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| PartNumber | SP3222EET-L/TR | SP3222EET-L | SP3222EET |
| Description | RS-232 Interface IC 3V-5.5V RS-232 2-DRV/2-RCV LOW PWR | RS-232 Interface IC 3V-5.5V RS-232 2-DRV/2-RCV LOW PWR | Line Transceiver, 2-Driver, 2-Receiver, 18 Pin, Plastic, SOP |
| Manufacturer | Exar Corporation | Exar Corporation | - |
| Product Category | Interface - Drivers, Receivers, Transceivers | Interface - Drivers, Receivers, Transceivers | - |
| Series | SP3222E | SP3222E | - |
| Product | RS-232 Transceivers | RS-232 Transceivers | - |
| Type | Transceiver | Transceiver | - |
| Packaging | Tape & Reel (TR) Alternate Packaging | Tube Alternate Packaging | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Tradename | Sipex | Sipex | - |
| Package Case | SOIC-18 Wide | SOIC-18 Wide | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | - |
| Mounting Type | Surface Mount | Surface Mount | - |
| Function | Transceiver | Transceiver | - |
| Voltage Supply | 3 V ~ 5.5 V | 3 V ~ 5.5 V | - |
| Supplier Device Package | 18-SOIC | 18-SOIC | - |
| Protocol | RS232 | RS232 | - |
| Data Rate | 235Kbps | 235Kbps | - |
| Number of Drivers Receivers | 2016/2/2 | 2016/2/2 | - |
| Duplex | Full | Full | - |
| Receiver Hysteresis | 300mV | 300mV | - |
| Maximum Operating Temperature | - | + 85 C | - |
| Minimum Operating Temperature | - | - 40 C | - |
| Operating Supply Current | - | 300 uA | - |