| # | Part Name | Description |
|---|
| 1 | SP3223 | Intelligent +3.0V to +5.5V RS-232 Transceivers |
| 2 | SP3223CA | Intelligent +3.0V to +5.5V RS-232 Transceivers |
| 3 | SP3223CP | Intelligent +3.0V to +5.5V RS-232 Transceivers |
| 4 | SP3223CY | Intelligent +3.0V to +5.5V RS-232 Transceivers |
| 5 | SP3223EA | Intelligent +3.0V to +5.5V RS-232 Transceivers |
| 6 | SP3223EP | Intelligent +3.0V to +5.5V RS-232 Transceivers |
| 7 | SP3223EY | Intelligent +3.0V to +5.5V RS-232 Transceivers |
| 8 | SP3243 | Intelligent +3.0V to +5.5V RS-232 Transceivers |
| 9 | SP3243CA | Intelligent +3.0V to +5.5V RS-232 Transceivers |
| 10 | SP3243CT | Intelligent +3.0V to +5.5V RS-232 Transceivers |
| 11 | SP3243EA | Intelligent +3.0V to +5.5V RS-232 Transceivers |
| 12 | SP3243ET | Intelligent +3.0V to +5.5V RS-232 Transceivers |
