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| Part Number | EFR32FG12P431F1024GM48-CR | EFR32FG12P433F1024GM48-CR | EFR32FG12P432F1024GM48-CR | EFR32FG12P431F1024GM68-CR | EFR32FG12P431F1024IM48-CR | EFR32FG12P231F1024GM48-CR | EFR32FG12P431F1024GM48-BR | EFR32FG12P431F1024GM48-C |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs |
| Product Status | Active | Active | Active | Active | Active | Active | Discontinued at Digi-Key | Active |
| Type | TxRx + MCU | TxRx + MCU | TxRx + MCU | TxRx + MCU | TxRx + MCU | TxRx + MCU | TxRx + MCU | TxRx + MCU |
| RF Family/Standard | - | - | - | - | - | - | - | - |
| Protocol | - | - | - | Flex Gecko | Flex Gecko | - | - | - |
| Modulation | 2FSK, 2GFSK, 4FSK, 4GFSK, ASK, BPSK, DBPSK, DSSS, GFSK, GMSK, MSK, OOK, OQPSK | 2FSK, 2GFSK, 4FSK, 4GFSK, ASK, BPSK, DBPSK, DSSS, GFSK, GMSK, MSK, OOK, OQPSK | 2FSK, 2GFSK, 4FSK, 4GFSK, ASK, BPSK, DBPSK, DSSS, GFSK, GMSK, MSK, OOK, OQPSK | 2FSK, 2GFSK, 4FSK, 4GFSK, ASK, BPSK, DBPSK, DSSS, GFSK, GMSK, MSK, OOK, OQPSK | 2FSK, 2GFSK, 4FSK, 4GFSK, ASK, BPSK, DBPSK, DSSS, GFSK, GMSK, MSK, OOK, OQPSK | 2FSK, 2GFSK, 4FSK, 4GFSK, ASK, BPSK, DBPSK, DSSS, GFSK, GMSK, MSK, OOK, OQPSK | 2FSK, 4FSK, ASK, BPSK, DBPSK, DSSS, GMSK, MSK, OOK, OQPSK | 2FSK, 2GFSK, 4FSK, 4GFSK, ASK, BPSK, DBPSK, DSSS, GFSK, GMSK, MSK, OOK, OQPSK |
| Frequency | - | - | 2.4GHz | 110MHz ~ 191MHz, 1.95MHz ~ 358MHz, 390MHz ~ 574MHz, 779MHz ~ 956MHz | 169MHz, 433MHz, 868MHz, 915MHz | - | 169MHz, 315MHz, 433MHz, 490MHz, 868MHz, 915MHz | - |
| Data Rate (Max) | - | - | - | 38.4kbps | 1Mbps | - | 2Mbps | - |
| Power - Output | 20dBm | 20dBm | 20dBm | 20dBm | 20dBm | 20dBm | 20dBm | 20dBm |
| Sensitivity | -121dBm | -121dBm | -95dBm | -126.2dBm | -102dBm | -121dBm | -102dBm | -121dBm |
| Memory Size | 1MB Flash, 256kB RAM | 1MB Flash, 256kB RAM | 1MB Flash, 256kB RAM | 1MB Flash, 256kB RAM | 1024kB Flash, 256kB RAM | 1MB Flash, 128kB RAM | 1024kB Flash, 256kB RAM | 1MB Flash, 256kB RAM |
| Serial Interfaces | I²C, I²S, SPI, UART | I²C, I²S, SPI, UART | I²C, I²S, SPI, UART | I²C, I²S, IrDA, SPI, UART | I²C, I²S, IrDA, SPI, USART | I²C, I²S, SPI, UART | I²C, I²S, SPI, UART | I²C, I²S, SPI, UART |
| GPIO | 31 | 31 | 31 | 46 | 31 | 31 | 31 | 31 |
| Voltage - Supply | 1.8V ~ 3.8V | 1.8V ~ 3.8V | 1.8V ~ 3.8V | 1.8V ~ 3.8V | 1.8V ~ 3.8V | 1.8V ~ 3.8V | 1.8V ~ 3.8V | 1.8V ~ 3.8V |
| Current - Receiving | - | - | - | 8.4mA ~ 13mA | 8.4mA ~ 11mA | - | 8mA ~ 10.8mA | - |
| Current - Transmitting | - | - | - | 20.3mA ~ 134.3mA | 8.5mA ~ 35.3mA | - | 8.2mA ~ 126.7mA | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 125°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 48-VFQFN Exposed Pad | 48-VFQFN Exposed Pad | 48-VFQFN Exposed Pad | 68-VFQFN Exposed Pad | 48-VFQFN Exposed Pad | 48-VFQFN Exposed Pad | 48-VFQFN Exposed Pad | 48-VFQFN Exposed Pad |
| Supplier Device Package | 48-QFN (7x7) | 48-QFN (7x7) | 48-QFN (7x7) | 68-QFN (8x8) | 48-QFN (7x7) | 48-QFN (7x7) | 48-QFN (7x7) | 48-QFN (7x7) |
