| Part Number | EFR32BG1B232F256IM32-C0 | EFR32BG1B232F256IM32-C0R | 
|---|---|---|
| Manufacturer | Silicon Labs | Silicon Labs | 
| Category | RF Transceiver ICs | RF Transceiver ICs | 
|   |   | |
| Product Status | Active | Active | 
| Type | TxRx + MCU | TxRx + MCU | 
| RF Family/Standard | Bluetooth | Bluetooth | 
| Protocol | Bluetooth v4.0 | Bluetooth v4.0 | 
| Modulation | - | - | 
| Frequency | 2.4GHz | 2.4GHz | 
| Data Rate (Max) | 2Mbps | 2Mbps | 
| Power - Output | 10.5dBm | 10.5dBm | 
| Sensitivity | - | - | 
| Memory Size | 256kB Flash, 32kB RAM | 256kB Flash, 32kB RAM | 
| Serial Interfaces | I²C, I²S, SPI, UART | I²C, I²S, SPI, UART | 
| GPIO | 16 | 16 | 
| Voltage - Supply | 1.8V ~ 3.8V | 1.8V ~ 3.8V | 
| Current - Receiving | - | - | 
| Current - Transmitting | 8.2mA ~ 126.7mA | 8.2mA ~ 126.7mA | 
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 32-VFQFN Exposed Pad | 32-VFQFN Exposed Pad | 
| Supplier Device Package | 32-QFN (5x5) | 32-QFN (5x5) |