 | SP3222EEY-L | 1119 | Exar Corporation | 19+ | 20-TSSOP（0.173"，4.40mm 宽） | | IC TXRX RS232 ESD 20TSSOP | 购买 |
| SP3222EBCA-L | 1114 | Exar Corporation | 19+ | 20-SSOP（0.209"，5.30mm 宽） | | IC TXRX RS232 ESD 20SSOP | 购买 |
| SP1490ECN-L | 1125 | Exar Corporation | 19+ | 8-SOIC（0.154"，3.90mm 宽） | | IC TXRX RS485 FULL DUPLEX 8NSOIC | 购买 |
| SP211EEA-L | 1175 | Exar Corporation | 19+ | 28-SSOP（0.209"，5.30mm 宽） | | IC TXRX RS232 ESD LP 28SSOP | 购买 |
| SP3491CN-L | 1293 | Exar Corporation | 19+ | 14-SOIC（0.154"，3.90mm 宽） | | IC TXRX RS485 FULL DUPLX 14NSOIC | 购买 |
| SP1491EEN-L | 1032 | Exar Corporation | 19+ | 14-SOIC（0.154"，3.90mm 宽） | | IC TXRX RS485 FULL DUPLEX 14SOIC | 购买 |
| ADN4664BRZ | 1018 | Analog Devices Inc | 19+ | 8-SOIC（0.154"，3.90mm 宽） | | IC RCVR DIFF LVDS 2CH 8SOIC | 购买 |
| SP3223EUEA-L | 1212 | Exar Corporation | 19+ | 20-SSOP（0.209"，5.30mm 宽） | | IC TXRX RS232 INTELLIGENT 20SSOP | 购买 |
| SP3494EN-L | 1397 | Exar Corporation | 19+ | 8-SOIC（0.154"，3.90mm 宽） | | IC TXRX RS485/RS422 LP 8NSOIC | 购买 |
| SP3243EUEA-L | 1404 | Exar Corporation | 19+ | 28-SSOP（0.209"，5.30mm 宽） | | IC TXRX RS232 INTELLIGENT 28SSOP | 购买 |
| SP3243EUET-L | 1054 | Exar Corporation | 19+ | 28-SOIC（0.295"，7.50mm 宽） | | IC TXRX RS232 INTELLIGNT 28WSOIC | 购买 |
| ADM485JNZ | 1315 | Analog Devices Inc | 19+ | 8-DIP（0.300"，7.62mm） | | IC TXRX SINGLE RS485 5V 8DIP | 购买 |
| SP3238EEA-L | 1024 | Exar Corporation | 19+ | 28-SSOP（0.209"，5.30mm 宽） | | IC TXRX RS232 INTELLIGENT 28SSOP | 购买 |
| ADM202JRNZ-REEL7 | 3000 | Analog Devices Inc | 19+ | 16-SOIC（0.154"，3.90mm 宽） | | IC TXRX RS232 5V 15KV 16SOIC | 购买 |
| ADM202JRNZ-REEL7 | 3000 | Analog Devices Inc | 19+ | | | IC TXRX RS232 5V 15KV 16SOIC | 购买 |
| ADM202JRNZ-REEL7 | 3000 | Analog Devices Inc | 19+ | | | IC TXRX RS232 5V 15KV 16SOIC | 购买 |
| SP3074EEN-L | 1122 | Exar Corporation | 19+ | 8-SOIC（0.154"，3.90mm 宽） | | IC TXRX RS485/RS422 ESD 8NSOIC | 购买 |
| SP208EEA-L | 1026 | Exar Corporation | 19+ | 24-SSOP（0.209"，5.30mm 宽） | | IC TXRX RS232 ESD LP 24SSOP | 购买 |
| SP3483CN-L | 1193 | Exar Corporation | 19+ | 8-SOIC（0.154"，3.90mm 宽） | | IC TXRX RS485 HALF DUPLEX 8NSOIC | 购买 |
| ADM232LJRZ | 1548 | Analog Devices Inc | 19+ | 16-SOIC（0.295"，7.50mm 宽） | | IC TX/RX DUAL RS-232 5VLP 16SOIC | 购买 |
