EFR32BG22 Bluetooth Low-Energy 5.2 SoC Family
EFR32BG22 Bluetooth Low-Energy 5.2 SoC Family
Silicon Labs delivers Bluetooth low energy, mesh networking, and sub-one-meter direction-finding accuracy with BG22
Silicon Labs' designed the EFR32BG22 (BG22) Wireless Gecko family of SoCs to meet the unique requirements of high-volume, battery-powered Bluetooth products. Featuring an ultra-low transmit and receive power (3.6 mA TX at 0 dBm, 2.6 mA RX) and a high-performance, low-power M33 core (27 µA/MHz active, 1.2 µA sleep) – BG22 delivers industry-leading energy efficiency that can extend coin cell battery life beyond five years.
Radio
- Bluetooth 5.2
- +6 dBm TX
- -106.7 dBm RX (125 Kbps)
- AoA and AoD
Ultra-Low Power
- 3.5 mA TX (radio)
- 2.6 mA RX (radio)
- 1.4 µA EM2 with 32 kB RAM
- 0.5 µA w/ RTC in EM4
World Class Software
- Bluetooth 5.2
- Bluetooth mesh LPN
- Direction-finding
- Apple HomeKit
Compact Size
- 5x5 QFN40 (26 GPIO)
- 4x4 QFN32 (18 GPIO)
- 4x4 TQFN32 (18 GPIO)
Arm® Cortex®-M33 with TrustZone
- 76.8 MHz
- FPU and DSP
- 352/512 kB of Flash
- 32 kB RAM
Peripherals Fit for Purpose
- 2x USART, 2x I²C, 2x PDM, and GPIO
- 12-bit ADC (16 channels)
- Built-in temperature sensor with +/-1.5°C
- 32 kHz, 500 ppm PLFRCO eliminates crystal
Security
- AES128/256, SHA-1, SHA-2 (256-bit)
- ECC (up to 256-bit), ECDSA, and ECDH
- True random number generator (TRNG)
- Secure boot with RTSL
- Secure debug with lock/unlock
Applications
- Asset tags and beacons
- Consumer electronics remote controls
- Portable medical
- Bluetooth mesh low-power nodes
- Sports, fitness, and wellness devices
- Connected homes
- Building automation and security
Block Diagram (Click to Enlarge)
Upcoming Webinar: Designing Secure Bluetooth 5.2 IoT Products with BG22
EFR32BG22 Wireless Gecko SoC Family
| Image | Manufacturer Part Number | Description | Available Quantity | View Details | |
|---|---|---|---|---|---|
 |  | EFR32BG22C224F512GN32-C | BLUE GECKO, TQFN32, SECURE BOOT | 1470 - Immediate | View Details |
|  | EFR32BG22C224F512IM32-C | BLUE GECKO, QFN32, SECURE BOOT W | 1470 - Immediate | View Details |
|  | EFR32BG22C224F512IM40-C | BLUE GECKO, QFN40, SECURE BOOT W | 1470 - Immediate | View Details |
Development Tools
| Image | Manufacturer Part Number | Description | Available Quantity | View Details | |
|---|---|---|---|---|---|
|  | SLWSTK6021A | EFR32XG22 WIRELESS GECKO STARTER | 249 - Immediate | View Details |
|  | SLWRB4182A | EFR32XG22 WIRELESS GECKO 2.4 GHZ | 496 - Immediate | View Details |
| | SLWRB4183A | EFR32XG22 WIRELESS GECKO 2.4 GHZ | 498 - Immediate | View Details |
|  | SLTB010A | BG22 THUNDERBOARD | 972 - Immediate | View Details |