| Part Number | EFR32MG1B232F256GM32-C0R | EFR32MG1B232F256GM32-B0R |
|---|---|---|
| Manufacturer | Silicon Labs | Silicon Labs |
| Category | RF Transceiver ICs | RF Transceiver ICs |
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| Product Status | Not For New Designs | Discontinued at Digi-Key |
| Type | TxRx + MCU | TxRx + MCU |
| RF Family/Standard | 802.15.4 | 802.15.4 |
| Protocol | Zigbee® | Zigbee® |
| Modulation | - | 2FSK, 4FSK, DSSS, GFSK, GMSK, MSK, O-QPSK |
| Frequency | 2.4GHz | 2.4GHz |
| Data Rate (Max) | 250kbps | 1Mbps |
| Power - Output | 19.5dBm | 19.5dBm |
| Sensitivity | -99dBm | -99dBm |
| Memory Size | 256kB Flash, 32kB RAM | 256kB Flash, 32kB RAM |
| Serial Interfaces | I²C, I²S, SPI, UART | I²C, SPI, UART |
| GPIO | 16 | 31 |
| Voltage - Supply | 1.85V ~ 3.8V | - |
| Current - Receiving | 8.7mA | 8.6mA ~ 9.1mA |
| Current - Transmitting | 8.2mA ~ 126.7mA | 8.2mA |
| 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) |