| Data Interface | SPI | |
| Product Status | Active | |
| Power - Output | 13dBm | |
| Supplier Device Package | 20-QFN (3x3) | |
| Modulation or Protocol | FSK, OOK | |
| Package / Case | 20-VFQFN Exposed Pad | |
| Voltage - Supply | 1.8V ~ 3.6V | |
| Mfr | Silicon Labs | |
| Data Rate (Max) | 500kbps | |
| Features | - | |
| RoHS Status | ROHS3 Compliant | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| Operating Temperature | -40°C ~ 85°C | |
| Current - Transmitting | - | |
| Applications | General Purpose | |
| ECCN | EAR99 | |
| Mounting Type | Surface Mount | |
| Antenna Connector | - | |
| Series | EZRadio® | |
| Memory Size | 64KB | |
| Frequency | 284MHz ~ 960MHz | |
| HTSUS | 8542.39.0001 | |
| Package | Tape & Reel (TR) | |
| Base Product Number | SI4055 |
