| Part Number | EFR32FG13P231F512GM48-CR | EFR32FG13P232F512GM48-CR | 
|---|---|---|
| Manufacturer | Silicon Labs | Silicon Labs | 
| Category | RF Transceiver ICs | RF Transceiver ICs | 
|   |   | |
| Product Status | Discontinued at Digi-Key | Discontinued at Digi-Key | 
| Type | - | - | 
| RF Family/Standard | General ISM < 1GHz | 802.15.4 | 
| Protocol | - | - | 
| Modulation | 2FSK, 4FSK, ASK, BPSK, DBPSK, DSSS, GFSK, GMSK, OOK, OQPSK | 2FSK, 4FSK, ASK, BPSK, DBPSK, DSSS, GFSK, GMSK, OOK, OQPSK | 
| Frequency | 169MHz ~ 915MHz | 2.4GHz | 
| Data Rate (Max) | 2Mbps | 2Mbps | 
| Power - Output | 20dBm | 19dBm | 
| Sensitivity | -102dBm | -102dBm | 
| Memory Size | 512kB Flash, 64kB RAM | 512kB Flash, 64kB RAM | 
| Serial Interfaces | I²C, UART, USART | I²C, UART, USART | 
| GPIO | 32 | 31 | 
| Voltage - Supply | 1.8V ~ 3.8V | 1.8V ~ 3.8V | 
| Current - Receiving | 8.4mA ~ 11mA | 8.4mA ~ 11mA | 
| Current - Transmitting | 8.5mA ~ 134.3mA | 8.5mA ~ 134.3mA | 
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | 
| Mounting Type | Surface Mount | - | 
| Package / Case | 48-VFQFN Exposed Pad | 48-VFQFN Exposed Pad | 
| Supplier Device Package | 48-QFN (7x7) | - |