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ARM Cortex M33 Core RF Integrated Circuits

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Core = ARM Cortex M33

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Part #

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 128kB RAM, +14 dBm, Secure Vault-Mid, QFN68

EFR32FG28A010F1024GM68-A
Silicon Labs
1: Rp171.168
459In Stock

Mfr. Part No.
EFR32FG28A010F1024GM68-A

Mouser Part No
634-FG28A010FGM68A

Silicon Labs

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 128kB RAM, +14 dBm, Secure Vault-Mid, QFN68

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Datasheet

459In Stock

Rp171.168

Rp128.422

Rp122.368

Rp106.223

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Min.: 1
Mult.: 1

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 256kB RAM, +14 dBm, Secure Vault-Mid, QFN48

EFR32FG28A110F1024GM48-A
Silicon Labs
1: Rp147.135
421In Stock

Mfr. Part No.
EFR32FG28A110F1024GM48-A

Mouser Part No
634-FG28A110FGM48A

Silicon Labs

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 256kB RAM, +14 dBm, Secure Vault-Mid, QFN48

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Datasheet

421In Stock

Rp147.135

Rp127.688

Rp120.900

Rp111.544

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Min.: 1
Mult.: 1

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 256kB RAM, +20 dBm, Secure Vault-Mid, QFN48

EFR32FG28A120F1024GM48-A
Silicon Labs
1: Rp152.822
210In Stock

Mfr. Part No.
EFR32FG28A120F1024GM48-A

Mouser Part No
634-FG28A120FGM48A

Silicon Labs

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 256kB RAM, +20 dBm, Secure Vault-Mid, QFN48

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Datasheet

210In Stock

Rp152.822

Rp132.642

Rp125.670

Rp115.947

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Min.: 1
Mult.: 1

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 256kB RAM, +20 dBm, Secure Vault - High, MVP, QFN68

EFR32FG28B320F1024IM68-A
Silicon Labs
1: Rp136.494
403In Stock

Mfr. Part No.
EFR32FG28B320F1024IM68-A

Mouser Part No
634-FG28B320FIM68A

Silicon Labs

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 256kB RAM, +20 dBm, Secure Vault - High, MVP, QFN68

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Datasheet

403In Stock

Rp136.494

Rp118.515

Rp112.278

Rp103.655

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Min.: 1
Mult.: 1

RF System on a Chip - SoC FG28, Sub-GHz +20, 2.4 GHz +10, 1024kB Flash, 256kB RAM, +20 dBm, Secure Vault - High, MVP, QFN68

EFR32FG28B322F1024IM68-A
Silicon Labs
1: Rp185.111
1.387In Stock

Mfr. Part No.
EFR32FG28B322F1024IM68-A

Mouser Part No
634-FG28B322FIM68A

Silicon Labs

RF System on a Chip - SoC FG28, Sub-GHz +20, 2.4 GHz +10, 1024kB Flash, 256kB RAM, +20 dBm, Secure Vault - High, MVP, QFN68

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Datasheet

1.387In Stock

Rp185.111

Rp160.711

Rp152.272

Rp140.714

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Min.: 1
Mult.: 1

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 10dB, Bluetooth 5.1, 1024kB, 96kB(RAM), 20 GPIO

EFR32BG21A010F1024IM32-BR
Silicon Labs
1: Rp94.849
938In Stock

Mfr. Part No.
EFR32BG21A010F1024IM32-BR

Mouser Part No
634-B21A010F102432BR

Silicon Labs

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 10dB, Bluetooth 5.1, 1024kB, 96kB(RAM), 20 GPIO

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Datasheet

938In Stock

Cut Tape

Rp94.849

Rp82.190

Rp77.604

Rp71.549

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Reel

Rp50.818

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.500

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 20dB, Bluetooth 5.1, 1024kB, 96kB(RAM), 20 GPIO

EFR32BG21A020F1024IM32-BR
Silicon Labs
1: Rp112.461
2.000In Stock

Mfr. Part No.
EFR32BG21A020F1024IM32-BR

Mouser Part No
634-B21A020F102432BR

Silicon Labs

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 20dB, Bluetooth 5.1, 1024kB, 96kB(RAM), 20 GPIO

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Datasheet

2.000In Stock

Cut Tape

Rp112.461

Rp97.601

Rp92.280

Rp85.125

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Reel

Rp67.330

Min.: 1
Mult.: 1

Reel: 2.500

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

EFR32BG22C222F352GM40-CR
Silicon Labs
1: Rp72.100
7.500In Stock

Mfr. Part No.
EFR32BG22C222F352GM40-CR

Mouser Part No
634-ER32BG22352GM4CR

Silicon Labs

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

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Datasheet

7.500In Stock

Cut Tape

Rp72.100

Rp47.700

Rp43.480

Rp36.875

Reel

Rp26.418

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MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.500

