RF System on a Chip - SoC

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EFR32xG22 Wireless Gecko SoC Family

Silicon Labs EFR32xG22 Wireless Gecko SoC Family simplifies connectivity and offers features such as over-the-air software updates to support application enhancements. The SoCs feature an integrated Arm® Cortex® M4 MCU. They also introduce BLUETOOTH® Low Energy technology (BLE), Zigbee®, Thread, and proprietary wireless connectivity to applications.

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Part #

RF System on a Chip - SoC Mighty Gecko, TQFN32, 2.4G, 6dB, Mesh, 512kB, 32kB(RAM), 18 GPIO

EFR32MG22C224F512GN32-CR
Silicon Labs
1: S/15.30
44,788In Stock

Mfr. Part #
EFR32MG22C224F512GN32-CR

Mouser Part #
634-ER32MG22512GN3CR

Silicon Labs

RF System on a Chip - SoC Mighty Gecko, TQFN32, 2.4G, 6dB, Mesh, 512kB, 32kB(RAM), 18 GPIO

Learn More

Datasheet

44,788In Stock

Cut Tape

S/15.30

S/11.52

S/10.59

S/9.58

View

Reel

S/8.25

Min.: 1
Mult.: 1

: 2,500

Bluetooth, Zigbee

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 85 C

TQFN-32

Reel, Cut Tape

RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 6dB, Mesh, 512kB, 32kB(RAM), 18 GPIO

EFR32MG22C224F512IM32-C
Silicon Labs
1: S/16.35
9,000In Stock

Mfr. Part #
EFR32MG22C224F512IM32-C

Mouser Part #
634-ER32MG22512IM32C

Silicon Labs

RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 6dB, Mesh, 512kB, 32kB(RAM), 18 GPIO

Learn More

Datasheet

9,000In Stock

S/16.35

S/13.27

S/12.14

S/11.02

View

Min.: 1
Mult.: 1

Bluetooth, Zigbee

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 125 C

QFN-32

Tray

RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 6dB, Mesh, 512kB, 32kB(RAM), 18 GPIO

EFR32MG22C224F512IM32-CR
Silicon Labs
1: S/15.30
18,665In Stock

Mfr. Part #
EFR32MG22C224F512IM32-CR

Mouser Part #
634-ER32MG22512IM3CR

Silicon Labs

RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 6dB, Mesh, 512kB, 32kB(RAM), 18 GPIO

Learn More

Datasheet

18,665In Stock

Cut Tape

S/15.30

S/11.52

S/10.59

S/9.58

View

Reel

S/8.25

Min.: 1
Mult.: 1

: 2,500

Bluetooth, Zigbee

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 125 C

QFN-32

Reel, Cut Tape

RF System on a Chip - SoC Flex Gecko, QFN32, 2.4G, 6dB, Proprietary, 512kB, 32kB(RAM), 18 GPIO

EFR32FG22C121F512GM32-C
Silicon Labs
1: S/10.51
1,667In Stock

Mfr. Part #
EFR32FG22C121F512GM32-C

Mouser Part #
634-ER32FG22512GM32C

Silicon Labs

RF System on a Chip - SoC Flex Gecko, QFN32, 2.4G, 6dB, Proprietary, 512kB, 32kB(RAM), 18 GPIO

Learn More

Datasheet

1,667In Stock

S/10.51

S/8.60

S/8.06

S/7.55

View

Min.: 1
Mult.: 1

Wi-Fi

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 85 C

QFN-32

Tray

RF System on a Chip - SoC Blue Gecko, TQFN32, 2.4G, 6dB, Bluetooth 5.2, 352kB, 32kB(RAM), 18 GPIO

EFR32BG22C222F352GN32-C
Silicon Labs
1: S/11.29
2,800In Stock

Mfr. Part #
EFR32BG22C222F352GN32-C

Mouser Part #
634-ER32BG22352GN32C

Silicon Labs

RF System on a Chip - SoC Blue Gecko, TQFN32, 2.4G, 6dB, Bluetooth 5.2, 352kB, 32kB(RAM), 18 GPIO

