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| PartNumber | SX1243IULTRT | SX1243SKA433 | SX1243IULTRT-CUT TAPE |
| Description | RF Transmitter SX1243 IN DFN PCKGE (MLPD-UT) | RF Development Tools 433MHZ SX1243 EVALUA | |
| Manufacturer | Semtech | Semtech | - |
| Product Category | RF Transmitter | RF Development Tools | - |
| RoHS | Y | Y | - |
| Type | Integrated Transmitter | RF Transmitters | - |
| Operating Frequency | 310 MHz to 928 MHz | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Package / Case | DFN-8 | - | - |
| Mounting Style | SMD/SMT | - | - |
| Packaging | Reel | - | - |
| Supply Voltage Max | 3.7 V | - | - |
| Supply Voltage Min | 1.8 V | - | - |
| Series | SX1243 | SX1243 | - |
| Brand | Semtech | Semtech | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Modulation Format | FSK, OOK | - | - |
| Product Type | RF Transmitter | RF Development Tools | - |
| Factory Pack Quantity | 3000 | 1 | - |
| Subcategory | Wireless & RF Integrated Circuits | Development Tools | - |
| Supply Current Transmitting | 15 mA, 17.5 mA | - | - |
| Unit Weight | 0.001319 oz | - | - |
| Product | - | Evaluation Kits | - |
| Tool Is For Evaluation Of | - | SX1243 | - |
| Frequency | - | 433 MHz | - |
| Operating Supply Voltage | - | 1.8 V to 3.7 V | - |