EFR32™ Blue Gecko

The EFR32BG13P733F512GM48 Bluetooth LE IC includes a 40 MHz ARM Cortex-M4 microcontoller and provides a 19 dBm maximum power output. With a receive sensitivity of -103.3 dBm the EFR32BG13P733F512GM48 supports a full DSP instruction set and floating point unit to speed computation. Built with low-power Gecko Technology, which includes innovative low energy techniques, fast wake-up times and energy saving modes. This device includes 512 kB of flash, 64 kB of RAM, and is available in a QFN48 package. Software and SDKs for EFR32BG13P733F512GM48 include support for Bluetooth low energy (LE), Bluetooth 5, and Bluetooth mesh networking. The device also includes support for proprietary wireless protocol development.


Communication Products

089 / 614 503 60

  • Key features
  • Manufacturer


  • MCU Core: ARM Cortex-M4
  • Core Frequency (MHz): 40
  • Flash (kB): 512
  • RAM (kB): 64
  • Package Type: QFN48


  • TX Power (dBm): 19
  • Receive Sensitivity: -103.3
  • 2.4 GHz Capable: Yes
  • Sub-GHz Capable: Yes


  • Bluetooth 5 - 2M PHY: Yes
  • Bluetooth 5 - LE Long Range: Yes
  • Bluetooth 5 - Advertising Extensions: Yes
  • Bluetooth Mesh: Yes


  • AES-128: Yes
  • AES-256: Yes
  • ECC: Yes
  • SHA-1: Yes
  • SHA-2: Yes
  • RSA-2048: No


  • I²C: 2
  • I²S: 3
  • SPI: 3
  • UART: 4
  • USART: 3
  • Dig I/O Pins: 31

Silicon Labs mission is to design and deliver easy-to-use, wireless connectivity solutions for OEMs, device manufacturers and system integrators. We supply a wide range of Bluetooth and Wi-Fi modules in order to serve industry leaders and start-ups in all sectors: beacons, consumer electronics, health and wellness, automotive aftermarket, sports and fitness, M2M and industrial. Silicon Labs understands that certified, high performance radios are key to your application's success, and our passion is building trusted relationships with our customers that span the entire product life cycle.


Contact HY-LINE

Helpdesk 089 / 614 503 60

E-Mail communication@hy-line.de