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

EFR32BG22C224F512GM32-C
Silicon Labs
1: Rp61.276
3.540In Stock

Mfr. Part No.
EFR32BG22C224F512GM32-C

Mouser Part No
634-ER32BG22512GM32C

Silicon Labs

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

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Datasheet

3.540In Stock

Rp61.276

Rp50.452

Rp46.048

Rp39.077

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Min.: 1
Mult.: 1

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: Rp53.020
1.860In Stock

Mfr. Part No.
EFR32BG22C224F512GM40-C

Mouser Part No
634-ER32BG22512GM40C

Silicon Labs

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

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Datasheet

1.860In Stock

Rp53.020

Rp45.865

Rp42.746

Rp39.811

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Min.: 1
Mult.: 1

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

EFR32BG22C224F512IM40-C
Silicon Labs
1: Rp42.563
3.396In Stock

Mfr. Part No.
EFR32BG22C224F512IM40-C

Mouser Part No
634-ER32BG22512IM40C

Silicon Labs

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

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Datasheet

3.396In Stock

Rp42.563

Rp37.609

Rp35.775

Rp33.206

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Min.: 1
Mult.: 1

RF System on a Chip - SoC FG23, Sub-GHz, 256kB Flash, 32kB RAM, +14 dBm, QFN40

EFR32FG23A010F256GM40-CR
Silicon Labs
1: Rp119.799
2.127In Stock

Mfr. Part No.
EFR32FG23A010F256GM40-CR

Mouser Part No
634-FG2310F256GM40CR

Silicon Labs

RF System on a Chip - SoC FG23, Sub-GHz, 256kB Flash, 32kB RAM, +14 dBm, QFN40

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Datasheet

2.127In Stock

Cut Tape

Rp119.799

Rp86.960

Rp81.089

Rp71.182

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Reel

Rp51.369

Min.: 1
Mult.: 1

Reel: 2.500

RF System on a Chip - SoC FG23, Sub-GHz, 512kB Flash, 64kB RAM, +14 dBm, QFN48

EFR32FG23A010F512GM48-C
Silicon Labs
1: Rp128.239
770In Stock
2.450Expected 03/03/2026

Mfr. Part No.
EFR32FG23A010F512GM48-C

Mouser Part No
634-FG2310F512GM48C

Silicon Labs

RF System on a Chip - SoC FG23, Sub-GHz, 512kB Flash, 64kB RAM, +14 dBm, QFN48

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Datasheet

770In Stock

2.450Expected 03/03/2026

Rp128.239

Rp111.544

Rp93.932

Rp84.759

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Min.: 1
Mult.: 1

RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO

EFR32MG21A020F1024IM32-B
Silicon Labs
1: Rp127.321
900In Stock

Mfr. Part No.
EFR32MG21A020F1024IM32-B

Mouser Part No
634-MG21A020F102432B

Silicon Labs

RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO

Learn More

Datasheet

900In Stock

Rp127.321

Rp94.665

Rp88.244

Rp77.604

View

Min.: 1
Mult.: 1

RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO

EFR32MG21A020F512IM32-B
Silicon Labs
1: Rp73.384
1.515In Stock

Mfr. Part No.
EFR32MG21A020F512IM32-B

Mouser Part No
634-MG21A020F51232B

Silicon Labs

RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO

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Datasheet

1.515In Stock

Rp73.384

Rp63.661

Rp60.175

Rp55.405

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Min.: 1
Mult.: 1

RF Microcontrollers - MCU K4W1 HVQFN48

KW45B41Z83AFTBT
NXP Semiconductors
1: Rp213.364
559In Stock

Mfr. Part No.
KW45B41Z83AFTBT

Mouser Part No
771-KW45B41Z83AFTBT

NXP Semiconductors

RF Microcontrollers - MCU K4W1 HVQFN48

Datasheet

559In Stock

Rp213.364

Rp165.664

Rp157.776

Rp152.272

Rp117.414

Min.: 1
Mult.: 1

RF Microcontrollers - MCU Ultra-low-power, Arm Cortex-M33 Trust Zone MCU 100 MHz 1 Mbyte Flash, BLE 5.4

STM32WBA52KEU6
STMicroelectronics
1: Rp79.989
246In Stock

Mfr. Part No.
STM32WBA52KEU6

Mouser Part No
511-STM32WBA52KEU6

STMicroelectronics

RF Microcontrollers - MCU Ultra-low-power, Arm Cortex-M33 Trust Zone MCU 100 MHz 1 Mbyte Flash, BLE 5.4

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Datasheet

246In Stock

Rp79.989

Rp69.164

Rp65.495

Rp60.358

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Min.: 1
Mult.: 1

RF Microcontrollers - MCU Wireless Arm Cortex-M33 Trust Zone MCU 100MHz 1Mbyte Flash BLE 5.4, ZigBee

STM32WBA54CGU7
STMicroelectronics
1: Rp109.342
148In Stock

Mfr. Part No.
STM32WBA54CGU7

Mouser Part No
511-STM32WBA54CGU7

STMicroelectronics

RF Microcontrollers - MCU Wireless Arm Cortex-M33 Trust Zone MCU 100MHz 1Mbyte Flash BLE 5.4, ZigBee

