3.3V 2-Ch RS232 Transceiver, 460Kbps, PDIP
Dual Transmitter/Receiver RS-232 18-Pin PDIP
3.3V RS-232 Transceiver, 2-Ch, 460Kbps, Full Duplex, PDIP
Dual Transmitter/Receiver RS-232 18-Pin PDIP N Tube