| SN65C3221EPWR | Texas Instruments | IC LINE DVR/RCVR 1CH 16-TSSOP | |
| SN65C3221EPWR | Texas Instruments | IC LINE DVR/RCVR 1CH 16-TSSOP | |
| SN65C3221EPWR | Texas Instruments | IC LINE DVR/RCVR 1CH 16-TSSOP | |
| SN65C3221DBR | Texas Instruments | IC LINE DRVR/RCVR 1-CH 16-SSOP | |
| SN65C3221EDBR | Texas Instruments | IC LINE DVR/RCVR 1CH 16-SSOP | |
| SN65C3221EDBR | Texas Instruments | IC LINE DVR/RCVR 1CH 16-SSOP | |
| SN65C3221EDBR | Texas Instruments | IC LINE DVR/RCVR 1CH 16-SSOP | |
| SN65C3221IPWRQ1 | Texas Instruments | IC RS232 LINE DVR/RCVR 16-TSSOP | |
| SN65C3221IPWRQ1 | Texas Instruments | IC RS232 LINE DVR/RCVR 16-TSSOP | |
| SN65C3221IPWRQ1 | Texas Instruments | IC RS232 LINE DVR/RCVR 16-TSSOP | |
| SN65C3221EPWRE4 | Texas Instruments | IC RS232 LINE DVR/RCVR 16-TSSOP | |
| SN65C3221EDBRG4 | Texas Instruments | IC LINE DVR/RCVR 1CH 16-SSOP | |
| SN65C3221PWRE4 | Texas Instruments | IC RS232 LINE DVR/RCVR 16-TSSOP | |
| SN65C3221IPWRG4Q1 | Texas Instruments | IC LINE DRVR/RCVR 1CH 16-TSSOP | |
| SN65C3221IPWRG4Q1 | Texas Instruments | IC LINE DRVR/RCVR 1CH 16-TSSOP | |
| SN65C3221IPWRG4Q1 | Texas Instruments | IC LINE DRVR/RCVR 1CH 16-TSSOP | |
| SN65C3221DBRE4 | Texas Instruments | IC RS232 LINE DVR/RCVR 16-SSOP | |
| SN65C3221EPWE4 | Texas Instruments | IC RS232 LINE DVR/RCVR 16-TSSOP | |
| SN65C3221EPWG4 | Texas Instruments | IC LINE DRVR/RCVR RS232 16-TSSOP | |
| SN65C3221PWG4 | Texas Instruments | IC LINE DRVR/RCVR RS232 16-TSSOP | |