component
CC2420RGZR
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Texas Instruments RF Transceiver ICs, VQFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+85@@ -0,0 +1,85 @@+# CC2420RGZR++**Texas Instruments** · RF Transceiver ICs · VQFN-48-EP(7x7)++CC2420RGZR from Texas Instruments, in a VQFN-48-EP(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | VCO_GUARD | power_in | Guard ring connection for VCO to AVDD shielding. |+| 2 | AVDD_VCO | power_in | 1.8 V power supply for VCO. |+| 3 | AVDD_PRE | power_in | 1.8 V power supply for prescaler. |+| 4 | AVDD_RF1 | power_in | 1.8 V power supply for RF front-end. |+| 5 | GND | power_in | Analog ground pin for RF shielding. |+| 6 | RF_P | bidirectional | Positive RF input/output signal for LNA in receive mode and PA in transmit mode. |+| 7 | TXRX_SWITCH | power_in | RF front-end common supply connection requiring external DC connection to RF_P and RF_N. |+| 8 | RF_N | bidirectional | Negative RF input/output signal for LNA in receive mode and PA in transmit mode. |+| 9 | GND | power_in | Analog ground pin for RF shielding. |+| 10 | AVDD_SW | power_in | 1.8 V power supply for LNA and PA switch. |+| 11 | NC | unconnected | Not connected. |+| 12 | NC | unconnected | Not connected. |+| 13 | NC | unconnected | Not connected. |+| 14 | AVDD_RF2 | power_in | 1.8 V power supply for receive and transmit mixers. |+| 15 | AVDD_IF2 | power_in | 1.8 V power supply for transmit and receive IF chain. |+| 16 | NC | unconnected | Not connected. |+| 17 | AVDD_ADC | power_in | 1.8 V power supply for analog sections of ADCs and DACs. |+| 18 | DVDD_ADC | power_in | 1.8 V power supply for digital sections of receive ADCs. |+| 19 | DGND_GUARD | power_in | Digital ground connection for digital noise isolation. |+| 20 | DGUARD | power_in | 1.8 V power supply connection for digital noise isolation. |+| 21 | RESETn | input | Asynchronous active-low digital reset. |+| 22 | DGND | power_in | Digital ground connection for digital core and pads. |+| 23 | DSUB_PADS | power_in | Substrate ground connection for digital pads. |+| 24 | DSUB_CORE | power_in | Substrate ground connection for digital modules. |+| 25 | DVDD3.3 | power_in | 3.3 V power supply for digital I/Os with voltage range 1.6 to 3.6 V matching external interfacing circuit. |+| 26 | DVDD1.8 | power_in | 1.8 V power supply for digital core. |+| 27 | SFD | output | Start of Frame Delimiter digital output or digital mux output. |+| 28 | CCA | output | Clear Channel Assessment digital output or digital mux output. |+| 29 | FIFOP | output | Active high when RXFIFO bytes exceed threshold or serial RF clock in test mode. |+| 30 | FIFO | bidirectional | Active high when data in RXFIFO or serial RF data input/output in test mode. |+| 31 | CSn | input | SPI chip select active low. |+| 32 | SCLK | input | SPI serial clock input up to 10 MHz maximum frequency. |+| 33 | SI | input | SPI slave input sampled on positive edge of SCLK. |+| 34 | SO | tri_state | SPI slave output tristate updated on negative edge of SCLK. |+| 35 | DVDD_RAM | power_in | 1.8 V power supply for digital RAM. |+| 36 | NC | unconnected | Not connected. |+| 37 | AVDD_XOSC16 | power_in | 1.8 V power supply for 16 MHz crystal oscillator. |+| 38 | XOSC16_Q2 | bidirectional | 16 MHz crystal oscillator pin 2. |+| 39 | XOSC16_Q1 | bidirectional | 16 MHz crystal oscillator pin 1 or external clock input. |+| 40 | NC | unconnected | Not connected. |+| 41 | VREG_EN | input | Voltage regulator enable active high held at VREG_IN voltage level. |+| 42 | VREG_OUT | power_out | Voltage regulator 1.8 V power supply output. |+| 43 | VREG_IN | power_in | Voltage regulator power supply input with 2.1 to 3.6 V range. |+| 44 | AVDD_IF1 | power_in | 1.8 V power supply for transmit and receive IF chain. |+| 45 | R_BIAS | output | External precision resistor connection for 43 kΩ ±1% component. |+| 46 | ATEST2 | bidirectional | Analog test I/O for prototype and production testing. |+| 47 | ATEST1 | bidirectional | Analog test I/O for prototype and production testing. |+| 48 | AVDD_CHP | power_in | 1.8 V power supply for phase detector and charge pump. |+| 49 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | VQFN-48-EP(7x7) |+| Category | Radio Frequency Chip/Antenna |+| Pins | 49 |++## CAD (KiCad official)++- Symbol: `CC2420RGZR`+- Footprint: `Package_DFN_QFN:QFN-48-1EP_7x7mm_P0.5mm_EP5.15x5.15mm`+- 3D model: VQFN-48-EP(7x7) (KiCad packages3D, STEP)+- 3D model files: `cc2420rgzr-etched.step` / `cc2420rgzr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cc2420rgzr.step` / `cc2420rgzr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/cc2420) (90 pp, sha256 `7816553859cd665f`, retrieved 2026-10-01, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/cc2420rgzr-datasheet.pdf)
page.jsonadded+405@@ -0,0 +1,405 @@+{+ "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 kΩ ±1% 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"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}