Learn More

Datasheet

2,800In Stock

S/11.29

S/9.03

S/8.29

S/7.43

View

Min.: 1
Mult.: 1

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

352 kB

- 40 C

+ 85 C

TQFN-32

Tray

RF System on a Chip - SoC Flex Gecko, QFN40, 2.4G, 6dB, Proprietary, 512kB, 32kB(RAM), 26 GPIO

EFR32FG22C121F512GM40-C
Silicon Labs
1: S/13.16
3,526In Stock

Mfr. Part #
EFR32FG22C121F512GM40-C

Mouser Part #
634-ER32FG22512GM40C

Silicon Labs

RF System on a Chip - SoC Flex Gecko, QFN40, 2.4G, 6dB, Proprietary, 512kB, 32kB(RAM), 26 GPIO

Learn More

Datasheet

3,526In Stock

S/13.16

S/9.81

S/8.95

S/8.02

View

Min.: 1
Mult.: 1

Wi-Fi

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 85 C

QFN-40

Tray

RF System on a Chip - SoC Blue Gecko, QFN40, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 26 GPIO

EFR32BG22C224F512GM40-C
Silicon Labs
1: S/11.95
1,857In Stock

Mfr. Part #
EFR32BG22C224F512GM40-C

Mouser Part #
634-ER32BG22512GM40C

Silicon Labs

RF System on a Chip - SoC Blue Gecko, QFN40, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 26 GPIO

Learn More

Datasheet

1,857In Stock

S/11.95

S/8.91

S/8.14

S/7.32

View

Min.: 1
Mult.: 1

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 85 C

QFN-40

Tray

RF System on a Chip - SoC Mighty Gecko, QFN40, 2.4G, 6dB, Mesh, 512kB, 32kB(RAM), 26 GPIO

EFR32MG22C224F512IM40-C
Silicon Labs
1: S/15.69
1,091In Stock

Mfr. Part #
EFR32MG22C224F512IM40-C

Mouser Part #
634-ER32MG22512IM40C

Silicon Labs

RF System on a Chip - SoC Mighty Gecko, QFN40, 2.4G, 6dB, Mesh, 512kB, 32kB(RAM), 26 GPIO

Learn More

Datasheet

1,091In Stock

S/15.69

S/12.49

S/11.68

S/9.96

View

Min.: 1
Mult.: 1

Bluetooth, Zigbee

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 125 C

QFN-40

Tray

RF System on a Chip - SoC Blue Gecko, QFN40, 2.4G, 6dB, Bluetooth 5.2, 352kB, 32kB(RAM), 26 GPIO

EFR32BG22C222F352GM40-C
Silicon Labs
1: S/11.48
2,028In Stock

Mfr. Part #
EFR32BG22C222F352GM40-C

Mouser Part #
634-ER32BG22352GM40C

Silicon Labs

RF System on a Chip - SoC Blue Gecko, QFN40, 2.4G, 6dB, Bluetooth 5.2, 352kB, 32kB(RAM), 26 GPIO

Learn More

Datasheet

2,028In Stock

S/11.48

S/9.19

S/8.37

S/7.59

View

Min.: 1
Mult.: 1

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

352 kB

- 40 C

+ 85 C

QFN-40

Tray

RF System on a Chip - SoC Mighty Gecko, TQFN32, 2.4G, 6dB, Mesh, 512kB, 32kB(RAM), 18 GPIO

EFR32MG22C224F512GN32-C
Silicon Labs
1: S/15.88
937In Stock

Mfr. Part #
EFR32MG22C224F512GN32-C

Mouser Part #
634-ER32MG22512GN32C

Silicon Labs

RF System on a Chip - SoC Mighty Gecko, TQFN32, 2.4G, 6dB, Mesh, 512kB, 32kB(RAM), 18 GPIO

