component
EFR32BG22C224F512GM32-CR
Public Made by Adomby adom
SKYWORKS SILICON LABS RF Transceiver ICs, QFN-32-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownEFR32BG22C224F512GM32-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.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);efr32bg22c224f512gm32-cr.step/efr32bg22c224f512gm32-cr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: SKYWORKS SILICON LABS datasheet (101 pp, sha256
9dc49fc97500e829, retrieved 2026-09-21, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-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).