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| PartNumber | 4431-T-B1 D 470 | 4431-T-B1 D 868 | 4431-T-B1 B 434 |
| Description | RF Development Tools Single Tied Antenna 4431 Rev B1 TRx Testcard 470 | RF Development Tools Single Tied Antenna 4431 Rev B1 TRx Testcard 868 | RF Development Tools Tx/Rx Split 4431 Rev B1 TRx Testcard 434 |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Laboratories |
| Product Category | RF Development Tools | RF Development Tools | RF Development Tools |
| RoHS | Y | Y | Y |
| Product | Test Cards | Test Cards | Test Cards |
| Type | RF Transceivers | RF Transceivers | RF Transceivers |
| Tool Is For Evaluation Of | Si4431 | Si4431 | Si4431 |
| Frequency | 470 MHz | 868 MHz | 434 MHz |
| Operating Supply Voltage | 3.3 V | 3.3 V | 3.3 V |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Product Type | RF Development Tools | RF Development Tools | RF Development Tools |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Development Tools | Development Tools | Development Tools |
| Packaging | - | Bulk | - |
| Description/Function | - | Single antenna implemented without RF switch | Separate TX and RX designed for lab testing |