EFR32xG28 System-on-Chip (SoC) and EFM32xG28 MCUs
Silicon Labs’ SoCs and MCUs are ideal for a variety of applications including security and building automation
Silicon Labs is a proven leader in IoT silicon products with SoC solutions for smart homes, security, lighting, building automation, metering, and more. The EFR32FG28 SoC dual-band solution combines a high-performance sub-GHz radio that provides long-range capabilities and a 2.4 GHz BLE radio for increased design flexibility. The Z-Wave SoC EFR32ZG28 is ideal for IoT applications in smart homes, security, multi-dwelling units, and hospitality applications. This dual-band capable device provides a better user experience for Z-Wave-enabled products. A more general-purpose MCU addition to the EFM32 portfolio is found in the PG28 which gives the 32-bit microcontroller (MCU) family a software-compatible MCU-only version of the EFR32xG28 wireless SoC platform. With firmware compatible with the EFR32xG28 family of wireless SoCs, the PG28 allows for a simplified hardware design for both connected and non-connected products by enabling a single hardware and software design for all product versions.
Silicon Labs development tools are available as explorer kits for a low-cost exploratory kits, pro kits, modular kits for software development and feature evaluation (PG28-PK2506A, xG28-PK6024A, xG28-PK6025A), and radio boards with a wireless starter kit plug-in board featuring specific SoC or module wireless devices (xG28-RB4400C, xG28-RB4401C).
- 32-bit Arm® Cortex®-M33 core with 78 MHz maximum operating frequency
- Up to 1,024 kB of Flash and 256 kB of RAM
- SecureVault™
- Robust peripheral set and up to 49 GPIO or 51 GPIO
- 6x6 QFN48 and 8x8 QFN68 package
- IoT applications
- Security
- Lighting
- Metering
- Smart homes
- Building automation
- Multi-dwelling units
- Hospitality applications
- Lifestyle IoT
- Neighborhood IoT
EFR32FG28 RF Transceiver ICs
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | EFR32FG28B320F1024IM48-A | IC RF TXRX+MCU 48QFN | 1581 - Immediate | $43.65 | View Details |
![]() | ![]() | EFR32FG28B310F1024IM48-A | IC RF TXRX+MCU 48QFN | 1895 - Immediate | $42.09 | View Details |
![]() | ![]() | EFR32FG28B312F1024IM48-A | IC RF TXRX+MCU BLE 48QFN | 2407 - Immediate | $45.82 | View Details |
![]() | ![]() | EFR32FG28B312F1024IM68-A | IC RF TXRX+MCU BLE 68QFN | 560 - Immediate | $47.69 | View Details |
![]() | ![]() | EFR32FG28B322F1024IM68-A | IC RF TXRX+MCU BLE 68QFN | 1844 - Immediate | $49.25 | View Details |
![]() | ![]() | EFR32FG28B310F1024IM68-A | IC RF TXRX+MCU 68QFN | 138 - Immediate | $43.87 | View Details |
![]() | ![]() | EFR32FG28A120F1024GM48-A | IC RF TXRX+MCU 48QFN | 606 - Immediate | $40.79 | View Details |
![]() | ![]() | EFR32FG28B320F1024IM68-A | IC RF TXRX+MCU 68QFN | 988 - Immediate | $45.43 | View Details |
![]() | ![]() | EFR32FG28B322F1024IM48-A | IC RF TXRX+MCU BLE 48QFN | 4806 - Immediate | $47.38 | View Details |
EFR32ZG28B RF Transceiver ICs
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | EFR32ZG28B310F1024IM48-A | IC RF TXRX+MCU 802.15.4 48QFN | 249 - Immediate | $44.65 | View Details |
![]() | ![]() | EFR32ZG28B312F1024IM48-A | IC RF TXRX+MCU 802.15.4 48QFN | 1780 - Immediate | $46.51 | View Details |
![]() | ![]() | EFR32ZG28B322F1024IM48-A | IC RF TXRX+MCU 802.15.4 48QFN | 227 - Immediate | $47.99 | View Details |
![]() | ![]() | EFR32ZG28B312F1024IM68-A | IC RF TXRX+MCU 802.15.4 68QFN | 514 - Immediate | $48.29 | View Details |
![]() | ![]() | EFR32ZG28B320F1024IM48-A | IC RF TXRX+MCU 802.15.4 48QFN | 363 - Immediate | $46.12 | View Details |
![]() | ![]() | EFR32ZG28B310F1024IM68-A | IC RF TXRX+MCU 802.15.4 68QFN | 500 - Immediate | $46.43 | View Details |
![]() | ![]() | EFR32ZG28B320F1024IM68-A | IC RF TXRX+MCU 802.15.4 68QFN | 500 - Immediate | $47.90 | View Details |
![]() | ![]() | EFR32ZG28B322F1024IM68-A | IC RF TXRX+MCU 802.15.4 68QFN | 242 - Immediate | $49.72 | View Details |
EFM32PG28 Microcontrollers
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | EFM32PG28B310F1024IM68-A | PG28 MCU 51 GPIO AI/ML IADC | 82 - Immediate | $22.59 | View Details |
![]() | ![]() | EFM32PG28B210F1024IM68-A | PG28 MCU 51 GPIO AI/ML IADC | 1190 - Immediate | $21.41 | View Details |
![]() | ![]() | EFM32PG28B300F512IM68-A | PG28 MCU 51 GPIO AI/ML IADC | 468 - Immediate | $19.07 | View Details |
![]() | ![]() | EFM32PG28B200F512IM68-A | PG28 MCU 51 GPIO AI/ML IADC | 1265 - Immediate | $17.86 | View Details |
Gecko Evaluation Board
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | PG28-PK2506A | PG28 EFM32 PRO KIT | 17 - Immediate | $617.00 | View Details |
xG28 Evalution Board, Explorer Board, and Pro Kit
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | XG28-RB4401C | XG28 +20 DBM IOT RADIO BOARD KIT | 0 - Immediate | $188.83 | View Details |
![]() | ![]() | XG28-EK2705A | XG28 900 MHZ BLE EXPLORER KIT | 79 - Immediate | $161.83 | View Details |
![]() | ![]() | XG28-PK6024A | XG28 868-915 MHZ +14 DBM PRO KIT | 21 - Immediate | $816.32 | View Details |
![]() | ![]() | XG28-PK6025A | XG28 868-915 MHZ +20 DBM PRO KIT | 17 - Immediate | $816.93 | View Details |
![]() | ![]() | XG28-RB4400C | XG28 +14 DBM IOT RADIO BOARD KIT | 98 - Immediate | $188.18 | View Details |








