| Part Number | SI1085-A-GMR | SI1025-A-GMR |
|---|---|---|
| Manufacturer | Silicon Labs | Silicon Labs |
| Category | RF Transceiver ICs | RF Transceiver ICs |
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| Product Status | Active | Obsolete |
| Type | TxRx + MCU | TxRx + MCU |
| RF Family/Standard | General ISM < 1GHz | General ISM < 1GHz |
| Protocol | - | EZRadioPro |
| Modulation | 4FSK, 4GFSK, FSK, GFSK, OOK | FSK, GFSK, OOK |
| Frequency | 283MHz ~ 350MHz, 425MHz ~ 525MHz, 850MHz ~ 960MHz | 240MHz ~ 960MHz |
| Data Rate (Max) | 500kbps | 256Kbps |
| Power - Output | 13dBm | 13dBm (Max) |
| Sensitivity | -116dBm | -121dBm |
| Memory Size | 8kB Flash, 768B RAM | 64kB Flash, 8.5kB RAM |
| Serial Interfaces | I²C, SPI, UART | I²C, SPI, UART |
| GPIO | 15 | 53 |
| Voltage - Supply | 1.8V ~ 3.6V | 1.8V ~ 3.8V |
| Current - Receiving | 10.7mA ~ 13.7mA | 18.5mA |
| Current - Transmitting | 18mA ~ 29mA | 17mA ~ 30mA |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 36-WFQFN Exposed Pad | 85-VFLGA Exposed Pad |
| Supplier Device Package | 36-QFN (5x6) | 85-LGA (6x8) |