Learn More

Datasheet

937In Stock

S/15.88

S/11.52

S/10.59

S/9.58

View

Min.: 1
Mult.: 1

Bluetooth, Zigbee

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 85 C

TQFN-32

Tray

RF System on a Chip - SoC Blue Gecko, QFN40, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 26 GPIO

EFR32BG22C224F512IM40-CR
Silicon Labs
1: S/12.46
8,898In Stock

Mfr. Part #
EFR32BG22C224F512IM40-CR

Mouser Part #
634-ER32BG22512IM4CR

Silicon Labs

RF System on a Chip - SoC Blue Gecko, QFN40, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 26 GPIO

Learn More

Datasheet

8,898In Stock

Cut Tape

S/12.46

S/9.30

S/8.49

S/7.63

Reel

S/7.43

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 125 C

QFN-40

Reel, Cut Tape, MouseReel

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 6dB, Bluetooth 5.2, 352kB, 32kB(RAM), 18 GPIO

EFR32BG22C222F352GM32-C
Silicon Labs
1: S/10.16
4,900In Stock

Mfr. Part #
EFR32BG22C222F352GM32-C

Mouser Part #
634-ER32BG22352GM32C

Silicon Labs

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 6dB, Bluetooth 5.2, 352kB, 32kB(RAM), 18 GPIO

Learn More

Datasheet

4,900In Stock

S/10.16

S/7.55

S/6.89

S/6.19

View

Min.: 1
Mult.: 1

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

352 kB

- 40 C

+ 85 C

QFN-32

Tray

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 6dB, Bluetooth 5.2, 352kB, 32kB(RAM), 18 GPIO

EFR32BG22C222F352GM32-CR
Silicon Labs
1: S/11.52
2,493In Stock

Mfr. Part #
EFR32BG22C222F352GM32-CR

Mouser Part #
634-ER32BG22352GM3CR

Silicon Labs

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 6dB, Bluetooth 5.2, 352kB, 32kB(RAM), 18 GPIO

Learn More

Datasheet

2,493In Stock

Cut Tape

S/11.52

S/8.60

S/7.86

S/7.05

View

Reel

S/5.37

Min.: 1
Mult.: 1

: 2,500

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm, - 98.9 dBm, - 106.7 dBm

1.71 V

3.8 V

4.4 mA, 4.5 mA

8.5 mA

352 kB

- 40 C

+ 85 C

QFN-32

Reel, Cut Tape

RF System on a Chip - SoC Blue Gecko, TQFN32, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 18 GPIO

EFR32BG22C224F512GN32-CR
Silicon Labs
1: S/11.95
896In Stock

Mfr. Part #
EFR32BG22C224F512GN32-CR

Mouser Part #
634-ER32BG22512GN3CR

Silicon Labs

RF System on a Chip - SoC Blue Gecko, TQFN32, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 18 GPIO

Learn More

Datasheet

896In Stock

Cut Tape

S/11.95

S/8.91

S/8.14

S/7.32

S/6.93

Reel

S/6.34

Min.: 1
Mult.: 1

: 2,500

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 85 C

TQFN-32

Reel, Cut Tape

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 18 GPIO

EFR32BG22C224F512IM32-CR
Silicon Labs
1: S/11.95
1,671In Stock
2,500Expected 9/25/2026

Mfr. Part #
EFR32BG22C224F512IM32-CR

Mouser Part #
634-ER32BG22512IM3CR

Silicon Labs

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 18 GPIO

Learn More

Datasheet

1,671In Stock

2,500Expected 9/25/2026

Cut Tape

S/11.95

S/8.91

S/8.14

S/7.32

S/6.93

Reel

S/5.84

Min.: 1
Mult.: 1

: 2,500

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 125 C

QFN-32

Reel, Cut Tape

RF System on a Chip - SoC Mighty Gecko, QFN40, 2.4G, 6dB, Mesh, 512kB, 32kB(RAM), 26 GPIO

