RF System on a Chip - SoC

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EFR32MG21 Mighty Gecko Series 2 Wireless SoCs

Silicon Labs EFR32MG21 Mighty Gecko Series 2 Multiprotocol Wireless SoCs offer an 80MHz ARM Cortex-M33 core with a dedicated security core that provides faster encryption, secure boot loading, and debug access control. The EFR32MG21 are designed to increase processing capability, improve RF performance, and lower active current, while providing a higher level of security.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CLP) Filter the results in the table by unit price based on your quantity.	Qty.	Type	Core	Operating Frequency	Maximum Data Rate	Output Power	Sensitivity	Supply Voltage - Min	Supply Voltage - Max	Supply Current Receiving	Supply Current Transmitting	Program Memory Size	Minimum Operating Temperature	Maximum Operating Temperature	Package / Case	Packaging
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO EFR32MG21A020F1024IM32-BR Silicon Labs 1: $5.204 260.520In Stock	Mfr. Part # EFR32MG21A020F1024IM32-BR Mouser Part # 634-M21A020F102432BR	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	260.520In Stock	Cut Tape $5.204 $5.160 $5.116 $4.655 $4.425 Reel $4.425 MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Bluetooth 5.1, Thread, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	20 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	1 MB	- 40 C	+ 125 C	QFN-32	Reel, Cut Tape, MouseReel
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO EFR32MG21B020F1024IM32-BR Silicon Labs 1: $6.236 695In Stock	Mfr. Part # EFR32MG21B020F1024IM32-BR Mouser Part # 634-2MG21B20024M32BR	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	695In Stock	Cut Tape $6.236 $4.754 $4.381 $3.975 View Reel $3.557 $3.777 $3.656 $3.612 $3.557	Min.: 1 Mult.: 1 : 2.500	Bluetooth, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	20 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	1 MB	- 40 C	+ 125 C	QFN-32	Reel, Cut Tape
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO EFR32MG21B010F1024IM32-B Silicon Labs 1: $5.676 2.135In Stock	Mfr. Part # EFR32MG21B010F1024IM32-B Mouser Part # 634-32MG21B10024M32B	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	2.135In Stock	$5.676 $4.809 $4.392 $4.051 View $3.404 $3.294 $3.272 $3.239	Min.: 1 Mult.: 1	Bluetooth, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	10 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	1 MB	- 40 C	+ 125 C	QFN-32	Tray
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO EFR32MG21A020F512IM32-BR Silicon Labs 1: $4.600 2.110In Stock	Mfr. Part # EFR32MG21A020F512IM32-BR Mouser Part # 634-MG21A020F51232BR	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	2.110In Stock	Cut Tape $4.600 $3.975 $3.799 $3.470 View Reel $2.986 $3.283 $3.261 $3.063 $2.986 MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Bluetooth 5.1, Thread, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	20 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	512 kB	- 40 C	+ 125 C	QFN-32	Reel, Cut Tape, MouseReel
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO EFR32MG21A020F1024IM32-B Silicon Labs 1: $6.390 898In Stock	Mfr. Part # EFR32MG21A020F1024IM32-B Mouser Part # 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 about Silicon Labs silabs efr32mg21 socs	Datasheet	898In Stock	$6.390 $5.435 $5.105 $4.710 View $4.425 $4.282 $4.227 $3.810	Min.: 1 Mult.: 1	Bluetooth 5.1, Thread, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	20 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	1 MB	- 40 C	+ 125 C	QFN-32	Tray
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO EFR32MG21B010F512IM32-B Silicon Labs 1: $5.424 976In Stock	Mfr. Part # EFR32MG21B010F512IM32-B Mouser Part # 634-32MG21B10512M32B	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	976In Stock	$5.424 $4.095 $3.755 $3.393 View $3.217 $3.195 $3.008 $2.932	Min.: 1 Mult.: 1	Bluetooth, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	10 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	512 kB	- 40 C	+ 125 C	QFN-32	Tray
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO EFR32MG21B020F1024IM32-B Silicon Labs 1: $6.149 2.302In Stock	Mfr. Part # EFR32MG21B020F1024IM32-B Mouser Part # 634-32MG21B20024M32B	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	2.302In Stock	$6.149 $4.688 $4.172 $3.920 View $3.722 $3.612 $3.590 $3.557	Min.: 1 Mult.: 1	Bluetooth, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	20 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	1 MB	- 40 C	+ 125 C	QFN-32	Tray
