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EFR32BG22C224F512GM32-CR
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SKYWORKS SILICON LABS RF Transceiver ICs, QFN-32-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+69@@ -0,0 +1,69 @@+# EFR32BG22C224F512GM32-CR++**SKYWORKS SILICON LABS** · RF Transceiver ICs · QFN-32-EP(4x4)++EFR32BG22C224F512GM32-CR from SKYWORKS SILICON LABS, in a QFN-32-EP(4x4). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | PC00 | bidirectional | GPIO port C pin 0 with thermal sensor enable and EM4 wakeup alternate functions. |+| 2 | PC01 | bidirectional | GPIO port C pin 1. |+| 3 | PC02 | bidirectional | GPIO port C pin 2. |+| 4 | PC03 | bidirectional | GPIO port C pin 3. |+| 5 | PC04 | bidirectional | GPIO port C pin 4. |+| 6 | PC05 | bidirectional | GPIO port C pin 5 with EM4 wakeup alternate function. |+| 7 | HFXTAL_I | input | High frequency crystal input for 38.4 MHz oscillator with 3-40 Ω ESR and 10 pF load capacitance. |+| 8 | HFXTAL_O | output | High frequency crystal oscillator output. |+| 9 | RESETn | input | Active-low device reset input with internal pull-up to DVDD, input thresholds 0.3×DVDD to 0.7×DVDD. |+| 10 | RFVDD | power_in | Radio subsystem power supply, 1.71 to 3.8 V. |+| 11 | RFVSS | power_in | Radio subsystem ground. |+| 12 | RF2G4_IO | bidirectional | 2.4 GHz single-ended RF input/output for antenna interface, voltage range -0.3 to VPAVDD+0.3 V. |+| 13 | PAVDD | power_in | Power amplifier power supply, 1.71 to 3.0 V, must satisfy PAVDD ≥ RFVDD. |+| 14 | PB02 | bidirectional | GPIO port B pin 2. |+| 15 | PB01 | bidirectional | GPIO port B pin 1 with EM4 wakeup alternate function. |+| 16 | PB00 | bidirectional | GPIO port B pin 0 with IADC0 negative reference voltage alternate function. |+| 17 | PA00 | bidirectional | GPIO port A pin 0 with IADC0 positive reference voltage alternate function. |+| 18 | PA01 | bidirectional | GPIO port A pin 1 with serial wire debug clock alternate function. |+| 19 | PA02 | bidirectional | GPIO port A pin 2 with serial wire debug data I/O alternate function. |+| 20 | PA03 | bidirectional | GPIO port A pin 3 with trace output and test data alternate functions. |+| 21 | PA04 | bidirectional | GPIO port A pin 4 with trace input and clock alternate functions. |+| 22 | PA05 | bidirectional | GPIO port A pin 5 with EM4 wakeup alternate function. |+| 23 | PA06 | bidirectional | GPIO port A pin 6. |+| 24 | DECOUPLE | power_out | On-chip voltage regulator decoupled output requiring 1.0 to 2.75 µF external decoupling capacitor. |+| 25 | VREGSW | output | DCDC buck regulator switching node for external 2.2 µH inductor and 4.7 µF capacitor filter network. |+| 26 | VREGVDD | power_in | DCDC regulator input supply, 2.2 to 3.8 V in regulation mode or 1.8 to 3.8 V in bypass mode. |+| 27 | VREGVSS | power_in | DCDC regulator ground. |+| 28 | DVDD | power_in | Digital core power supply, 1.71 to 3.8 V, monitored by DVDD BOD in EM0/EM1 and LE DVDD BOD in EM2/EM3/EM4. |+| 29 | AVDD | power_in | Analog power supply, 1.71 to 3.8 V, monitored by AVDD BOD. |+| 30 | IOVDD | power_in | I/O power supply for GPIO pins, 1.71 to 3.8 V, monitored by IOVDD BOD. |+| 31 | PD01 | bidirectional | GPIO port D pin 1 with 32.768 kHz crystal input or external clock input alternate functions. |+| 32 | PD00 | bidirectional | GPIO port D pin 0 with 32.768 kHz crystal output alternate function. |+| 33 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | SKYWORKS SILICON LABS |+| Package | QFN-32-EP(4x4) |+| Category | RF And Wireless |+| Pins | 33 |++## CAD (KiCad official)++- Symbol: `EFR32BG22C224F512GM32-CR`+- Footprint: `Package_DFN_QFN:QFN-32-1EP_4x4mm_P0.4mm_EP2.9x2.9mm`+- 3D model: QFN-32-EP(4x4) (KiCad packages3D, STEP)+- 3D model files: `efr32bg22c224f512gm32-cr-etched.step` / `efr32bg22c224f512gm32-cr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `efr32bg22c224f512gm32-cr.step` / `efr32bg22c224f512gm32-cr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [SKYWORKS SILICON LABS datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588943025020014592) (101 pp, sha256 `9dc49fc97500e829`, retrieved 2026-09-21, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (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/efr32bg22c224f512gm32-cr-datasheet.pdf)
page.jsonadded+294@@ -0,0 +1,294 @@+{+ "slug": "efr32bg22c224f512gm32-cr",+ "version": "0.1.0",+ "type": "component",+ "description": "SKYWORKS SILICON LABS RF Transceiver ICs, QFN-32-EP(4x4). Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "rf and wireless",+ "efr32bg22c224f512gm32-cr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "efr32bg22c224f512gm32-cr.kicad_sym",+ "efr32bg22c224f512gm32-cr.kicad_mod",+ "efr32bg22c224f512gm32-cr.glb",+ "efr32bg22c224f512gm32-cr.step",+ "efr32bg22c224f512gm32-cr.lbr",+ "docs/hero.png",+ "docs/efr32bg22c224f512gm32-cr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "EFR32BG22C224F512GM32-CR",+ "manufacturer": "SKYWORKS SILICON LABS",+ "package": "QFN-32-EP(4x4)",+ "pin_count": 33,+ "category": "RF And Wireless",+ "subcategory": "RF Transceiver ICs",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588943025020014592",+ "parts": {+ "symbol": "efr32bg22c224f512gm32-cr.kicad_sym",+ "footprint": "efr32bg22c224f512gm32-cr.kicad_mod",+ "model_3d": "efr32bg22c224f512gm32-cr-etched.glb",+ "model_3d_plain": "efr32bg22c224f512gm32-cr.glb",+ "model_3d_step": "efr32bg22c224f512gm32-cr-etched.step",+ "model_3d_step_plain": "efr32bg22c224f512gm32-cr.step",+ "lbr": "efr32bg22c224f512gm32-cr.lbr"+ },+ "distributor_links": {+ "lcsc": "C1015253"+ },+ "pins": [+ {+ "number": "1",+ "name": "PC00",+ "type": "bidirectional",+ "description": "GPIO port C pin 0 with thermal sensor enable and EM4 wakeup alternate functions."+ },+ {+ "number": "2",+ "name": "PC01",+ "type": "bidirectional",+ "description": "GPIO port C pin 1."+ },+ {+ "number": "3",+ "name": "PC02",+ "type": "bidirectional",+ "description": "GPIO port C pin 2."+ },+ {+ "number": "4",+ "name": "PC03",+ "type": "bidirectional",+ "description": "GPIO port C pin 3."+ },+ {+ "number": "5",+ "name": "PC04",+ "type": "bidirectional",+ "description": "GPIO port C pin 4."+ },+ {+ "number": "6",+ "name": "PC05",+ "type": "bidirectional",+ "description": "GPIO port C pin 5 with EM4 wakeup alternate function."+ },+ {+ "number": "7",+ "name": "HFXTAL_I",+ "type": "input",+ "description": "High frequency crystal input for 38.4 MHz oscillator with 3-40 Ω ESR and 10 pF load capacitance."+ },+ {+ "number": "8",+ "name": "HFXTAL_O",+ "type": "output",+ "description": "High frequency crystal oscillator output."+ },+ {+ "number": "9",+ "name": "RESETn",+ "type": "input",+ "description": "Active-low device reset input with internal pull-up to DVDD, input thresholds 0.3×DVDD to 0.7×DVDD."+ },+ {+ "number": "10",+ "name": "RFVDD",+ "type": "power_in",+ "description": "Radio subsystem power supply, 1.71 to 3.8 V."+ },+ {+ "number": "11",+ "name": "RFVSS",+ "type": "power_in",+ "description": "Radio subsystem ground."+ },+ {+ "number": "12",+ "name": "RF2G4_IO",+ "type": "bidirectional",+ "description": "2.4 GHz single-ended RF input/output for antenna interface, voltage range -0.3 to VPAVDD+0.3 V."