IC TXRX RS232 5V 28-SSOP
5V 20mA Full-Duplex Bus Transceiver, 120Kbps, SSOP-28
5V 4-Transceiver 4-Receiver 5V 20mA SOIC-28 Surface Mount IC
5V 20mA SSOP28 Surface Mount Transceiver
MAX211CDBRE4 5V 20mA Surface Mount Transceiver