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 768kB, 64kB(RAM), 20 GPIO EFR32MG21B020F768IM32-B Silicon Labs 1: $5.885 1.958In Stock	Mfr. Part # EFR32MG21B020F768IM32-B Mouser Part # 634-32MG21B20768M32B	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 768kB, 64kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	1.958In Stock	$5.885 $4.491 $4.139 $3.744 View $3.568 $3.459 $3.415 $3.360	Min.: 1 Mult.: 1	Bluetooth, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	20 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	768 kB	- 40 C	+ 125 C	QFN-32	Tray
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO EFR32MG21B010F1024IM32-BR Silicon Labs 1: $5.676 1.310In Stock	Mfr. Part # EFR32MG21B010F1024IM32-BR Mouser Part # 634-2MG21B10024M32BR	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	1.310In Stock	Cut Tape $5.676 $4.326 $3.986 $3.612 View Reel $3.239 $3.437 $3.327 $3.283 $3.239	Min.: 1 Mult.: 1 : 2.500	Bluetooth, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	10 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	1 MB	- 40 C	+ 125 C	QFN-32	Reel, Cut Tape
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 768kB, 64kB(RAM), 20 GPIO EFR32MG21A020F768IM32-B Silicon Labs 1: $5.435 405In Stock	Mfr. Part # EFR32MG21A020F768IM32-B Mouser Part # 634-MG21A020F76832B	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 768kB, 64kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	405In Stock	$5.435 $4.139 $3.810 $3.459 View $3.294 $3.184 $3.151 $3.096	Min.: 1 Mult.: 1	Bluetooth 5.1, Thread, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	20 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	768 kB	- 40 C	+ 125 C	QFN-32	Tray
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO EFR32MG21A010F512IM32-B Silicon Labs 1: $4.919 1.408In Stock	Mfr. Part # EFR32MG21A010F512IM32-B Mouser Part # 634-MG21A010F51232B	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	1.408In Stock	$4.919 $3.700 $3.404 $3.074 View $2.921 $2.899 $2.723 $2.646	Min.: 1 Mult.: 1	Bluetooth 5.1, Thread, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	10 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	512 kB	- 40 C	+ 125 C	QFN-32	Tray
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 768kB, 64kB(RAM), 20 GPIO EFR32MG21A020F768IM32-BR Silicon Labs 1: $5.435 1.855In Stock	Mfr. Part # EFR32MG21A020F768IM32-BR Mouser Part # 634-MG21A020F76832BR	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 768kB, 64kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	1.855In Stock	Cut Tape $5.435 $4.139 $3.810 $3.459 View Reel $3.096 $3.294 $3.184 $3.151 $3.096 MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Bluetooth 5.1, Thread, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	20 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	768 kB	- 40 C	+ 125 C	QFN-32	Reel, Cut Tape, MouseReel
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO EFR32MG21A010F1024IM32-B Silicon Labs 1: $5.545 320In Stock	Mfr. Part # EFR32MG21A010F1024IM32-B Mouser Part # 634-MG21A010F102432B	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	320In Stock	$5.545 $4.183 $3.843 $3.470 View $3.283 $3.261 $3.063 $2.986	Min.: 1 Mult.: 1	Bluetooth 5.1, Thread, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	10 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	1 MB	- 40 C	+ 125 C	QFN-32	Tray
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO EFR32MG21A010F1024IM32-BR Silicon Labs 1: $6.500 32.923In Stock	Mfr. Part # EFR32MG21A010F1024IM32-BR Mouser Part # 634-M21A010F102432BR	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	32.923In Stock	Cut Tape $6.500 $5.226 $4.864 $4.403 View Reel $3.140 $4.150 $4.019 $3.810 $3.140 Quote	Min.: 1 Mult.: 1 : 2.500	Bluetooth 5.1, Thread, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	10 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	1 MB	- 40 C	+ 125 C	QFN-32	Reel, Cut Tape
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO EFR32MG21B020F512IM32-B Silicon Labs 1: $5.676 1.287In Stock	Mfr. Part # EFR32MG21B020F512IM32-B Mouser Part # 634-32MG21B20512M32B	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	1.287In Stock	$5.676 $4.326 $3.986 $3.612 View $3.437 $3.327 $3.283 $3.239 Quote	Min.: 1 Mult.: 1	Bluetooth, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	20 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	512 kB	- 40 C	+ 125 C	QFN-32	Tray
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO EFR32MG21A020F512IM32-B Silicon Labs 1: $6.127 1.242In Stock	Mfr. Part # EFR32MG21A020F512IM32-B Mouser Part # 634-MG21A020F51232B	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	1.242In Stock	$6.127 $4.809 $4.414 $4.095 View $3.887 $3.568 Quote	Min.: 1 Mult.: 1	Bluetooth 5.1, Thread, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	20 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	512 kB	- 40 C	+ 125 C	QFN-32	Tray
