| Photo | Mfr. Part # | Availability | Quantity | Datasheet | Series | Package/Case | Packaging | Product Status | Programmable | Type | RF Family/Standard | Protocol | Modulation | Frequency | Data Rate (Max) | Power - Output | Sensitivity | Memory Size | Serial Interfaces | GPIO | Voltage - Supply | Current - Receiving | Current - Transmitting | Operating Temperature | Grade | Qualification | Supplier Device Package | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|   | EFR32BG21A010F768IM32-BIC RF TXRX+MCU BLE 32QFN Silicon Labs | 2,194 |  |   Datasheet | Blue Gecko | 32-VFQFN Exposed Pad | Tray | Active | Not Verified | TxRx + MCU | Bluetooth | Bluetooth v5.1 | GFSK | 2.4GHz | 2Mbps | 10dBm | -104.9dBm | 768kB Flash, 64kB RAM | ADC, GPIO, I2C, I2S, SPI, UART | 20 | 1.71V ~ 3.8V | 8.8mA | 33.8mA | -40°C ~ 125°C | - | - | 32-QFN (4x4) | 
|   | EFR32BG21A020F512IM32-BIC RF TXRX+MCU BLE 32QFN Silicon Labs | 1,044 |  |   Datasheet | Blue Gecko | 32-VFQFN Exposed Pad | Tray | Active | Not Verified | TxRx + MCU | Bluetooth | Bluetooth v5.1 | GFSK | 2.4GHz | 2Mbps | 20dBm | -104.9dBm | 512kB Flash, 64kB RAM | ADC, GPIO, I2C, I2S, SPI, UART | 20 | 1.71V ~ 3.8V | 8.8mA | 33.8mA | -40°C ~ 125°C | - | - | 32-QFN (4x4) | 
|  | EFR32BG1B232F256GM32-C0IC RF TXRX+MCU BLE 32QFN Silicon Labs | 1,420 |  |   Datasheet | - | 32-VFQFN Exposed Pad | Tray | Active | Not Verified | TxRx + MCU | Bluetooth | Bluetooth v4.0 | 2FSK, 4FSK, GFSK, GMSK, OQPSK | 2.4GHz | 2Mbps | 10.5dBm | -94dBm | 256kB Flash, 32kB RAM | I2C, I2S, SPI, UART | 16 | 1.85V ~ 3.8V | 8.7mA | 8.2mA ~ 126.7mA | -40°C ~ 85°C | - | - | 32-QFN (5x5) | 
|   | EFR32BG21A020F768IM32-BIC RF TXRX+MCU BLE 32QFN Silicon Labs | 2,450 |  |   Datasheet | Blue Gecko | 32-VFQFN Exposed Pad | Tray | Active | Not Verified | TxRx + MCU | Bluetooth | Bluetooth v5.1 | GFSK | 2.4GHz | 2Mbps | 20dBm | -104.9dBm | 768kB Flash, 64kB RAM | ADC, GPIO, I2C, I2S, SPI, UART | 20 | 1.71V ~ 3.8V | 8.8mA | 33.8mA | -40°C ~ 125°C | - | - | 32-QFN (4x4) | 
|   | EFR32BG21A020F1024IM32-BIC RF TXRX+MCU BLE 32QFN Silicon Labs | 2,450 |  |   Datasheet | Blue Gecko | 32-VFQFN Exposed Pad | Tray | Active | Not Verified | TxRx + MCU | Bluetooth | Bluetooth v5.1 | GFSK | 2.4GHz | 2Mbps | 20dBm | -104.9dBm | 1024kB Flash, 96kB RAM | ADC, GPIO, I2C, I2S, SPI, UART | 20 | 1.71V ~ 3.8V | 8.8mA | 33.8mA | -40°C ~ 125°C | - | - | 32-QFN (4x4) | 
|   | EFR32BG21A010F512IM32-BIC RF TXRX+MCU BLE 32QFN Silicon Labs | 1,709 |  |   Datasheet | Blue Gecko | 32-VFQFN Exposed Pad | Tray | Active | Not Verified | TxRx + MCU | Bluetooth | Bluetooth v5.1 | GFSK | 2.4GHz | 2Mbps | 10dBm | -104.9dBm | 512kB Flash, 64kB RAM | ADC, GPIO, I2C, I2S, SPI, UART | 20 | 1.71V ~ 3.8V | 8.8mA | 33.8mA | -40°C ~ 125°C | - | - | 32-QFN (4x4) | 
|   | EFR32MG21A010F768IM32-BIC RF TXRX+MCU BLE 32QFN Silicon Labs | 2,420 |  |   Datasheet | Mighty Gecko | 32-VFQFN Exposed Pad | Tray | Active | Not Verified | TxRx + MCU | Bluetooth | Bluetooth v5.1, Thread, Zigbee® | GFSK, O-QPSK | 2.4GHz | 2Mbps | 10dBm | -104.9dBm | 768kB Flash, 64kB RAM | ADC, GPIO, I2C, I2S, SPI, UART | 20 | 1.71V ~ 3.8V | 8.8mA | 33.8mA | -40°C ~ 125°C | - | - | 32-QFN (4x4) | 
|   | EFR32MG22C224F512GN32-CIC RF TXRX+MCU BLE 32QFN Silicon Labs | 4,551 |  |   Datasheet | - | 32-XFQFN Exposed Pad | Tray | Active | Not Verified | TxRx + MCU | Bluetooth, WiFi | Bluetooth v5.2, Zigbee® | 2-FSK, 2-GFSK, DSSS, GFSK, GMSK, MSK, O-QPSK | 2.4GHz | 2Mbps | 6dBm | -106.7dBm | 512kB Flash, 32kB RAM | I2C, I2S, SPI, IrDA, PDM, UART, USART | 18 | 1.71V ~ 3.8V | 3.7mA ~ 4.6mA | 4.1mA ~ 8.5mA | -40°C ~ 85°C (TA) | - | - | 32-TQFN (4x4) | 
|   | EFR32MG21A020F512IM32-BIC RF TXRX+MCU BLE 32QFN Silicon Labs | 4,310 |  |   Datasheet | Mighty Gecko | 32-VFQFN Exposed Pad | Tray | Active | Not Verified | TxRx + MCU | Bluetooth | Bluetooth v5.1, Thread, Zigbee® | GFSK, O-QPSK | 2.4GHz | 2Mbps | 20dBm | -104.9dBm | 512kB Flash, 64kB RAM | ADC, GPIO, I2C, I2S, SPI, UART | 20 | 1.71V ~ 3.8V | 8.8mA | 33.8mA | -40°C ~ 125°C | - | - | 32-QFN (4x4) | 
|   | EFR32BG13P632F512GM32-DIC RF TXRX+MCU BLE 32RQFN Silicon Labs | 480 |  |   Datasheet | EFR32™ Blue Gecko | 32-VFQFN Exposed Pad | Tray | Active | Not Verified | TxRx + MCU | Bluetooth | Bluetooth v5.0 | 2FSK, 4FSK, ASK, BPSK, DBPSK, DSSS, GFSK, GMSK, MSK, OOK, OQPSK | 2.4GHz ~ 2.4835GHz | 2Mbps | 10dBm | -103.3dBm | 512kB Flash, 64kB RAM | I2C, I2S, SPI, IrDA, UART, USART | 16 | 1.8V ~ 3.8V | 8.4mA ~ 14mA | 8.5mA ~ 134.3mA | -40°C ~ 85°C (TA) | - | - | 32-RQFN (5x5) |