 | ADM208AR | 1122 | Analog Devices Inc | 19+ | 24-SOIC（0.295"，7.50mm 宽） | | IC TX/RX RS-232 5V 0.1UF 24SOIC | 购买 |
| ADM3488EARZ | 1530 | Analog Devices Inc | 19+ | 8-SOIC（0.154"，3.90mm 宽） | | IC TXRX ESD RS-485 3.3V 8-SOIC | 购买 |
| KSZ8041MLLI | 1223 | Micrel Inc | 19+ | 48-LQFP | | IC TXRX PHY 10/100 3.3V 48LQFP | 购买 |
| LTC2801CDE#PBF | 1940 | Linear Technology | 19+ | 12-WFDFN 裸露焊盘 | | IC TXRX RS232 12-DFN | 购买 |
| LT1181AISW#PBF | 1412 | Linear Technology | 19+ | 16-SOIC（0.295"，7.50mm 宽） | | IC DRVR/RCVR RS232 5V DL 16SOIC | 购买 |
| LT1039ISW#PBF | 1256 | Linear Technology | 19+ | 18-SOIC（0.295"，7.50mm 宽） | | IC DRIVR/RCVR TRPLE-RS232 18SOIC | 购买 |
| ADM3071EARZ | 1094 | Analog Devices Inc | 19+ | 8-SOIC（0.154"，3.90mm 宽） | | IC TXRX RS-485 3.3V FD 8-SOIC | 购买 |
| ADM3311EACPZ | 1309 | Analog Devices Inc | 19+ | 32-VFQFN 裸露焊盘，CSP | | IC TXRX RS-232 3:5 2.7V 32LFCSP | 购买 |
| LT1280ACN | 1004 | Linear Technology | 19+ | 18-DIP（0.300"，7.62mm） | | IC DRVR/RCVR 5V RS232 DUAL 18DIP | 购买 |
| LT1280AISW#PBF | 1040 | Linear Technology | 19+ | 18-SOIC（0.295"，7.50mm 宽） | | IC DRVR/RCVR 5V RS232 DUAL18SOIC | 购买 |
| LT1781CSW#PBF | 1643 | Linear Technology | 19+ | 16-SOIC（0.295"，7.50mm 宽） | | IC DVR/RCVR 5V RS232 DUAL 16SOIC | 购买 |
| LT1537CG | 1003 | Linear Technology | 19+ | 28-SSOP（0.209"，5.30mm 宽） | | IC TXRX 5V RS232 LOW-PWR 28-SSOP | 购买 |
| LTC1349CG#PBF | 1018 | Linear Technology | 19+ | 28-SSOP（0.209"，5.30mm 宽） | | IC TXRX 5V RS232 LOW PWR 28-SSOP | 购买 |
| KSZ8721SLI | 1480 | Micrel Inc | 19+ | 48-BSSOP（0.295"，7.50mm 宽） | | IC TXRX PHY 10/100 3.3V 48-SSOP | 购买 |
| KSZ9021RL | 1931 | Micrel Inc | 19+ | 64-LQFP 裸露焊盘 | | IC TXRX 10/100/1000 SGL 64LQFP | 购买 |
| SP233AET-L | 1212 | Exar Corporation | 19+ | 20-SOIC（0.295"，7.50mm 宽） | | IC DVR/RCVR RS232 ESD 20WSOIC | 购买 |
| LT1131ACNW | 1016 | Linear Technology | 19+ | 28-DIP（0.600"，15.24mm） | | IC 5DRV/4RCV RS232 5V 28-DIP | 购买 |
| LT1132ACSW | 1012 | Linear Technology | 19+ | 24-SOIC（0.295"，7.50mm 宽） | | IC 5DRV/3RCV RS232 5V 24-SOIC | 购买 |
| LT1342CG | 1001 | Linear Technology | 19+ | 28-SSOP（0.209"，5.30mm 宽） | | IC TXRX 5V RS232 W/3VLOGC 28SSOP | 购买 |
| LTC1535ISW#TRPBF | 2000 | Linear Technology | 19+ | 28-SOIC（0.295"，7.50mm 宽） | | IC TRANSCEIVER RS485 ISO 28SOIC | 购买 |
