| Part Number | SI1081-A-GM | SI1081-A-GMR |
|---|---|---|
| Manufacturer | Silicon Labs | Silicon Labs |
| Category | RF Transceiver ICs | RF Transceiver ICs |
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| Product Status | Active | Active |
| Type | TxRx + MCU | TxRx + MCU |
| RF Family/Standard | General ISM < 1GHz | General ISM < 1GHz |
| Protocol | - | - |
| Modulation | 4FSK, 4GFSK, FSK, GFSK, OOK | 4FSK, 4GFSK, FSK, GFSK, OOK |
| Frequency | 142MHz ~ 1.05GHz | 142MHz ~ 1.05GHz |
| Data Rate (Max) | 1Mbps | 1Mbps |
| Power - Output | 20dBm | 20dBm |
| Sensitivity | -126dBm | -126dBm |
| Memory Size | 8kB Flash, 768B RAM | 8kB Flash, 768B RAM |
| Serial Interfaces | I²C, SPI, UART | I²C, SPI, UART |
| GPIO | 15 | 15 |
| Voltage - Supply | 1.8V ~ 3.6V | 1.8V ~ 3.6V |
| Current - Receiving | 10.7mA ~ 13.7mA | 10.7mA ~ 13.7mA |
| Current - Transmitting | 70mA ~ 85mA | 70mA ~ 85mA |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 36-WFQFN Exposed Pad | 36-WFQFN Exposed Pad |
| Supplier Device Package | 36-QFN (5x6) | 36-QFN (5x6) |