Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

The EFR32FG22C121F256GM40-CR is a high-performance 2.4GHz wireless system-on-chip (SoC) manufactured by Silicon Labs. This chip is specifically designed for energy-efficient proprietary protocol networks in IoT devices and is suitable for a wide range of applications.

EFR32FG22C121F256GM40-CR Product Features

Processor: 32-bit ARM Cortex-M33 core, operating at a maximum frequency of 38.4 MHz

Memory Capacity: 256KB flash and 32KB RAM

Wireless Performance:  

Sensitivity: -102.3 dBm at 250 kbps O-QPSK DSSS, -98.9 dBm at 1 Mbit/s GFSK  

Maximum Transmit Power: 6 dBm

Receive current: 2.5 mA, transmit current at 0 dBm output power: 3.4 mA  

Low-power design:  

Active mode (EM0) current: 26 μA/MHz  

Deep sleep mode (EM2) current: 1.20 μA  

EM4 mode current: 0.17 μA

Modulation format: Supports 2(G)FSK, OQPSK DSSS, (G)MSK  

Operating range:  

Operating voltage: 1.71 V to 3.8 V  

Operating temperature: -40°C to 85°C  

Package type: QFN40, 5 mm x 5 mm x 0.85 mm

Security Features:  

Secure boot with Root of Trust and Secure Loader (RTSL).  

Hardware encryption acceleration, supporting AES128/256, SHA-1, SHA-2 (up to 256 bits), ECC (up to 256 bits), ECDSA, and ECDH  

True random number generator compliant with NIST SP800-90 and AIS-31 standards (TRNG)

ARM® TrustZone®

Secure debugging with lock/unlock functionality

Application Areas

The EFR32FG22C121F256GM40-CR is widely used in the following areas:

IoT devices: such as electronic shelf labels, home and building automation and security.

Industrial automation: suitable for industrial sensors and control devices.

Commercial and retail lighting and sensing: used for smart lighting and environmental monitoring.

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.