Blog de la compañía Mingjiada Stock Supplies Silicon Labs BG22 BT SoC for IoT Low-Power Applications

The Silicon Labs EFR32BG22 (BG22) series is the company's second-generation wireless SoC platform, specifically optimized for BT Low Energy 5.2 applications. Featuring an ARM Cortex-M33 core and an integrated high-performance RF transceiver, this series delivers exceptional wireless connectivity while operating at ultra-low power consumption. It is an ideal choice for IoT, smart home, industrial sensing, and healthcare devices.

As a professional electronic component supplier, Mingjiada Electronics provides long-term, stable supply of the full Silicon Labs BG22 series, offering reliable BT chip supply chain assurance for smart device manufacturers.

(1) EFR32BG22 Base Series (General-purpose low power for diverse IoT applications)

This series represents the core general-purpose models within the BG22 family, emphasizing ultra-low power consumption and high compatibility. Featuring a 76.8MHz Arm® Cortex®-M33 core, it supports BT 5.2 and BT mesh networking while integrating rich peripherals. Suitable for the vast majority of low-power IoT scenarios, Mingjiada stocks the following core models:

1. EFR32BG22C224F512GM32-C: 32-bit Arm® Cortex®-M33 core (76.8MHz), supports BT 5.2, Operating frequency: 2.4GHz–2.4835GHz, max data rate: 2Mbps, max transmit power: +6dBm, receive sensitivity: -106.7dBm (125 Kbps GFSK), 512kB flash memory, 32kB RAM, packaged in 32-VFQFN (4x4mm), Operating temperature range: -40°C to 125°C. Integrates multiple serial interfaces including ADC, I²C, I²S, PWM, SPI, and UART. Features 26 GPIO pins and Secure Vault™ security protection. Typical applications include asset tracking tags, smart door locks, portable medical devices, and BT mesh network low-power nodes. Mingjiada currently maintains ample inventory and supports both small-lot and bulk purchases.

2. EFR32BG22C224F512IM32-C: Core specifications identical to EFR32BG22C224F512GM32-C. Supports BT 5.x (BLE) and meets automotive AEC-Q100 standards. Packaged in a 32-VFQFN exposed pad package. Suitable for automotive peripheral low-power devices, industrial IoT terminals, and high-end consumer electronics. It offers excellent anti-interference capabilities for stable operation in harsh environments, supports asynchronous interrupts and output state retention, meeting complex control requirements.

3. EFR32BG22C222F352GM32-C: 32-bit Arm® Cortex®-M33 core (76.8MHz), supports BT 5.4 and BT mesh networking, with maximum transmit power of +6dBm and receive sensitivity of -98.9dBm (1 Mbit/s GFSK). Features 352kB flash memory and 32kB RAM in a 32-VFQFN package. Integrates an 8-channel DMA controller, 12-channel Peripheral Reflective System (PRS), and 26 GPIO pins with outstanding low-power performance. The EM2 deep sleep current is only 1.40μA (with 32kB RAM retained). It is suitable for scenarios with stringent power consumption requirements, such as smart sensors, wireless actuators, and fitness equipment. It supports energy harvesting designs to enable battery-free operation.

(2) EFR32BG22E Series (Energy-Saving Enhanced, Suitable for Battery-Free/Long-Life Scenarios)

This series (where “E” denotes energy efficiency) further optimizes power consumption over the base BG22 series, supporting fully battery-free designs and enhanced battery endurance. Core specifications align with the base series, emphasizing energy harvesting and ultra-low power performance. Mingjiada currently stocks the following key models:

1. EFR32BG22E224F512IM32-C: 32-bit Arm® Cortex®-M33 core (76.8MHz), supports BT 5.4 and BT mesh networking, transmit power +6dBm, receive sensitivity -106.7dBm, Features 512kB flash memory and 32kB RAM in a 32-VFQFN package. EM4 sleep current as low as 0.17μA. Supports energy harvesting solutions for powering devices via ambient energy, making it ideal for environmental IoT devices, battery-free sensors, smart beacons, and similar applications. Eliminates frequent battery replacement, significantly reducing long-term maintenance costs.

2. EFR32BG22E224F512IM40-C: Features a 76.8MHz Arm® Cortex®-M33 core with BT 5.4 support, incorporates 352kB flash memory and 32kB RAM, offers transmit power of +6dBm and receive sensitivity of -96.2dBm (2 Mbit/s GFSK), packaged in a 40-VFQFN. It integrates a 24-bit low-power timer and 32-bit real-time counter, making it suitable for energy-harvesting asset tags and indoor navigation devices. It offers sub-meter positioning accuracy and supports BT Angle of Arrival (AoA) and Angle of Departure (AoD) functionality to meet precise positioning requirements.

(3) Other Models in Stock

Beyond the core models above, Mingjiada simultaneously stocks other popular Silicon Labs BG22 series variants covering diverse flash memory, RAM configurations, and package specifications, including but not limited to: EFR32BG22C224F512IM40-C, EFR32BG22C112F352GM32-C, EFR32BG22C224F512GN32-C, etc. We also supply the BGM220 BT module based on the BG22 SoC (available in PCB and SiP packages), catering to diverse customer selection needs. Specific model parameters and inventory status can be consulted with the Mingjiada team.

(4) Key Highlights of Silicon Labs BG22 BT SoC

1. Ultra-Low Power Consumption: Utilizes advanced low-power RF technology, achieving EM2 deep sleep current as low as 1.40μA and EM4 sleep current of 0.17μA. This extends button battery life up to 10 years, supports energy harvesting, enables battery-free designs, and significantly reduces device maintenance costs.

2. High Security: Integrated Secure Vault™ security module supports AES-128/AES-256 encryption, ECC, SHA-1/SHA-2, and other security features. Includes secure boot, secure loader, and secure debug capabilities to effectively defend against cyberattacks and safeguard automotive and IoT data security.

3. Strong Compatibility: Supports BT 5.1, 5.2, 5.4, and BT Mesh networks with data rates up to 2Mbps, transmit power up to +6dBm, and receive sensitivity as low as -106.7dBm. Ensures stable wireless transmission, offers pin compatibility with Silicon Labs' BT product family, and enables seamless upgrades to higher-performance models;

4. Broad Application Scenarios: Integrates rich peripherals for diverse applications including asset tracking, portable healthcare, smart home, industrial IoT, smart door locks, and indoor navigation. Balances cost and performance to meet high-volume, diverse application demands;

5. High Reliability: Operates within a temperature range of -40°C to +125°C, featuring excellent electromagnetic compatibility (EMC) and interference resistance. Suitable for harsh environments like industrial and automotive peripherals. Compact packaging facilitates integration into small devices.

Leveraging the robust capabilities of Silicon Labs' BG22 series BT SoCs and Mingjiada's comprehensive supply chain services, both parties will jointly empower IoT, consumer electronics, and industrial control sectors. This collaboration will help customers achieve technological breakthroughs in low-power BT connectivity and launch more competitive products. Currently, Mingjiada offers full stock availability of the Silicon Labs BG22 series BT SoCs with comprehensive model options and competitive pricing. We welcome manufacturers and R&D enterprises to inquire and collaborate, jointly shaping a new future for IoT development.

Contact Information:

Phone: +86 13410018555 (Mr. Chen)

Email: sales@hkmjd.com

Website: https://www.integrated-ic.com/