description": "Substrate ground connection for digital pads."
      },
      {
        "number": "24",
        "name": "DSUB_CORE",
        "type": "power_in",
        "description": "Substrate ground connection for digital modules."
      },
      {
        "number": "25",
        "name": "DVDD3.3",
        "type": "power_in",
        "description": "3.3 V power supply for digital I/Os with voltage range 1.6 to 3.6 V matching external interfacing circuit."
      },
      {
        "number": "26",
        "name": "DVDD1.8",
        "type": "power_in",
        "description": "1.8 V power supply for digital core."
      },
      {
        "number": "27",
        "name": "SFD",
        "type": "output",
        "description": "Start of Frame Delimiter digital output or digital mux output."
      },
      {
        "number": "28",
        "name": "CCA",
        "type": "output",
        "description": "Clear Channel Assessment digital output or digital mux output."
      },
      {
        "number": "29",
        "name": "FIFOP",
        "type": "output",
        "description": "Active high when RXFIFO bytes exceed threshold or serial RF clock in test mode."
      },
      {
        "number": "30",
        "name": "FIFO",
        "type": "bidirectional",
        "description": "Active high when data in RXFIFO or serial RF data input/output in test mode."
      },
      {
        "number": "31",
        "name": "CSn",
        "type": "input",
        "description": "SPI chip select active low."
      },
      {
        "number": "32",
        "name": "SCLK",
        "type": "input",
        "description": "SPI serial clock input up to 10 MHz maximum frequency."
      },
      {
        "number": "33",
        "name": "SI",
        "type": "input",
        "description": "SPI slave input sampled on positive edge of SCLK."
      },
      {
        "number": "34",
        "name": "SO",
        "type": "tri_state",
        "description": "SPI slave output tristate updated on negative edge of SCLK."
      },
      {
        "number": "35",
        "name": "DVDD_RAM",
        "type": "power_in",
        "description": "1.8 V power supply for digital RAM."
      },
      {
        "number": "36",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "37",
        "name": "AVDD_XOSC16",
        "type": "power_in",
        "description": "1.8 V power supply for 16 MHz crystal oscillator."
      },
      {
        "number": "38",
        "name": "XOSC16_Q2",
        "type": "bidirectional",
        "description": "16 MHz crystal oscillator pin 2."
      },
      {
        "number": "39",
        "name": "XOSC16_Q1",
        "type": "bidirectional",
        "description": "16 MHz crystal oscillator pin 1 or external clock input."
      },
      {
        "number": "40",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "41",
        "name": "VREG_EN",
        "type": "input",
        "description": "Voltage regulator enable active high held at VREG_IN voltage level."
      },
      {
        "number": "42",
        "name": "VREG_OUT",
        "type": "power_out",
        "description": "Voltage regulator 1.8 V power supply output."
      },
      {
        "number": "43",
        "name": "VREG_IN",
        "type": "power_in",
        "description": "Voltage regulator power supply input with 2.1 to 3.6 V range."
      },
      {
        "number": "44",
        "name": "AVDD_IF1",
        "type": "power_in",
        "description": "1.8 V power supply for transmit and receive IF chain."
      },
      {
        "number": "45",
        "name": "R_BIAS",
        "type": "output",
        "description": "External precision resistor connection for 43 k\u03a9 \u00b11% component."
      },
      {
        "number": "46",
        "name": "ATEST2",
        "type": "bidirectional",
        "description": "Analog test I/O for prototype and production testing."
      },
      {
        "number": "47",
        "name": "ATEST1",
        "type": "bidirectional",
        "description": "Analog test I/O for prototype and production testing."
      },
      {
        "number": "48",
        "name": "AVDD_CHP",
        "type": "power_in",
        "description": "1.8 V power supply for phase detector and charge pump."
      },
      {
        "number": "49",
        "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-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "exposed pad 49 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 28,
        "cost_usd": 0.2509,
        "at": "2026-10-01T00:35:26"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/cc2420",
        "pages": 90,
        "sha256": "7816553859cd665f",
        "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"
    }
  }
}