| PartNumber | EFR32BG1B132F128GM32-B0R | EFR32BG1B132F128GM32-B0 | EFR32BG1B132F128GM32-C0 |
| Description | RF System on a Chip - SoC Blue Gecko Basic, 128 KB Flash, 32 KB RAM, 3 dBm (TX Output Power), QFN32 Package | RF System on a Chip - SoC Blue Gecko Basic, 128 KB Flash, 32 KB RAM, 3 dBm (TX Output Power), QFN32 Package | RF System on a Chip - SoC Blue Gecko SoC, 2.4 GHz, 256 kB Flash, 32 kB RAM, +3 dBm, QFN32 |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Laboratories |
| Product Category | RF System on a Chip - SoC | RF System on a Chip - SoC | RF System on a Chip - SoC |
| RoHS | Y | Y | Y |
| Type | Bluetooth | Bluetooth | - |
| Core | ARM Cortex M4 | ARM Cortex M4 | - |
| Operating Frequency | 2.4 GHz | 2.4 GHz | - |
| Output Power | 3 dBm | 3 dBm | - |
| Sensitivity | - 94 dBm | - 94 dBm | - |
| Operating Supply Voltage | 1.62 V to 3.8 V | 1.62 V to 3.8 V | - |
| Supply Current Receiving | 8.6 mA | 8.6 mA | - |
| Supply Current Transmitting | 8.2 mA | 8.2 mA | - |
| Program Memory Size | 128 kB | 128 kB | - |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C | - |
| Package / Case | QFN-32 | QFN-32 | QFN-32 |
| Packaging | Reel | Tray | - |
| Length | 5 mm | 5 mm | - |
| Program Memory Type | Flash | Flash | - |
| Width | 5 mm | 5 mm | - |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Data RAM Size | 32 kB | 32 kB | - |
| Data RAM Type | RAM | RAM | - |
| Interface Type | I2C, USART | I2C, USART | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| ADC Resolution | 12 bit | 12 bit | - |
| Data Bus Width | 32 bit | 32 bit | - |
| Maximum Clock Frequency | 2.485 GHz | 2.485 GHz | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of Timers | 6 Timer | 6 Timer | - |
| Product Type | RF System on a Chip - SoC | RF System on a Chip - SoC | RF System on a Chip - SoC |
| Factory Pack Quantity | 2500 | 490 | 490 |
| Subcategory | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits |
| Unit Weight | 0.006653 oz | 0.006653 oz | - |