EFR32MG22C224F512IM40-CR
Silicon Labs
1: S/15.88
4,067In Stock

Mfr. Part #
EFR32MG22C224F512IM40-CR

Mouser Part #
634-ER32MG22512IM4CR

Silicon Labs

RF System on a Chip - SoC Mighty Gecko, QFN40, 2.4G, 6dB, Mesh, 512kB, 32kB(RAM), 26 GPIO

Learn More

Datasheet

4,067In Stock

Cut Tape

S/15.88

S/11.95

S/10.98

S/9.93

View

Reel

S/8.99

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Bluetooth, Zigbee

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 125 C

QFN-40

Reel, Cut Tape, MouseReel

RF System on a Chip - SoC Blue Gecko, TQFN32, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 18 GPIO

EFR32BG22C224F512GN32-C
Silicon Labs
1: S/12.34
122In Stock

Mfr. Part #
EFR32BG22C224F512GN32-C

Mouser Part #
634-ER32BG22512GN32C

Silicon Labs

RF System on a Chip - SoC Blue Gecko, TQFN32, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 18 GPIO

Learn More

Datasheet

122In Stock

S/12.34

S/9.38

S/8.64

S/7.71

View

Min.: 1
Mult.: 1

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 85 C

TQFN-32

Tray

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 18 GPIO

EFR32BG22C224F512IM32-C
Silicon Labs
1: S/11.95
261In Stock

Mfr. Part #
EFR32BG22C224F512IM32-C

Mouser Part #
634-ER32BG22512IM32C

Silicon Labs

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 18 GPIO

Learn More

Datasheet

261In Stock

S/11.95

S/9.23

S/8.49

S/7.59

View

Min.: 1
Mult.: 1

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 125 C

QFN-32

Tray

RF System on a Chip - SoC Blue Gecko, TQFN32, 2.4G, 6dB, Bluetooth 5.2, 352kB, 32kB(RAM), 18 GPIO

EFR32BG22C222F352GN32-CR
Silicon Labs
2,500: S/6.34
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
EFR32BG22C222F352GN32-CR

Mouser Part #
634-ER32BG22352GN3CR

Silicon Labs

RF System on a Chip - SoC Blue Gecko, TQFN32, 2.4G, 6dB, Bluetooth 5.2, 352kB, 32kB(RAM), 18 GPIO

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

S/6.34

Min.: 2,500
Mult.: 2,500

: 2,500

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm, - 98.9 dBm, - 106.7 dBm

1.71 V

3.8 V

4.4 mA, 4.5 mA

8.5 mA

352 kB

- 40 C

+ 85 C

TQFN-32

Reel

RF System on a Chip - SoC Flex Gecko, QFN32, 2.4G, 6dB, Proprietary, 512kB, 32kB(RAM), 18 GPIO

EFR32FG22C121F512GM32-CR
Silicon Labs
2,500: S/7.94
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
EFR32FG22C121F512GM32-CR

Mouser Part #
634-ER32FG22512GM3CR

Silicon Labs

RF System on a Chip - SoC Flex Gecko, QFN32, 2.4G, 6dB, Proprietary, 512kB, 32kB(RAM), 18 GPIO

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

S/7.94

Min.: 2,500
Mult.: 2,500

: 2,500

Bluetooth

2.4 GHz

6 dBm

512 kB

- 40 C

+ 85 C

QFN-32

Reel

RF System on a Chip - SoC Flex Gecko, QFN40, 2.4G, 6dB, Proprietary, 512kB, 32kB(RAM), 26 GPIO

EFR32FG22C121F512GM40-CR
Silicon Labs
2,500: S/8.72
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
EFR32FG22C121F512GM40-CR

Mouser Part #
634-ER32FG22512GM4CR

Silicon Labs

RF System on a Chip - SoC Flex Gecko, QFN40, 2.4G, 6dB, Proprietary, 512kB, 32kB(RAM), 26 GPIO

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

S/8.72

Min.: 2,500
Mult.: 2,500

: 2,500

Wi-Fi

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 85 C

QFN-40

Reel

EFR32xG22 Wireless Gecko SoC Family

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