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 768kB, 64kB(RAM), 20 GPIO EFR32MG21B010F768IM32-B Silicon Labs 1: $6.116 486In Stock	Mfr. Part # EFR32MG21B010F768IM32-B Mouser Part # 634-32MG21B10768M32B	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 768kB, 64kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	486In Stock	$6.116 $4.666 $4.304 $3.898 View $3.711 $3.601 $3.590	Min.: 1 Mult.: 1	Bluetooth, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	10 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	768 kB	- 40 C	+ 125 C	QFN-32	Tray
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 768kB, 64kB(RAM), 20 GPIO EFR32MG21A010F768IM32-B Silicon Labs 1: $5.665 503In Stock	Mfr. Part # EFR32MG21A010F768IM32-B Mouser Part # 634-MG21A010F76832B	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 768kB, 64kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	503In Stock	$5.665 $4.480 $4.117 $3.722 View $3.524 $3.459 $3.294 $3.206	Min.: 1 Mult.: 1	Bluetooth 5.1, Thread, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	10 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	768 kB	- 40 C	+ 125 C	QFN-32	Tray
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO EFR32MG21B010F512IM32-BR Silicon Labs 2.500: $3.349 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # EFR32MG21B010F512IM32-BR Mouser Part # 634-32MG21B1012M32BR	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $3.349	Min.: 2.500 Mult.: 2.500 : 2.500	Bluetooth, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	10 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	512 kB	- 40 C	+ 125 C	QFN-32	Reel
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 768kB, 64kB(RAM), 20 GPIO EFR32MG21B010F768IM32-BR Silicon Labs 2.500: $3.481 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # EFR32MG21B010F768IM32-BR Mouser Part # 634-32MG21B1068M32BR	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 768kB, 64kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $3.481	Min.: 2.500 Mult.: 2.500 : 2.500	Bluetooth, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	10 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	768 kB	- 40 C	+ 125 C	QFN-32	Reel
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO EFR32MG21B020F512IM32-BR Silicon Labs 2.500: $3.634 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # EFR32MG21B020F512IM32-BR Mouser Part # 634-32MG21B2012M32BR	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $3.634	Min.: 2.500 Mult.: 2.500 : 2.500	Bluetooth, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	20 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	512 kB	- 40 C	+ 125 C	QFN-32	Reel
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 768kB, 64kB(RAM), 20 GPIO EFR32MG21B020F768IM32-BR Silicon Labs 2.500: $3.766 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # EFR32MG21B020F768IM32-BR Mouser Part # 634-32MG21B2068M32BR	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 768kB, 64kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $3.766	Min.: 2.500 Mult.: 2.500 : 2.500	Bluetooth, Zigbee	ARM Cortex M33	2.4 GHz	2 Mbps	20 dBm	- 94.4 dBm	1.71 V	3.8 V	8.8 mA	33.8 mA	768 kB	- 40 C	+ 125 C	QFN-32	Reel
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO EFR32MG21A010F512IM32-BR Silicon Labs 1: $4.908 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # EFR32MG21A010F512IM32-BR Mouser Part # 634-MG21A010F51232BR	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO Learn More about Silicon Labs em35x modules	Datasheet	Non-Stocked Lead-Time 12 Weeks	Cut Tape $4.908 $3.689 $3.393 $3.063 $3.041 Reel $3.030	Min.: 1 Mult.: 1 : 2.500	Bluetooth 5.1, Thread, Zigbee	ARM Cortex M4	2.4 GHz		10 dBm		1.8 V	3.8 V			512 kB	- 40 C	+ 125 C	QFN-32	Reel, Cut Tape
RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 768kB, 64kB(RAM), 20 GPIO EFR32MG21A010F768IM32-BR Silicon Labs 2.500: $3.173 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # EFR32MG21A010F768IM32-BR Mouser Part # 634-MG21A010F76832BR	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 10dB, mesh multiprotocol, 768kB, 64kB(RAM), 20 GPIO Learn More about Silicon Labs silabs efr32mg21 socs	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $3.173	Min.: 2.500 Mult.: 2.500 : 2.500	Bluetooth 5.1, Thread, Zigbee	ARM Cortex M4	2.4 GHz		10 dBm		1.8 V	3.8 V			768 kB	- 40 C	+ 125 C	QFN-32	Reel

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