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EFR32BG22C224F512GM32-CR

Public Made by Adom

by adom

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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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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Contents

README

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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 (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