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| Part Number | SX1243IULTRT |
| Datasheet | SX1243IULTRT datasheet |
| Description | RF TX IC FHSS 310-450MHZ 8UFDFN |
| Manufacturer | Semtech Corporation |
| Series | - |
| Part Status | Active |
| Frequency | 310MHz ~ 450MHz, 860MHz ~ 870MHz, 902MHz ~ 928MHz |
| Applications | RKE, Security Systems |
| Modulation or Protocol | FHSS, FSK, OOK |
| Data Rate (Max) | 100kbps |
| Power - Output | 10dBm |
| Current - Transmitting | 17.5mA |
| Data Interface | PCB, Surface Mount |
| Antenna Connector | PCB, Surface Mount |
| Memory Size | - |
| Features | - |
| Voltage - Supply | 1.8V ~ 3.7V |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 8-UFDFN Exposed Pad |