EFR32BG21 Series 2 BLUETOOTH® Wireless SoCs

Silicon Labs EFR32BG21 Series 2 BLUETOOTH® Wireless SoCs offer an 80MHz Arm® Cortex-M33 core with a high-performance 2.4GHz radio to provide an industry-leading, energy-efficient wireless SoC for IoT-connected applications. The EFR32BG21 Blue Gecko wireless SoCs are designed to increase processing capability, improve RF performance, and lower active current while providing a higher level of security.

Results: 24
Select Image Part # Mfr. Description Datasheet Availability Pricing (CLP) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model 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
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 10dB, Bluetooth 5.1, 1024kB, 96kB(RAM), 20 GPIO 2.428In Stock
$6.478
$4.941
$4.546
$4.128
Min.: 1
Mult.: 1
Bluetooth 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
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 20dB, Bluetooth 5.1, 512kB, 64kB(RAM), 20 GPIO 2.569In Stock
Cut Tape
$5.885
$4.491
$4.139
$3.744
Reel
$3.360
Min.: 1
Mult.: 1
: 2.500
Bluetooth 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
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 20dB, Bluetooth 5.1, 512kB, 64kB(RAM), 20 GPIO 818In Stock
$5.545
$4.183
$3.843
$3.470
Min.: 1
Mult.: 1
Bluetooth 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
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 10dB, Bluetooth 5.1, 1024kB, 96kB(RAM), 20 GPIO 2.702In Stock
Cut Tape
$5.775
$4.403
$4.062
$3.678
Reel
$3.305
Min.: 1
Mult.: 1
: 2.500
Bluetooth 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, MouseReel
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 20dB, Bluetooth 5.1, 1024kB, 96kB(RAM), 20 GPIO 446In Stock
$7.883
$5.731
$4.809
$4.589
Min.: 1
Mult.: 1
Bluetooth 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
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 20dB, Bluetooth 5.1, 512kB, 64kB(RAM), 20 GPIO 477In Stock
Cut Tape
$5.545
$4.183
$3.843
$3.470
Reel
$2.932
Min.: 1
Mult.: 1
: 2.500
Bluetooth 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
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 10dB, Bluetooth 5.1, 512kB, 64kB(RAM), 20 GPIO 2.370In Stock
Cut Tape
$4.996
$3.766
$3.459
$3.129
Reel
$2.690
Min.: 1
Mult.: 1
: 2.500
Bluetooth 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, Cut Tape
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 10dB, Bluetooth 5.1, 768kB, 64kB(RAM), 20 GPIO 2.484In Stock
Cut Tape
$4.996
$3.766
$3.459
$3.129
Reel
$2.690
Min.: 1
Mult.: 1
: 2.500
Bluetooth 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, Cut Tape
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 20dB, Bluetooth 5.1, 512kB, 64kB(RAM), 20 GPIO 713In Stock
$5.885
$4.491
$4.139
$3.744
Min.: 1
Mult.: 1
Bluetooth 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
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 20dB, Bluetooth 5.1, 768kB, 64kB(RAM), 20 GPIO 1.830In Stock
$6.555
$4.996
$4.611
$4.172
Min.: 1
Mult.: 1
Bluetooth 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
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 20dB, Bluetooth 5.1, 1024kB, 96kB(RAM), 20 GPIO 887In Stock
Cut Tape
$8.751
$7.071
$6.577
$5.973
Reel
$4.458
Min.: 1
Mult.: 1
: 2.500
Bluetooth 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
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 10dB, Bluetooth 5.1, 768kB, 64kB(RAM), 20 GPIO 980In Stock
$6.181
$4.710
$4.348
$3.942
Min.: 1
Mult.: 1
Bluetooth 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
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 20dB, Bluetooth 5.1, 1024kB, 96kB(RAM), 20 GPIO 241In Stock
Cut Tape
$7.861
$6.324
$5.929
$5.435
Reel
$4.557
Min.: 1
Mult.: 1
: 2.500
Bluetooth 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
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 10dB, Bluetooth 5.1, 512kB, 64kB(RAM), 20 GPIO 81In Stock
$4.919
$3.777
$3.459
$3.096
Min.: 1
Mult.: 1
Bluetooth 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
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 10dB, Bluetooth 5.1, 512kB, 64kB(RAM), 20 GPIO 134In Stock
Cut Tape
$4.392
$3.272
$2.997
$2.690
Reel
$2.426
Min.: 1
Mult.: 1
: 2.500
Bluetooth 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, Cut Tape
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 10dB, Bluetooth 5.1, 1024kB, 96kB(RAM), 20 GPIO 31In Stock
$6.105
$5.018
$4.666
$4.227
Min.: 1
Mult.: 1
Bluetooth 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
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 20dB, Bluetooth 5.1, 1024kB, 96kB(RAM), 20 GPIO 12In Stock
$7.861
$6.083
$5.654
$5.127
Min.: 1
Mult.: 1
Bluetooth 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
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 10dB, Bluetooth 5.1, 1024kB, 96kB(RAM), 20 GPIO Non-Stocked Lead-Time 12 Weeks
Cut Tape
$7.839
$6.357
$5.918
$5.402
Reel
$4.227
Min.: 1
Mult.: 1
: 2.500
Bluetooth 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, MouseReel
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 10dB, Bluetooth 5.1, 512kB, 64kB(RAM), 20 GPIO Non-Stocked Lead-Time 12 Weeks
$3.085
Min.: 2.450
Mult.: 2.450
Bluetooth 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
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 10dB, Bluetooth 5.1, 768kB, 64kB(RAM), 20 GPIO Non-Stocked Lead-Time 12 Weeks
Reel
$3.448
Min.: 2.500
Mult.: 2.500
: 2.500
Bluetooth 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
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 20dB, Bluetooth 5.1, 768kB, 64kB(RAM), 20 GPIO Non-Stocked Lead-Time 12 Weeks
Reel
$4.183
Min.: 2.500
Mult.: 2.500
: 2.500
Bluetooth 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
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 10dB, Bluetooth 5.1, 768kB, 64kB(RAM), 20 GPIO Non-Stocked Lead-Time 12 Weeks
$3.283
Min.: 2.450
Mult.: 2.450
Bluetooth ARM Cortex M4 2.4 GHz 10 dBm 1.8 V 3.8 V 768 kB - 40 C + 125 C QFN-32 Tray
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 20dB, Bluetooth 5.1, 768kB, 64kB(RAM), 20 GPIO Non-Stocked Lead-Time 12 Weeks
$4.040
Min.: 2.450
Mult.: 2.450
Bluetooth ARM Cortex M4 2.4 GHz 20 dBm 1.8 V 3.8 V 768 kB - 40 C + 125 C QFN-32 Tray
Silicon Labs RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 20dB, Bluetooth 5.1, 768kB, 64kB(RAM), 20 GPIO Non-Stocked Lead-Time 12 Weeks
Cut Tape
$6.269
$5.084
$4.754
$4.337
Reel
$3.854
Min.: 1
Mult.: 1
: 2.500
Bluetooth ARM Cortex M4 2.4 GHz 20 dBm 1.8 V 3.8 V 768 kB - 40 C + 125 C QFN-32 Reel, Cut Tape