| PartNumber | EFR32FG12P432F1024GM48-BR | EFR32FG12P432F1024GM48-C | EFR32FG12P432F1024GM48-B |
| Description | RF System on a Chip - SoC Flex Gecko SoC QFN48 2.4 G 19 dB proprietary 1024 kB 256 kB (RAM) 31GPIO SoC | RF System on a Chip - SoC Flex Gecko SoC QFN48 2.4 G 19 dB proprietary 1024 kB 256 kB (RAM) 31GPIO SoC | RF System on a Chip - SoC Flex Gecko SoC QFN48 2.4 G 19 dB proprietary 1024 kB 256 kB (RAM) 31GPIO SoC |
| 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 |
| Package / Case | QFN-48 | QFN-48 | QFN-48 |
| Packaging | Reel | - | - |
| Series | EFR32FG12 | EFR32FG12 | EFR32FG12 |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | RF System on a Chip - SoC | RF System on a Chip - SoC | RF System on a Chip - SoC |
| Factory Pack Quantity | 2500 | 260 | 260 |
| Subcategory | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits |
| Tradename | EFR32 | EFR32 | EFR32 |
| Type | - | Wi-Fi | Wi-Fi |
| Core | - | ARM Cortex M4 | ARM Cortex M4 |
| Operating Frequency | - | 2.4 GHz | 2.4 GHz |
| Maximum Data Rate | - | 2 Mb/s | 2 Mb/s |
| Output Power | - | 19 dBm | 19.5 dBm |
| Sensitivity | - | - 91.3 dBm | - 95.2 dBm |
| Operating Supply Voltage | - | 1.8 V to 3.8 V | 1.8 V to 3.8 V |
| Supply Current Receiving | - | 10.8 mA | 10.8 mA |
| Supply Current Transmitting | - | 8.5 mA | 126.7 mA |
| Program Memory Size | - | 1024 kB | 1 MB |
| Height | - | 0.85 mm | 0.85 mm |
| Length | - | 7 mm | 7 mm |
| Program Memory Type | - | Flash | Flash |
| Width | - | 7 mm | 7 mm |
| Data RAM Size | - | 256 kB | 256 kB |
| Data RAM Type | - | RAM | RAM |
| Interface Type | - | I2C, SPI, UART | I2C, UART, USART |
| Mounting Style | - | SMD/SMT | SMD/SMT |
| Number of I/Os | - | 31 I/O | 31 I/O |
| ADC Resolution | - | 12 bit | 12 bit |
| Data Bus Width | - | 32 bit | 32 bit |
| Maximum Clock Frequency | - | 40 MHz | 40 MHz |
| Maximum Operating Temperature | - | + 85 C | + 85 C |
| Minimum Operating Temperature | - | - 40 C | - 40 C |
| Number of Timers | - | 4 Timer | 4 Timer |
| Operating Temperature Range | - | - | - 40 C to + 85 C |
| Unit Weight | - | - | 0.003527 oz |