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Datasheet

148In Stock

Rp109.342

Rp94.665

Rp89.712

Rp82.557

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Min.: 1
Mult.: 1

RF Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 TZ MCU 100MHz 1Mbyte Flash BLE 5.3 802.15.4 Zigbe

STM32WBA55UGI6
STMicroelectronics
1: Rp100.353
42In Stock

Mfr. Part No.
STM32WBA55UGI6

Mouser Part No
511-STM32WBA55UGI6

STMicroelectronics

RF Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 TZ MCU 100MHz 1Mbyte Flash BLE 5.3 802.15.4 Zigbe

Learn More

Datasheet

42In Stock

Rp100.353

Rp87.694

Rp85.859

Rp77.420

View

Min.: 1
Mult.: 1

RF Microcontrollers - MCU Wireless Arm Cortex-M33 Trust Zone MCU 100MHz 1Mbyte Flash BLE 5.4, ZigBee

STM32WBA55UGI7
STMicroelectronics
1: Rp113.745
149In Stock

Mfr. Part No.
STM32WBA55UGI7

Mouser Part No
511-STM32WBA55UGI7

STMicroelectronics

RF Microcontrollers - MCU Wireless Arm Cortex-M33 Trust Zone MCU 100MHz 1Mbyte Flash BLE 5.4, ZigBee

Learn More

Datasheet

149In Stock

Rp113.745

Rp98.518

Rp93.198

Rp86.043

View

Min.: 1
Mult.: 1

RF System on a Chip - SoC Wireless, ultralow power SOC and 2.4GHZ transceiver

nRF5340-CLAA-R
Nordic Semiconductor
1: Rp95.766
1.067In Stock
13.750On Order

Mfr. Part No.
nRF5340-CLAA-R

Mouser Part No
949-NRF5340-CLAA-R

Nordic Semiconductor

RF System on a Chip - SoC Wireless, ultralow power SOC and 2.4GHZ transceiver

Learn More

Datasheet

1.067In Stock

13.750On Order

Cut Tape

Rp95.766

Rp84.392

Reel

Rp84.392

MouseReel Available

Min.: 1
Mult.: 1

Reel: 7.000

RF System on a Chip - SoC Wireless, ultralow power SOC and 2.4GHZ transceiver

nRF5340-CLAA-R7
Nordic Semiconductor
1: Rp95.766
1.218In Stock

Mfr. Part No.
nRF5340-CLAA-R7

Mouser Part No
949-NRF5340-CLAA-R7

Nordic Semiconductor

RF System on a Chip - SoC Wireless, ultralow power SOC and 2.4GHZ transceiver

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Datasheet

1.218In Stock

Cut Tape

Rp95.766

Rp84.392

Reel

Rp84.392

Min.: 1
Mult.: 1

Reel: 1.500

RF System on a Chip - SoC Wireless, ultralow power SOC and 2.4GHZ transceiver

nRF5340-QKAA-R7
Nordic Semiconductor
1: Rp109.342
1.363In Stock
800Expected 19/06/2026

Mfr. Part No.
nRF5340-QKAA-R7

Mouser Part No
949-NRF5340-QKAA-R7

Nordic Semiconductor

RF System on a Chip - SoC Wireless, ultralow power SOC and 2.4GHZ transceiver

Learn More

Datasheet

1.363In Stock

800Expected 19/06/2026

Cut Tape

Rp109.342

Rp96.317

Reel

Rp96.317

MouseReel Available

Min.: 1
Mult.: 1

Reel: 800

RF System on a Chip - SoC FG25, Sub-GHz, 1152kB Flash, 256kB RAM, FSK/O-QPSK, +125C, QFN56

EFR32FG25A111F1152IM56-B
Silicon Labs
1: Rp134.660
143In Stock

Mfr. Part No.
EFR32FG25A111F1152IM56-B

Mouser Part No
634-25A111F1152IM56B

Silicon Labs

RF System on a Chip - SoC FG25, Sub-GHz, 1152kB Flash, 256kB RAM, FSK/O-QPSK, +125C, QFN56

Learn More

Datasheet

143In Stock

Rp134.660

Rp116.864

Rp103.655

Rp97.050

View

Min.: 1
Mult.: 1

RF System on a Chip - SoC FG25, Sub-GHz, 1152kB Flash, 256kB RAM, FSK/O-QPSK/OFDM, +125C, QFN56

EFR32FG25A121F1152IM56-B
Silicon Labs
1: Rp198.504
193In Stock

Mfr. Part No.
EFR32FG25A121F1152IM56-B

Mouser Part No
634-25A121F1152IM56B

Silicon Labs

RF System on a Chip - SoC FG25, Sub-GHz, 1152kB Flash, 256kB RAM, FSK/O-QPSK/OFDM, +125C, QFN56

Learn More

Datasheet

193In Stock

Rp198.504

Rp155.024

Rp128.055

Rp116.864

View

Min.: 1
Mult.: 1

ARM Cortex M33 Core RF Integrated Circuits

Types of RF Integrated Circuits

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