IC TXRX RS232 ESD TRUE 16TSSOP / Dual Transmitter/Receiver RS-232 16-Pin TSSOP T/R
SP3232EB Series 250 kbps 5.5 V True RS-232 Transceiver - TSSOP-16
Transceiver RS-232 2T/2R 3-5.5V TSSOP16
RS232 TRANSCEIVER, 250KBPS, TSSOP-16