+ },+ {+ "number": "13",+ "name": "PAVDD",+ "type": "power_in",+ "description": "Power amplifier power supply, 1.71 to 3.0 V, must satisfy PAVDD ≥ RFVDD."+ },+ {+ "number": "14",+ "name": "PB02",+ "type": "bidirectional",+ "description": "GPIO port B pin 2."+ },+ {+ "number": "15",+ "name": "PB01",+ "type": "bidirectional",+ "description": "GPIO port B pin 1 with EM4 wakeup alternate function."+ },+ {+ "number": "16",+ "name": "PB00",+ "type": "bidirectional",+ "description": "GPIO port B pin 0 with IADC0 negative reference voltage alternate function."+ },+ {+ "number": "17",+ "name": "PA00",+ "type": "bidirectional",+ "description": "GPIO port A pin 0 with IADC0 positive reference voltage alternate function."+ },+ {+ "number": "18",+ "name": "PA01",+ "type": "bidirectional",+ "description": "GPIO port A pin 1 with serial wire debug clock alternate function."+ },+ {+ "number": "19",+ "name": "PA02",+ "type": "bidirectional",+ "description": "GPIO port A pin 2 with serial wire debug data I/O alternate function."+ },+ {+ "number": "20",+ "name": "PA03",+ "type": "bidirectional",+ "description": "GPIO port A pin 3 with trace output and test data alternate functions."+ },+ {+ "number": "21",+ "name": "PA04",+ "type": "bidirectional",+ "description": "GPIO port A pin 4 with trace input and clock alternate functions."+ },+ {+ "number": "22",+ "name": "PA05",+ "type": "bidirectional",+ "description": "GPIO port A pin 5 with EM4 wakeup alternate function."+ },+ {+ "number": "23",+ "name": "PA06",+ "type": "bidirectional",+ "description": "GPIO port A pin 6."+ },+ {+ "number": "24",+ "name": "DECOUPLE",+ "type": "power_out",+ "description": "On-chip voltage regulator decoupled output requiring 1.0 to 2.75 µF external decoupling capacitor."+ },+ {+ "number": "25",+ "name": "VREGSW",+ "type": "output",+ "description": "DCDC buck regulator switching node for external 2.2 µH inductor and 4.7 µF capacitor filter network."+ },+ {+ "number": "26",+ "name": "VREGVDD",+ "type": "power_in",+ "description": "DCDC regulator input supply, 2.2 to 3.8 V in regulation mode or 1.8 to 3.8 V in bypass mode."+ },+ {+ "number": "27",+ "name": "VREGVSS",+ "type": "power_in",+ "description": "DCDC regulator ground."+ },+ {+ "number": "28",+ "name": "DVDD",+ "type": "power_in",+ "description": "Digital core power supply, 1.71 to 3.8 V, monitored by DVDD BOD in EM0/EM1 and LE DVDD BOD in EM2/EM3/EM4."+ },+ {+ "number": "29",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog power supply, 1.71 to 3.8 V, monitored by AVDD BOD."+ },+ {+ "number": "30",+ "name": "IOVDD",+ "type": "power_in",+ "description": "I/O power supply for GPIO pins, 1.71 to 3.8 V, monitored by IOVDD BOD."+ },+ {+ "number": "31",+ "name": "PD01",+ "type": "bidirectional",+ "description": "GPIO port D pin 1 with 32.768 kHz crystal input or external clock input alternate functions."+ },+ {+ "number": "32",+ "name": "PD00",+ "type": "bidirectional",+ "description": "GPIO port D pin 0 with 32.768 kHz crystal output alternate function."+ },+ {+ "number": "33",+ "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: Exposed pad (EP) listed in package designation QFN32-EP(4x4) is mentioned in PCB land pattern specif; VREGSW (Pin 25) is classified as output but functions as a DCDC switching node that alternates betwe",+ "exposed pad 33 added from the footprint"+ ],+ "pages_sent": 101,+ "cost_usd": 0.739,+ "at": "2026-09-21T16:13:15"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588943025020014592",+ "pages": 101,+ "sha256": "9dc49fc97500e829",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 33,+ "described": 33,+ "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]"+ }+}