| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
|
2,500 pcs
|
2500 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
| Category | |
| Manufacturer Name | |
| Active Mode Current | |
| Core Processor | |
| Current | |
| Data Rate (Max) | |
| Deep Sleep Current (@ 16 kB RAM retention and RTC running from LFRCO) | |
| Deep Sleep Current (@ 96 kB RAM retention and RTC running from LFXO) | |
| Flash Memory | |
| Frequency | |
| GPIO | |
| Memory Size | |
| Modulation | |
| Mounting Type | |
| Operating Frequency | |
| Operating Temperature | |
| Power | |
| Protocol | |
| RAM Memory | |
| RF Family | |
| RX Current | |
| Receiver Sensitivity (@ 1 Mbit/s GFSK) | |
| Receiver Sensitivity (@ 125 kbps GFSK) | |
| Receiver Sensitivity (@ 2 Mbit/s GFSK) | |
| Sensitivity | |
| Serial Interfaces | |
| Supplier Device Package | |
| Supplier Package | |
| TX Current (Typical @ 10 dBm output power at 2.4 GHz) | |
| TX Current (Unspecified condition) | |
| TX power | |
| Tape & Reel | |
| Type | |
| Voltage |
The EFR32BG21A020F1024IM32-BR from Silicon Labs is a member of the Wireless Gecko portfolio, designed for energy-friendly Bluetooth 5 networking in IoT devices. This single-die solution integrates an 80 MHz ARM Cortex-M33 processor with DSP extensions and a floating-point unit, a high-performance 2.4 GHz radio, and a secure engine.
Key electrical specifications include up to 1024 kB of flash program memory and 96 kB of RAM. The device supports Bluetooth v5.1 with GFSK modulation and offers a maximum data rate of 2 Mbps. It provides a TX power of up to 20 dBm and a receiver sensitivity down to -105 dBm. The operating voltage range is 1.71V to 3.8V, with a typical RX current of 8.8 mA and active mode current of 50.9 μA/MHz.
This SoC is housed in a 32-QFN (4x4) package, suitable for surface mounting. It features 20 GPIO pins and a robust peripheral set including ADC, I²C, SPI, and UART. The operating temperature range is -40°C to 125°C.
Applications for this SoC include lighting, connected home devices, gateways, digital assistants, and building automation and security systems.
| Qty | Low | High |
|---|---|---|
| 1+ | $710.26 | $710.26 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The core processor is an ARM Cortex-M33 with DSP extensions and FPU.
The maximum operating frequency is 80 MHz.
It has up to 1024 kB of flash program memory and 96 kB of RAM data memory.
The maximum TX power is 20 dBm.
The receiver sensitivity is -104.9 dBm.
Supported serial interfaces include ADC, GPIO, I²C, I²S, SPI, and UART.
The operating temperature range is -40°C to 125°C.