EFR32BG22 Series 2 Modules

BGM220 Bluetooth® modules are designed and built to meet the performance, security, and reliability requirements of battery-powered IoT products. Based on the EFR32BG22 SoC, BGM220 is a full solution that comes with fully upgradeable, robust software stacks, world-wide regulatory certifications, advanced development and debugging tools, and support to help accelerate time-to-market. Available in multiple packages, PCB or ultra-compact SiP, BGM220 is ideal for a broad range of Bluetooth LE applications including asset tags, beacons, portable medical, fitness, and Bluetooth mesh low power nodes.

Supports Bluetooth 5.1, 5.2 & Bluetooth Mesh
Ideal for ultra-low-power battery-powered IoT devices

EFR32BG22 Common Specs

Supported Protocols:

  • Bluetooth Low Energy (Bluetooth 5.2)
  • Direction-finding
  • Bluetooth mesh Low Power Node

Regulatory Certifications:

  • FCC
  • CE
  • IC/ISEDC
  • MIC/TELEC
  • KCC

Operating Range:

  • 1.8 V to 3.8 V, single supply
  • -40 °C to +105 °C

Dimensions:

  • 12.9 mm x 15.0 mm x 2.2 mm
  • 6 mm × 6 mm × 1.1 mm

Wireless SoC:

  • 2.4 GHz radio
  • TX power up to 8 dBm
  • High-performance 32-bit ARM Cortex-M33® with DSP instruction and floating-point unit for efficient signal processing
  • Up to 512 kB flash program memory
  • 32 kB RAM data memory
  • Embedded Trace Macrocell (ETM) for advanced debugging

Current Consumption:

  • 4.3 mA RX current at 1 Mbps GFSK
  • 4.8 mA TX current at 0 dBm output power
  • 26 μA/MHz in Active Mode (EM0)
  • 1.40 μA EM2 DeepSleep current (RTCC running from LFXO, Full RAM retention)

MCU Peripherals:

  • 16-bit 76.9 ksps SAR Analog to Digital Converter (ADC)
  • 25 General Purpose I/O pins with output state retention and asynchronous interrupts
  • 8 Channel DMA Controller
  • 12 Channel Peripheral Reflex System (PRS)
  • 4 × 16-bit Timer/Counter with 3 Compare/Capture/PWM channels
  • 1 × 32-bit Timer/Counter with 3 Compare/Capture/PWM channels
  • 32-bit Real Time Counter
  • 24-bit Low Energy Timer for waveform generation
  • 1 × Watchdog Timer
  • 2 × Universal Synchronous/Asynchronous Receiver/Transmitter (UART/SPI/SmartCard (ISO 7816)/IrDA/I2S)
  • 1 × Enhanced Universal Asynchronous Receiver/Transmitter (EUART)
  • 2 × I2C interface with SMBus support
  • Digital microphone interface (PDM)
  • RFSENSE with selective OOK mode

Securing Your Bluetooth Product

IoT security is key to protecting company brands, end user privacy and commercial viability of products. Vulnerabilities can be exploited through both remote Internet attacks and physical hands-on-attacks.

Developers using the Silicon Labs wireless product portfolio including those in the BGM220 module portfolio have access to a number of technologies designed to protect their product, including Secure Debug, Secure Boot with Root of Trust & Secure Loader.

BGM220 Security Features

  • Secure Boot with Root of Trust and Secure Loader (RTSL)
  • Hardware Cryptographic Acceleration for AES128/256, SHA-1, SHA-2 (up to 256-bit), ECC (up to 256-bit), ECDSA,and ECDH
  • True Random Number Generator (TRNG) compliant with NIST SP800-90 and AIS-31
  • ARM® TrustZone®
  • Secure Debug with lock/unlock
Find the Right EFR32BG22 Module Select Columns
Select Columns
Part Number MCU Core Core Frequency (MHz) Flash RAM Bluetooth 5.2 Bluetooth 5.1 Bluetooth 5 Bluetooth Mesh Cryptography Output Power Range (dBm) GPIO UART I²C SPI Comparators Timers (16-bit) Temperature Range ºC Package Type Package Size (mm)
ARM Cortex-M33 76.8 512 32 AES-128 AES-256 ECC SHA-1 SHA-2 -27 8 24 3 2 2 0 4 -40 105 PCB 12.9x15.0x2.2
ARM Cortex-M33 76.8 356 32 AES-128 AES-256 ECC SHA-1 SHA-2 -27 8 25 3 2 2 0 4 -40 85 PCB 12.9 x 15.0 x 2.2
ARM Cortex-M33 38.4 356 32 AES-128 AES-256 ECC SHA-1 SHA-2 -28 0 25 3 2 2 0 4 -40 85 SIP 6.0 x 6.0 x 1.1
ARM Cortex-M33 76.8 512 32 AES-128 AES-256 ECC SHA-1 SHA-2 -27 6 25 3 2 2 0 4 -40 105 SIP 6.0x6.0x1.1
ARM Cortex-M33 76.8 356 32 AES-128 AES-256 ECC SHA-1 SHA-2 -27 6 25 3 2 2 0 4 -40 85 SIP 6.0x6.0x1.1

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