| ITEM | NAME/DESCRIPTION | PART NO. | BRAND |
| 507 | IC TXRX RS232 INTELLIGENT 28SSOP | SP3243EUCA-L | Exar Corporation |
| 508 | IC TXRX RS232 INTELLIGENT 28SSOP | SP3243EUCA-L/TR | Exar Corporation |
| 509 | IC TXRX RS232 INTELLIGENT 32QFN | SP3243EUCR-L | Exar Corporation |
| 510 | IC TXRX RS232 INTELLIGENT 32QFN | SP3243EUCR-L/MTR | Exar Corporation |
| 511 | IC TXRX RS232 INTELLIGENT 32QFN | SP3243EUCR-L/TR | Exar Corporation |
| 512 | IC TXRX RS232 INTELLIGNT 28SOIC | SP3243EUCT-L | Exar Corporation |
| 513 | IC TXRX RS232 INTELLIGNT 28SOIC | SP3243EUCT-L/TR | Exar Corporation |
| 514 | IC TXRX RS232 INTELLIGNT 28TSSOP | SP3243EUCY-L | Exar Corporation |
| 515 | IC TXRX RS232 INTELLIGNT 28TSSOP | SP3243EUCY-L/TR | Exar Corporation |
| 516 | IC TXRX RS232 INTELLIGENT 28SSOP | SP3243EUEA-L | Exar Corporation |
| 517 | IC TXRX RS232 INTELLIGENT 28SSOP | SP3243EUEA-L/TR | Exar Corporation |
| 518 | IC TXRX RS232 INTELLIGENT 32QFN | SP3243EUER-L | Exar Corporation |
| 519 | IC TXRX RS232 INTELLIGENT 32QFN | SP3243EUER-L/MTR | Exar Corporation |
| 520 | IC TXRX RS232 INTELLIGENT 32QFN | SP3243EUER-L/TR | Exar Corporation |
| 521 | IC TXRX RS232 INTELLIGNT 28SOIC | SP3243EUET-L | Exar Corporation |
| 522 | IC TXRX RS232 INTELLIGNT 28SOIC | SP3243EUET-L/TR | Exar Corporation |
| 523 | IC TXRX RS232 INTELLIGNT 28TSSOP | SP3243EUEY-L | Exar Corporation |
| 524 | IC TXRX RS232 INTELLIGNT 28TSSOP | SP3243EUEY-L/TR | Exar Corporation |
| 525 | IC TXRX RS232 28SSOP | SP3244ECA-L | Exar Corporation |
| 526 | IC TXRX RS232 28SSOP | SP3244ECA-L/TR | Exar Corporation |
| 527 | IC TXRX RS232 28TSSOP | SP3244ECY-L | Exar Corporation |
| 528 | IC TXRX RS233 28TSSOP | SP3244ECY-L/TR | Exar Corporation |
| 529 | IC TXRX RS232 28SSOP | SP3244EEA-L | Exar Corporation |
| 530 | IC TXRX RS234 28SSOP | SP3244EEA-L/TR | Exar Corporation |
| 531 | IC TXRX RS232 32QFN | SP3244EER1-L | Exar Corporation |
| 532 | IC TXRX RS235 32QFN | SP3244EER1-L/MTR | Exar Corporation |
| 533 | IC TXRX RS235 32QFN | SP3244EER1-L/TR | Exar Corporation |
| 534 | IC TXRX RS232 28TSSOP | SP3244EEY-L | Exar Corporation |
| 535 | IC TXRX RS236 28TSSOP | SP3244EEY-L/TR | Exar Corporation |
| 536 | IC TXRX RS232 28SSOP | SP3245ECA-L | Exar Corporation |
| 537 | IC TXRX RS232 28SSOP | SP3245ECA-L/TR | Exar Corporation |
| 538 | IC TXRX RS233 28TSSOP | SP3245ECY-L | Exar Corporation |
| 539 | IC TXRX RS233 28TSSOP | SP3245ECY-L/TR | Exar Corporation |
| 540 | IC TXRX RS232 28SSOP | SP3245EEA-L | Exar Corporation |
| 541 | IC TXRX RS232 28SSOP | SP3245EEA-L/TR | Exar Corporation |
