Dual-Transceiver Bus IC, 250Kbps, 5V, SOIC-40, Lead-Free
Dual UART Interface IC, 250Kbps, 5V, SOIC-8
IC DVR/RCVR 5V RS232 DUAL 18SOIC
Dual Transmitter/Receiver RS-232 18-Pin SOIC W T/R
